Alert archive / Iowa / Heat Advisories
Heat Advisories in Iowa, 2019
18 heat advisories in 2019. 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Heat Advisories
- 18
- Busiest month
- June10 heat advisories
- Busiest day
- June 29, 20194 heat advisories
Over time
By month
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 |
|---|---|---|---|---|
| Jun 27, 3:15 PM CDT | Heat Advisory | FSD | Plymouth, Sioux, Woodbury | 29 hr |
| Jun 28, 2:02 PM CDT | Heat Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 31 hr |
| Jun 28, 3:01 PM CDT | Heat Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 30 hr |
| Jun 28, 3:18 PM CDT | Heat Advisory | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 41 more | 30 hr |
| Jun 29, 2:55 AM CDT | Heat Advisory | OAX | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 41 hr |
| Jun 29, 1:18 PM CDT | Heat Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 13 more | 8 hr |
| Jun 29, 3:18 PM CDT | Heat Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 30 hr |
| Jun 29, 3:37 PM CDT | Heat Advisory | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more | 29 hr |
| Jun 30, 3:18 AM CDT | Heat Advisory | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 18 hr |
| Jun 30, 4:20 AM CDT | Heat Advisory | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 13 hr |
| Jul 10, 4:06 AM CDT | Heat Advisory | DVN | Des Moines, Lee, Scott | 10 hr |
| Jul 14, 3:33 PM CDT | Heat Advisory | FSD | Lyon, Plymouth, Sioux, Woodbury | 29 hr |
| Jul 17, 4:07 AM CDT | Heat Advisory | FSD | Buena Vista, Cherokee, O'Brien, Sioux | 9 hr |
| Jul 17, 12:34 PM CDT | Heat Advisory | ARX | Howard, Mitchell, Winneshiek | 39 hr |
| Jul 17, 3:33 PM CDT | Heat Advisory | DMX | Cerro Gordo, Emmet, Hancock, Kossuth, Palo Alto, Winnebago and 1 more | 36 hr |
| Jul 17, 5:19 PM CDT | Heat Advisory | FSD | Buena Vista, Cherokee, Clay, Dickinson, Lyon, O'Brien and 2 more | 28 hr |
| Jul 18, 4:09 PM CDT | Heat Advisory | FSD | Dickinson, Osceola | 28 hr |
| Aug 20, 10:18 AM CDT | Heat Advisory | OAX | Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie | 11 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Sioux County6
- Plymouth County4
- Woodbury County4
- Buena Vista County4
- Cherokee County4
- Dickinson County4
- Lyon County4
- O'Brien County4
- Osceola County4
- Clay County3
- Fremont County3
- Harrison County3
- Mills County3
- Montgomery County3
- Page County3
- Pottawattamie County3
- Emmet County3
- Hancock County3
- Kossuth County3
- Palo Alto County3
- Winnebago County3
- Des Moines County3
- Lee County3
- Scott County3
- Ida County2
- Monona County2
- Shelby County2
- Adair County2
- Adams County2
- Appanoose County2
- Audubon County2
- Black Hawk County2
- Boone County2
- Calhoun County2
- Carroll County2
- Cass County2
- Clarke County2
- Crawford County2
- Dallas County2
- Davis County2
59 more counties
- Decatur County2
- Franklin County2
- Greene County2
- Grundy County2
- Guthrie County2
- Hamilton County2
- Hardin County2
- Humboldt County2
- Jasper County2
- Lucas County2
- Madison County2
- Mahaska County2
- Marion County2
- Marshall County2
- Monroe County2
- Pocahontas County2
- Polk County2
- Poweshiek County2
- Ringgold County2
- Sac County2
- Story County2
- Tama County2
- Taylor County2
- Union County2
- Wapello County2
- Warren County2
- Wayne County2
- Webster County2
- Wright County2
- Benton County2
- Buchanan County2
- Cedar County2
- Clinton County2
- Delaware County2
- Henry County2
- Iowa County2
- Jefferson County2
- Johnson County2
- Jones County2
- Keokuk County2
- Linn County2
- Louisa County2
- Muscatine County2
- Van Buren County2
- Washington County2
- Cerro Gordo County2
- Worth County2
- Howard County2
- Mitchell County2
- Winneshiek County2
- Bremer County1
- Butler County1
- Dubuque County1
- Jackson County1
- Allamakee County1
- Chickasaw County1
- Clayton County1
- Fayette County1
- Floyd County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.