This application lists out Flash Flood, Marine, Severe Thunderstorm, and Tornado Warnings issued by a National Weather Service office for a given year. The listing includes metadata tags included in the initial warning or followup statements. IMPORTANT: Not all offices include these tags in their warnings! For convience, this application lists out warnings back to 2002 eventhough these tags did not start until recent years. You should be able to copy/paste these tables into Microsoft Excel prior to making the table sortable!

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There is a JSON-P webservice that provides the data found in this table. The direct URL is:

This table is based on data generated at: 2020-09-20T19:05:53Z. There is about an hour worth of caching involved with this page, so please check back later for updated values.

Tornado Warnings

EventidStart (UTC)End Counties/Parishes Wind TagHail TagTornado TagTornado Damage Tag Storm Speed (kts)
12020/03/28 19241951Madison [IA], Guthrie [IA], Adair [IA]001.00OBSERVED32
SVS2020/03/28 19341945Madison [IA], Guthrie [IA], Adair [IA]001.00OBSERVED37
SVS2020/03/28 19451951Madison [IA], Guthrie [IA], Adair [IA]001.00RADAR INDICATED32
22020/03/28 21102145Story [IA], Marshall [IA], Jasper [IA]000.75RADAR INDICATED44
SVS2020/03/28 21202127Story [IA], Marshall [IA], Jasper [IA]000.75RADAR INDICATED44
SVS2020/03/28 21272145Story [IA], Marshall [IA], Jasper [IA]000.75RADAR INDICATED44
32020/03/28 21382200Marshall [IA]000.75RADAR INDICATED36
SVS2020/03/28 21452153Marshall [IA]000.75RADAR INDICATED40
42020/03/28 22542311Black Hawk [IA]000.75RADAR INDICATED38
SVS2020/03/28 23082311Black Hawk [IA]000.75RADAR INDICATED38
52020/03/28 23022311Black Hawk [IA]000.75RADAR INDICATED33
62020/05/14 21462215Marion [IA], Warren [IA], Lucas [IA], Clarke [IA]001.75RADAR INDICATED32
SVS2020/05/14 22062215Marion [IA], Warren [IA], Lucas [IA], Clarke [IA]001.25RADAR INDICATED21
72020/05/25 23320000Polk [IA]000.75OBSERVED25
SVS2020/05/25 23402348Polk [IA]000.75OBSERVED33
SVS2020/05/25 23482352Polk [IA]000.75RADAR INDICATED25
82020/05/26 18251900Dallas [IA]000.00OBSERVED23
SVS2020/05/26 18301838Dallas [IA]000.00OBSERVED23
SVS2020/05/26 18381849Dallas [IA]000.00RADAR INDICATED23
SVS2020/05/26 18491900Dallas [IA]000.00RADAR INDICATED20
92020/05/26 18491915Dallas [IA], Boone [IA]000.00RADAR INDICATED20
SVS2020/05/26 19051913Dallas [IA], Boone [IA]000.00RADAR INDICATED23
102020/05/26 19222000Poweshiek [IA], Tama [IA]000.75RADAR INDICATED35
SVS2020/05/26 19341944Poweshiek [IA], Tama [IA]000.75RADAR INDICATED35
SVS2020/05/26 19441951Poweshiek [IA], Tama [IA]000.75RADAR INDICATED35
112020/05/26 19252000Webster [IA], Boone [IA]001.00RADAR INDICATED24
SVS2020/05/26 19361954Webster [IA], Boone [IA]001.00RADAR INDICATED24
122020/05/26 20472100Humboldt [IA], Wright [IA]000.75RADAR INDICATED18
132020/05/26 20572118Audubon [IA], Guthrie [IA]000.00RADAR INDICATED18
SVS2020/05/26 21112118Audubon [IA], Guthrie [IA]000.00RADAR INDICATED18
142020/05/26 22162245Wright [IA], Franklin [IA]000.75RADAR INDICATED33
SVS2020/05/26 22282240Wright [IA], Franklin [IA]000.00RADAR INDICATED31
152020/07/14 23520015Boone [IA], Story [IA]000.75RADAR INDICATED14
SVS2020/07/15 00010014Boone [IA], Story [IA]000.75RADAR INDICATED14
162020/07/15 00220045Polk [IA]001.00RADAR INDICATED15

Severe Thunderstorm Warnings

EventidStart (UTC)End Counties/Parishes Wind TagHail TagTornado TagTornado Damage Tag Storm Speed (kts)
12020/03/19 21402230Adair [IA], Adams [IA], Union [IA]502.0034
SVS2020/03/19 22002214Adair [IA], Adams [IA], Union [IA]501.2534
SVS2020/03/19 22142223Adair [IA], Adams [IA], Union [IA]501.0034
22020/03/19 22072230Taylor [IA], Adams [IA]501.5037
32020/03/19 23062345Adams [IA], Adair [IA], Cass [IA]601.0037
SVS2020/03/19 23212339Adams [IA], Adair [IA], Cass [IA]601.0036
42020/03/19 23470030Warren [IA], Marion [IA]501.2532
