This page allows you to download daily observations for the NWS COOP network.Some items of note:

• In general, the snowfall data is mostly there. Some years are missing data.
• Please don't run nasty web scrappers against this download application. Please just contact us for your very large data requests.
• If you are looking to download the entire dataset, please check out This Directory!
• If you find errors in the dataset, please let us know! There are numerous folks working on the data quality of this important dataset and we are always interested in feedback.

Data is currently updated to 01 Feb 2008.

1. Select Station: Select One or More or All stations in the network. When requesting multiple sites, your timespan is limited to one year. --Select ALL-- [ia0112] ALBIA 1951-01-01 [ia0133] ALGONA 1893-01-01 [ia0149] Allerton 1951-01-01 [ia0157] ALLISON 1951-01-01 [ia0181] Alton 2001-01-01 [ia0200] AMES-8-WSW 1893-01-01 [ia0203] Ames 5 Se 2005-12-01 [ia0213] ANAMOSA-1-WNW 1951-01-01 [ia0241] ANKENY-3-S 1951-01-01 [ia0364] ATLANTIC-1-NE 1893-01-01 [ia0385] AUDUBON 1951-01-01 [ia0536] Beaconsfield 2001-01-01 [ia0576] BEDFORD-1-NNW 1951-01-01 [ia0600] BELLE-PLAINE 1951-01-01 [ia0608] BELLEVUE-L-AND-D-12 1951-01-01 [ia0745] Blockton 2 S 2001-01-01 [ia0753] BLOOMFIELD 1951-01-01 [ia0807] Boone 1951-01-01 [ia0910] Brighton 2001-01-01 [ia0923] BRITT 1951-01-01 [ia0933] Brooklyn 2001-01-01 [ia0999] Buckeye 2001-01-01 [ia1060] Burlington Radio Kbur 2001-01-01 [ia1063] Burlington Airport 1951-01-01 [ia1233] CARROLL-2-SSW 1951-01-01 [ia1257] CASCADE 1951-01-01 [ia1277] CASTANA-EXP-FARM 1951-01-01 [ia1314] Cedar Rapids Ap 2001-01-01 [ia1319] CEDAR-RAPIDS-1 1893-01-01 [ia1354] CENTERVILLE 1951-01-01 [ia1394] CHARITON 1951-01-01 [ia1402] CHARLES-CITY 1951-01-01 [ia1442] CHEROKEE 1951-01-01 [ia1533] CLARINDA 1893-01-01 [ia1541] CLARION 1951-01-01 [ia1635] CLINTON-1 1893-01-01 [ia1704] Clutier 2001-01-01 [ia1705] Coggon 2001-01-01 [ia1710] Colo 2001-01-01 [ia1731] COLUMBUS-JCT-2-SSW 1951-01-01 [ia1742] Conrad 2001-01-01 [ia1833] CORNING 1893-01-01 [ia1954] CRESCO-1-NE 1951-01-01 [ia1962] Creston 2 Sw 1951-01-01 [ia2110] DECORAH-2-N 1893-01-01 [ia2171] DENISON 1893-01-01 [ia2203] Des Moines Ap 1951-01-01 [ia2209] Des Moines Wsfo Johnston 2001-01-01 [ia2235] De Witt 2001-01-01 [ia2299] Donnellson 2001-01-01 [ia2311] Dorchester 2001-01-01 [ia2364] DUBUQUE-LOCK-AND-DAM 1951-01-01 [ia2367] Dubuque Wso Ap 2001-01-01 [ia2388] Dumont 2001-01-01 [ia2573] Eldora 2001-01-01 [ia2603] Elkader 6 Ssw 2001-01-01 [ia2689] EMMETSBURG 1951-01-01 [ia2724] ESTHERVILLE-2-N 1951-01-01 [ia2789] FAIRFIELD 1893-01-01 [ia2864] FAYETTE 1893-01-01 [ia2977] FOREST-CITY 1951-01-01 [ia2999] FORT-DODGE 1951-01-01 [ia3007] FORT-MADISON 1951-01-01 [ia3108] Galva 2001-01-01 [ia3120] Garwin 2001-01-01 [ia3239] Gilman 2001-01-01 [ia3290] GLENWOOD 1893-01-01 [ia3438] GREENFIELD 1951-01-01 [ia3473] GRINNELL-3-SW 1893-01-01 [ia3487] GRUNDY-CENTER 1951-01-01 [ia3509] GUTHRIE-CENTER 1893-01-01 [ia3517] GUTTENBERG-L-AND-D-10 1951-01-01 [ia3584] HAMPTON-2-NW 1893-01-01 [ia3632] HARLAN 1951-01-01 [ia3718] HAWARDEN 1951-01-01 [ia3909] Holstein 2001-01-01 [ia3960] Hubbard 2001-01-01 [ia3980] HUMBOLDT-2 1951-01-01 [ia4038] IDA-GROVE 1951-01-01 [ia4049] INDEPENDENCE-2-W 1951-01-01 [ia4063] INDIANOLA-2-SSW 1893-01-01 [ia4094] Ionia 2 W 2005-01-01 [ia4101] IOWA-CITY 1951-01-01 [ia4142] IOWA-FALLS 1951-01-01 [ia4228] JEFFERSON 1951-01-01 [ia4244] Jewell 2001-01-01 [ia4308] Kanawha 2001-01-01 [ia4381] KEOKUK LOCK DAM 19 1891-09-01 [ia4389] KEOSAUQUA 1893-01-01 [ia4502] KNOXVILLE 1951-01-01 [ia4557] Lake Mills 2001-01-01 [ia4561] Lake Park 2001-01-01 [ia4585] Lamoni 1951-01-01 [ia4705] Le Claire L&D 14 1951-01-01 [ia4735] LEMARS 1893-01-01 [ia4758] Leon 6 Ese 2001-01-01 [ia4874] Little Sioux 2nw 2002-11-01 [ia4894] LOGAN 1893-01-01 [ia4926] Lorimor 2001-01-01 [ia4963] Lowden 2001-01-01 [ia5086] MANCHESTER-2 1951-01-01 [ia5123] Mapleton No.2 