Alert archive / Illinois / Tornado Watches / 2012
Tornado Watches in Illinois, September 2012
2 tornado watches in September 2012. 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 September 2012. Tap one for its archive.
- Tornado Watches
- 2
- Busiest day
- September 1, 20122 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 |
|---|---|---|---|---|
| Sep 1, 12:46 PM CDT | Tornado Watch | SPC | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 7 hr |
| Sep 1, 1:19 PM CDT | Tornado Watch | SPC | Alexander, Bond, Clinton, Edwards, Fayette, Franklin and 20 more | 8 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cass County1
- Champaign County1
- Christian County1
- Clark County1
- Clay County1
- Coles County1
- Crawford County1
- Cumberland County1
- DeWitt County1
- Douglas County1
- Edgar County1
- Effingham County1
- Fulton County1
- Jasper County1
- Knox County1
- Lawrence County1
- Logan County1
- McLean County1
- Macon County1
- Marshall County1
- Mason County1
- Menard County1
- Morgan County1
- Moultrie County1
- Peoria County1
- Piatt County1
- Richland County1
- Sangamon County1
- Schuyler County1
- Scott County1
- Shelby County1
- Stark County1
- Tazewell County1
- Vermilion County1
- Woodford County1
- Alexander County1
- Bond County1
- Clinton County1
- Edwards County1
- Fayette County1
21 more counties
- Franklin County1
- Gallatin County1
- Hamilton County1
- Hardin County1
- Jackson County1
- Jefferson County1
- Johnson County1
- Marion County1
- Massac County1
- Montgomery County1
- Perry County1
- Pope County1
- Pulaski County1
- Randolph County1
- Saline County1
- Union County1
- Wabash County1
- Washington County1
- Wayne County1
- White County1
- Williamson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.