Alert archive / Iowa / 2021

Weather alerts in Iowa, October 2021

52 weather alerts in October 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in October 2021. Tap one for its archive.

Alerts
52
Warnings
9
Watches
2
Advisories
20
Busiest day
October 11, 20219 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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
Oct 4, 8:27 AM CDTDense Fog AdvisoryARXMitchell118 min
Oct 4, 2:37 PM CDTDense Fog AdvisoryDMXCerro Gordo, Hancock, Kossuth, Winnebago, Worth18 hr
Oct 4, 2:38 PM CDTDense Fog AdvisoryARXFloyd, Mitchell18 hr
Oct 7, 6:11 PM CDTSpecial Weather StatementDVNBenton, Linn49 min
Oct 8, 3:52 AM CDTDense Fog AdvisoryDVNDubuque, Jackson5 hr
Oct 8, 9:34 PM CDTDense Fog AdvisoryARXAllamakee, Clayton, Howard, Winneshiek12 hr
Oct 8, 9:43 PM CDTDense Fog AdvisoryDVNCedar, Clinton, Delaware, Dubuque, Jackson, Jones and 2 more10 hr
Oct 10, 6:07 AM CDTSpecial Weather StatementDVNJackson38 min
Oct 10, 8:32 PM CDTSpecial Weather StatementDVNKeokuk43 min
Oct 10, 8:51 PM CDTSpecial Weather StatementDVNWashington39 min
Oct 10, 9:34 PM CDTSpecial Weather StatementDVNJohnson26 min
Oct 10, 10:57 PM CDTSpecial Weather StatementDVNJackson33 min
Oct 10, 11:24 PM CDTSpecial Weather StatementDVNJohnson36 min
Oct 11, 12:55 PM CDTSpecial Weather StatementDVNLee50 min
Oct 11, 1:37 PM CDTSpecial Weather StatementDVNDes Moines38 min
Oct 11, 4:55 PM CDTSpecial Weather StatementDVNMuscatine35 min
Oct 11, 5:41 PM CDTSpecial Weather StatementDVNJohnson19 min
Oct 13, 2:53 AM CDTWind AdvisoryFSDBuena Vista, Cherokee, Clay, Dickinson, Lyon, O'Brien and 3 more20 hr
Oct 13, 3:00 AM CDTWind AdvisoryDMXCerro Gordo, Emmet, Franklin, Hancock, Humboldt, Kossuth and 5 more10 hr
Oct 13, 5:52 AM CDTSpecial Weather StatementDVNVan Buren38 min
Oct 13, 6:43 AM CDTSpecial Weather StatementDVNVan Buren47 min
Oct 13, 7:08 AM CDTSpecial Weather StatementDVNHenry37 min
Oct 13, 7:51 AM CDTSpecial Weather StatementDVNHenry, Jefferson, Johnson, Louisa, Muscatine, Washington39 min
Oct 13, 9:13 AM CDTSpecial Weather StatementDVNClinton, Jackson, Scott47 min
Oct 15, 3:13 AM CDTFrost AdvisoryOAXFremont, Harrison, Mills, Monona, Montgomery, Page and 2 more30 hr
Oct 15, 3:13 AM CDTFreeze WarningOAXMonona30 hr
Oct 15, 3:30 AM CDTFrost AdvisoryFSDBuena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more30 hr
Oct 15, 1:08 PM CDTFrost AdvisoryDMXAdair, Adams, Audubon, Boone, Calhoun, Carroll and 19 more20 hr
Oct 15, 3:00 PM CDTFreeze WarningFSDLyon, O'Brien, Osceola, Sioux19 hr
Oct 20, 7:39 AM CDTMesoscale DiscussionSPCBuena Vista, Calhoun, Cherokee, Clay, Dickinson, Emmet and 11 more96 min
Oct 20, 12:35 PM CDTSpecial Weather StatementARXHoward25 min
Oct 20, 2:45 PM CDTSpecial Weather StatementDVNCedar, Jones, Muscatine, Scott45 min
Oct 20, 3:17 PM CDTSpecial Weather StatementDVNClinton, Jackson28 min
Oct 21, 2:49 AM CDTFrost AdvisoryDMXAdams, Dallas, Jasper, Madison, Mahaska, Marion and 7 more30 hr
Oct 21, 2:49 AM CDTFreeze WarningDMXAdair, Audubon, Black Hawk, Boone, Bremer, Butler and 24 more30 hr
Oct 21, 3:07 AM CDTFrost AdvisoryARXAllamakee, Clayton30 hr
Oct 21, 3:07 AM CDTFreeze WarningARXChickasaw, Fayette, Floyd, Howard, Mitchell, Winneshiek30 hr
Oct 21, 3:12 AM CDTFrost AdvisoryOAXFremont, Mills, Montgomery, Page, Pottawattamie31 hr
Oct 21, 3:12 AM CDTFreeze WarningOAXHarrison, Monona, Shelby31 hr
Oct 21, 3:24 AM CDTFrost AdvisoryDVNBenton, Buchanan, Delaware, Dubuque, Iowa, Jones and 1 more30 hr
Oct 22, 1:56 PM CDTFreeze WarningARXAllamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more19 hr
Oct 22, 2:22 PM CDTFrost AdvisoryDVNCedar, Clinton, Iowa, Johnson, Keokuk, Louisa and 3 more19 hr
Oct 22, 2:22 PM CDTFreeze WarningDVNBenton, Buchanan, Delaware, Dubuque, Jackson, Jones and 1 more19 hr
Oct 22, 2:39 PM CDTFrost AdvisoryDMXAdair, Audubon, Cass, Dallas, Guthrie, Jasper and 6 more18 hr
Oct 22, 2:39 PM CDTFreeze WarningDMXBlack Hawk, Boone, Bremer, Butler, Calhoun, Carroll and 21 more18 hr
Oct 23, 12:53 PM CDTFlash Flood WatchDVNDes Moines, Henry, Jefferson, Lee, Louisa, Muscatine and 3 more38 hr
Oct 23, 9:14 PM CDTMesoscale DiscussionSPCAppanoose, Davis, Decatur, Fremont, Lee, Page and 4 more3 hr
Oct 23, 9:53 PM CDTSevere Thunderstorm WatchSPCAdams, Appanoose, Clarke, Davis, Decatur, Fremont and 7 more7 hr
Oct 24, 12:33 PM CDTAreal Flood AdvisoryOAXPottawattamie4 hr
Oct 24, 2:30 PM CDTAreal Flood AdvisoryOAXFremont, Page3 hr
Oct 26, 3:10 AM CDTWind AdvisoryFSDLyon, Osceola16 hr
Oct 31, 2:22 PM CDTFreeze WarningDVNDes Moines, Henry, Jefferson, Keokuk, Louisa, Muscatine and 2 more19 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

By county

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

56 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20202022

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. Warning verification from the Mesonet's Cow. Rebuilt daily.