Alert archive / Iowa / Mesoscale Discussions / 2020
Mesoscale Discussions in Iowa, March 2020
7 mesoscale discussions in March 2020. 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 March 2020. Tap one for its archive.
- Mesoscale Discussions
- 7
- Busiest day
- March 28, 20204 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 |
|---|---|---|---|---|
| Mar 19, 2:41 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Cass, Clarke, Davis and 19 more | 3 hr |
| Mar 19, 5:43 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Cass, Clarke, Dallas and 20 more | 2 hr |
| Mar 19, 8:40 PM CDT | Mesoscale Discussion | SPC | Adams, Appanoose, Clarke, Davis, Decatur, Henry and 18 more | 95 min |
| Mar 28, 1:34 AM CDT | Mesoscale Discussion | SPC | Adair, Adams, Appanoose, Cedar, Clarke, Clinton and 32 more | 56 min |
| Mar 28, 1:33 PM CDT | Mesoscale Discussion | SPC | Appanoose, Clarke, Davis, Decatur, Des Moines, Henry and 19 more | 117 min |
| Mar 28, 5:21 PM CDT | Mesoscale Discussion | SPC | Benton, Black Hawk, Buchanan, Cedar, Clinton, Delaware and 16 more | 84 min |
| Mar 28, 6:42 PM CDT | Mesoscale Discussion | SPC | Buchanan, Clayton, Delaware, Dubuque, Jackson, Jones and 1 more | 93 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Appanoose County5
- Clarke County5
- Decatur County5
- Jefferson County5
- Lucas County5
- Mahaska County5
- Marion County5
- Monroe County5
- Ringgold County5
- Union County5
- Wapello County5
- Warren County5
- Wayne County5
- Adams County4
- Davis County4
- Madison County4
- Taylor County4
- Van Buren County4
- Henry County4
- Iowa County4
- Johnson County4
- Keokuk County4
- Poweshiek County4
- Washington County4
- Adair County3
- Fremont County3
- Montgomery County3
- Page County3
- Jasper County3
- Jones County3
- Linn County3
- Louisa County3
- Muscatine County3
- Cass County2
- Mills County2
- Pottawattamie County2
- Polk County2
- Cedar County2
- Clinton County2
- Jackson County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.