SVS2020/03/19 23560008Warren [IA], Marion [IA]501.2532
SVS2020/03/20 00080024Warren [IA], Marion [IA]501.0032
52020/03/28 06070630Wapello [IA], Monroe [IA]501.0038
SVS2020/03/28 06190630Wapello [IA], Monroe [IA]501.0038
62020/03/28 21082139Hancock [IA], Cerro Gordo [IA], Hamilton [IA], Franklin [IA], Wright [IA]601.00POSSIBLE48
SVS2020/03/28 21352139Hancock [IA], Cerro Gordo [IA], Hamilton [IA], Franklin [IA], Wright [IA]601.00POSSIBLE42
72020/03/28 22222300Webster [IA], Pocahontas [IA], Calhoun [IA]501.0023
SVS2020/03/28 22382248Webster [IA], Pocahontas [IA], Calhoun [IA]501.0032
SVS2020/03/28 22482254Webster [IA], Pocahontas [IA], Calhoun [IA]501.0023
82020/04/12 03080344Ringgold [IA], Decatur [IA]501.0034
SVS2020/04/12 03200333Ringgold [IA], Decatur [IA]501.0028
SVS2020/04/12 03330344Ringgold [IA], Decatur [IA]501.0029
92020/04/12 04350515Monroe [IA]501.2526
SVS2020/04/12 04560515Monroe [IA]501.0026
102020/05/14 20352115Guthrie [IA], Madison [IA], Dallas [IA], Adair [IA]601.0023
SVS2020/05/14 21032110Guthrie [IA], Madison [IA], Dallas [IA], Adair [IA]601.0023
112020/05/14 21082200Madison [IA], Clarke [IA], Warren [IA]601.0023
SVS2020/05/14 21162125Madison [IA], Clarke [IA], Warren [IA]601.5023
SVS2020/05/14 21252203Madison [IA], Clarke [IA], Warren [IA]601.75POSSIBLE24
122020/05/14 22012230Warren [IA], Clarke [IA]601.00POSSIBLE31
SVS2020/05/14 22212224Warren [IA], Clarke [IA]601.0034
SVS2020/05/14 22242230Warren [IA], Clarke [IA]601.0034
132020/05/14 22142300Monroe [IA], Marion [IA], Warren [IA], Lucas [IA]601.00POSSIBLE27
SVS2020/05/14 22392300Monroe [IA], Marion [IA], Warren [IA], Lucas [IA]601.00POSSIBLE27
142020/05/14 22292300Lucas [IA], Warren [IA], Marion [IA], Clarke [IA]601.0035
SVS2020/05/14 22452259Lucas [IA], Warren [IA], Marion [IA], Clarke [IA]601.0035
152020/05/14 22442315Lucas [IA], Union [IA], Warren [IA], Clarke [IA]601.0034
SVS2020/05/14 23032309Lucas [IA], Union [IA], Warren [IA], Clarke [IA]501.0034
162020/05/14 22572345Marion [IA], Mahaska [IA], Monroe [IA]601.00POSSIBLE23
SVS2020/05/14 23082334Marion [IA], Mahaska [IA], Monroe [IA]601.00POSSIBLE25
SVS2020/05/14 23342339Marion [IA], Mahaska [IA], Monroe [IA]501.0038
172020/05/14 23200000Monroe [IA], Wapello [IA], Mahaska [IA]601.0024
SVS2020/05/14 23382348Monroe [IA], Wapello [IA], Mahaska [IA]601.0031
SVS2020/05/14 23482357Monroe [IA], Wapello [IA], Mahaska [IA]601.0024
182020/05/14 23560045Wapello [IA], Monroe [IA], Mahaska [IA]601.0029
SVS2020/05/15 00110040Wapello [IA], Monroe [IA], Mahaska [IA]601.0025
192020/05/15 01120130Davis [IA], Wapello [IA]601.0034
SVS2020/05/15 01220128Davis [IA], Wapello [IA]601.0038
202020/05/17 03350400Guthrie [IA], Greene [IA]600.75POSSIBLE29
SVS2020/05/17 03470400Guthrie [IA], Greene [IA]600.75POSSIBLE29
212020/05/24 20482145Davis [IA]601.2523
SVS2020/05/24 21102135Davis [IA]601.2518
222020/05/25 22242301Jasper [IA], Marshall [IA]600.7527
SVS2020/05/25 22422253Jasper [IA], Marshall [IA]600.7522
SVS2020/05/25 22532301Jasper [IA], Marshall [IA]600.7527
232020/05/25 22312315Decatur [IA], Lucas [IA], Clarke [IA], Wayne [IA]600.75POSSIBLE36
SVS2020/05/25 22472305Decatur [IA], Lucas [IA], Clarke [IA], Wayne [IA]600.75POSSIBLE34
SVS2020/05/25 23052313Decatur [IA], Lucas [IA], Clarke [IA], Wayne [IA]600.7533
242020/05/25 23440015Wright [IA], Hamilton [IA], Hardin [IA], Franklin [IA]600.75POSSIBLE27
SVS2020/05/26 00020015Wright [IA], Hamilton [IA], Hardin [IA], Franklin [IA]600.7527
252020/05/26 23300000Worth [IA]600.7549
SVS2020/05/26 23442357Worth [IA]600.7539
262020/06/02 23140000Emmet [IA], Kossuth [IA], Palo Alto [IA]700.7521
SVS2020/06/02 23362357Emmet [IA], Kossuth [IA], Palo Alto [IA]600.7521
272020/06/02 23330015Worth [IA], Winnebago [IA]600.7523
SVS2020/06/02 23590015Worth [IA], Winnebago [IA]600.7523
282020/06/03 00130040Winnebago [IA], Worth [IA], Hancock [IA], Cerro Gordo [IA]600.7529
