Freezing Dates

The IEM processed "climodat" archive is used to list out the first dates after 1 August that a given site first dipped below 32°F and 28°F. The dates when those events occurred are shown. The second set of columns print out the fall day of the year that the climatology dips below the given threshold.

Only the August through March period is considered for this analysis. There is currently a data processing bug whereby the year of the first dates are not shown for all sites. This will be fixed over the coming days.

Select Network:
ID Climodat Site: Min Low: First Date with Observed Below: First Date with Average Below:
Temp <= 32°F Temp <= 28°F Below 40°F Below 32°F Below 28°F
Temp: Date: Temp: Date:
IA2603 Elkader 6SSW (Osborn) -47 32 {1893}-08-29 0 {2002}-09-02 10-10 11-02 11-11
IA8693 WASHTA -47 27 {1973}-08-22 27 {1973}-08-22 10-17 11-02 11-10
IA4087 INWOOD 2 SW -46 30 {1940}-09-11 27 {1902}-09-12 10-12 10-28 11-08
IA5230 Mason City -45 30 {1915}-08-30 28 {1923}-09-14 10-12 11-02 11-10
IA2110 DECORAH-2-N -43 32 {1915}-08-30 28 {1946}-09-02 10-13 11-03 11-11
IA8756 WAUKON 4SW -43 29 {2018}-09-29 25 {2018}-10-12 09-29 10-12 10-12
IA0181 ALTON -42 31 {1916}-09-15 27 {1918}-09-20 10-17 11-02 11-10
IA3980 HUMBOLDT-2 -42 31 {1902}-09-13 28 {1934}-09-16 10-17 11-02 11-11
IA3108 GALVA -41 24 {1902}-09-04 24 {1902}-09-04 10-19 11-04 11-12
IA3107 GALVA -41 24 {1902}-09-04 24 {1902}-09-04 10-08 10-27 11-09
IA2864 FAYETTE -40 32 {1949}-09-01 27 {1902}-09-12 10-12 11-02 11-11
IA2171 DENISON -40 29 {1902}-09-12 21 {1918}-09-21 10-18 11-06 11-11
IA1705 COGGON -40 30 {2007}-09-15 26 {2012}-09-24 10-15 11-03 11-11
IA1233 CARROLL-2-SSW -40 28 {1974}-09-03 28 {1974}-09-03 10-17 11-02 11-10
IA7664 SIBLEY-5-NNE -40 30 {1950}-08-20 23 {1955}-09-11 10-07 10-28 11-06
IA7410 SARATOGA 2 E -40 32 {1964}-08-14 27 {1955}-09-11 09-28 10-24 11-03
IA7147 ROCK-RAPIDS -40 31 {1974}-09-03 26 {1894}-09-10 10-08 10-27 11-05
IA0088 AKRON -39 28 {1902}-09-12 28 {1902}-09-12 10-17 11-02 11-10
IA4867 LITTLE SIOUX -39 24 {1916}-09-15 24 {1916}-09-15 10-19 11-02 11-11
IA7859 SPIRIT LAKE -39 31 {1902}-09-12 28 {1929}-09-18 10-17 11-02 11-10
IA3517 GUTTENBERG-L-AND-D-10 -38 32 {1973}-09-18 25 {1942}-09-28 10-24 11-10 11-21
IA2724 Estherville 4E -38 32 {1924}-09-09 27 {1929}-09-18 10-09 10-29 11-08
IA1394 CHARITON -38 32 {1955}-09-12 28 {1918,1991}-09-20 10-18 11-08 11-21
IA0600 BELLE-PLAINE -38 31 {1917}-09-11 28 {1929,1916}-09-18 10-17 11-08 11-12
IA5418 MERRILL 4 WSW -38 31 {1916}-09-15 25 {1918}-09-20 10-19 11-02 11-11
IA5414 MERRILL -38 31 {1916}-09-15 25 {1918}-09-20 10-18 11-02 11-10
IA4644 LARRABEE -38 29 {1902}-09-12 28 {1896}-09-19 10-12 11-01 11-08
IA4561 LAKE PARK -38 30 {1940}-09-12 28 {1916}-09-15 10-12 11-01 11-08
IAC001 Iowa - Northwest Climate Division -38 30 {1902}-09-12 26 {1918}-09-20 10-16 11-02 11-10
IAC002 Iowa - North Central Climate Division -38 32 {1902}-09-13 28 {1929}-09-18 10-17 11-02 11-11
IAD001 Iowa Drought Region 1 - Northwest -38 30 {1902}-09-12 28 {1991}-09-19 10-17 11-02 11-10
IATSPW Spencer Area -38 -1 {2010}-08-16 -1 {2010}-08-16 10-09 10-31 11-08
IA7844 Spencer -38 31 {1974}-09-03 28 {2007}-09-15 10-09 10-31 11-08
IA7594 Sheldon -38 32 {1974}-09-03 28 {1902}-09-12 10-09 10-28 11-08
IA7289 RUTHVEN -38 31 {1902}-09-12 26 {1899}-09-22 10-07 11-03 11-09
IA6800 PRIMGHAR -38 30 {1902}-09-12 25 {1901}-09-18 10-17 11-02 11-10
IA3632 HARLAN -37 29 {1902}-09-12 27 {1902}-09-13 10-18 11-04 11-12
IA2364 DUBUQUE-LOCK-AND-DAM -37 31 {1956}-09-20 24 {1899}-09-30 10-27 11-11 11-22
IA2112 DECORAH 2 S -37 31 {1950}-08-20 28 {1946}-09-02 10-12 11-02 11-11
IA0612 BELMOND -37 32 {1923}-09-14 26 {1929}-09-18 10-17 11-01 11-11
IA0364 ATLANTIC-1-NE -37 30 {1893}-09-02 28 {1902,1955}-09-12 10-17 11-02 11-11
IA0213 ANAMOSA-1-WNW -37 29 {1998}-09-08 27 {1956}-09-20 10-10 11-05 11-21
IA0205 AMES 3 SW -37 31 {1902}-09-13 26 {1918}-09-21 10-20 11-03 11-17
IA0200 AMES-8-WSW -37 31 {1902}-09-13 26 {1918}-09-21 10-19 11-08 11-21
IA5131 MAQUOKETA-2-W -37 31 {1917}-09-11 28 {1983}-09-23 10-17 11-06 11-13
IA4963 LOWDEN -37 32 {2014}-09-13 26 {2012}-09-24 10-16 11-01 11-12
IA4746 LENOX -37 32 {1904}-09-13 28 {1913}-09-22 10-23 11-08 11-21
IA4735 Le Mars -37 31 {1955}-09-11 28 {1902}-09-12 10-16 11-01 11-10
IA4228 JEFFERSON -37 32 {1893}-08-29 28 {1929}-09-18 10-18 11-07 11-12
IA8231 THURMAN -37 32 {1940}-09-11 28 {1901}-09-18 10-21 11-08 11-15
IAKSPW Spencer Airport -37 -1 {2010}-08-16 -1 {2010}-08-16 10-10 10-27 11-10
IATAME Ames Area -37 31 {1902}-09-13 26 {1918}-09-21 10-18 11-06 11-12
IA7700 SIOUX CENTER 2 SE -37 31 {1974}-09-03 24 {1991}-09-19 10-17 11-02 11-10
IA6440 PACIFIC JUNCTION -37 32 {1902}-09-12 27 {1901}-09-18 10-20 11-02 11-12
IA6195 ODEBOLT 2 -37 31 {1902}-09-12 28 {1918}-09-20 10-21 11-02 11-13
IA6103 NORTHWOOD -37 32 {1953}-09-13 28 {1929}-09-18 10-10 11-02 11-10
IA2977 FOREST-CITY -36 31 {1949}-09-01 27 {1929}-09-18 10-13 11-02 11-10
IA2689 Emmetsburg -36 0 {2005}-09-03 0 {2005}-09-03 10-16 11-02 11-10
IA2456 EARLHAM -36 31 {1902}-09-12 21 {1913}-09-22 10-19 11-02 11-12
