Alert archive / Iowa / Tornado Watches / 2026
Tornado Watches in Iowa, March 2026
4 tornado watches in March 2026. 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 watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in March 2026. Tap one for its archive.
- Tornado Watches
- 4
- Busiest day
- March 10, 20262 tornado watches
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 3:16 PM CST | Tornado Watch | SPC | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 21 more | 9 hr |
| Mar 6, 8:18 PM CST | Tornado Watch | SPC | Appanoose, Benton, Black Hawk, Buchanan, Cedar, Clinton and 30 more | 6 hr |
| Mar 10, 3:57 PM CDT | Tornado Watch | SPC | Des Moines, Henry, Jefferson, Lee, Louisa, Van Buren | 10 hr |
| Mar 10, 5:57 PM CDT | Tornado Watch | SPC | Davis | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Davis County2
- Des Moines County2
- Henry County2
- Jefferson County2
- Lee County2
- Louisa County2
- Van Buren County2
- Adair County1
- Adams County1
- Audubon County1
- Boone County1
- Calhoun County1
- Carroll County1
- Cass County1
- Clarke County1
- Dallas County1
- Decatur County1
- Fremont County1
- Greene County1
- Guthrie County1
- Hamilton County1
- Madison County1
- Mills County1
- Montgomery County1
- Page County1
- Polk County1
- Pottawattamie County1
- Ringgold County1
- Shelby County1
- Story County1
- Taylor County1
- Union County1
- Warren County1
- Webster County1
- Appanoose County1
- Benton County1
- Black Hawk County1
- Buchanan County1
- Cedar County1
- Clinton County1
23 more counties
- Delaware County1
- Dubuque County1
- Grundy County1
- Hardin County1
- Iowa County1
- Jackson County1
- Jasper County1
- Johnson County1
- Jones County1
- Keokuk County1
- Linn County1
- Lucas County1
- Mahaska County1
- Marion County1
- Marshall County1
- Monroe County1
- Muscatine County1
- Poweshiek County1
- Scott County1
- Tama County1
- Wapello County1
- Washington County1
- Wayne County1
Nearby
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.