292020/06/03 02470308Crawford [IA]601.0024
302020/06/03 09241000Dallas [IA]501.0025
SVS2020/06/03 09410955Dallas [IA]501.0025
312020/06/03 09391030Adair [IA], Madison [IA]501.0019
SVS2020/06/03 09531007Adair [IA], Madison [IA]601.0032
SVS2020/06/03 10071019Adair [IA], Madison [IA]601.0018
SVS2020/06/03 10191030Adair [IA], Madison [IA]601.7524
322020/06/03 09491024Jasper [IA], Polk [IA]601.0036
SVS2020/06/03 10051014Jasper [IA], Polk [IA]601.0030
SVS2020/06/03 10141024Jasper [IA], Polk [IA]600.7533
332020/06/03 10291115Clarke [IA], Madison [IA], Warren [IA], Union [IA]501.2526
SVS2020/06/03 10421055Clarke [IA], Madison [IA], Warren [IA], Union [IA]601.5020
SVS2020/06/03 10551107Clarke [IA], Madison [IA], Warren [IA], Union [IA]601.5016
SVS2020/06/03 11071113Clarke [IA], Madison [IA], Warren [IA], Union [IA]501.0021
342020/06/03 11021145Ringgold [IA], Union [IA]601.0012
SVS2020/06/03 11321142Ringgold [IA], Union [IA]501.0015
352020/06/03 11261215Ringgold [IA], Taylor [IA]501.0012
SVS2020/06/03 11491215Ringgold [IA], Taylor [IA]501.0016
362020/06/04 21272215Webster [IA], Humboldt [IA], Pocahontas [IA]601.0024
SVS2020/06/04 21512205Webster [IA], Humboldt [IA], Pocahontas [IA]601.0024
372020/06/04 21342215Grundy [IA], Hardin [IA]601.0019
382020/06/04 21412215Franklin [IA], Hardin [IA]601.0019
SVS2020/06/04 21532207Franklin [IA], Hardin [IA]601.0019
SVS2020/06/04 22072210Franklin [IA], Hardin [IA]601.0019
392020/06/04 21502219Pocahontas [IA]601.0020
SVS2020/06/04 22102219Pocahontas [IA]601.0020
402020/06/04 22002245Black Hawk [IA]601.5013
SVS2020/06/04 22362240Black Hawk [IA]600.7511
412020/06/04 22042232Humboldt [IA]601.0019
SVS2020/06/04 22142224Humboldt [IA]600.7522
SVS2020/06/04 22242232Humboldt [IA]600.7519
422020/06/05 00420112Black Hawk [IA], Grundy [IA], Tama [IA]601.0020
SVS2020/06/05 01020112Black Hawk [IA], Grundy [IA], Tama [IA]600.7518
432020/06/05 00480115Webster [IA]601.0020
442020/06/05 01250200Franklin [IA], Hardin [IA], Wright [IA], Hamilton [IA]601.0020
SVS2020/06/05 01400200Franklin [IA], Hardin [IA], Wright [IA], Hamilton [IA]601.0019
452020/06/05 01340201Hamilton [IA], Webster [IA]600.7520
SVS2020/06/05 01420201Hamilton [IA], Webster [IA]600.7516
462020/06/05 03430430Marshall [IA], Hardin [IA]601.2510
SVS2020/06/05 03550406Marshall [IA], Hardin [IA]601.0010
SVS2020/06/05 04060418Marshall [IA], Hardin [IA]601.0010
SVS2020/06/05 04180420Marshall [IA], Hardin [IA]601.0010
472020/06/05 04500530Kossuth [IA], Palo Alto [IA], Emmet [IA]601.2539
SVS2020/06/05 05190530Kossuth [IA], Palo Alto [IA], Emmet [IA]601.0052
482020/06/05 05300615Palo Alto [IA], Emmet [IA], Kossuth [IA]601.0043
SVS2020/06/05 05580618Palo Alto [IA], Emmet [IA], Kossuth [IA]601.0026
492020/06/05 05550645Calhoun [IA], Sac [IA]601.0027
SVS2020/06/05 06130646Calhoun [IA], Sac [IA]601.7551
502020/06/05 06150700Palo Alto [IA], Kossuth [IA], Humboldt [IA], Pocahontas [IA]601.0031
SVS2020/06/05 06480700Palo Alto [IA], Kossuth [IA], Humboldt [IA], Pocahontas [IA]601.0031
512020/06/05 06270659Crawford [IA]601.0035
SVS2020/06/05 06460659Crawford [IA]601.0035
522020/06/05 06330700Humboldt [IA], Palo Alto [IA], Pocahontas [IA], Webster [IA]601.0028
SVS2020/06/05 06520700Humboldt [IA], Palo Alto [IA], Pocahontas [IA], Webster [IA]601.0025
532020/06/05 07020745Pocahontas [IA], Sac [IA], Webster [IA], Wright [IA], Carroll [IA], Crawford [IA], Humboldt [IA], Kossuth [IA], Palo Alto [IA], Calhoun [IA]601.0024
SVS2020/06/05 07230734Pocahontas [IA], Sac [IA], Webster [IA], Wright [IA], Carroll [IA], Crawford [IA], Humboldt [IA], Kossuth [IA], Palo Alto [IA], Calhoun [IA]601.0024
SVS2020/06/05 07340745Pocahontas [IA], Sac [IA], Webster [IA], Wright [IA], Carroll [IA], Crawford [IA], Humboldt [IA], Kossuth [IA], Palo Alto [IA], Calhoun [IA]601.0024
542020/06/05 07420830Wright [IA], Webster [IA], Hamilton [IA], Humboldt [IA]601.2524