IA1954 CRESCO-1-NE -36 31 {1902}-09-12 28 {1929}-09-18 10-12 11-02 11-10
IA0923 BRITT -36 30 {1983}-08-13 27 {1902}-09-13 10-16 11-02 11-10
IA0175 ALTA NEAR -36 31 {1902}-09-12 27 {1918}-09-20 10-12 10-28 11-11
IA0173 ALTA -36 29 {1902}-09-12 26 {1913}-09-22 10-19 11-02 11-10
IA0133 ALGONA -36 29 {1893}-09-02 27 {1929}-09-18 10-17 11-02 11-11
IA5086 MANCHESTER-2 -36 32 {2014}-09-13 27 {1984}-09-16 10-17 11-04 11-12
IA4758 LEON 6 ESE -36 32 {1986}-09-08 28 {1991}-09-19 10-24 11-11 11-22
IA4637 LARCHWOOD -36 27 {1902}-09-12 27 {1902}-09-12 09-17 10-17 11-05
IA4389 KEOSAUQUA -36 31 {1917}-09-11 28 {1916}-09-18 10-24 11-11 11-22
IA4038 IDA GROVE 5NW -36 32 {1974}-09-03 27 {1918}-09-20 10-17 11-02 11-10
IA8747 WAUKEE -36 32 {1902}-09-13 28 {1918}-09-20 10-21 11-08 11-21
IA8806 WEBSTER-CITY -36 30 {1955}-09-11 25 {1929}-09-18 10-17 11-02 11-11
IA8852 WEST BEND -36 30 {1908}-09-01 26 {1929}-09-18 10-12 10-27 11-08
IATIDA Ida Grove Area -36 32 {1974}-09-03 27 {1918}-09-20 10-17 11-02 11-10
IA7979 STORM-LAKE-2-E -36 32 {1902}-09-12 28 {1929}-09-18 10-17 11-02 11-10
IA7892 STANLEY -36 32 {2025}-09-07 26 {2012}-09-23 10-13 10-28 11-11
IA6719 POCAHONTAS -36 31 {1946}-09-02 27 {1929}-09-18 10-16 11-01 11-10
IA6698 PLOVER -36 32 {1902}-09-04 26 {1902}-09-12 10-09 10-27 11-02
IA6389 Ottumwa -36 32 {2007}-09-15 23 {1942}-09-28 10-24 11-11 11-22
IA6386 OTTUMWA 1 WSW -36 8 {1895}-09-01 8 {1895}-09-01 10-23 11-11 11-22
IA3584 HAMPTON-2-NW -35 32 {1955}-09-11 28 {1955}-09-12 10-17 11-02 11-11
IA3509 GUTHRIE-CENTER -35 31 {1902}-09-12 28 {1991}-09-19 10-17 11-07 11-11
IA3473 GRINNELL-3-SW -35 31 {1976}-09-10 27 {1991}-09-20 10-17 11-05 11-13
IA2999 FORT-DODGE -35 32 {1974}-09-03 27 {1902}-09-13 10-17 11-03 11-11
IA2630 ELLIOTT -35 29 {1913}-09-22 25 {1915}-10-09 10-11 10-28 11-12
IA1586 CLEAR LAKE -35 32 {1908}-09-28 27 {1899}-09-29 10-12 11-02 11-11
IA1442 CHEROKEE -35 31 {1974}-09-03 27 {1955}-09-11 10-09 11-01 11-07
IA1257 CASCADE -35 32 {2023}-08-31 28 {1953,1974}-09-22 10-10 11-05 11-11
IA0807 Boone -35 32 {1975}-09-12 27 {1929}-09-18 10-17 11-03 11-12
IA0608 BELLEVUE-L-AND-D-12 -35 32 {1986}-08-30 28 {1995,1974}-09-23 10-19 11-10 11-21
IA0512 BATTLE CREEK 3NE -35 32 {2014}-09-13 24 {2012}-09-23 10-07 10-27 10-31
IA0463 BANCROFT -35 32 {1902}-09-13 28 {1929}-09-18 10-13 11-02 11-11
IA0385 AUDUBON -35 30 {1955,1902}-09-12 27 {1896}-09-19 10-17 11-02 11-11
IA5198 MARSHALLTOWN -35 31 {1955}-09-12 28 {1896}-09-20 10-17 11-05 11-12
IA5123 MAPLETON NO. 2 -35 31 {1955}-09-11 27 {1991}-09-19 10-15 11-02 11-10
IA4894 LOGAN -35 30 {1902}-09-12 28 {1902}-09-13 10-18 11-04 11-12
IA4063 INDIANOLA-2-SSW -35 30 {1979}-09-15 28 {1979}-09-22 10-19 11-08 11-21
IA8568 VINTON -35 32 {1953,1902}-09-13 28 {1982}-09-21 10-18 11-08 11-21
IA9000 WHITTEN -35 31 {1902}-09-12 25 {1913}-09-22 10-19 10-28 11-11
IA9132 WINTERSET -35 31 {1955}-09-12 26 {1896}-09-20 10-24 11-08 11-21
IA9750 ZEARING -35 32 {2007}-09-15 28 {1907}-09-25 10-19 11-08 11-20
IAC003 Iowa - Northeast Climate Division -35 32 {1902}-09-13 26 {1926}-09-26 10-17 11-03 11-11
IAC004 Iowa - West Central Climate Division -35 31 {1902}-09-12 28 {1918}-09-20 10-19 11-05 11-11
IATMCW Mason City Area -35 30 {1915}-08-30 28 {1923}-09-14 10-10 11-01 11-09
IATSUX Sioux City Area -35 30 {1902}-09-13 25 {1995}-09-22 10-18 11-02 11-10
IA7955 STOCKPORT -35 32 {1917}-09-11 27 {1913}-09-22 10-21 11-11 11-22
IA7855 SPILLVILLE -35 30 {1991}-09-20 26 {1974}-09-22 10-18 11-04 11-19
IA7712 SIOUX CITY -35 30 {1902}-09-13 25 {1899}-09-29 10-20 11-08 11-11
IA7708 SIOUX-CITY-WSO-AP -35 30 {1902}-09-13 25 {1995}-09-22 10-18 11-02 11-10
IA7386 SANBORN -35 32 {1974}-09-03 25 {1929}-09-18 10-13 11-01 11-08
IA7312 SAC-CITY -35 32 {1974}-09-03 28 {1918}-09-20 10-17 11-02 11-11
IA7161 ROCKWELL-CITY -35 32 {1902}-09-12 28 {1929}-09-18 10-17 11-03 11-11
IA7035 RIDGEWAY -35 32 {1903}-09-18 28 {1907}-09-25 10-12 10-28 11-11
IA6766 Postville -35 32 {1919}-09-02 20 {1918}-09-21 10-17 11-05 11-11
IA6305 OSAGE -35 30 {1949}-09-14 28 {1929}-09-18 10-17 11-03 11-11
IA6225 OLIN -35 31 {1902}-09-13 25 {1926}-09-26 10-20 11-02 11-12
IA6196 ODEBOLT -35 30 {1902}-09-12 26 {1913}-09-22 10-11 10-27 11-11
IA3487 GRUNDY-CENTER -34 32 {1902}-09-12 28 {1929}-09-18 10-17 11-03 11-11
IA3438 GREENFIELD -34 32 {1981}-09-17 27 {1913}-09-22 10-24 11-08 11-21
IA1793 COON RAPIDS -34 32 {1902}-09-12 27 {1913}-09-22 10-24 11-08 11-21
IA1731 COLUMBUS JUNCT 2 SSW -34 31 {1955}-09-12 28 {1991}-09-20 10-25 11-11 11-22
IA1402 CHARLES-CITY -34 32 {1955,1902}-09-12 28 {1991}-09-20 10-16 11-03 11-11
IA0576 BEDFORD-1-NNW -34 28 {1902}-09-13 28 {1902}-09-13 10-19 11-10 11-21
IA0241 Ankeny -34 32 {1999}-09-18 22 {1999}-09-21 10-18 11-06 11-12
IA5493 Milford -34 32 {1974}-09-03 28 {1929}-09-18 10-14 11-02 11-09
IA4142 IOWA-FALLS -34 31 {1915}-08-30 28 {1894}-09-18 10-17 11-02 11-11
IA4106 IOWA CITY MUNICIPAL AP -34 32 {1991}-09-20 26 {1995}-09-23 10-19 11-10 11-21
IA8296 TOLEDO -34 31 {1917}-09-11 27 {1896}-09-20 10-17 11-06 11-12
IA8706 WATERLOO -34 32 {1917}-09-11 28 {1929}-09-18 10-17 11-03 11-11
