Alert archive / Iowa / Tornado Warnings

Tornado Warnings in Iowa, 1990

71 tornado warnings in 1990. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of tornado warnings reaches back to 1986.

Tornado Warnings by county

Each county as a circle sized by its count in 1990. Tap one for its archive.

Tornado Warnings
71
Busiest month
June43 tornado warnings
Busiest day
March 13, 199010 tornado warnings

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Mar 8, 4:42 PM CSTTornado WarningDMXJohnson33 min
Mar 8, 5:12 PM CSTTornado WarningDVNCedar33 min
Mar 8, 5:47 PM CSTTornado WarningDVNCedar28 min
Mar 13, 3:42 PM CSTTornado WarningDMXDavis18 min
Mar 13, 3:57 PM CSTTornado WarningDMXJefferson, Van Buren33 min
Mar 13, 4:26 PM CSTTornado WarningDVNScott34 min
Mar 13, 4:59 PM CSTTornado WarningDVNClinton, Scott31 min
Mar 13, 5:01 PM CSTTornado WarningDVNDelaware29 min
Mar 13, 5:09 PM CSTTornado WarningDVNDubuque, Jones36 min
Mar 13, 5:25 PM CSTTornado WarningDVNDubuque35 min
Mar 13, 5:31 PM CSTTornado WarningDVNClinton29 min
Mar 13, 5:37 PM CSTTornado WarningDVNDelaware38 min
Mar 13, 5:39 PM CSTTornado WarningDVNCedar, Muscatine36 min
Mar 13, 7:48 PM CSTTornado WarningDMXHamilton52 min
Mar 13, 8:12 PM CSTTornado WarningDMXPolk25 min
Mar 13, 8:30 PM CSTTornado WarningDMXStory35 min
Mar 13, 9:04 PM CSTTornado WarningDMXHardin26 min
May 18, 5:55 PM CDTTornado WarningFSDMonona20 min
Jun 1, 11:46 PM CDTTornado WarningDMXPocahontas9 min
Jun 2, 11:49 AM CDTTornado WarningDMXJefferson26 min
Jun 7, 10:07 AM CDTTornado WarningOAXPottawattamie38 min
Jun 7, 10:21 AM CDTTornado WarningOAXFremont29 min
Jun 12, 3:44 PM CDTTornado WarningDMXAdair22 min
Jun 12, 9:23 PM CDTTornado WarningDMXFloyd37 min
Jun 13, 6:44 PM CDTTornado WarningDMXCass18 min
Jun 13, 6:56 PM CDTTornado WarningDVNClayton34 min
Jun 13, 8:37 PM CDTTornado WarningOAXFremont, Mills38 min
Jun 13, 9:04 PM CDTTornado WarningOAXMontgomery, Page26 min
Jun 13, 10:01 PM CDTTornado WarningOAXPottawattamie29 min
Jun 13, 10:01 PM CDTTornado WarningOAXMontgomery24 min
Jun 13, 10:10 PM CDTTornado WarningDMXUnion50 min
Jun 13, 10:10 PM CDTTornado WarningDMXAdair, Adams20 min
Jun 13, 10:50 PM CDTTornado WarningDMXUnion40 min
Jun 13, 11:27 PM CDTTornado WarningDMXPolk33 min
Jun 14, 12:33 AM CDTTornado WarningDMXJasper42 min
Jun 16, 6:17 AM CDTTornado WarningDMXPolk43 min
Jun 16, 7:12 AM CDTTornado WarningDMXJasper33 min
Jun 16, 1:36 PM CDTTornado WarningDMXMahaska54 min
Jun 16, 1:36 PM CDTTornado WarningDMXKeokuk, Wapello44 min
Jun 16, 7:17 PM CDTTornado WarningDMXLucas18 min
Jun 16, 7:33 PM CDTTornado WarningDMXMonroe27 min
Jun 16, 9:03 PM CDTTornado WarningDMXAppanoose27 min
Jun 16, 9:29 PM CDTTornado WarningDMXBuena Vista31 min
Jun 16, 9:45 PM CDTTornado WarningDMXAppanoose30 min
Jun 16, 9:57 PM CDTTornado WarningDMXVan Buren33 min
Jun 16, 9:57 PM CDTTornado WarningDMXMonroe33 min
Jun 16, 10:16 PM CDTTornado WarningDMXAppanoose, Davis, Monroe, Wapello29 min
Jun 16, 10:53 PM CDTTornado WarningDMXJones37 min
Jun 16, 10:53 PM CDTTornado WarningDMXJefferson, Van Buren37 min
Jun 19, 8:45 PM CDTTornado WarningDMXMarion30 min
Jun 19, 9:42 PM CDTTornado WarningDMXDecatur, Ringgold48 min
Jun 19, 10:23 PM CDTTornado WarningDMXDecatur37 min
Jun 28, 1:09 PM CDTTornado WarningDMXHardin36 min
Jun 28, 1:44 PM CDTTornado WarningDMXHardin31 min
Jun 28, 2:23 PM CDTTornado WarningDMXPoweshiek, Tama37 min
Jun 28, 2:51 PM CDTTornado WarningDMXIowa39 min
Jun 28, 2:51 PM CDTTornado WarningDMXBenton23 min
Jun 29, 7:44 PM CDTTornado WarningDMXWright40 min
Jun 30, 3:42 PM CDTTornado WarningDMXMadison, Warren33 min
Jun 30, 4:57 PM CDTTornado WarningDMXDecatur33 min
Jun 30, 5:03 PM CDTTornado WarningDMXAdams, Union27 min
Jul 4, 11:27 PM CDTTornado WarningDVNJones33 min
Jul 9, 6:13 PM CDTTornado WarningDMXDecatur, Ringgold62 min
Jul 19, 8:41 PM CDTTornado WarningDVNDes Moines, Lee19 min
Aug 2, 5:25 PM CDTTornado WarningOAXHarrison35 min
Aug 2, 5:45 PM CDTTornado WarningDMXCerro Gordo, Winnebago45 min
Aug 24, 3:47 PM CDTTornado WarningDMXClay, Palo Alto28 min
Aug 24, 7:02 PM CDTTornado WarningDVNDelaware28 min
Aug 29, 12:57 AM CDTTornado WarningDMXMahaska, Wapello48 min
Aug 29, 1:18 AM CDTTornado WarningDMXWapello42 min
Aug 29, 1:42 AM CDTTornado WarningDMXDavis, Van Buren48 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

13 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. March 13, 199010tornado warnings
  2. June 17, 199010tornado warnings
  3. June 14, 19909tornado warnings
  4. June 28, 19905tornado warnings
  5. March 14, 19904tornado warnings
  6. June 16, 19904tornado warnings
  7. June 30, 19904tornado warnings
  8. March 8, 19903tornado warnings
  9. June 13, 19903tornado warnings
  10. June 20, 19903tornado warnings
  11. August 29, 19903tornado warnings
  12. June 2, 19902tornado warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive19891991

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.