Alert archive / Iowa / Severe Thunderstorm Warnings / 1990
Severe Thunderstorm Warnings in Iowa, March 1990
45 severe thunderstorm warnings in March 1990. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in March 1990. Tap one for its archive.
- Severe Thunderstorm Warnings
- 45
- Busiest day
- March 13, 199027 severe thunderstorm warnings
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 9, 11:09 PM CST | Severe Thunderstorm Warning | DVN | Jones | 36 min |
| Mar 9, 11:34 PM CST | Severe Thunderstorm Warning | DMX | Warren | 26 min |
| Mar 10, 12:04 AM CST | Severe Thunderstorm Warning | DMX | Warren | 26 min |
| Mar 10, 12:17 AM CST | Severe Thunderstorm Warning | DVN | Muscatine | 43 min |
| Mar 10, 1:02 AM CST | Severe Thunderstorm Warning | DVN | Scott | 43 min |
| Mar 10, 7:45 AM CST | Severe Thunderstorm Warning | DMX | Mahaska, Poweshiek | 30 min |
| Mar 10, 8:31 AM CST | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 29 min |
| Mar 12, 8:55 PM CST | Severe Thunderstorm Warning | DMX | Madison, Polk | 50 min |
| Mar 12, 11:17 PM CST | Severe Thunderstorm Warning | DMX | Appanoose, Monroe | 33 min |
| Mar 12, 11:28 PM CST | Severe Thunderstorm Warning | DMX | Lucas, Wayne | 20 min |
| Mar 12, 11:53 PM CST | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Lucas | 52 min |
| Mar 13, 12:39 AM CST | Severe Thunderstorm Warning | DVN | Cedar | 31 min |
| Mar 13, 1:02 AM CST | Severe Thunderstorm Warning | OAX | Mills | 43 min |
| Mar 13, 1:36 AM CST | Severe Thunderstorm Warning | OAX | Pottawattamie | 69 min |
| Mar 13, 2:24 AM CST | Severe Thunderstorm Warning | OAX | Harrison | 51 min |
| Mar 13, 10:27 AM CST | Severe Thunderstorm Warning | OAX | Harrison | 33 min |
| Mar 13, 12:38 PM CST | Severe Thunderstorm Warning | DMX | Wright | 17 min |
| Mar 13, 1:33 PM CST | Severe Thunderstorm Warning | DMX | Poweshiek | 27 min |
| Mar 13, 1:38 PM CST | Severe Thunderstorm Warning | OAX | Shelby | 20 min |
| Mar 13, 1:40 PM CST | Severe Thunderstorm Warning | DVN | Clinton | 20 min |
| Mar 13, 1:51 PM CST | Severe Thunderstorm Warning | DMX | Tama | 39 min |
| Mar 13, 1:55 PM CST | Severe Thunderstorm Warning | DMX | Carroll | 35 min |
| Mar 13, 1:58 PM CST | Severe Thunderstorm Warning | DVN | Clinton | 32 min |
| Mar 13, 2:10 PM CST | Severe Thunderstorm Warning | DVN | Jones | 50 min |
| Mar 13, 2:28 PM CST | Severe Thunderstorm Warning | DMX | Calhoun | 42 min |
| Mar 13, 2:31 PM CST | Severe Thunderstorm Warning | DMX | Black Hawk | 49 min |
| Mar 13, 3:24 PM CST | Severe Thunderstorm Warning | DMX | Davis | 36 min |
| Mar 13, 3:45 PM CST | Severe Thunderstorm Warning | DVN | Scott | 45 min |
| Mar 13, 3:55 PM CST | Severe Thunderstorm Warning | OAX | Montgomery, Page | 30 min |
| Mar 13, 4:18 PM CST | Severe Thunderstorm Warning | DMX | Bremer | 22 min |
| Mar 13, 4:18 PM CST | Severe Thunderstorm Warning | DMX | Chickasaw | 47 min |
| Mar 13, 4:46 PM CST | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 44 min |
| Mar 13, 5:11 PM CST | Severe Thunderstorm Warning | DMX | Washington | 49 min |
| Mar 13, 5:16 PM CST | Severe Thunderstorm Warning | DMX | Johnson | 29 min |
| Mar 13, 6:09 PM CST | Severe Thunderstorm Warning | DMX | Boone, Dallas, Polk | 46 min |
| Mar 13, 6:17 PM CST | Severe Thunderstorm Warning | DVN | Cedar | 18 min |
| Mar 13, 7:40 PM CST | Severe Thunderstorm Warning | DMX | Hamilton | 35 min |
| Mar 13, 10:23 PM CST | Severe Thunderstorm Warning | OAX | Harrison | 52 min |
| Mar 13, 10:47 PM CST | Severe Thunderstorm Warning | FSD | Monona | 18 min |
| Mar 13, 11:02 PM CST | Severe Thunderstorm Warning | DMX | Crawford | 28 min |
| Mar 13, 11:44 PM CST | Severe Thunderstorm Warning | DMX | Buena Vista, Clay | 31 min |
| Mar 14, 12:20 AM CST | Severe Thunderstorm Warning | DMX | Cass, Greene, Guthrie | 25 min |
| Mar 14, 12:45 AM CST | Severe Thunderstorm Warning | DMX | Greene | 35 min |
| Mar 14, 12:45 AM CST | Severe Thunderstorm Warning | DMX | Cass | 35 min |
| Mar 14, 12:45 AM CST | Severe Thunderstorm Warning | DMX | Guthrie | 40 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Scott County3
- Harrison County3
- Jones County2
- Warren County2
- Muscatine County2
- Poweshiek County2
- Polk County2
- Lucas County2
- Cedar County2
- Mills County2
- Pottawattamie County2
- Clinton County2
- Cass County2
- Greene County2
- Guthrie County2
- Mahaska County1
- Madison County1
- Appanoose County1
- Monroe County1
- Wayne County1
- Clarke County1
- Decatur County1
- Wright County1
- Shelby County1
- Tama County1
- Carroll County1
- Calhoun County1
- Black Hawk County1
- Davis County1
- Montgomery County1
- Page County1
- Bremer County1
- Chickasaw County1
- Washington County1
- Johnson County1
- Boone County1
- Dallas County1
- Hamilton County1
- Monona County1
- Crawford County1
2 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive19891991
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.