IA8755 WAUKON -34 32 {1937,2011}-09-16 25 {1942}-09-25 10-16 11-03 11-11
IA8771 WAVERLY -34 32 {1915}-08-30 28 {1918}-09-21 10-13 11-02 11-11
IAC005 Iowa - Central Climate Division -34 31 {1929}-09-18 28 {1913}-09-22 10-19 11-08 11-13
IAD002 Iowa Drought Region 2 - Northcentral -34 32 {1902}-09-12 27 {1913}-09-22 10-17 11-03 11-11
IATALO Waterloo Area -34 32 {1917}-09-11 28 {1929}-09-18 10-17 11-03 11-12
IA6566 PERRY -34 32 {1955}-09-12 27 {1929}-09-18 10-17 11-06 11-11
IA5992 NEWTON -34 32 {1929}-09-18 23 {1942}-09-28 10-24 11-08 11-21
IA5952 NEW-HAMPTON -34 28 {1949}-09-01 28 {1949}-09-01 10-17 11-02 11-11
IA5837 MUSCATINE -34 29 {1991}-09-20 23 {1942}-09-28 10-25 11-11 11-22
IA3718 HAWARDEN -33 32 {2013}-09-02 24 {1991}-09-19 10-14 11-01 11-07
IA3290 GLENWOOD -33 30 {1902}-09-12 28 {1902}-09-13 10-19 11-08 11-21
IA1319 CEDAR-RAPIDS-1 -33 32 {2007}-09-15 24 {1926}-09-26 10-24 11-10 11-21
IA0513 BAXTER -33 32 {1902}-09-12 28 {1913}-09-22 10-19 11-02 11-14
IA0203 AMES 5 SE -33 32 {1902}-09-13 28 {1926}-09-26 10-23 11-08 11-21
IA0149 Allerton -33 31 {1991}-09-19 27 {1913}-09-22 10-24 11-10 11-22
IA4620 LANSING -33 30 {1902}-09-12 28 {1902}-09-13 10-19 11-05 11-12
IA8704 WATERLOO -33 32 {1917}-09-11 28 {1929}-09-18 10-13 11-03 11-12
IA9095 WILTON JUNCTION -33 32 {1904}-09-12 18 {1899}-09-30 10-12 11-11 11-12
IA9168 WOODBURN -33 30 {1910}-09-10 27 {1908}-09-28 10-12 10-28 11-12
IATOEL Oelwein Area -33 28 {1955}-09-11 28 {1955}-09-11 10-16 11-06 11-12
IA6205 OGDEN -33 31 {1902}-09-05 27 {1913}-09-22 10-21 11-08 11-19
IA6199 OELWEIN 1E -33 32 {2011}-09-15 28 {2012}-10-05 10-14 11-01 11-12
IA5630 MONONA -33 32 {1950}-09-24 27 {1949}-09-29 10-04 11-10 11-11
IA3589 HANCOCK -32 31 {1991}-09-19 25 {1942}-09-28 10-24 11-10 11-21
IA2725 ESTHERVILLE MUNICIPAL AP -32 31 {2014}-09-13 28 {2007}-09-15 10-10 10-27 11-10
IA2573 Eldora -32 31 {2005}-08-29 28 {1974}-09-22 10-17 11-05 11-12
IA2355 DOWS -32 31 {1902}-09-12 28 {1897}-09-20 10-11 10-28 11-09
IA2311 DORCHESTER -32 32 {2007}-09-15 26 {1974}-09-22 10-18 11-05 11-20
IA2212 DE SOTO -32 32 {1907}-09-25 26 {1908,1899}-09-29 10-12 10-28 11-14
IA2136 DELAWARE 3 WSW -32 32 {1902}-09-12 25 {1962}-09-19 10-17 11-05 11-12
IA2007 CUMBERLAND -32 32 {1902}-09-13 25 {1942}-09-28 10-25 11-11 11-22
IA1889 COUNCIL BLUFFS 6 NE -32 32 {1955}-09-12 28 {1953}-09-22 10-21 11-08 11-19
IA1833 CORNING -32 32 {1902}-09-12 27 {1983}-09-21 10-19 11-08 11-13
IA1541 CLARION -32 32 {1950}-08-20 1 {2018}-08-28 10-15 11-03 11-11
IA1300 CEDAR FALLS -32 32 {1902}-09-13 27 {1974}-09-22 10-18 11-05 11-12
IA1126 CALMAR NE -32 32 {2007,2011}-09-15 27 {2012}-10-07 10-13 11-01 11-12
IA0193 AMANA -32 30 {1896}-09-20 28 {1913}-09-22 10-12 11-03 11-12
IA5270 MATLOCK -32 29 {1916}-09-15 26 {1916}-09-29 09-28 10-08 10-10
IA5250 MASSENA -32 32 {1904}-09-16 25 {1942}-09-28 10-24 11-10 11-21
IA5235 MASON CITY MUNICIPAL AP -32 31 {2014}-09-13 26 {2011}-09-15 10-09 11-02 11-10
IA5000 MADRID -32 32 {1902}-09-13 28 {1913}-09-22 10-20 11-08 11-12
IA4101 Iowa City -32 32 {1923}-09-14 28 {1916}-09-18 10-20 11-10 11-22
IA4052 INDEPENDENCE -32 32 {1974}-09-03 28 {1975}-09-13 10-17 11-05 11-12
IA8026 SWEA CITY 4 W -32 32 {1974}-09-03 26 {1974}-09-22 10-10 11-01 11-10
IA8339 TRIPOLI-4-N -32 31 {2007}-09-15 27 {1974}-09-22 10-16 11-04 11-11
IA8688 WASHINGTON -32 30 {1902}-09-13 28 {1983}-09-23 10-25 11-11 11-22
IA8742 WAUCOMA 1WNW -32 32 {2011,2007}-09-15 26 {1974}-09-22 10-16 11-07 11-12
IAD003 Iowa Drought Region 3 - Northeast -32 32 {1902}-09-13 27 {1926}-09-26 10-18 11-06 11-12
IA7726 SIOUX-RAPIDS -32 31 {1974}-09-03 28 {1991}-09-19 10-09 11-02 11-09
IA7678 SIGOURNEY -32 32 {1902}-09-13 25 {1913}-09-21 10-24 11-11 11-22
IA7340 ST CHARLES -32 29 {1913}-09-22 24 {1942}-09-28 10-24 11-11 11-22
IA7326 ST ANSGAR -32 31 {2007}-09-15 25 {1974}-09-22 10-16 11-04 11-12
IA6527 PELLA 1S -32 32 {1902}-09-13 26 {1913}-09-22 10-24 11-11 11-22
IA6316 OSCEOLA-3-WSW -32 31 {2007}-09-15 28 {1974}-09-22 10-19 11-10 11-21
IA6243 ONAWA -32 24 {1936}-08-29 24 {1936}-08-29 10-19 11-03 11-11
IA6200 OELWEIN-2-S -32 20 {1942}-09-05 20 {1942}-09-05 10-17 11-03 11-11
IA5638 MONROE -32 32 {1929}-09-18 24 {1942}-09-28 10-21 11-08 11-22
IA3600 HANLONTOWN -31 32 {1903}-09-24 24 {1904}-10-06 10-05 10-27 10-27
IA2789 FAIRFIELD -31 32 {1917}-09-11 28 {1918}-09-21 10-25 11-11 11-22
IA2638 ELMA -31 31 {2007}-09-15 21 {2003}-10-02 10-13 11-01 11-11
IA2367 Dubuque Airport -31 32 {2007}-09-15 28 {1956}-09-20 10-18 11-06 11-20
IA1962 Creston -31 31 {1924}-09-15 28 {1991}-09-19 10-20 11-08 11-20
IA1848 CORYDON 8 W -31 32 {1918}-09-21 25 {1913}-09-22 10-23 11-10 11-22
IA1533 CLARINDA -31 31 {1902}-09-13 28 {1918}-09-21 10-19 11-08 11-20
IA1363 CENTRAL CITY -31 31 {2012}-09-23 23 {2003}-10-02 10-16 11-11 11-12
IA1245 CARSON 3NNE -31 32 {1902}-09-13 26 {1942}-09-28 10-21 11-08 11-21
IA1005 BUCKINGHAM -31 32 {1902}-09-13 27 {1908}-09-29 10-12 10-28 11-12
IA0793 BONAPARTE 5 NE -31 32 {1916}-09-18 26 {1899}-09-29 10-21 11-11 11-22
IA0197 AMES MUNICIPAL AP -31 31 {2007}-09-15 27 {2003}-09-30 10-14 11-02 11-11
