Alert archive / Iowa / 1986
Weather alerts in Iowa, July 1986
98 weather alerts in July 1986, 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 1986. Tap one for its archive.
- Alerts
- 98
- Warnings
- 98
- Watches
- 0
- Advisories
- 0
- Busiest day
- July 29, 198637 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 5, 6:35 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 55 min |
| Jul 8, 5:55 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Shelby | 55 min |
| Jul 8, 6:39 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 51 min |
| Jul 8, 6:57 PM CDT | Severe Thunderstorm Warning | DVN | Cedar | 33 min |
| Jul 8, 7:08 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 37 min |
| Jul 8, 7:28 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 36 min |
| Jul 8, 7:35 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 25 min |
| Jul 8, 8:25 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 22 min |
| Jul 8, 8:51 PM CDT | Flash Flood Warning | DVN | Cedar, Clinton, Scott | 3 hr |
| Jul 8, 9:05 PM CDT | Tornado Warning | DMX | Poweshiek | 25 min |
| Jul 8, 9:20 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 40 min |
| Jul 8, 9:39 PM CDT | Tornado Warning | DMX | Ringgold, Taylor | 26 min |
| Jul 8, 10:31 PM CDT | Tornado Warning | DMX | Decatur | 29 min |
| Jul 8, 10:45 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Monroe | 30 min |
| Jul 10, 9:30 PM CDT | Flash Flood Warning | DVN | Muscatine, Scott | 60 min |
| Jul 12, 12:26 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 64 min |
| Jul 12, 12:26 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Shelby | 26 min |
| Jul 12, 1:29 AM CDT | Severe Thunderstorm Warning | DMX | Clarke | 46 min |
| Jul 13, 7:44 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 61 min |
| Jul 13, 7:55 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 65 min |
| Jul 13, 7:57 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 63 min |
| Jul 13, 8:25 PM CDT | Tornado Warning | DMX | Cass | 55 min |
| Jul 13, 9:19 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 56 min |
| Jul 13, 9:40 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 35 min |
| Jul 13, 10:13 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 32 min |
| Jul 13, 10:20 PM CDT | Tornado Warning | DMX | Audubon, Cass | 30 min |
| Jul 13, 10:36 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 39 min |
| Jul 13, 10:41 PM CDT | Flash Flood Warning | DMX | Adair | 89 min |
| Jul 13, 11:04 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Madison, Union | 36 min |
| Jul 13, 11:40 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas | 60 min |
| Jul 14, 12:15 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Lucas, Wayne | 45 min |
| Jul 14, 12:58 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Wayne | 62 min |
| Jul 14, 3:00 AM CDT | Severe Thunderstorm Warning | DMX | Adair | 30 min |
| Jul 14, 9:18 AM CDT | Severe Thunderstorm Warning | DMX | Clay | 42 min |
| Jul 15, 12:05 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 35 min |
| Jul 15, 12:11 PM CDT | Severe Thunderstorm Warning | DMX | Winnebago | 29 min |
| Jul 19, 5:04 AM CDT | Severe Thunderstorm Warning | DMX | Buena Vista | 41 min |
| Jul 19, 5:35 PM CDT | Severe Thunderstorm Warning | DVN | Louisa | 40 min |
| Jul 19, 5:57 PM CDT | Tornado Warning | DVN | Des Moines, Henry | 43 min |
| Jul 24, 6:30 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 60 min |
| Jul 24, 7:17 PM CDT | Severe Thunderstorm Warning | FSD | Monona | 58 min |
| Jul 24, 7:19 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 26 min |
| Jul 24, 7:33 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 57 min |
| Jul 24, 8:24 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 26 min |
| Jul 24, 9:55 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 35 min |
| Jul 24, 10:33 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 27 min |
| Jul 24, 11:42 PM CDT | Severe Thunderstorm Warning | DMX | Iowa, Johnson, Linn | 33 min |
| Jul 27, 4:16 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 44 min |
| Jul 27, 7:57 PM CDT | Severe Thunderstorm Warning | DMX | Howard, Winneshiek | 48 min |
| Jul 27, 7:57 PM CDT | Severe Thunderstorm Warning | DMX | Allamakee | 48 min |
| Jul 27, 8:53 PM CDT | Severe Thunderstorm Warning | DMX | Floyd | 62 min |
| Jul 27, 9:13 PM CDT | Severe Thunderstorm Warning | DVN | Clayton | 62 min |
| Jul 27, 9:32 PM CDT | Severe Thunderstorm Warning | DMX | Bremer, Chickasaw | 58 min |
| Jul 28, 6:24 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 66 min |
| Jul 28, 6:28 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 62 min |
| Jul 28, 6:51 PM CDT | Tornado Warning | FSD | Woodbury | 39 min |