SVS2020/06/05 08000818Wright [IA], Webster [IA], Hamilton [IA], Humboldt [IA]601.5022
SVS2020/06/05 08180828Wright [IA], Webster [IA], Hamilton [IA], Humboldt [IA]601.5021
552020/06/05 07450830Calhoun [IA], Carroll [IA], Crawford [IA], Sac [IA]601.0023
SVS2020/06/05 08030821Calhoun [IA], Carroll [IA], Crawford [IA], Sac [IA]601.0023
SVS2020/06/05 08210831Calhoun [IA], Carroll [IA], Crawford [IA], Sac [IA]601.0030
562020/06/05 07450830Wright [IA], Hamilton [IA], Hardin [IA], Franklin [IA]601.0027
SVS2020/06/05 08010830Wright [IA], Hamilton [IA], Hardin [IA], Franklin [IA]601.0027
572020/06/05 08170900Boone [IA], Calhoun [IA], Webster [IA], Greene [IA], Carroll [IA]601.0024
SVS2020/06/05 08480901Boone [IA], Calhoun [IA], Webster [IA], Greene [IA], Carroll [IA]601.0024
582020/06/05 08220843Wright [IA], Hardin [IA], Hamilton [IA], Franklin [IA]601.0027
592020/06/05 08340915Hardin [IA], Hamilton [IA], Butler [IA], Franklin [IA], Grundy [IA]600.8826
SVS2020/06/05 08570906Hardin [IA], Hamilton [IA], Butler [IA], Franklin [IA], Grundy [IA]600.8826
602020/06/05 08450930Guthrie [IA], Boone [IA], Dallas [IA], Greene [IA]700.7526
SVS2020/06/05 09050928Guthrie [IA], Boone [IA], Dallas [IA], Greene [IA]700.7531
612020/06/05 09121000Guthrie [IA], Dallas [IA], Boone [IA], Story [IA], Polk [IA], Madison [IA]701.0032
SVS2020/06/05 09370959Guthrie [IA], Dallas [IA], Boone [IA], Story [IA], Polk [IA], Madison [IA]701.0037
622020/06/05 09351015Warren [IA], Clarke [IA], Lucas [IA]601.0029
SVS2020/06/05 09491007Warren [IA], Clarke [IA], Lucas [IA]601.0029
632020/06/05 09451030Madison [IA], Warren [IA], Polk [IA], Marion [IA], Jasper [IA], Clarke [IA], Dallas [IA]700.7537
SVS2020/06/05 10161029Madison [IA], Warren [IA], Polk [IA], Marion [IA], Jasper [IA], Clarke [IA], Dallas [IA]600.7537
642020/06/05 10071045Marion [IA], Clarke [IA], Lucas [IA], Jasper [IA], Warren [IA], Polk [IA], Madison [IA]601.0038
SVS2020/06/05 10341045Marion [IA], Clarke [IA], Lucas [IA], Jasper [IA], Warren [IA], Polk [IA], Madison [IA]601.0038
652020/06/05 10401130Wapello [IA], Lucas [IA], Mahaska [IA], Marion [IA], Appanoose [IA], Davis [IA], Monroe [IA]601.0045
SVS2020/06/05 10561118Wapello [IA], Lucas [IA], Mahaska [IA], Marion [IA], Appanoose [IA], Davis [IA], Monroe [IA]601.0040
SVS2020/06/05 11181130Wapello [IA], Lucas [IA], Mahaska [IA], Marion [IA], Appanoose [IA], Davis [IA], Monroe [IA]601.0045
662020/06/10 01090200Emmet [IA], Palo Alto [IA], Pocahontas [IA]700.7531
SVS2020/06/10 01290148Emmet [IA], Palo Alto [IA], Pocahontas [IA]700.7530
SVS2020/06/10 01480157Emmet [IA], Palo Alto [IA], Pocahontas [IA]600.7526
672020/06/10 02230315Cass [IA], Adams [IA]600.7529
SVS2020/06/10 02390252Cass [IA], Adams [IA]700.7538
SVS2020/06/10 02520307Cass [IA], Adams [IA]600.7529
682020/06/10 02300300Taylor [IA]600.75POSSIBLE25
SVS2020/06/10 02500300Taylor [IA]600.75POSSIBLE25
692020/06/10 02480330Cass [IA], Adair [IA], Union [IA], Adams [IA]600.7533
SVS2020/06/10 03070319Cass [IA], Adair [IA], Union [IA], Adams [IA]600.7532
SVS2020/06/10 03190321Cass [IA], Adair [IA], Union [IA], Adams [IA]600.7533
702020/06/18 21542232Calhoun [IA], Crawford [IA], Sac [IA]601.0034
SVS2020/06/18 22232232Calhoun [IA], Crawford [IA], Sac [IA]601.0034
712020/06/18 23192341Humboldt [IA], Kossuth [IA], Pocahontas [IA]600.8825
SVS2020/06/18 23352341Humboldt [IA], Kossuth [IA], Pocahontas [IA]600.8827
722020/06/18 23550045Kossuth [IA], Worth [IA], Winnebago [IA], Hancock [IA]601.0030
SVS2020/06/19 00140029Kossuth [IA], Worth [IA], Winnebago [IA], Hancock [IA]601.0036
SVS2020/06/19 00290038Kossuth [IA], Worth [IA], Winnebago [IA], Hancock [IA]601.0038
732020/06/21 21552245Emmet [IA]601.0034
SVS2020/06/21 22172241Emmet [IA]601.0030
742020/06/21 22312254Emmet [IA], Kossuth [IA]600.7530
SVS2020/06/21 22422254Emmet [IA], Kossuth [IA]600.7530
752020/06/21 23450030Cerro Gordo [IA], Worth [IA]601.0027