IA0157 ALLISON -31 32 {1915}-08-30 28 {1926}-09-25 10-18 11-05 11-11
IA0112 ALBIA -31 31 {1916}-09-18 27 {1913}-09-22 10-25 11-10 11-22
IA0000 Iowa Average -31 32 {1902}-09-13 24 {1942}-09-28 10-19 11-08 11-13
IA5517 MILLERTON -31 30 {1901}-09-18 25 {1913}-09-22 10-23 11-11 11-22
IA4874 LITTLE SIOUX 2NW -31 31 {2007}-09-15 27 {2012}-09-23 10-08 10-28 11-11
IA4094 IONIA 2 W -31 31 {2007}-09-15 21 {2003}-10-02 10-13 11-01 11-11
IA4049 INDEPENDENCE-2-W -31 32 {1974}-09-03 28 {1975}-09-13 10-17 11-03 11-12
IA8147 TARA -31 23 {1899}-09-29 23 {1899}-09-29 09-29 10-06 10-31
IA8315 TRAER -31 32 {1991}-09-20 26 {1967}-09-29 10-18 11-07 11-20
IA8341 TRIPOLI 2N -31 31 {2007}-09-15 21 {2003}-10-02 10-13 11-01 11-12
IA8985 WHAT CHEER -31 32 {1902}-09-13 27 {1899}-09-29 10-14 11-06 11-14
IA9067 WILLIAMSBURG -31 32 {1917}-09-11 28 {1991}-09-20 10-19 11-08 11-21
IAC006 Iowa - East Central Climate Division -31 32 {1929}-09-18 28 {1926}-09-26 10-20 11-09 11-21
IAD004 Iowa Drought Region 4 - Southwest -31 32 {1902}-09-12 26 {1942}-09-28 10-21 11-08 11-21
IATDBQ Dubuque Area -31 32 {2007}-09-15 28 {1956}-09-20 10-22 11-10 11-21
IA8009 STRAWBERRY POINT -31 32 {2007}-09-15 28 {1974}-09-22 10-18 11-07 11-20
IA7602 SHELL ROCK 1 SW -31 32 {2007}-09-15 26 {1974}-09-22 10-17 11-04 11-19
IA6327 OSKALOOSA -31 31 {1902}-09-13 27 {1991}-09-20 10-24 11-10 11-21
IA6151 OAKLAND-2-E -31 32 {1974}-09-03 28 {1995}-09-22 10-17 11-06 11-12
IA5876 NASHUA 2 SW -31 31 {2007}-09-15 22 {2003}-10-02 10-13 11-01 11-12
IA5834 MURRAY -31 32 {1901}-09-18 28 {1913}-09-22 10-25 11-11 11-13
IA3933 HOPEVILLE -30 32 {1901}-09-18 27 {1908,1899}-09-29 10-27 11-10 11-12
IA3731 HAWKEYE -30 30 {1896}-09-20 20 {1899}-09-30 10-07 11-02 11-06
IA3623 HARCOURT 2ENE -30 32 {2007}-09-15 28 {1984}-09-29 10-18 11-07 11-11
IA3293 GLENWOOD 5 ESE -30 32 {1902}-09-13 26 {1942}-09-28 10-23 11-08 11-22
IA3239 GILMAN -30 32 {1902}-09-13 22 {1942}-09-28 10-24 11-09 11-21
IA3032 FULTON -30 31 {2012}-09-23 23 {2003}-10-02 10-16 11-09 11-13
IA2960 FONDA -30 25 {1900}-09-16 25 {1900}-09-16 09-20 11-01 11-07
IA2678 EMERSON 4 ENE -30 30 {1901}-09-18 26 {1942}-09-28 10-25 11-08 11-22
IA2362 DUBUQUE #3 -30 31 {2012}-09-24 27 {2015}-10-17 10-15 11-07 11-12
IA1354 CENTERVILLE -30 31 {1913}-09-13 28 {1913}-09-22 10-25 11-11 11-22
IA1324 CEDAR RAPIDS 2 -30 31 {1929}-09-18 28 {1926}-09-26 10-22 11-09 11-22
IA1314 Cedar Rapids Airport -30 31 {2007}-09-15 28 {2012}-09-24 10-18 11-07 11-20
IA0536 BEACONSFIELD -30 27 {1991}-09-19 27 {1991}-09-19 10-19 11-09 11-21
IA0064 AFTON -30 32 {1902}-09-12 27 {1913}-09-22 10-22 11-08 11-21
IA5141 MARBLE ROCK -30 30 {1991}-09-20 26 {1974}-09-22 10-18 11-04 11-12
IA4557 LAKE MILLS -30 30 {2007}-09-15 26 {1974}-09-22 10-16 11-04 11-11
IA4502 KNOXVILLE -30 31 {1916}-09-18 28 {1926}-09-26 10-25 11-11 11-22
IA8266 TIPTON -30 32 {1902}-09-13 28 {1991}-09-20 10-19 11-09 11-21
IA8632 WALFORD 2 SE -30 31 {1929}-09-18 28 {1926}-09-26 10-24 11-10 11-22
IA8658 WAUKEE 3NE -30 31 {2012}-09-23 27 {2012}-10-06 10-17 11-11 11-11
IA8880 WEST UNION -30 32 {1902}-09-13 20 {1899}-09-30 09-18 11-03 11-05
IAC007 Iowa - Southwest Climate Division -30 32 {1902}-09-13 26 {1942}-09-28 10-24 11-10 11-21
IAC008 Iowa - South Central Climate Division -30 31 {1991}-09-19 25 {1942}-09-28 10-25 11-11 11-21
IAD005 Iowa Drought Region 5 - Southeast -30 31 {1991}-09-20 24 {1942}-09-28 10-25 11-11 11-22
IATCID Cedar Rapids Area -30 31 {2007}-09-15 28 {2012}-09-24 10-19 11-09 11-21
IA8021 STUART -30 32 {1902}-09-13 24 {1899}-09-29 10-12 11-08 11-11
IA6940 RED-OAK -30 32 {1940}-09-11 28 {1995}-09-22 10-19 11-10 11-21
IA6618 PIONEER -30 22 {1899}-09-29 22 {1899}-09-29 09-30 11-02 11-02
IA6291 ORLEANS -30 29 {1935}-09-27 20 {1935}-10-04 10-06 10-22 10-22
IA5813 MOUNT VERNON -30 32 {1907}-09-25 27 {1899}-09-30 10-19 11-06 11-14
IA5769 MOUNT-AYR -30 32 {1902}-09-13 28 {1991}-09-19 10-24 11-10 11-21
IA5669 MONTICELLO -30 32 {1902}-09-12 27 {1926}-09-26 10-19 11-09 11-21
IA5664 MONTICELLO -30 32 {1902}-09-12 28 {1893}-09-26 10-07 10-27 11-03
IA3562 HAMBURG -29 31 {1901}-09-18 28 {1942}-09-28 10-25 11-12 11-22
IA3475 GRINNELL NEAR -29 24 {1899}-09-29 24 {1899}-09-29 10-17 11-05 11-14
IA3434 GREENE -29 32 {1902}-09-13 25 {1908}-09-29 10-11 10-28 11-11
IA3022 FRUITLAND -29 32 {1913}-09-22 26 {1935}-10-04 10-21 11-12 11-22
IA2896 FLORENCE -29 29 {1904}-10-06 28 {1905}-10-12 10-11 10-23 10-27
IA2726 ESTHERVILLE 1WSW -29 30 {2007}-09-15 26 {2003}-10-01 10-14 11-07 11-11
IA2388 DUMONT -29 31 {2007}-09-15 26 {1974}-09-22 10-17 11-03 11-14
IA2208 Des Moines SE 6th -29 32 {1913}-09-22 28 {1942}-09-28 10-27 11-12 11-22
IA2203 Des Moines Airport -29 31 {1995}-09-22 26 {1942}-09-28 10-24 11-11 11-21
IA1704 CLUTIER -29 32 {1991}-09-20 28 {1984}-09-29 10-18 11-10 11-12
IA1635 CLINTON-1 -29 31 {1902}-09-13 28 {1928}-09-25 10-24 11-11 11-22
IA1099 BUSSEY 3 WNW -29 32 {1902}-09-13 24 {1942}-09-28 10-25 11-11 11-22
IA0753 BLOOMFIELD -29 31 {1991}-09-20 26 {1913}-09-23 10-25 11-11 11-22
IA4585 Lamoni -29 32 {1901}-09-18 27 {1942}-09-28 10-25 11-10 11-22
IA4523 LACONA -29 32 {1918}-09-21 25 {1899}-09-29 10-21 11-11 11-22