2001-01-01 [ia5131] MAQUOKETA-2-W 1893-01-01 [ia5198] MARSHALLTOWN 1893-01-01 [ia5200] Marshalltown 4 Se 2001-01-01 [ia5230] MASON-CITY 1893-01-01 [ia5235] Mason City Muni Ap 2001-01-01 [ia5250] Massena 2001-01-01 [ia5493] MILFORD-4-NW 1951-01-01 [ia5650] Montezuma 1 W 2001-01-01 [ia5769] MOUNT-AYR 1893-01-01 [ia5796] MOUNT-PLEASANT 1951-01-01 [ia5837] MUSCATINE 1951-01-01 [ia5952] NEW-HAMPTON 1893-01-01 [ia5992] NEWTON 1951-01-01 [ia6103] NORTHWOOD 1951-01-01 [ia6151] OAKLAND-2-E 1951-01-01 [ia6160] Oakland Mills 3 W 2001-01-01 [ia6190] Ocheyedan 2001-01-01 [ia6200] OELWEIN-2-S 1951-01-01 [ia6243] ONAWA 1893-01-01 [ia6305] OSAGE 1951-01-01 [ia6316] OSCEOLA-3-WSW 1951-01-01 [ia6327] OSKALOOSA 1893-01-01 [ia6389] Ottumwa Industrial Ap 1951-01-01 [ia6492] Parkersburg 2001-01-01 [ia6527] Pella 4 N 2001-01-01 [ia6566] PERRY 1951-01-01 [ia6719] POCAHONTAS 1951-01-01 [ia6755] Popejoy 1s 2001-01-01 [ia6766] Postville 2001-01-01 [ia6800] PRIMGHAR 1951-01-01 [ia6891] Randolph 2001-01-01 [ia6910] Rathbun Dam 2001-01-01 [ia6940] RED-OAK 1951-01-01 [ia7147] ROCK-RAPIDS 1893-01-01 [ia7152] Rock Valley 2001-01-01 [ia7161] ROCKWELL-CITY 1893-01-01 [ia7312] SAC-CITY 1951-01-01 [ia7386] Sanborn 2001-01-01 [ia7594] Sheldon 2001-01-01 [ia7613] SHENANDOAH-1-NE 1951-01-01 [ia7664] SIBLEY-5-NNE 1951-01-01 [ia7669] SIDNEY 1951-01-01 [ia7678] SIGOURNEY 1951-01-01 [ia7700] Sioux Center 2 Se 2001-01-01 [ia7708] SIOUX-CITY-WSO-AP 1951-01-01 [ia7726] SIOUX-RAPIDS 1951-01-01 [ia7844] Spencer 1 N 1951-01-01 [ia7859] Spirit Lake 2005-01-01 [ia7932] Steamboat Rock 2001-01-01 [ia7979] STORM-LAKE-2-E 1893-01-01 [ia8026] Swea City 4w 2001-01-01 [ia8062] Swisher 2001-01-01 [ia8266] TIPTON 1893-01-01 [ia8270] Titonka 2001-01-01 [ia8296] TOLEDO 1951-01-01 [ia8339] TRIPOLI-4-N 1951-01-01 [ia8410] Underwood 2005-01-01 [ia8568] VINTON 1951-01-01 [ia8632] Walford 2 Se 2001-01-01 [ia8668] Wapello 2001-01-01 [ia8688] WASHINGTON 1893-01-01 [ia8693] Washta 2001-01-01 [ia8706] WATERLOO 1893-01-01 [ia8742] Waucoma 3n 2001-01-01 [ia8755] WAUKON 1951-01-01 [ia8806] WEBSTER-CITY 1893-01-01 [ia9062] Williams 2001-01-01 [ia9067] WILLIAMSBURG 1951-01-01 [ia9132] WINTERSET 1951-01-01 [ia9750] Zearing 2001-01-01 2. Select Start/End Time: Please note the start year in the station selector. Some sites start in 1951 others are earlier. If you only want data for one day, set the start and end times to the same value. Year Month Day Start: 18931894189518961897189818991900190119021903190419051906190719081909191019111912191319141915191619171918191919201921192219231924192519261927192819291930193119321933193419351936193719381939194019411942194319441945194619471948194919501951195219531954195519561957195819591960196119621963196419651966196719681969197019711972197319741975197619771978197919801981198219831984198519861987198819891990199119921993199419951996199719981999200020012002200320042005200620072008 JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember 12345678910111213141516171819202122232425262728293031 End: 18931894189518961897189818991900190119021903190419051906190719081909191019111912191319141915191619171918191919201921192219231924192519261927192819291930193119321933193419351936193719381939194019411942194319441945194619471948194919501951195219531954195519561957195819591960196119621963196419651966196719681969197019711972197319741975197619771978197919801981198219831984198519861987198819891990199119921993199419951996199719981999200020012002200320042005200620072008 JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember 12345678910111213141516171819202122232425262728293031 3. Select Variables: High Temperature [F] Low Temperature [F] Rainfall [inch] Snowfall [inch]

4. How to view? Download to Disk View on-line 5. Data Delimitation: How shall the output values be seperated? Comma Space Tab 6. Include Lat / Lons? No Yes 7. Submit Form: Please be patient and only submit this form once. It may take 10-20 seconds to get a response.