Alert archive / Iowa / 1991
Weather alerts in Iowa, July 1991
29 weather alerts in July 1991, 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 July 1991. Tap one for its archive.
- Alerts
- 29
- Warnings
- 29
- Watches
- 0
- Advisories
- 0
- Busiest day
- July 7, 199118 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 |
|---|---|---|---|---|
| Jul 6, 5:26 AM CDT | Severe Thunderstorm Warning | DVN | Mahaska, Poweshiek | 49 min |
| Jul 6, 5:26 AM CDT | Severe Thunderstorm Warning | DVN | Jones | 49 min |
| Jul 7, 3:10 AM CDT | Severe Thunderstorm Warning | DVN | Clayton, Delaware | 35 min |
| Jul 7, 3:35 AM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 25 min |
| Jul 7, 9:09 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 51 min |
| Jul 7, 9:33 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 27 min |
| Jul 7, 9:42 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 43 min |
| Jul 7, 10:10 AM CDT | Severe Thunderstorm Warning | DMX | Clay, Dickinson | 50 min |
| Jul 7, 10:35 AM CDT | Severe Thunderstorm Warning | DMX | Buena Vista, Palo Alto, Pocahontas | 40 min |
| Jul 7, 10:35 AM CDT | Severe Thunderstorm Warning | DMX | Emmet | 40 min |
| Jul 7, 10:50 AM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 40 min |
| Jul 7, 11:08 AM CDT | Severe Thunderstorm Warning | DMX | Hancock, Winnebago | 44 min |
| Jul 7, 11:40 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 35 min |
| Jul 7, 11:45 AM CDT | Severe Thunderstorm Warning | DMX | Franklin | 24 min |
| Jul 7, 11:57 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Floyd, Mitchell | 33 min |
| Jul 7, 12:29 PM CDT | Severe Thunderstorm Warning | DMX | Bremer, Chickasaw | 31 min |
| Jul 7, 12:29 PM CDT | Severe Thunderstorm Warning | DMX | Howard | 31 min |
| Jul 7, 12:53 PM CDT | Severe Thunderstorm Warning | DMX | Allamakee, Fayette | 37 min |
| Jul 7, 1:13 PM CDT | Severe Thunderstorm Warning | DMX | Allamakee | 32 min |
| Jul 7, 1:15 PM CDT | Severe Thunderstorm Warning | DVN | Clayton | 45 min |
| Jul 17, 9:45 PM CDT | Tornado Warning | DMX | Howard | 30 min |
| Jul 20, 12:33 AM CDT | Severe Thunderstorm Warning | DMX | Clay | 42 min |
| Jul 20, 1:20 AM CDT | Severe Thunderstorm Warning | DMX | Clay | 29 min |
| Jul 20, 10:28 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 32 min |
| Jul 21, 11:16 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 59 min |
| Jul 21, 11:19 PM CDT | Severe Thunderstorm Warning | DMX | Clay | 41 min |
| Jul 22, 4:19 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 26 min |
| Jul 22, 6:05 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 40 min |
| Jul 22, 8:58 PM CDT | Tornado Warning | DVN | Des Moines, Henry | 32 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 | 27 |
| Tornado Warning | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clay County4
- Clayton County2
- O'Brien County2
- Howard County2
- Allamakee County2
- Mahaska County1
- Poweshiek County1
- Jones County1
- Delaware County1
- Dubuque County1
- Plymouth County1
- Sioux County1
- Cherokee County1
- Dickinson County1
- Buena Vista County1
- Palo Alto County1
- Pocahontas County1
- Emmet County1
- Kossuth County1
- Hancock County1
- Winnebago County1
- Cerro Gordo County1
- Franklin County1
- Butler County1
- Floyd County1
- Mitchell County1
- Bremer County1
- Chickasaw County1
- Fayette County1
- Osceola County1
- Guthrie County1
- Fremont County1
- Des Moines County1
- Henry County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19901992
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.