SVS2020/06/22 00000015Cerro Gordo [IA], Worth [IA]601.0027
SVS2020/06/22 00150027Cerro Gordo [IA], Worth [IA]601.0027
762020/06/22 00210100Cerro Gordo [IA]601.0024
SVS2020/06/22 00400059Cerro Gordo [IA]601.0024
772020/06/22 00380130Butler [IA], Franklin [IA]601.0029
SVS2020/06/22 01090130Butler [IA], Franklin [IA]601.0029
782020/06/22 00550130Hardin [IA], Franklin [IA]601.0024
SVS2020/06/22 01010130Hardin [IA], Franklin [IA]601.2524
792020/06/22 01080130Butler [IA], Bremer [IA], Franklin [IA]601.0023
802020/06/22 01300215Butler [IA], Bremer [IA], Hardin [IA], Franklin [IA]601.0029
SVS2020/06/22 01480204Butler [IA], Bremer [IA], Hardin [IA], Franklin [IA]601.0029
SVS2020/06/22 02040216Butler [IA], Bremer [IA], Hardin [IA], Franklin [IA]600.7529
812020/06/22 01560230Bremer [IA]600.7525
SVS2020/06/22 02170230Bremer [IA]600.7525
822020/06/22 02140300Butler [IA], Bremer [IA], Black Hawk [IA]600.8825
SVS2020/06/22 02360257Butler [IA], Bremer [IA], Black Hawk [IA]600.8825
832020/06/22 06180700Polk [IA], Jasper [IA]600.8825
SVS2020/06/22 06360656Polk [IA], Jasper [IA]600.8828
842020/06/22 06460730Jasper [IA], Poweshiek [IA]600.8828
SVS2020/06/22 07020722Jasper [IA], Poweshiek [IA]600.8835
852020/06/26 22532344Wapello [IA], Davis [IA]601.0023
SVS2020/06/26 23122323Wapello [IA], Davis [IA]601.0024
SVS2020/06/26 23232337Wapello [IA], Davis [IA]601.0023
SVS2020/06/26 23372344Wapello [IA], Davis [IA]601.0023
862020/06/27 02080227Monroe [IA]501.00POSSIBLE11
872020/06/28 21192200Worth [IA]601.0028
SVS2020/06/28 21292158Worth [IA]601.50POSSIBLE24
882020/07/08 01040145Black Hawk [IA], Grundy [IA], Tama [IA]600.8824
SVS2020/07/08 01180131Black Hawk [IA], Grundy [IA], Tama [IA]600.8811
SVS2020/07/08 01310145Black Hawk [IA], Grundy [IA], Tama [IA]600.8810
892020/07/08 01420215Tama [IA], Grundy [IA], Black Hawk [IA]600.7509
902020/07/09 13231415Pocahontas [IA]601.0018
SVS2020/07/09 13401401Pocahontas [IA]601.0016
SVS2020/07/09 14011410Pocahontas [IA]601.0025
912020/07/09 14541545Humboldt [IA], Kossuth [IA]601.0022
SVS2020/07/09 15121529Humboldt [IA], Kossuth [IA]601.5012
SVS2020/07/09 15291545Humboldt [IA], Kossuth [IA]601.0010
922020/07/09 15261615Wright [IA], Hancock [IA]601.0012
SVS2020/07/09 16041615Wright [IA], Hancock [IA]600.7512
932020/07/09 15471645Worth [IA], Hancock [IA], Cerro Gordo [IA], Winnebago [IA], Kossuth [IA]600.7519
SVS2020/07/09 16281645Worth [IA], Hancock [IA], Cerro Gordo [IA], Winnebago [IA], Kossuth [IA]600.7514
942020/07/09 15571630Hancock [IA]600.7519
952020/07/09 16111645Franklin [IA], Cerro Gordo [IA], Worth [IA]600.7522
SVS2020/07/09 16331645Franklin [IA], Cerro Gordo [IA], Worth [IA]600.7522
962020/07/09 16421745Cerro Gordo [IA], Hancock [IA], Winnebago [IA], Worth [IA]600.7532
SVS2020/07/09 16591714Cerro Gordo [IA], Hancock [IA], Winnebago [IA], Worth [IA]600.7532
SVS2020/07/09 17141727Cerro Gordo [IA], Hancock [IA], Winnebago [IA], Worth [IA]600.7525
SVS2020/07/09 17271737Cerro Gordo [IA], Hancock [IA], Winnebago [IA], Worth [IA]600.7537
972020/07/09 17301815Butler [IA], Black Hawk [IA], Grundy [IA], Bremer [IA]600.75POSSIBLE18
SVS2020/07/09 17531815Butler [IA], Black Hawk [IA], Grundy [IA], Bremer [IA]600.75POSSIBLE25
982020/07/09 17581900Black Hawk [IA], Bremer [IA]600.7531
SVS2020/07/09 18131839Black Hawk [IA], Bremer [IA]601.0024
SVS2020/07/09 18391855Black Hawk [IA], Bremer [IA]600.8822
992020/07/09 18221900Bremer [IA], Black Hawk [IA]600.7522
1002020/07/11 13431404Bremer [IA]601.0026
1012020/07/11 14161430Bremer [IA], Black Hawk [IA]601.0030
1022020/07/11 19172000Hamilton [IA], Webster [IA]601.0023
SVS2020/07/11 19261936Hamilton [IA], Webster [IA]601.0023
SVS2020/07/11 19362000Hamilton [IA], Webster [IA]601.5023
1032020/07/11 19442030Hancock [IA], Kossuth [IA], Winnebago [IA]601.0023
SVS2020/07/11 19572030Hancock [IA], Kossuth [IA], Winnebago [IA]601.0023
1042020/07/11 19482030Palo Alto [IA]601.5031
