Alert archive / Iowa / Severe Thunderstorm Warnings / 1998
Severe Thunderstorm Warnings in Iowa, April 1998
52 severe thunderstorm warnings in April 1998. 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 April 1998. Tap one for its archive.
- Severe Thunderstorm Warnings
- 52
- Busiest day
- April 25, 19989 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 |
|---|---|---|---|---|
| Apr 6, 2:22 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 48 min |
| Apr 6, 2:29 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 46 min |
| Apr 6, 2:50 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 30 min |
| Apr 6, 4:16 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas | 34 min |
| Apr 6, 4:44 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 31 min |
| Apr 6, 5:09 PM CDT | Severe Thunderstorm Warning | DMX | Story | 46 min |
| Apr 6, 5:31 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 34 min |
| Apr 6, 5:57 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 63 min |
| Apr 6, 7:05 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 60 min |
| Apr 6, 8:11 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 49 min |
| Apr 6, 9:13 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Story | 32 min |
| Apr 7, 4:28 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 47 min |
| Apr 7, 4:36 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 34 min |
| Apr 12, 5:13 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 32 min |
| Apr 12, 5:45 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 30 min |
| Apr 12, 6:11 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 44 min |
| Apr 12, 6:32 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 28 min |
| Apr 12, 6:51 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 49 min |
| Apr 12, 7:06 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 34 min |
| Apr 12, 7:37 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Shelby | 48 min |
| Apr 12, 7:47 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 33 min |
| Apr 12, 8:22 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford | 48 min |
| Apr 12, 8:53 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 32 min |
| Apr 13, 12:20 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee | 30 min |
| Apr 13, 12:25 AM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 30 min |
| Apr 13, 4:11 AM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 34 min |
| Apr 14, 9:09 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 46 min |
| Apr 14, 10:12 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 33 min |
| Apr 14, 10:20 PM CDT | Severe Thunderstorm Warning | OAX | Page | 15 min |
| Apr 14, 10:23 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 47 min |
| Apr 14, 10:43 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 32 min |
| Apr 14, 10:54 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 31 min |
| Apr 15, 8:04 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque | 46 min |
| Apr 15, 8:22 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 48 min |
| Apr 15, 9:25 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 20 min |
| Apr 15, 9:31 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 49 min |
| Apr 15, 10:22 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 38 min |
| Apr 19, 1:29 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 36 min |
| Apr 25, 5:45 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 35 min |
| Apr 25, 5:51 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 59 min |
| Apr 25, 5:56 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 34 min |
| Apr 25, 6:02 PM CDT | Severe Thunderstorm Warning | DMX | Dallas | 33 min |
| Apr 25, 6:20 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 35 min |
| Apr 25, 6:21 PM CDT | Severe Thunderstorm Warning | DMX | Dallas | 34 min |
| Apr 25, 6:36 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 34 min |
| Apr 25, 6:51 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 34 min |
| Apr 25, 6:51 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 34 min |
| Apr 25, 7:07 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 33 min |
| Apr 25, 7:26 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 34 min |
| Apr 25, 7:39 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 36 min |
| Apr 25, 7:42 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 33 min |
| Apr 25, 8:10 PM CDT | Severe Thunderstorm Warning | DMX | Greene, Webster | 35 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Harrison County5
- Pottawattamie County4
- Carroll County4
- Boone County3
- Dallas County3
- Monona County3
- Mills County3
- Story County2
- Plymouth County2
- Cherokee County2
- Crawford County2
- Taylor County2
- Benton County2
- Sac County2
- Greene County2
- Guthrie County1
- Lee County1
- Van Buren County1
- Sioux County1
- O'Brien County1
- Clay County1
- Dickinson County1
- Emmet County1
- Shelby County1
- Buena Vista County1
- Mitchell County1
- Montgomery County1
- Page County1
- Adams County1
- Ringgold County1
- Delaware County1
- Dubuque County1
- Johnson County1
- Tama County1
- Clarke County1
- Madison County1
- Warren County1
- Woodbury County1
- Calhoun County1
- Webster County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.