Alert archive / Iowa / 1990
Weather alerts in Iowa, May 1990
12 weather alerts in May 1990, 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 May 1990. Tap one for its archive.
- Alerts
- 12
- Warnings
- 12
- Watches
- 0
- Advisories
- 0
- Busiest day
- May 19, 19906 alerts
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 |
|---|---|---|---|---|
| May 8, 9:54 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 36 min |
| May 9, 2:39 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 66 min |
| May 18, 11:12 AM CDT | Flash Flood Warning | FSD | Plymouth | 4 hr |
| May 18, 5:55 PM CDT | Tornado Warning | FSD | Monona | 20 min |
| May 18, 8:00 PM CDT | Flash Flood Warning | DMX | Crawford | 60 min |
| May 18, 8:28 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 47 min |
| May 18, 9:16 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 44 min |
| May 18, 10:06 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas | 41 min |
| May 19, 1:07 AM CDT | Flash Flood Warning | FSD | Woodbury | 4 hr |
| May 19, 5:30 AM CDT | Flash Flood Warning | FSD | Woodbury | 2 hr |
| May 23, 5:02 AM CDT | Flash Flood Warning | FSD | Plymouth, Woodbury | 4 hr |
| May 25, 12:33 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 57 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 6 |
| Tornado Warning | 1 |
| Flooding | |
| Flash Flood Warning | 5 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
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. Rebuilt daily.