IA8062 SWISHER #2 -29 32 {2012}-09-23 23 {2003}-10-02 10-16 11-11 11-13
IA8307 TRACY 1 NE -29 32 {1902}-09-13 24 {1942}-09-28 10-25 11-11 11-22
IAC009 Iowa - Southeast Climate Division -29 32 {1896,1991}-09-20 25 {1942}-09-28 10-25 11-11 11-22
IATDSM Des Moines Area -29 31 {1995}-09-22 26 {1942}-09-28 10-24 11-11 11-21
IA7717 SIOUX CITY HWY 77 BRG -29 31 {2020}-10-02 28 {2019}-10-12 10-12 10-24 10-31
IA7669 SIDNEY -29 30 {1901,1991}-09-18 28 {1995}-09-22 10-25 11-11 11-22
IA7613 SHENANDOAH-1-NE -29 32 {1937}-09-16 28 {1918}-09-20 10-24 11-10 11-21
IA6492 PARKERSBURG -29 32 {2007}-09-15 27 {1974}-09-22 10-17 11-05 11-12
IA6062 NORTHBORO -29 31 {1901}-09-18 27 {1899}-09-29 10-26 11-12 11-15
IA6044 NORA SPRINGS -29 30 {1918}-09-21 25 {1913}-09-22 10-19 10-30 11-09
IA5842 MUSCATINE 2 -29 32 {1991,1896}-09-20 25 {1942}-09-28 10-25 11-12 11-23
IA5650 MONTEZUMA 1 W -29 32 {1902}-09-13 28 {1926}-09-26 10-24 11-10 11-21
IA3900 HORNICK 4 NNE -28 30 {1991}-09-19 28 {1984}-09-26 10-18 11-07 11-11
IA3120 GARWIN -28 32 {1991}-09-20 28 {1984}-09-29 10-18 11-10 11-12
IA3113 GARBER -28 31 {2012}-09-23 22 {2003}-10-02 10-16 11-11 11-20
IA3007 Fort Madison -28 32 {1913}-09-22 26 {1942}-09-28 10-28 11-21 11-27
IA2697 EMMETSBURG 2 NW -28 31 {2007,2011}-09-15 27 {2003}-10-01 10-14 11-07 11-11
IA2361 DUBUQUE NO 2 -28 31 {2012}-09-23 23 {2003}-10-02 10-16 11-11 11-20
IA2299 Donnellson -28 31 {1991}-09-20 25 {1942}-09-28 10-25 11-11 11-22
IA2236 DE WITT 4 S -28 32 {2012}-09-24 24 {2003}-10-02 10-16 11-12 11-22
IA2235 DE WITT -28 32 {1956,1991}-09-20 24 {2003}-10-02 10-19 11-12 11-21
IA1742 CONRAD -28 32 {2007}-09-15 28 {1984}-09-29 10-18 11-07 11-12
IA1710 COLO -28 31 {1991}-09-19 28 {1974}-09-22 10-10 11-04 11-11
IA1708 COLLEGE SPRINGS -28 32 {1901}-09-17 24 {1901}-09-18 10-17 11-06 11-18
IA1640 CLINTON 2 -28 32 {1956}-09-20 28 {1926}-09-26 10-24 11-12 11-22
IA0745 BLOCKTON 1W -28 31 {1901}-09-18 28 {1942}-09-28 10-27 11-13 11-23
IA5496 MILFORD 3 W -28 31 {2007}-09-15 26 {2003}-10-01 10-09 10-27 11-10
IA5383 MELROSE -28 32 {1918}-09-21 25 {1942}-09-28 10-23 11-11 11-22
IA5320 MCGREGOR NO 2 -28 32 {2007}-09-15 22 {2003}-10-02 10-15 11-11 11-23
IA5290 MAXON -28 31 {1895}-10-08 23 {1895}-10-09 10-09 10-28 10-29
IA5199 MARSHALLTOWN MUNICIPAL AP -28 30 {2007}-09-15 27 {2012}-09-23 10-14 11-02 11-11
IA4705 Le Claire L&D 14 -28 32 {1942}-09-26 28 {1942}-09-28 10-29 11-20 11-27
IA4700 LE CLAIRE -28 32 {1896,1918}-09-20 25 {1942}-09-28 10-23 11-11 11-22
IA4624 LANSING 4SE -28 32 {2007}-09-15 22 {2003}-10-02 10-15 11-01 11-23
IA7932 STEAMBOAT ROCK -28 32 {2007}-09-15 28 {1974}-09-22 10-18 11-07 11-12
IA7847 SPENCER NO. 2 -28 31 {2011,2007}-09-15 27 {2003}-10-01 10-15 11-02 11-07
IA7840 SPENCER -28 31 {2007,2011}-09-15 27 {2003}-10-01 10-12 10-27 11-11
IA6910 RATHBUN DAM -28 32 {1974}-09-22 28 {1985}-10-01 10-19 11-11 11-21
IA6190 OCHEYEDAN -28 31 {1973}-08-22 27 {1974}-09-22 10-15 11-03 11-10
IA3910 HOLSTEIN 5 NNW -27 30 {2020}-10-02 28 {2019}-10-12 10-08 10-27 10-31
IA3909 Holstein -27 31 {1991}-09-20 28 {1984}-09-29 10-19 11-10 11-21
IA2755 EVERLY 3 WNW -27 27 {1973}-08-22 27 {1973}-08-22 10-15 11-04 11-11
IA2595 ELKADER 1 SE -27 32 {2007}-09-15 22 {2003}-10-02 10-16 11-09 11-20
IA2315 DORCHESTER HWY 76 -27 32 {2007}-09-15 22 {2003}-10-02 10-16 11-09 11-20
IA2209 DES MOINES WSFO-JOHNSTON -27 31 {1999}-09-21 28 {2004}-10-02 10-24 11-10 11-21
IA2117 DECORAH 2 -27 32 {2007}-09-15 27 {2012}-10-07 10-16 11-11 11-20
IA2070 DAVENPORT WFO -27 30 {2012}-09-23 27 {2012}-10-05 10-16 11-01 11-12
IA1828 CORALVILLE DAM -27 32 {1991,1983}-09-20 19 {1983}-09-22 10-18 11-11 11-21
IA1610 CLERMONT -27 32 {2007}-09-15 22 {2003}-10-02 10-15 11-11 11-20
IA1277 CASTANA-EXP-FARM -27 30 {1991}-09-19 28 {1995}-09-22 10-19 11-04 11-19
IA1063 Burlington Airport -27 30 {1918}-09-18 25 {1942}-09-28 10-27 11-12 11-24
IA0933 BROOKLYN -27 32 {1991}-09-19 28 {1991}-09-20 10-18 11-10 11-12
IA0214 ANAMOSA 3 SSW -27 30 {2012}-09-24 26 {2024}-10-16 10-17 11-02 11-12
IA5132 MAQUOKETA 2 NE -27 32 {2003}-09-29 23 {2003}-10-02 10-15 11-17 11-24
IA4820 LINN GROVE -27 31 {2011,2007}-09-15 27 {2003}-10-01 10-14 10-31 11-11
IA4381 KEOKUK LOCK DAM 19 -27 30 {1992}-09-23 23 {1952}-10-06 11-02 11-21 11-28
IA4308 KANAWHA -27 31 {2011,2007}-09-15 27 {1974}-09-22 10-18 11-06 11-19
IA3985 HUMBOLDT 2 -27 30 {1991}-09-19 25 {1987}-10-03 10-03 10-19 11-06
IA8270 TITONKA -27 30 {2007}-09-15 28 {1984}-09-26 10-18 11-04 11-19
IA8410 UNDERWOOD -27 32 {2012}-09-23 28 {2004}-10-02 10-13 10-31 11-11
IA8538 VILLISCA -27 30 {1901}-09-18 27 {1896}-09-28 10-17 11-03 11-05
IA8668 Wapello -27 31 {1991}-09-20 28 {1984}-09-29 10-25 11-12 11-22
IA8867 WEST UNION 3SE -27 32 {2007}-09-15 22 {2003}-10-02 10-15 11-01 11-23
IA9178 WOODWARD 7 N -27 32 {1962}-09-20 27 {1966}-10-01 10-24 11-06 11-21
IA7478 SCRANTON -27 32 {1902}-09-12 24 {1899}-09-29 10-16 11-02 11-06
IA7152 ROCK VALLEY -27 31 {2011}-09-15 28 {1995}-09-22 10-13 10-31 11-10
IA7058 RINGSTED -27 30 {2007}-09-15 27 {1974}-09-22 10-16 11-04 11-12
IA6976 REMSEN NO. 2 -27 32 {2011}-09-15 28 {2012}-10-05 10-12 10-27 11-11
