Weather alerts in Iowa, 2022
1,779 weather alerts in 2022, 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 2022. Tap one for its archive.
- Alerts
- 1,779
- Warnings
- 741
- Watches
- 112
- Advisories
- 313
- Busiest month
- April281 alerts
- Busiest day
- April 13, 202291 alerts
Over time
By month
The alerts
1,779 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
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.
- Pottawattamie County167
- Scott County139
- Clinton County135
- Hancock County132
- Kossuth County132
- Harrison County131
- Lyon County131
- Muscatine County129
- Sioux County129
- Monona County128
- Mills County127
- Buchanan County126
- Linn County125
- Cerro Gordo County125
- Plymouth County124
- Dickinson County124
- Polk County124
- Jones County123
- Humboldt County123
- Montgomery County122
- Osceola County122
- Adair County122
- Johnson County121
- Winnebago County121
- Marshall County120
- Cass County120
- Hamilton County119
- Benton County119
- Emmet County119
- Clay County119
- Palo Alto County119
- Story County119
- Pocahontas County119
- Webster County119
- Cedar County118
- Wright County118
- O'Brien County118
- Madison County117
- Greene County116
- Hardin County116
59 more counties
- Worth County116
- Dallas County116
- Boone County116
- Delaware County115
- Shelby County115
- Jackson County115
- Cherokee County115
- Woodbury County115
- Dubuque County115
- Franklin County114
- Adams County113
- Grundy County111
- Guthrie County111
- Mitchell County110
- Calhoun County110
- Jasper County108
- Audubon County108
- Carroll County107
- Union County107
- Winneshiek County107
- Fremont County106
- Tama County105
- Iowa County104
- Howard County104
- Buena Vista County104
- Ida County104
- Warren County104
- Lee County103
- Louisa County102
- Clarke County101
- Decatur County101
- Des Moines County101
- Floyd County100
- Lucas County100
- Black Hawk County100
- Butler County100
- Sac County100
- Crawford County99
- Page County98
- Wayne County98
- Chickasaw County98
- Marion County98
- Poweshiek County98
- Ringgold County97
- Washington County96
- Taylor County96
- Clayton County95
- Fayette County95
- Monroe County94
- Keokuk County93
- Mahaska County92
- Henry County91
- Bremer County91
- Allamakee County89
- Van Buren County87
- Jefferson County86
- Davis County82
- Wapello County81
- Appanoose County80
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
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.