Alert archive / Illinois / Tornado Watches / 2025
Tornado Watches in Illinois, May 2025
9 tornado watches in May 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 tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in May 2025. Tap one for its archive.
- Tornado Watches
- 9
- Busiest day
- May 20, 20255 tornado 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 |
|---|---|---|---|---|
| May 15, 3:05 PM CDT | Tornado Watch | SPC | Boone, Jo Daviess, McHenry, Stephenson, Winnebago | 6 hr |
| May 15, 5:15 PM CDT | Tornado Watch | SPC | Bureau, Cass, Champaign, Christian, Clark, Coles and 37 more | 4 hr |
| May 16, 11:58 AM CDT | Tornado Watch | SPC | Bond, Calhoun, Clinton, Fayette, Greene, Jackson and 10 more | 8 hr |
| May 16, 2:59 PM CDT | Tornado Watch | SPC | Alexander, Champaign, Christian, Clark, Clay, Coles and 34 more | 8 hr |
| May 19, 8:26 PM CDT | Tornado Watch | SPC | Alexander, Bond, Calhoun, Clinton, Fayette, Franklin and 17 more | 7 hr |
| May 20, 2:15 AM CDT | Tornado Watch | SPC | Clay, Edwards, Gallatin, Hamilton, Hardin, Lawrence and 7 more | 4 hr |
| May 20, 1:09 PM CDT | Tornado Watch | SPC | Alexander, Johnson, Massac, Pope, Pulaski, Union | 8 hr |
| May 20, 1:42 PM CDT | Tornado Watch | SPC | Bureau, Cass, Champaign, Christian, Clark, Coles and 31 more | 6 hr |
| May 20, 2:36 PM CDT | Tornado Watch | SPC | Hardin | 8 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Champaign County3
- Christian County3
- Clark County3
- Coles County3
- Cumberland County3
- DeWitt County3
- Douglas County3
- Edgar County3
- Logan County3
- Macon County3
- Menard County3
- Moultrie County3
- Piatt County3
- Sangamon County3
- Shelby County3
- Vermilion County3
- Alexander County3
- Hardin County3
- Johnson County3
- Massac County3
- Pope County3
- Pulaski County3
- Union County3
- Bureau County2
- Cass County2
- Ford County2
- Fulton County2
- Iroquois County2
- Knox County2
- Livingston County2
- McLean County2
- Marshall County2
- Mason County2
- Peoria County2
- Putnam County2
- Stark County2
- Tazewell County2
- Woodford County2
- Bond County2
- Calhoun County2
52 more counties
- Clinton County2
- Fayette County2
- Greene County2
- Jackson County2
- Jersey County2
- Macoupin County2
- Madison County2
- Marion County2
- Monroe County2
- Montgomery County2
- Perry County2
- Randolph County2
- Saint Clair County2
- Washington County2
- Clay County2
- Edwards County2
- Effingham County2
- Franklin County2
- Gallatin County2
- Hamilton County2
- Jefferson County2
- Lawrence County2
- Morgan County2
- Richland County2
- Saline County2
- Wabash County2
- Wayne County2
- White County2
- Williamson County2
- Boone County1
- Jo Daviess County1
- McHenry County1
- Stephenson County1
- Winnebago County1
- Cook County1
- DeKalb County1
- DuPage County1
- Grundy County1
- Kane County1
- Kankakee County1
- Kendall County1
- Lake County1
- LaSalle County1
- Lee County1
- Ogle County1
- Will County1
- Crawford County1
- Jasper County1
- Henry County1
- McDonough County1
- Schuyler County1
- Warren County1
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.