SVS2020/07/11 20042014Palo Alto [IA]601.0031
SVS2020/07/11 20142030Palo Alto [IA]601.0031
1052020/07/11 19562045Webster [IA], Story [IA], Hamilton [IA], Boone [IA]601.5031
SVS2020/07/11 20112026Webster [IA], Story [IA], Hamilton [IA], Boone [IA]601.0031
SVS2020/07/11 20262044Webster [IA], Story [IA], Hamilton [IA], Boone [IA]601.0031
1062020/07/11 20032045Cerro Gordo [IA], Butler [IA], Franklin [IA]601.5016
SVS2020/07/11 20192034Cerro Gordo [IA], Butler [IA], Franklin [IA]601.5016
SVS2020/07/11 20342041Cerro Gordo [IA], Butler [IA], Franklin [IA]601.0021
1072020/07/11 20202100Palo Alto [IA], Pocahontas [IA], Humboldt [IA]601.5027
SVS2020/07/11 20382057Palo Alto [IA], Pocahontas [IA], Humboldt [IA]601.0027
1082020/07/11 20212100Worth [IA], Cerro Gordo [IA], Winnebago [IA]601.5018
SVS2020/07/11 20322045Worth [IA], Cerro Gordo [IA], Winnebago [IA]601.2514
SVS2020/07/11 20452058Worth [IA], Cerro Gordo [IA], Winnebago [IA]601.0019
1092020/07/11 20232115Black Hawk [IA], Butler [IA], Bremer [IA]601.0013
SVS2020/07/11 20432109Black Hawk [IA], Butler [IA], Bremer [IA]601.2512
1102020/07/11 20242115Hancock [IA], Kossuth [IA], Wright [IA]601.5021
SVS2020/07/11 20432115Hancock [IA], Kossuth [IA], Wright [IA]601.5021
1112020/07/11 20532130Cerro Gordo [IA]601.0026
SVS2020/07/11 21072112Cerro Gordo [IA]601.0026
SVS2020/07/11 21122120Cerro Gordo [IA]601.0026
SVS2020/07/11 21202130Cerro Gordo [IA]601.0026
1122020/07/11 21062145Butler [IA], Black Hawk [IA], Grundy [IA]601.0029
SVS2020/07/11 21232136Butler [IA], Black Hawk [IA], Grundy [IA]601.0025
SVS2020/07/11 21362145Butler [IA], Black Hawk [IA], Grundy [IA]601.0011
1132020/07/11 21202200Black Hawk [IA]601.0013
SVS2020/07/11 21292158Black Hawk [IA]601.0014
1142020/07/11 21442219Tama [IA], Black Hawk [IA]601.2515
1152020/07/11 21482212Black Hawk [IA], Grundy [IA], Butler [IA]601.0021
SVS2020/07/11 22092212Black Hawk [IA], Grundy [IA], Butler [IA]601.0024
1162020/07/11 22012230Hamilton [IA], Hardin [IA], Marshall [IA], Story [IA]601.5036
SVS2020/07/11 22122230Hamilton [IA], Hardin [IA], Marshall [IA], Story [IA]601.5036
1172020/07/11 22292315Story [IA], Jasper [IA], Marshall [IA]601.5032
SVS2020/07/11 22442258Story [IA], Jasper [IA], Marshall [IA]601.5032
SVS2020/07/11 22582315Story [IA], Jasper [IA], Marshall [IA]602.0032
1182020/07/11 22402315Marshall [IA], Story [IA]601.5039
SVS2020/07/11 22512257Marshall [IA], Story [IA]601.5039
SVS2020/07/11 22572311Marshall [IA], Story [IA]602.0039
1192020/07/11 23032330Story [IA], Marshall [IA], Jasper [IA], Poweshiek [IA]602.0049
SVS2020/07/11 23172330Story [IA], Marshall [IA], Jasper [IA], Poweshiek [IA]601.5049
1202020/07/11 23302347Jasper [IA], Poweshiek [IA], Mahaska [IA]601.0041
SVS2020/07/11 23432347Jasper [IA], Poweshiek [IA], Mahaska [IA]601.0041
1212020/07/12 00310101Marion [IA], Warren [IA]601.0038
SVS2020/07/12 00400101Marion [IA], Warren [IA]601.0039
1222020/07/12 01140142Lucas [IA], Wayne [IA], Decatur [IA], Clarke [IA]601.0031
SVS2020/07/12 01270135Lucas [IA], Wayne [IA], Decatur [IA], Clarke [IA]601.0029
SVS2020/07/12 01350142Lucas [IA], Wayne [IA], Decatur [IA], Clarke [IA]601.0041
1232020/07/14 23100000Hamilton [IA], Story [IA], Boone [IA]601.0018
SVS2020/07/14 23212336Hamilton [IA], Story [IA], Boone [IA]601.5018
SVS2020/07/14 23360000Hamilton [IA], Story [IA], Boone [IA]601.5018
1242020/07/14 23332357Hamilton [IA]601.2519
1252020/07/14 23560045Hardin [IA], Grundy [IA]601.0034
SVS2020/07/15 00060024Hardin [IA], Grundy [IA]601.0034
SVS2020/07/15 00240044Hardin [IA], Grundy [IA]601.0034
1262020/07/15 00160100Dallas [IA], Polk [IA]601.0016
SVS2020/07/15 00410100Dallas [IA], Polk [IA]701.0016
1272020/07/15 00550145Dallas [IA], Warren [IA], Polk [IA]601.2511
SVS2020/07/15 01090120Dallas [IA], Warren [IA], Polk [IA]601.2511
SVS2020/07/15 01200131Dallas [IA], Warren [IA], Polk [IA]601.0011
SVS2020/07/15 01310141Dallas [IA], Warren [IA], Polk [IA]600.7511