| Jul 28, 6:58 PM CDT | Severe Thunderstorm Warning | DMX | Dickinson | 62 min |
| Jul 28, 7:03 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 57 min |
| Jul 28, 7:03 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 57 min |
| Jul 28, 7:07 PM CDT | Severe Thunderstorm Warning | DMX | Clay | 63 min |
| Jul 28, 7:16 PM CDT | Tornado Warning | FSD | Sioux | 29 min |
| Jul 28, 7:22 PM CDT | Tornado Warning | FSD | Woodbury | 38 min |
| Jul 28, 7:29 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 61 min |
| Jul 28, 7:43 PM CDT | Tornado Warning | FSD | O'Brien | 62 min |
| Jul 28, 7:48 PM CDT | Tornado Warning | DMX | Clay | 32 min |
| Jul 28, 7:57 PM CDT | Tornado Warning | DMX | Buena Vista, Pocahontas | 58 min |
| Jul 28, 8:02 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 58 min |
| Jul 28, 8:03 PM CDT | Tornado Warning | FSD | Monona, Woodbury | 27 min |
| Jul 28, 8:07 PM CDT | Tornado Warning | DMX | Buena Vista | 48 min |
| Jul 28, 8:18 PM CDT | Tornado Warning | FSD | Cherokee | 47 min |
| Jul 28, 8:34 PM CDT | Tornado Warning | FSD | Monona | 26 min |
| Jul 28, 8:51 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas, Webster | 64 min |
| Jul 28, 9:02 PM CDT | Severe Thunderstorm Warning | FSD | Monona | 58 min |
| Jul 28, 9:10 PM CDT | Tornado Warning | DMX | Crawford | 20 min |
| Jul 28, 9:22 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Greene | 58 min |
| Jul 28, 9:34 PM CDT | Tornado Warning | DMX | Carroll, Crawford | 56 min |
| Jul 28, 9:48 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 42 min |
| Jul 28, 9:48 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas, Hamilton | 42 min |
| Jul 28, 10:14 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Story | 46 min |
| Jul 28, 10:14 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 46 min |
| Jul 28, 10:27 PM CDT | Tornado Warning | DMX | Jasper, Polk | 53 min |
| Jul 28, 10:31 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 49 min |
| Jul 28, 10:31 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 49 min |
| Jul 28, 10:46 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 54 min |
| Jul 28, 10:54 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas | 46 min |
| Jul 28, 11:16 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Monroe | 44 min |
| Jul 28, 11:16 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 44 min |
| Jul 28, 11:22 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 98 min |
| Jul 28, 11:38 PM CDT | Tornado Warning | DMX | Adair, Union | 97 min |
| Jul 28, 11:47 PM CDT | Severe Thunderstorm Warning | DMX | Keokuk, Wapello | 43 min |
| Jul 28, 11:47 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis | 43 min |
| Jul 29, 12:10 AM CDT | Severe Thunderstorm Warning | DMX | Jefferson, Van Buren | 50 min |
| Jul 29, 12:43 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Lee | 47 min |
| Jul 29, 12:50 AM CDT | Severe Thunderstorm Warning | DMX | Decatur, Wayne | 55 min |
| Jul 30, 10:54 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 66 min |
| Jul 30, 11:15 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 37 min |
| Jul 30, 11:26 PM CDT | Tornado Warning | OAX | Montgomery | 34 min |
| Jul 31, 12:05 AM CDT | Tornado Warning | DMX | Taylor | 40 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 | 73 |
| Tornado Warning | 22 |
| Flooding | |
| Flash Flood Warning | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cass County6
- Adair County6
- Clarke County5
- Woodbury County5
- Harrison County4
- Pottawattamie County4
- Scott County4
- Monona County4
- Polk County4
- Audubon County3
- Guthrie County3
- Poweshiek County3
- Decatur County3
- Appanoose County3
- Lucas County3
- Wayne County3
- Clay County3
- Buena Vista County3
- Pocahontas County3
- O'Brien County3
- Sioux County3
- Shelby County2
- Cedar County2
- Clinton County2
- Muscatine County2
- Taylor County2
- Monroe County2
- Madison County2
- Union County2
- Des Moines County2
- Henry County2
- Plymouth County2
- Cherokee County2
- Dallas County2
- Crawford County2
- Carroll County2
- Black Hawk County1
- Ringgold County1
- Kossuth County1
- Winnebago County1
32 more counties
- Louisa County1
- Iowa County1
- Johnson County1
- Linn County1
- Howard County1
- Winneshiek County1
- Allamakee County1
- Floyd County1
- Clayton County1
- Bremer County1
- Chickasaw County1
- Dickinson County1
- Osceola County1
- Lyon County1
- Calhoun County1
- Webster County1
- Greene County1
- Boone County1
- Hamilton County1
- Story County1
- Jasper County1
- Warren County1
- Marshall County1
- Marion County1
- Mahaska County1
- Keokuk County1
- Wapello County1
- Davis County1
- Jefferson County1
- Van Buren County1
- Lee County1
- Montgomery County1
Nearby
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.