IA6590 PETERSON -27 31 {2007}-09-15 28 {1942}-09-24 10-18 11-04 11-19
IA6076 NORTH ENGLISH -27 32 {1995,1974}-09-22 24 {2003}-10-02 10-19 11-10 11-21
IA5796 MOUNT-PLEASANT -27 32 {1902}-09-13 28 {1942}-09-24 10-25 11-11 11-22
IA5622 MONMOUTH 4 SW -27 32 {1952}-09-20 26 {1950}-09-24 10-15 11-03 11-11
IA3675 HASTINGS 4NE -26 32 {2009}-10-04 22 {2012}-10-07 10-15 11-07 11-11
IA3278 GLADBROOK -26 26 {1899}-09-29 26 {1899}-09-29 10-06 10-29 11-02
IA2369 DUBUQUE RIVER -26 30 {1942}-09-25 24 {1899}-09-30 10-25 11-11 11-22
IA2026 CUSHING -26 32 {1934}-09-21 27 {1942}-09-24 10-22 11-03 11-08
IA1651 CLIO 4 NW -26 30 {1995}-09-22 28 {1993}-10-10 10-10 10-31 11-04
IA1528 CLARENCE -26 32 {1956}-09-20 25 {1942}-09-28 10-24 11-10 11-21
IA1407 CHARLES CITY NO 2 -26 31 {2007}-09-15 21 {2003}-10-02 10-15 11-09 11-20
IA1060 BURLINGTON -26 32 {1984}-09-26 28 {1974}-10-02 10-28 11-12 11-27
IA0812 BOONE 3 WNW -26 31 {1929}-09-18 23 {1942}-09-28 10-17 11-03 11-21
IA0220 ANAMOSA NO 2 -26 31 {2012}-09-23 23 {2003}-10-02 10-16 11-11 11-21
IA0210 AMES SOUTHEAST -26 25 {1899}-09-29 25 {1899}-09-29 10-06 10-29 11-02
IA0131 ALGONA 1NNW -26 31 {2007,2011}-09-15 28 {2003}-10-01 10-15 11-07 11-11
IA5232 MASON CITY #1 -26 31 {2011,2007}-09-15 28 {2003}-10-01 10-14 11-07 11-11
IA5136 MARATHON -26 29 {1929}-09-18 21 {1935}-10-04 09-27 11-02 11-06
IA4547 LAKE CITY -26 32 {1947}-09-22 23 {1942}-09-28 10-23 11-03 11-19
IA4402 KESLEY -26 31 {2007}-09-15 23 {2003}-10-02 10-14 11-07 11-11
IA4244 JEWELL -26 32 {2007}-09-15 28 {1984}-09-29 10-19 11-07 11-20
IA4202 JAMES 1 NE -26 32 {2011}-09-15 27 {1984}-09-26 10-18 11-03 11-16
IA3964 HUDSON -26 32 {2007}-09-15 23 {2003}-10-02 10-16 11-07 11-12
IA7713 SIOUX CITY PERRY CREEK -26 32 {2011}-09-15 27 {1984}-09-26 10-18 11-04 11-10
IA7703 SIOUX CITY 8 N -26 32 {1974}-09-22 28 {1951}-09-28 10-19 11-04 11-12
IA7702 SIOUX CITY ANG -26 31 {2012}-09-23 20 {2004}-10-02 10-13 10-31 11-10
IA7572 SHEFFIELD 3 NW -26 30 {1951}-09-28 27 {1949}-09-29 09-24 10-24 11-10
IA7167 ROCKWELL CITY NO. 2 -26 32 {2007}-09-15 25 {2003}-10-02 10-13 10-31 11-11
IA6755 POPEJOY 1S -26 32 {2007}-09-15 28 {1984}-09-26 10-18 11-07 11-11
IA6520 PAULLINA -26 31 {1991}-09-19 28 {1984}-09-26 10-18 11-04 11-18
IA6419 OXFORD JUNCTION 1 S -26 32 {2012}-09-23 26 {2009}-10-10 10-25 11-12 11-21
IA6273 ORANGE CITY -26 31 {2011}-09-15 28 {2012}-10-05 10-12 10-28 10-31
IA5811 MOUNT VERNON -26 31 {1896}-09-20 21 {1899}-09-30 10-06 10-31 11-06
IA2068 DAVENPORT -25 30 {1942}-09-28 28 {1899}-09-30 10-27 11-12 11-22
IA2041 Dakota City -25 31 {2011,2007}-09-15 24 {2003}-10-02 10-13 11-01 11-11
IA1838 CORRECTIONVILLE 1 SW -25 31 {1991}-09-19 28 {1942}-09-24 10-19 11-07 11-20
IA0999 BUCKEYE -25 32 {2007}-09-15 28 {1984}-09-26 10-16 11-08 11-12
IA0910 BRIGHTON -25 32 {1984}-09-26 25 {2003}-10-02 10-27 11-11 11-21
IA0209 AMES EXPERIMENT STATION -25 29 {1896}-09-19 28 {1896}-10-06 09-27 10-24 10-29
IA5315 MCGREGOR -25 30 {1967}-09-29 24 {1964}-10-10 10-24 11-05 11-18
IA5295 MAXWELL -25 31 {2012}-09-23 26 {2003}-10-02 10-15 11-10 11-12
IA5127 MAPLETON -25 31 {1991}-09-19 26 {1984}-09-29 10-19 11-07 11-20
IA4898 LOGAN NO 2 -25 31 {1991}-09-19 28 {1942}-09-24 10-24 11-10 11-21
IA4342 KENNEBEC -25 31 {1991}-09-19 26 {1984}-09-29 10-24 11-07 11-20
IA4229 JEFFERSON 2 S -25 32 {2007}-09-15 26 {2003}-10-02 10-15 11-01 11-11
IA4174 IRWIN 3 ESE -25 31 {1991}-09-19 27 {1984}-09-29 10-24 11-10 11-21
IA3960 HUBBARD -25 32 {2007}-09-15 28 {1984}-09-29 10-18 11-09 11-12
IA9062 WILLIAMS -25 32 {1991}-09-20 28 {1984}-09-29 10-18 11-06 11-11
IA7985 STORY CITY -25 32 {2007}-09-15 25 {2003}-10-02 10-15 11-07 11-12
IA7582 SHELBY -25 31 {1991}-09-19 27 {1984}-09-29 10-26 11-10 11-21
IA6985 RHODES 3E -25 31 {1995}-09-22 25 {1974}-10-02 10-18 11-10 11-20
IA6891 RANDOLPH -25 32 {1991}-09-19 27 {1984}-09-29 10-25 11-11 11-23
IA6634 PISGAH -25 31 {1991}-09-19 27 {1984}-09-29 10-24 11-10 11-20
IA6412 OVID -25 30 {1901}-09-18 23 {1899}-09-29 10-16 11-03 11-15
IA5872 NASHUA 2 NW -25 28 {1949}-09-29 28 {1949}-09-29 09-24 10-25 11-03
IA5844 MUSCATINE 2N -25 27 {2003}-10-02 27 {2003}-10-02 10-17 11-12 11-22
IA3115 GARDEN GROVE -24 30 {1896}-09-20 28 {1896}-10-07 10-06 11-01 11-05
IA2805 FAIRPORT -24 32 {1928}-09-25 26 {1935}-10-04 10-21 11-06 11-22
IA2569 ELDON -24 31 {1902}-09-13 25 {1899}-09-29 10-14 11-03 11-15
IA2195 DERBY -24 31 {1995}-09-22 28 {1974}-10-02 10-26 11-12 11-23
IA1398 CHARITON 5SSE -24 31 {1995}-09-22 28 {1974}-10-02 10-31 11-11 11-24
IA0116 ALBIA PASTURE IMP FARM -24 32 {1962}-09-20 25 {1964}-10-09 10-24 11-10 11-19
IA0070 ADEL 1 SE -24 31 {1962}-09-20 27 {1967}-09-29 10-01 11-05 11-18
IA5193 MARSHALLTOWN 1 -24 28 {1948}-10-04 28 {1948}-10-04 09-27 10-04 10-17
IA4067 INDIANOLA 5 NNW -24 31 {1995}-09-22 24 {1942}-09-28 10-25 11-10 11-21
IA8169 TERRIL -24 28 {1942}-09-24 28 {1942}-09-24 09-20 10-16 10-26
IA8255 TINGLEY -24 32 {1927}-09-21 28 {1942}-09-24 10-22 11-03 11-21
IA8707 WATERLOO SNOW -24 30 {2012}-09-23 28 {2012}-10-06 10-14 11-07 11-11
IA8870 WEST UNION 5 NW -24 30 {2001,2000}-10-06 27 {2000}-10-07 09-24 10-07 11-17
