Alert archive / Iowa / Mesoscale Discussions / 2021
Mesoscale Discussions in Iowa, February 2021
1 mesoscale discussions in February 2021. 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in February 2021. Tap one for its archive.
- Mesoscale Discussions
- 1
- Busiest day
- February 21, 20211 mesoscale discussions
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 |
|---|---|---|---|---|
| Feb 21, 8:52 AM CST | Mesoscale Discussion | SPC | Adair, Audubon, Benton, Black Hawk, Boone, Buchanan and 26 more | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adair County1
- Audubon County1
- Benton County1
- Black Hawk County1
- Boone County1
- Buchanan County1
- Calhoun County1
- Carroll County1
- Cass County1
- Crawford County1
- Dallas County1
- Greene County1
- Grundy County1
- Guthrie County1
- Hamilton County1
- Hardin County1
- Harrison County1
- Iowa County1
- Jasper County1
- Linn County1
- Madison County1
- Marion County1
- Marshall County1
- Monona County1
- Polk County1
- Pottawattamie County1
- Poweshiek County1
- Shelby County1
- Story County1
- Tama County1
- Warren County1
- Webster County1
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. Rebuilt daily.