Alert archive / Illinois / Special Weather Statements / 2021
Special Weather Statements in Illinois, September 2021
27 special weather statements in September 2021. 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 special weather statements reaches back to 2006.
Special Weather Statements by county
Each county as a circle sized by its count in September 2021. Tap one for its archive.
- Special Weather Statements
- 27
- Busiest day
- September 21, 202113 special weather statements
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 7, 12:37 PM CDT | Special Weather Statement | DVN | Carroll | 38 min |
| Sep 7, 1:13 PM CDT | Special Weather Statement | LOT | Boone, DeKalb, Kane, Lee, Ogle | 32 min |
| Sep 7, 2:20 PM CDT | Special Weather Statement | DVN | Bureau | 25 min |
| Sep 7, 2:47 PM CDT | Special Weather Statement | DVN | Putnam | 28 min |
| Sep 7, 2:55 PM CDT | Special Weather Statement | ILX | Stark | 20 min |
| Sep 7, 4:34 PM CDT | Special Weather Statement | LOT | Kankakee | 56 min |
| Sep 7, 5:21 PM CDT | Special Weather Statement | LOT | Grundy | 39 min |
| Sep 7, 6:30 PM CDT | Special Weather Statement | ILX | Piatt | 45 min |
| Sep 7, 7:00 PM CDT | Special Weather Statement | ILX | Douglas | 45 min |
| Sep 7, 8:08 PM CDT | Special Weather Statement | ILX | Vermilion | 37 min |
| Sep 14, 4:19 PM CDT | Special Weather Statement | PAH | Hamilton | 41 min |
| Sep 14, 7:03 PM CDT | Special Weather Statement | ILX | Cumberland | 27 min |
| Sep 14, 7:19 PM CDT | Special Weather Statement | ILX | Clay, Jasper | 56 min |
| Sep 17, 6:00 PM CDT | Special Weather Statement | LOT | Kane | 45 min |
| Sep 20, 8:52 PM CDT | Special Weather Statement | DVN | Rock Island | 23 min |
| Sep 20, 9:00 PM CDT | Special Weather Statement | DVN | Henderson, Warren | 45 min |
| Sep 20, 9:24 PM CDT | Special Weather Statement | ILX | Knox | 51 min |
| Sep 20, 9:37 PM CDT | Special Weather Statement | DVN | Hancock, Henderson, Henry, McDonough, Warren | 38 min |
| Sep 20, 10:07 PM CDT | Special Weather Statement | LOT | Lee | 38 min |
| Sep 20, 10:08 PM CDT | Special Weather Statement | ILX | Knox, Peoria, Stark | 52 min |
| Sep 20, 10:34 PM CDT | Special Weather Statement | DVN | Bureau, Putnam | 26 min |
| Sep 20, 10:39 PM CDT | Special Weather Statement | ILX | Cass, Fulton, Mason, Schuyler | 51 min |
| Sep 20, 10:48 PM CDT | Special Weather Statement | LOT | Lee | 42 min |
| Sep 20, 11:16 PM CDT | Special Weather Statement | ILX | Peoria | 44 min |
| Sep 20, 11:30 PM CDT | Special Weather Statement | ILX | Mason, Menard, Tazewell | 45 min |
| Sep 20, 11:44 PM CDT | Special Weather Statement | LOT | Boone, DeKalb, Kane, Kendall, LaSalle, McHenry | 31 min |
| Sep 21, 12:03 AM CDT | Special Weather Statement | ILX | DeWitt, Logan, McLean | 57 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Kane County3
- Lee County3
- Boone County2
- DeKalb County2
- Bureau County2
- Putnam County2
- Stark County2
- Henderson County2
- Warren County2
- Knox County2
- Peoria County2
- Mason County2
- Carroll County1
- Ogle County1
- Kankakee County1
- Grundy County1
- Piatt County1
- Douglas County1
- Vermilion County1
- Hamilton County1
- Cumberland County1
- Clay County1
- Jasper County1
- Rock Island County1
- Hancock County1
- Henry County1
- McDonough County1
- Cass County1
- Fulton County1
- Schuyler County1
- Menard County1
- Tazewell County1
- Kendall County1
- LaSalle County1
- McHenry County1
- DeWitt County1
- Logan County1
- McLean County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.