IA7738 SLOAN -24 30 {1943}-09-20 28 {1942}-09-24 10-09 10-26 11-09
IA6920 REDFIELD 2 E -24 30 {1995}-09-22 27 {2003}-10-02 10-24 11-10 11-21
IA6391 OTTUMWA -24 32 {1918}-09-21 24 {1942}-09-28 10-24 11-12 11-22
IA6363 OTO -24 30 {1943}-09-20 28 {1942}-09-24 10-22 11-03 11-10
IA6160 OAKLAND MILLS 3 W -24 26 {2003}-10-02 26 {2003}-10-02 10-27 11-12 11-24
IA6086 NORTH MCGREGOR -24 30 {1896}-09-20 26 {1896}-10-07 09-20 09-20 11-06
IA3877 HINTON 4 W -23 28 {1951}-09-28 28 {1951}-09-28 09-28 11-02 11-10
IA3819 HEDRICK -23 27 {1899}-09-29 27 {1899}-09-29 10-17 11-02 11-06
IA3712 HAVERHILL -23 32 {1974}-09-22 25 {1974}-10-02 10-19 11-10 11-21
IA3681 HAVEN 1 NE -23 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA3295 GLENWOOD 8 SSE -23 30 {1951}-09-28 28 {1952}-10-06 10-26 11-09 11-22
IA3003 FORT DODGE 4 NW -23 32 {2007,2011}-09-15 25 {2003}-10-02 10-15 11-07 11-20
IA2555 ELBERON 3 S -23 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA2396 DUNBAR 2 NE -23 30 {1942}-09-24 22 {1942}-09-28 10-23 11-04 11-21
IA2071 DAVENPORT 2 -23 31 {1923}-09-14 28 {1926}-09-26 10-19 11-08 11-22
IA1823 CORALVILLE -23 32 {2012}-09-23 24 {2003}-10-02 10-25 11-12 11-21
IA1538 CLARINDA WALNUT CREEK -23 29 {1942}-09-24 27 {1942}-09-28 10-23 11-03 11-11
IA0602 BELLE PLAINE 3 S -23 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA0596 BELKNAP -23 27 {1899}-09-29 27 {1899}-09-29 10-20 11-06 11-19
IA0493 BARTLETT 5 E -23 30 {1951}-09-28 28 {1952}-10-06 10-26 11-09 11-22
IA0262 ANTHON -23 30 {1943}-09-20 28 {1942}-09-24 10-09 10-22 10-26
IA5200 MARSHALLTOWN 4 SE -23 30 {2012}-09-23 25 {2003}-10-02 10-16 11-10 11-20
IA5150 MARENGO -23 31 {2012}-09-23 24 {2003}-10-02 10-16 11-11 11-12
IA5085 MANCHESTER -23 31 {1991}-09-20 27 {1987}-10-03 10-09 11-05 11-07
IA4926 LORIMOR -23 30 {1995}-09-22 28 {2004,2003}-10-02 10-26 11-10 11-23
IA4529 LADORA -23 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA4433 KILLDUFF -23 32 {1984}-09-26 28 {1979}-10-13 10-19 11-12 11-12
IA4372 KEOKUK NO 2 -23 25 {1935}-10-04 25 {1935}-10-04 10-23 11-06 11-22
IA4139 IOWA CITY 5 SW -23 32 {2012}-09-23 24 {2003}-10-02 10-17 11-12 11-23
IA4102 IOWA CITY 2 -23 32 {2012}-09-23 24 {2003}-10-02 10-25 11-12 11-21
IA8359 TURIN 4S -23 31 {1991}-09-19 27 {1984}-09-29 10-19 11-10 11-20
IA8360 TURIN 4 SSW -23 32 {1993}-09-15 28 {1991}-09-19 10-19 11-10 11-20
IA8856 WEST BRANCH -23 32 {1902}-09-13 24 {1899}-09-28 10-17 11-02 11-15
IA7925 STATE CENTER -23 30 {1942}-09-24 23 {1942}-09-28 10-15 11-03 11-11
IA7887 STACEYVILLE -23 31 {1941}-09-29 27 {1941}-10-27 09-26 09-29 10-27
IA6945 RED OAK 10 SW -23 29 {1942}-09-24 27 {1942}-09-28 10-23 11-06 11-21
IA6941 READ OAK # 2 -23 32 {1991}-09-19 28 {1984}-09-29 10-24 11-10 11-21
IA6820 PROMISE CITY 6 NW -23 31 {1995}-09-22 28 {1974}-10-02 11-01 11-11 11-23
IA6209 OGDEN -23 32 {2007}-09-15 26 {2003}-10-02 10-15 11-07 11-11
IA6119 NORWICH EXPERIMENT FARM -23 29 {1942}-09-24 26 {1942}-09-28 10-24 11-03 11-20
IA5608 MONDAMIN -23 31 {1943}-09-20 28 {1942}-09-24 10-22 10-26 11-09
IA3671 HARTWICK 4NW -22 31 {2012}-09-23 24 {2003}-10-02 10-25 11-11 11-20
IA3567 HAMBURG -22 32 {1974}-10-01 28 {1976}-10-16 10-15 11-14 11-21
IA3459 GRIMES 4 WSW -22 31 {2012}-09-23 27 {2003}-10-02 10-16 11-11 11-20
IA2541 EDDYVILLE -22 31 {1942}-09-24 24 {1942}-09-28 10-26 11-13 11-22
IA2240 DEXTER -22 29 {1942}-09-24 24 {1942}-09-28 10-22 11-03 11-21
IA2069 DAVENPORT LOCK & DAM 15 -22 30 {1974}-10-02 28 {1979}-10-13 10-28 11-20 11-27
IA1737 CONESVILLE 3 NE -22 32 {2003}-09-29 24 {2003}-10-02 10-27 11-12 11-21
IA1724 COLUMBIA -22 28 {2003}-10-02 28 {2003}-10-02 10-15 11-11 11-13
IA1537 CLARINDA TARKIO CREEK -22 30 {1942}-09-24 27 {1942}-09-28 10-23 11-03 11-11
IA1536 CLARINDA PLUM CREEK -22 29 {1942}-09-24 27 {1942}-09-28 10-23 11-03 11-11
IA0199 AMES 3 N -22 30 {2012}-09-23 27 {2012}-10-06 10-16 11-10 11-11
IA4912 LONE TREE 5 SW -22 32 {2003}-09-29 24 {2003}-10-02 10-17 11-17 11-23
IA4569 LAKE VIEW -22 28 {1942}-09-24 28 {1942}-09-24 10-24 11-03 11-21
IA4280 KALONA 1 SSW -22 32 {2012}-09-23 24 {2003}-10-02 10-27 11-12 11-24
IA8843 WESCOTT -22 31 {1926}-09-26 25 {1925}-10-10 10-19 11-08 11-08
IA9164 WOODBINE -22 32 {1943}-09-20 28 {1942}-09-24 10-22 11-03 11-10
IA7085 RIVERTON -22 30 {1942}-09-24 26 {1942}-09-28 10-24 11-06 11-21
IA6975 REMSEN -22 28 {1951}-09-28 28 {1951}-09-28 09-28 10-24 11-10
IA5584 MISSOURI VALLEY 1 NNE -22 32 {1940}-09-11 28 {1942}-09-24 10-24 11-03 11-21
IA3455 GRIMES 3 E -21 31 {2012}-09-23 27 {2003}-10-02 10-24 11-11 11-20
IA2778 FAIRBANK -21 32 {2007}-09-15 22 {2003}-10-02 10-11 11-03 11-23
IA2201 DES MOINES SNOW -21 31 {2012}-09-23 27 {2012}-10-06 10-18 11-11 11-12
IA2199 DES MOINES (63RD STREET) -21 32 {2005}-10-07 28 {2009}-10-10 10-18 11-10 11-16
IA2173 DENISON SCS -21 32 {1943}-09-20 28 {1942}-09-24 09-24 10-26 10-26
IA0519 BAYARD 6 SE -21 30 {2012}-09-23 26 {2003}-10-02 10-16 11-09 11-20
IA0238 ANKENY 2 SE -21 31 {2012}-09-23 27 {2003}-10-02 10-24 11-11 11-20
IA0187 ALTOONA 4W -21 31 {2012}-09-23 27 {2003}-10-02 10-24 11-11 11-20
