Alert archive / Illinois / Flash Flood Warnings / 2025
Flash Flood Warnings in Illinois, April 2025
22 flash flood warnings in April 2025. 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in April 2025. Tap one for its archive.
- Flash Flood Warnings
- 22
- Busiest day
- April 5, 202515 flash flood 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 2, 4:58 PM CDT | Flash Flood Warning | ILX | Champaign, DeWitt, Logan, McLean, Macon, Piatt | 3 hr |
| Apr 2, 8:53 PM CDT | Flash Flood Warning | PAH | Edwards, Wabash, White | 6 hr |
| Apr 2, 9:09 PM CDT | Flash Flood Warning | PAH | Hardin, Pope | 6 hr |
| Apr 4, 6:51 PM CDT | Flash Flood Warning | LSX | Monroe, Randolph, Saint Clair, Washington | 7 hr |
| Apr 4, 7:08 PM CDT | Flash Flood Warning | LSX | Bond, Clinton, Fayette, Marion | 7 hr |
| Apr 4, 7:24 PM CDT | Flash Flood Warning | PAH | Jefferson, Perry, Wayne | 26 hr |
| Apr 4, 7:46 PM CDT | Flash Flood Warning | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper | 5 hr |
| Apr 4, 8:39 PM CDT | Flash Flood Warning | PAH | Jackson, Union | 24 hr |
| Apr 4, 9:07 PM CDT | Flash Flood Warning | PAH | Alexander | 24 hr |
| Apr 4, 9:30 PM CDT | Flash Flood Warning | PAH | Franklin, Johnson, Pulaski, Williamson | 24 hr |
| Apr 4, 9:31 PM CDT | Flash Flood Warning | ILX | Clark, Clay, Crawford, Jasper, Lawrence, Richland | 3 hr |
| Apr 4, 9:56 PM CDT | Flash Flood Warning | PAH | Edwards, Wabash | 6 hr |
| Apr 4, 10:28 PM CDT | Flash Flood Warning | PAH | Gallatin, Hamilton, Saline, White | 6 hr |
| Apr 4, 10:36 PM CDT | Flash Flood Warning | PAH | Hardin, Massac, Pope | 23 hr |
| Apr 4, 10:46 PM CDT | Flash Flood Warning | ILX | Lawrence | 3 hr |
| Apr 4, 10:46 PM CDT | Flash Flood Warning | PAH | Wabash, White | 6 hr |
| Apr 4, 10:54 PM CDT | Flash Flood Warning | PAH | Massac, Pope | 6 hr |
| Apr 5, 11:10 AM CDT | Flash Flood Warning | PAH | Hamilton | 10 hr |
| Apr 5, 3:32 PM CDT | Flash Flood Warning | PAH | Edwards, Gallatin, Saline, Wabash, White | 6 hr |
| Apr 29, 1:50 PM CDT | Flash Flood Warning | LSX | Washington | 3 hr |
| Apr 29, 1:57 PM CDT | Flash Flood Warning | LSX | Clinton, Marion | 3 hr |
| Apr 29, 3:11 PM CDT | Flash Flood Warning | ILX | Clay, Crawford, Jasper, Lawrence, Richland | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Wabash County4
- White County4
- Edwards County3
- Pope County3
- Clay County3
- Crawford County3
- Jasper County3
- Lawrence County3
- Hardin County2
- Washington County2
- Clinton County2
- Marion County2
- Clark County2
- Richland County2
- Gallatin County2
- Hamilton County2
- Saline County2
- Massac County2
- Champaign County1
- DeWitt County1
- Logan County1
- McLean County1
- Macon County1
- Piatt County1
- Monroe County1
- Randolph County1
- Saint Clair County1
- Bond County1
- Fayette County1
- Jefferson County1
- Perry County1
- Wayne County1
- Cumberland County1
- Effingham County1
- Jackson County1
- Union County1
- Alexander County1
- Franklin County1
- Johnson County1
- Pulaski County1
1 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.