1282020/07/15 01360200Mahaska [IA], Jasper [IA], Marion [IA]600.7536
SVS2020/07/15 01460200Mahaska [IA], Jasper [IA], Marion [IA]600.7536
1292020/07/15 01400215Marion [IA], Jasper [IA], Warren [IA]601.5027
1302020/07/15 01560230Jasper [IA], Marion [IA]600.8820
1312020/07/15 02090300Marion [IA], Warren [IA]600.7514
SVS2020/07/15 02150225Marion [IA], Warren [IA]601.0014
SVS2020/07/15 02250242Marion [IA], Warren [IA]601.7514
SVS2020/07/15 02420248Marion [IA], Warren [IA]601.7514
SVS2020/07/15 02480300Marion [IA], Warren [IA]601.2514
1322020/07/15 02200300Marion [IA], Mahaska [IA]600.8819
SVS2020/07/15 02380252Marion [IA], Mahaska [IA]600.8818
1332020/07/15 02350315Monroe [IA], Lucas [IA], Marion [IA]601.7519
SVS2020/07/15 02490301Monroe [IA], Lucas [IA], Marion [IA]601.2518
SVS2020/07/15 03010312Monroe [IA], Lucas [IA], Marion [IA]601.0017
1342020/07/15 04000430Ringgold [IA], Union [IA]601.0020
SVS2020/07/15 04170424Ringgold [IA], Union [IA]601.0020
1352020/08/06 16111643Guthrie [IA], Carroll [IA], Greene [IA]501.0025
SVS2020/08/06 16291643Guthrie [IA], Carroll [IA], Greene [IA]501.0025
1362020/08/06 20352115Polk [IA], Story [IA], Boone [IA], Dallas [IA]501.0014
SVS2020/08/06 20512108Polk [IA], Story [IA], Boone [IA], Dallas [IA]501.0014
1372020/08/10 13531445Crawford [IA], Carroll [IA], Sac [IA]601.0046
SVS2020/08/10 14101445Crawford [IA], Carroll [IA], Sac [IA]701.0046
1382020/08/10 14291515Crawford [IA], Guthrie [IA], Audubon [IA], Carroll [IA], Greene [IA]701.0046
SVS2020/08/10 14571515Crawford [IA], Guthrie [IA], Audubon [IA], Carroll [IA], Greene [IA]701.0050
1392020/08/10 14391530Adair [IA], Guthrie [IA], Cass [IA], Audubon [IA]600.7546
SVS2020/08/10 15191530Adair [IA], Guthrie [IA], Cass [IA], Audubon [IA]600.7546
1402020/08/10 14461530Sac [IA], Calhoun [IA]600.8832
SVS2020/08/10 15181530Sac [IA], Calhoun [IA]600.8832
1412020/08/10 15111600Greene [IA], Boone [IA], Carroll [IA], Guthrie [IA], Polk [IA], Dallas [IA]701.0046
SVS2020/08/10 15251600Greene [IA], Boone [IA], Carroll [IA], Guthrie [IA], Polk [IA], Dallas [IA]701.0046
1422020/08/10 15171600Madison [IA], Union [IA], Clarke [IA], Adair [IA]600.7558
1432020/08/10 15351615Calhoun [IA], Webster [IA], Hamilton [IA]600.8849
SVS2020/08/10 15541615Calhoun [IA], Webster [IA], Hamilton [IA]600.8849
1442020/08/10 15391630Story [IA], Boone [IA], Jasper [IA], Marion [IA], Marshall [IA], Polk [IA], Warren [IA]701.0060
SVS2020/08/10 15461607Story [IA], Boone [IA], Jasper [IA], Marion [IA], Marshall [IA], Polk [IA], Warren [IA]801.0060
SVS2020/08/10 16071630Story [IA], Boone [IA], Jasper [IA], Marion [IA], Marshall [IA], Polk [IA], Warren [IA]801.0052
1452020/08/10 15511630Union [IA], Madison [IA], Lucas [IA], Marion [IA], Warren [IA], Clarke [IA]600.7545
SVS2020/08/10 16121629Union [IA], Madison [IA], Lucas [IA], Marion [IA], Warren [IA], Clarke [IA]000.0000
1462020/08/10 15581615Madison [IA], Dallas [IA], Polk [IA], Boone [IA]700.7562
1472020/08/10 16101700Hardin [IA], Hamilton [IA], Grundy [IA]600.7548
SVS2020/08/10 16431700Hardin [IA], Hamilton [IA], Grundy [IA]701.2548
1482020/08/10 16191700Marion [IA], Tama [IA], Warren [IA], Story [IA], Polk [IA], Jasper [IA], Mahaska [IA], Poweshiek [IA], Marshall [IA]801.0061
SVS2020/08/10 16331644Marion [IA], Tama [IA], Warren [IA], Story [IA], Polk [IA], Jasper [IA], Mahaska [IA], Poweshiek [IA], Marshall [IA]000.0000
SVS2020/08/10 16441700Marion [IA], Tama [IA], Warren [IA], Story [IA], Polk [IA], Jasper [IA], Mahaska [IA], Poweshiek [IA], Marshall [IA]801.0061
1492020/08/10 16281715Warren [IA], Decatur [IA], Appanoose [IA], Lucas [IA], Mahaska [IA], Marion [IA], Monroe [IA], Wapello [IA], Wayne [IA]000.0000
SVS2020/08/10 16551715Warren [IA], Decatur [IA], Appanoose [IA], Lucas [IA], Mahaska [IA], Marion [IA], Monroe [IA], Wapello [IA], Wayne [IA]000.0000
1502020/08/10 16471745Grundy [IA], Hardin [IA], Tama [IA], Black Hawk [IA]000.0000