IA4394 KEOSAUQUA 2 -21 32 {1942}-09-24 25 {1942}-09-28 10-28 11-19 11-22
IA8860 WEST DES MOINES 6 W -21 31 {2012}-09-23 27 {2012}-10-06 10-21 11-11 11-23
IA8974 WEVER -21 30 {1928}-09-26 21 {1930}-10-20 10-21 11-04 11-06
IA7425 SAYLORVILLE 3WNW -21 31 {2012}-09-23 27 {2003}-10-02 10-24 11-11 11-20
IA7363 SALEM 1 S -21 31 {2012}-10-06 26 {2022}-10-18 10-19 11-11 11-12
IA6392 OTTUMWA #1 -21 32 {2012}-09-23 26 {2003}-10-02 10-27 11-11 11-26
IA5823 MOVILLE -21 29 {1951}-09-28 28 {1948}-10-16 09-28 11-08 11-10
IA5680 MOOAR -21 32 {1896}-09-19 28 {1899}-09-29 10-07 11-02 11-06
IA3946 HORNICK 1 E -20 31 {2012}-09-23 28 {2004}-10-02 10-14 10-31 11-20
IA3944 HORNICK 5S -20 30 {1951}-09-28 26 {1948}-10-17 10-12 11-09 11-10
IA1358 CENTERVILLE 5 E -20 29 {1974}-10-02 25 {1976}-10-17 10-16 11-12 11-14
IA4587 LAMONI -20 -1 {2011,2012}-08-07 -1 {2011,2012}-08-07 10-27 11-11 11-21
IA8705 WATERLOO #1 -20 32 {2007}-09-15 22 {2003}-10-02 10-14 11-03 11-20
IA7683 SIGOURNEY 2 S -20 32 {2012}-09-23 25 {2003}-10-02 10-27 11-12 11-21
IA6969 REINBECK 2 W -20 32 {1896}-09-20 28 {1896}-10-07 09-19 09-28 10-18
IA6418 PANORA -20 30 {2012}-09-23 26 {2003}-10-02 10-16 11-10 11-20
IA3288 GLENWOOD -19 32 {2012}-09-23 27 {2000}-10-06 10-16 11-11 11-20
IA2544 EDDYVILLE NO 2 -19 32 {2012}-09-23 26 {2003}-10-02 10-27 11-11 11-21
IA2055 DALLAS 2 NW -19 32 {2012}-09-23 28 {2003}-10-02 10-26 11-11 11-20
IA1461 CHESTER -19 30 {1902}-09-12 26 {1902}-09-13 09-07 09-12 09-13
IA4507 KNOXVILLE 3E -19 32 {2012}-09-23 27 {2003}-10-02 10-26 11-11 11-20
IA8540 VILLISCA NO. 2 -19 31 {2003}-09-29 28 {2004}-10-02 10-24 11-11 11-20
IA6965 RED ROCK DAM -19 29 {1984}-09-29 26 {1987}-10-11 10-28 11-10 11-10
IA6531 PELLA 4 WSW -19 27 {2003}-10-02 27 {2003}-10-02 10-16 11-16 11-20
IA6335 OSKALOOSA 4 N -19 31 {2012}-09-23 26 {2003}-10-02 10-26 11-11 11-20
IA3667 HARTLEY 3 S -18 30 {1947}-09-22 25 {1945}-09-29 09-29 11-08 11-09
IA2410 DURANGO 3W -18 31 {2003}-09-29 23 {2003}-10-02 10-05 11-11 11-24
IA0549 BEAVER 2 NE -18 32 {1949}-09-29 26 {1948}-10-17 10-22 11-10 11-20
IA5163 MARION 4 NE -18 32 {1949}-09-29 27 {1948}-10-17 10-23 11-10 11-20
IA4109 IOWA CITY (MRS HOBBY) -18 30 {1896}-09-20 26 {1896}-10-18 09-20 10-21 11-06
IA8989 WHEATLAND -18 32 {1949}-09-29 26 {1948}-10-17 10-24 11-10 11-20
IA7774 SOLDIER -18 30 {1951}-09-28 27 {1948}-10-17 10-12 11-10 11-10
IA6760 PORTSMOUTH -18 32 {1896}-09-19 25 {1896}-10-18 09-19 09-20 11-02
IA6396 OTTUMWA -18 32 {2012}-09-23 26 {2003}-10-02 10-27 11-12 11-21
IA5750 MOULTON 5 W -18 32 {2012}-09-23 28 {2003}-10-02 10-27 11-12 11-21
IA5737 MORSE 1 NE -18 32 {1949}-09-29 26 {1948}-10-17 10-24 11-10 11-20
IA5732 MORSE -18 32 {1949}-09-29 26 {1948}-10-17 10-24 11-10 11-20
IA2210 DES MOINES MILLMAN -17 32 {1896}-09-28 27 {1896}-10-18 10-06 11-02 11-06
IA2062 DANVILLE -17 29 {1899}-09-29 24 {1899}-09-30 10-17 11-03 11-25
IA1535 CLARINDA 1 E -17 32 {2003}-09-29 28 {2004}-10-02 10-24 11-11 11-20
IA1443 CHEROKEE # 2 -17 32 {2007}-09-15 28 {2003}-10-01 10-15 11-02 11-20
IA4131 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA4126 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA4121 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA4116 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA4111 IOWA CITY RALSTON CREEK -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA7596 SHELDON 1 N -17 32 {2007}-09-15 27 {2003}-10-01 09-28 11-01 11-11
IA6895 RANDOLPH 1 W -17 29 {2004}-10-02 28 {2000,2012}-10-06 10-24 11-11 11-20
IA6186 OASIS 1 NW -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA5882 NEVADA -17 32 {1907}-09-25 24 {1906}-10-10 10-10 10-11 10-28
IA5742 MORSE 4 SSW -17 32 {1949}-09-29 27 {1948}-10-17 10-24 11-10 11-20
IA3569 HAMBURG 2 NE -16 29 {2004}-10-02 28 {2012,2000}-10-06 10-24 11-11 11-20
IA1888 COUNCIL BLUFFS 6 NNE -16 30 {1951}-09-28 28 {1948}-10-17 10-22 11-10 11-10
IA0366 ATLANTIC NEAR -16 31 {1896}-09-28 26 {1896}-10-18 10-06 10-16 10-18
IA8131 TABOR 6 NNW -16 30 {1951}-09-28 28 {1948}-10-17 10-22 11-10 11-13
IA8646 STANTON 4N -16 27 {1948}-10-17 27 {1948}-10-17 10-22 11-10 11-20
IA5880 NEOLA -16 32 {1896}-09-18 28 {1896}-10-05 10-05 10-19 11-02
IA0940 BRUNSVILLE -15 32 {2010}-10-17 27 {2010}-10-28 10-02 10-19 10-28
IA0089 AKRON 11E -15 32 {2011}-09-15 27 {2012}-10-05 09-23 10-20 10-31
IA7526 SEYMOUR -15 30 {1896}-10-07 28 {1896}-10-18 09-20 10-30 11-09
IA3590 HANCOCK 7SE -14 31 {2006}-10-11 27 {2006}-10-12 10-11 10-23 11-01
IA3019 FREDERICKSBURG -14 32 {1898}-10-06 27 {1897}-10-09 10-06 10-29 11-02
IA5206 MARSHALLTOWN #2 -14 32 {1949}-09-24 27 {1949}-09-29 09-29 10-24 11-21
IA4376 KEOKUK LOCK & DAM 19 -14 24 {1952}-10-06 24 {1952}-10-06 11-03 11-21 11-22
IA5847 MUSCATINE 6 N -14 32 {1949}-09-29 26 {1948}-10-17 10-16 11-15 11-21
IA5552 MINEOLA 5 NW -13 30 {1999}-10-04 27 {2000}-10-06 10-17 11-10 11-11
IA7256 RUNNELLS 2SE -13 27 {2003}-10-02 27 {2003}-10-02 10-06 11-11 11-20
IA5341 MECHANICSVILLE -10 30 {1896}-10-07 24 {1896}-10-18 09-19 10-07 10-18
IA1472 CHILLICOTHE -8 26 {1899}-09-29 26 {1899}-09-29 09-26 09-29 09-29
IA0506 BATAVIA -7 28 {1899}-09-29 28 {1899}-09-29 09-29 11-08 11-25