Alert archive / Illinois / Red Flag Warnings
Red Flag Warnings in Illinois, 2010
24 red flag warnings in 2010. 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Red Flag Warnings
- 24
- Busiest month
- October11 red flag warnings
- Busiest day
- April 15, 20103 red flag warnings
Over time
By month
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 |
|---|---|---|---|---|
| Mar 31, 10:23 AM CDT | Red Flag Warning | LSX | Monroe, Randolph | 8 hr |
| Apr 2, 3:06 PM CDT | Red Flag Warning | LOT | Ford, Iroquois, Kankakee | 5 hr |
| Apr 2, 4:18 PM CDT | Red Flag Warning | ILX | Champaign, Clark, Coles, Crawford, Cumberland, Douglas and 5 more | 4 hr |
| Apr 15, 3:40 AM CDT | Red Flag Warning | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 15 hr |
| Apr 15, 4:48 AM CDT | Red Flag Warning | LSX | Greene, Jersey, Macoupin, Montgomery | 13 hr |
| Apr 15, 10:03 AM CDT | Red Flag Warning | LOT | Cook, DuPage, Ford, Grundy, Iroquois, Kankakee and 4 more | 10 hr |
| May 5, 3:29 PM CDT | Red Flag Warning | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 10 more | 6 hr |
| Sep 6, 3:54 AM CDT | Red Flag Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Jackson and 9 more | 15 hr |
| Sep 6, 9:02 AM CDT | Red Flag Warning | LSX | Bond, Clinton, Fayette, Marion, Monroe, Randolph and 2 more | 10 hr |
| Sep 6, 9:10 AM CDT | Red Flag Warning | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 10 hr |
| Oct 20, 1:33 PM CDT | Red Flag Warning | LOT | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more | 5 hr |
| Oct 21, 3:43 AM CDT | Red Flag Warning | ILX | Clark, Crawford, Edgar, Jasper, Lawrence, Richland | 14 hr |
| Oct 21, 4:01 AM CDT | Red Flag Warning | PAH | Edwards, Wabash | 14 hr |
| Oct 22, 3:04 PM CDT | Red Flag Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 27 hr |
| Oct 23, 2:52 AM CDT | Red Flag Warning | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 14 hr |
| Oct 27, 4:29 AM CDT | Red Flag Warning | PAH | Alexander, Franklin, Jackson, Jefferson, Johnson, Perry and 3 more | 13 hr |
| Oct 27, 4:47 AM CDT | Red Flag Warning | LSX | Bond, Clinton, Fayette, Madison, Marion, Monroe and 3 more | 12 hr |
| Oct 27, 2:03 PM CDT | Red Flag Warning | LOT | Ford, Iroquois, Kankakee, Livingston, Will | 5 hr |
| Oct 29, 1:48 PM CDT | Red Flag Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 28 hr |
| Oct 29, 3:58 PM CDT | Red Flag Warning | LSX | Bond, Clinton, Fayette, Madison, Marion, Monroe and 3 more | 26 hr |
| Oct 30, 3:34 AM CDT | Red Flag Warning | ILX | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 9 more | 14 hr |
| Nov 7, 11:15 AM CST | Red Flag Warning | LSX | Adams, Brown, Pike | 6 hr |
| Nov 7, 3:33 PM CST | Red Flag Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 26 hr |
| Nov 7, 3:57 PM CST | Red Flag Warning | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 9 more | 26 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Crawford County6
- Jasper County6
- Lawrence County6
- Richland County6
- Monroe County5
- Randolph County5
- Kankakee County5
- Clark County5
- Alexander County5
- Edwards County5
- Franklin County5
- Jackson County5
- Jefferson County5
- Johnson County5
- Perry County5
- Union County5
- Wabash County5
- Williamson County5
- Ford County4
- Iroquois County4
- Cumberland County4
- Edgar County4
- Clay County4
- Effingham County4
- Livingston County4
- Will County4
- Gallatin County4
- Hamilton County4
- Saline County4
- Wayne County4
- White County4
- Bond County4
- Clinton County4
- Fayette County4
- Marion County4
- Saint Clair County4
- Washington County4
- Pulaski County4
- Champaign County3
- Coles County3
49 more counties
- Douglas County3
- Vermilion County3
- Cook County3
- DuPage County3
- Grundy County3
- Kendall County3
- LaSalle County3
- Hardin County3
- Massac County3
- Pope County3
- Madison County3
- Moultrie County2
- Shelby County2
- Greene County2
- Jersey County2
- Macoupin County2
- Montgomery County2
- Boone County2
- DeKalb County2
- Kane County2
- Lake County2
- Lee County2
- McHenry County2
- Ogle County2
- Winnebago County2
- Pike County2
- Cass County1
- Christian County1
- DeWitt County1
- Fulton County1
- Knox County1
- Logan County1
- McLean County1
- Macon County1
- Marshall County1
- Mason County1
- Menard County1
- Morgan County1
- Peoria County1
- Piatt County1
- Sangamon County1
- Schuyler County1
- Scott County1
- Stark County1
- Tazewell County1
- Woodford County1
- Adams County1
- Brown County1
- Calhoun County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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.