Alert archive / Illinois / Flash Flood Watches / 2020
Flash Flood Watches in Illinois, July 2020
8 flash flood watches in July 2020. 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 watches reaches back to 2005.
Flash Flood Watches by county
Each county as a circle sized by its count in July 2020. Tap one for its archive.
- Flash Flood Watches
- 8
- Busiest day
- July 20, 20202 flash flood watches
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 19, 4:35 PM CDT | Flash Flood Watch | LSX | Bond, Calhoun, Clinton, Fayette, Jersey, Macoupin and 6 more | 8 hr |
| Jul 19, 11:03 PM CDT | Flash Flood Watch | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 5 hr |
| Jul 20, 1:58 PM CDT | Flash Flood Watch | PAH | Alexander, Franklin, Gallatin, Hardin, Jackson, Johnson and 7 more | 5 hr |
| Jul 29, 2:35 PM CDT | Flash Flood Watch | LSX | Bond, Clinton, Fayette, Madison, Marion, Monroe and 3 more | 33 hr |
| Jul 30, 1:52 AM CDT | Flash Flood Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 22 hr |
| Jul 30, 2:58 AM CDT | Flash Flood Watch | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 17 hr |
| Jul 31, 3:25 AM CDT | Flash Flood Watch | LSX | Calhoun, Jersey, Madison, Monroe, Randolph, Saint Clair | 21 hr |
| Jul 31, 3:32 AM CDT | Flash Flood Watch | PAH | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 8 more | 20 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Madison County3
- Monroe County3
- Saint Clair County3
- Alexander County3
- Franklin County3
- Gallatin County3
- Hardin County3
- Jackson County3
- Johnson County3
- Massac County3
- Pope County3
- Pulaski County3
- Saline County3
- Union County3
- Williamson County3
- Bond County2
- Calhoun County2
- Clinton County2
- Fayette County2
- Jersey County2
- Marion County2
- Washington County2
- Clay County2
- Crawford County2
- Effingham County2
- Jasper County2
- Lawrence County2
- Richland County2
- Perry County2
- Randolph County2
- Hamilton County2
- White County2
- Macoupin County1
- Montgomery County1
- Edwards County1
- Jefferson County1
- Wabash County1
- Wayne County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.