Alert archive / Iowa / 1998
Weather alerts in Iowa, August 1998
44 weather alerts in August 1998, 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 August 1998. Tap one for its archive.
- Alerts
- 44
- Warnings
- 41
- Watches
- 3
- Advisories
- 0
- Busiest day
- August 24, 199821 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 |
|---|---|---|---|---|
| Aug 3, 5:10 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 35 min |
| Aug 3, 6:00 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 35 min |
| Aug 4, 1:41 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Wapello | 34 min |
| Aug 4, 4:20 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 30 min |
| Aug 10, 3:06 AM CDT | Severe Thunderstorm Warning | DMX | Warren | 34 min |
| Aug 14, 8:54 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 31 min |
| Aug 14, 10:00 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 65 min |
| Aug 14, 11:38 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 32 min |
| Aug 14, 11:41 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 64 min |
| Aug 20, 5:01 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 44 min |
| Aug 20, 5:32 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 63 min |
| Aug 20, 5:33 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 62 min |
| Aug 20, 6:28 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 62 min |
| Aug 20, 6:38 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 62 min |
| Aug 20, 6:56 PM CDT | Flash Flood Warning | DMX | Hamilton | 2 hr |
| Aug 20, 9:07 PM CDT | Flash Flood Warning | DMX | Hamilton | 4 hr |
| Aug 20, 11:59 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 46 min |
| Aug 24, 7:45 AM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Butler, Calhoun, Cerro Gordo, Cherokee, Clay and 26 more | 5 hr |
| Aug 24, 8:01 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 34 min |
| Aug 24, 8:07 AM CDT | Severe Thunderstorm Warning | DMX | Emmet, Palo Alto | 48 min |
| Aug 24, 8:14 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 46 min |
| Aug 24, 8:20 AM CDT | Tornado Warning | DMX | Palo Alto | 35 min |
| Aug 24, 8:34 AM CDT | Severe Thunderstorm Warning | DMX | Wright | 36 min |
| Aug 24, 8:36 AM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 49 min |
| Aug 24, 8:56 AM CDT | Severe Thunderstorm Warning | DMX | Franklin | 49 min |
| Aug 24, 9:02 AM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 33 min |
| Aug 24, 9:19 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 61 min |
| Aug 24, 9:20 AM CDT | Severe Thunderstorm Warning | DMX | Wright | 35 min |
| Aug 24, 9:22 AM CDT | Tornado Warning | FSD | Sioux | 48 min |
| Aug 24, 9:27 AM CDT | Severe Thunderstorm Warning | DMX | Butler | 33 min |
| Aug 24, 9:37 AM CDT | Severe Thunderstorm Warning | DMX | Grundy | 33 min |
| Aug 24, 9:54 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 36 min |
| Aug 24, 10:15 AM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 17 more | 6 hr |
| Aug 24, 10:16 AM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 64 min |
| Aug 24, 10:24 AM CDT | Tornado Warning | DMX | Black Hawk | 31 min |
| Aug 24, 10:35 AM CDT | Severe Thunderstorm Warning | DVN | Delaware | 65 min |
| Aug 24, 11:12 AM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 48 min |
| Aug 24, 11:39 AM CDT | Severe Thunderstorm Warning | DVN | Jackson | 46 min |
| Aug 24, 10:00 PM CDT | Severe Thunderstorm Watch | SPC | Buchanan, Cedar, Clinton, Delaware, Des Moines, Dubuque and 12 more | 5 hr |
| Aug 24, 10:19 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson, Jones | 66 min |
| Aug 24, 10:49 PM CDT | Tornado Warning | DVN | Jackson | 36 min |
| Aug 24, 11:09 PM CDT | Tornado Warning | DVN | Clinton | 51 min |
| Aug 31, 12:40 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 45 min |
| Aug 31, 1:25 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 45 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 | 34 |
| Tornado Warning | 5 |
| Severe Thunderstorm Watch | 3 |
| Flooding | |
| Flash Flood Warning | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Monona County5
- Jackson County5
- Black Hawk County4
- Sioux County4
- Dubuque County4
- Hamilton County3
- Butler County3
- Grundy County3
- Palo Alto County3
- Wright County3
- Buchanan County3
- Clinton County3
- Delaware County3
- Jones County3
- Wapello County2
- Marshall County2
- Ida County2
- Harrison County2
- Plymouth County2
- Mills County2
- Cherokee County2
- O'Brien County2
- Clay County2
- Dickinson County2
- Emmet County2
- Floyd County2
- Franklin County2
- Humboldt County2
- Kossuth County2
- Lyon County2
- Mitchell County2
- Cedar County2
- Linn County2
- Scott County2
- Mahaska County1
- Warren County1
- Crawford County1
- Fremont County1
- Pottawattamie County1
- Buena Vista County1
29 more counties
- Calhoun County1
- Cerro Gordo County1
- Hancock County1
- Hardin County1
- Osceola County1
- Pocahontas County1
- Sac County1
- Story County1
- Webster County1
- Winnebago County1
- Worth County1
- Allamakee County1
- Benton County1
- Bremer County1
- Chickasaw County1
- Clayton County1
- Fayette County1
- Howard County1
- Tama County1
- Winneshiek County1
- Des Moines County1
- Henry County1
- Jefferson County1
- Johnson County1
- Lee County1
- Louisa County1
- Muscatine County1
- Van Buren County1
- Washington 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. Rebuilt daily.