SVS2020/08/10 17001740Grundy [IA], Hardin [IA], Tama [IA], Black Hawk [IA]701.0043
1512020/08/10 16521730Jasper [IA], Tama [IA], Poweshiek [IA], Mahaska [IA], Marion [IA], Marshall [IA]901.0052
SVS2020/08/10 17041730Jasper [IA], Tama [IA], Poweshiek [IA], Mahaska [IA], Marion [IA], Marshall [IA]901.0052
1522020/08/10 16581745Mahaska [IA], Monroe [IA], Appanoose [IA], Davis [IA], Wapello [IA]600.7541
1532020/08/10 17131803Tama [IA], Black Hawk [IA], Grundy [IA]700.7542
SVS2020/08/10 17371747Tama [IA], Black Hawk [IA], Grundy [IA]700.7538
SVS2020/08/10 17471803Tama [IA], Black Hawk [IA], Grundy [IA]600.7536
1542020/08/10 17281800Poweshiek [IA], Mahaska [IA], Tama [IA]600.7562
1552020/08/23 00240100Calhoun [IA], Pocahontas [IA]601.0021
SVS2020/08/23 00390052Calhoun [IA], Pocahontas [IA]601.0021
1562020/08/28 19552045Story [IA], Marshall [IA]601.0025
SVS2020/08/28 20092020Story [IA], Marshall [IA]601.0026
SVS2020/08/28 20202028Story [IA], Marshall [IA]601.0026
SVS2020/08/28 20282043Story [IA], Marshall [IA]600.8825
1572020/08/28 20332115Tama [IA], Marshall [IA]601.0025
SVS2020/08/28 20412055Tama [IA], Marshall [IA]601.2535
SVS2020/08/28 20552104Tama [IA], Marshall [IA]601.2537
SVS2020/08/28 21042112Tama [IA], Marshall [IA]601.2537
1582020/08/28 21312215Mahaska [IA], Marion [IA], Jasper [IA]601.0031
SVS2020/08/28 21532210Mahaska [IA], Marion [IA], Jasper [IA]601.0031
1592020/09/06 05390615Black Hawk [IA], Bremer [IA]601.2525
SVS2020/09/06 05480558Black Hawk [IA], Bremer [IA]601.7524
SVS2020/09/06 05580608Black Hawk [IA], Bremer [IA]601.7522
1602020/09/06 06320715Kossuth [IA], Hancock [IA], Emmet [IA], Winnebago [IA]601.2544
SVS2020/09/06 06500701Kossuth [IA], Hancock [IA], Emmet [IA], Winnebago [IA]601.0044
SVS2020/09/06 07010715Kossuth [IA], Hancock [IA], Emmet [IA], Winnebago [IA]601.0041
1612020/09/06 07140800Emmet [IA], Winnebago [IA], Kossuth [IA], Hancock [IA]601.2531
SVS2020/09/06 07360745Emmet [IA], Winnebago [IA], Kossuth [IA], Hancock [IA]601.7542
SVS2020/09/06 07450800Emmet [IA], Winnebago [IA], Kossuth [IA], Hancock [IA]602.0036
1622020/09/06 07210740Bremer [IA]600.8836
1632020/09/06 07570845Winnebago [IA], Kossuth [IA], Worth [IA], Cerro Gordo [IA], Hancock [IA]701.7544
SVS2020/09/06 08160842Winnebago [IA], Kossuth [IA], Worth [IA], Cerro Gordo [IA], Hancock [IA]701.2544
1642020/09/06 08140900Wright [IA], Cerro Gordo [IA], Hancock [IA], Kossuth [IA]601.2538
SVS2020/09/06 08470859Wright [IA], Cerro Gordo [IA], Hancock [IA], Kossuth [IA]601.0038
1652020/09/06 08400930Butler [IA], Wright [IA], Hardin [IA], Franklin [IA], Cerro Gordo [IA], Hancock [IA]601.0037
SVS2020/09/06 09070921Butler [IA], Wright [IA], Hardin [IA], Franklin [IA], Cerro Gordo [IA], Hancock [IA]600.8837
1662020/09/08 01170138Decatur [IA], Ringgold [IA], Clarke [IA], Union [IA]601.0030

Flash Flood Warnings

EventidStart (UTC)End Counties/Parishes Flash Flood TagDamage Tag Heavy Rain TagDam Tag Leeve Tag
12020/05/28 15412145Black Hawk [IA], Bremer [IA]
FFS2020/05/28 16431852Black Hawk [IA], Bremer [IA]
FFS2020/05/28 18522139Black Hawk [IA], Bremer [IA]
22020/06/10 03260904Crawford [IA]RADAR INDICATED
32020/06/22 02000744Butler [IA], Franklin [IA]RADAR INDICATED1-2 INCHES IN 1 HOUR
FFS2020/06/22 02570521Butler [IA], Franklin [IA]RADAR INDICATED1-2 INCHES IN 1 HOUR
FFS2020/06/22 05210744Butler [IA], Franklin [IA]RADAR INDICATED1-2 INCHES IN 1 HOUR
42020/06/27 03520854Monroe [IA]RADAR INDICATED1-2 INCHES IN 1 HOUR
52020/07/09 19152136Black Hawk [IA]RADAR INDICATED1-2 INCHES IN 1 HOUR
FFS2020/07/09 20462136Black Hawk [IA]GAUGE INDICATED
62020/07/15 00560326Polk [IA], Jasper [IA], Dallas [IA]RADAR INDICATED2-3 INCHES IN 1 HOUR
FFS2020/07/15 02060326Polk [IA], Jasper [IA], Dallas [IA]RADAR INDICATED

Marine Warnings

EventidStart (UTC)End Counties/Parishes Wind TagHail TagTornado TagTornado Damage Tag Storm Speed (kts)