Alert archive / Illinois / Flash Flood Warnings
Flash Flood Warnings in Illinois, 2008
169 flash flood warnings in 2008. 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 warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 2008. Tap one for its archive.
- Flash Flood Warnings
- 169
- Busiest month
- June54 flash flood warnings
- Busiest day
- September 13, 200814 flash flood 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 |
|---|---|---|---|---|
| Jan 22, 11:38 AM CST | Flash Flood Warning | LOT | Grundy, Will | 12 hr |
| Feb 4, 10:25 PM CST | Flash Flood Warning | ILX | Sangamon | 3 hr |
| Feb 4, 11:51 PM CST | Flash Flood Warning | LOT | Ford, Iroquois, Kankakee, Livingston | 18 hr |
| Feb 5, 8:42 AM CST | Flash Flood Warning | PAH | Gallatin, Saline, White | 4 hr |
| Feb 5, 4:43 PM CST | Flash Flood Warning | LSX | Jersey, Macoupin | 5 hr |
| Feb 5, 4:59 PM CST | Flash Flood Warning | ILX | Champaign, Christian, Coles, Cumberland, DeWitt, Douglas and 11 more | 6 hr |
| Feb 5, 6:33 PM CST | Flash Flood Warning | LOT | Ford, Iroquois | 14 hr |
| Feb 5, 7:24 PM CST | Flash Flood Warning | LSX | Clinton, Randolph, Washington | 6 hr |
| Feb 5, 7:28 PM CST | Flash Flood Warning | PAH | Edwards, Franklin, Gallatin, Hamilton, Jackson, Jefferson and 8 more | 6 hr |
| Feb 5, 7:45 PM CST | Flash Flood Warning | ILX | Clark, Clay, Crawford, Jasper, Lawrence, Richland | 6 hr |
| Feb 5, 9:30 PM CST | Flash Flood Warning | LSX | Macoupin | 4 hr |
| Feb 5, 11:03 PM CST | Flash Flood Warning | ILX | Champaign, Coles, Cumberland, Douglas, Edgar, Effingham and 4 more | 3 hr |
| Mar 6, 12:49 AM CST | Flash Flood Warning | DVN | Rock Island | 6 hr |
| Mar 13, 9:53 PM CDT | Flash Flood Warning | DVN | Henry, Rock Island | 9 hr |
| Mar 17, 11:36 PM CDT | Flash Flood Warning | LSX | Monroe, Randolph, Saint Clair | 6 hr |
| Mar 18, 6:20 PM CDT | Flash Flood Warning | LSX | Marion | 5 hr |
| Mar 18, 7:12 PM CDT | Flash Flood Warning | ILX | Clay, Richland | 9 hr |
| Mar 18, 8:21 PM CDT | Flash Flood Warning | LSX | Randolph | 6 hr |
| Mar 18, 10:10 PM CDT | Flash Flood Warning | LSX | Marion, Randolph, Washington | 6 hr |
| Mar 31, 7:35 PM CDT | Flash Flood Warning | PAH | Jackson, Perry | 115 min |
| Mar 31, 8:19 PM CDT | Flash Flood Warning | PAH | Saline, Williamson | 116 min |
| Apr 3, 3:20 PM CDT | Flash Flood Warning | PAH | Alexander, Johnson, Massac, Pulaski, Union | 4 hr |
| Apr 3, 4:19 PM CDT | Flash Flood Warning | PAH | Hardin, Pope | 4 hr |
| Apr 3, 6:33 PM CDT | Flash Flood Warning | LSX | Randolph | 4 hr |
| Apr 3, 7:12 PM CDT | Flash Flood Warning | PAH | Alexander, Franklin, Jackson, Jefferson, Johnson, Perry and 3 more | 6 hr |
| Apr 3, 8:15 PM CDT | Flash Flood Warning | PAH | Edwards, Gallatin, Hamilton, Hardin, Massac, Pope and 4 more | 6 hr |
| Apr 10, 5:10 AM CDT | Flash Flood Warning | LSX | Monroe, Randolph | 6 hr |
| Apr 10, 8:24 AM CDT | Flash Flood Warning | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 6 more | 3 hr |
| May 2, 10:57 AM CDT | Flash Flood Warning | PAH | Alexander, Pulaski | 2 hr |
| May 2, 11:37 AM CDT | Flash Flood Warning | PAH | Gallatin, Hardin, Johnson, Massac, Pope, Saline | 3 hr |
| May 25, 9:48 AM CDT | Flash Flood Warning | LSX | Pike | 3 hr |
| May 25, 11:31 AM CDT | Flash Flood Warning | LSX | Calhoun, Greene, Jersey | 4 hr |
| May 25, 3:54 PM CDT | Flash Flood Warning | LSX | Monroe | 3 hr |
| May 25, 6:32 PM CDT | Flash Flood Warning | LSX | Randolph | 118 min |
| May 25, 8:58 PM CDT | Flash Flood Warning | LSX | Calhoun | 4 hr |
| May 25, 9:09 PM CDT | Flash Flood Warning | LSX | Jersey, Macoupin, Madison, Montgomery | 4 hr |
| May 25, 11:58 PM CDT | Flash Flood Warning | LSX | Bond, Clinton | 6 hr |
| May 26, 6:58 AM CDT | Flash Flood Warning | LSX | Saint Clair | 4 hr |
| May 27, 1:20 PM CDT | Flash Flood Warning | ILX | Lawrence, Richland | 5 hr |
| May 27, 2:04 PM CDT | Flash Flood Warning | LSX | Bond | 4 hr |
| May 27, 2:48 PM CDT | Flash Flood Warning | LSX | Clinton, Marion, Washington | 6 hr |
| May 27, 5:27 PM CDT | Flash Flood Warning | PAH | Gallatin, Hardin, Johnson, Pope, Saline, Union and 1 more | 2 hr |
| May 30, 4:10 PM CDT | Flash Flood Warning | LOT | Ford, Iroquois, Livingston | 6 hr |
| May 30, 5:56 PM CDT | Flash Flood Warning | ILX | McLean, Tazewell, Woodford | 3 hr |
| May 30, 7:01 PM CDT | Flash Flood Warning | ILX | Morgan, Scott | 3 hr |
| May 30, 7:16 PM CDT | Flash Flood Warning | ILX | Sangamon | 3 hr |
| May 30, 7:16 PM CDT | Flash Flood Warning | ILX | Sangamon | 3 hr |
| May 30, 7:37 PM CDT | Flash Flood Warning | ILX | Champaign, Vermilion | 3 hr |
| May 30, 8:19 PM CDT | Flash Flood Warning | ILX | Christian | 116 min |
| May 30, 9:51 PM CDT | Flash Flood Warning | LSX | Calhoun, Jersey, Madison | 6 hr |
| May 30, 11:18 PM CDT | Flash Flood Warning | LSX | Clinton, Monroe, Saint Clair, Washington | 6 hr |
| Jun 3, 2:39 AM CDT | Flash Flood Warning | LSX | Adams | 13 hr |
| Jun 3, 3:39 AM CDT | Flash Flood Warning | DVN | Hancock | 6 hr |
| Jun 3, 4:57 AM CDT | Flash Flood Warning | LSX | Pike | 6 hr |
| Jun 3, 7:23 AM CDT | Flash Flood Warning | LSX | Bond, Montgomery | 5 hr |
| Jun 3, 7:57 AM CDT | Flash Flood Warning | ILX | Douglas, Edgar | 3 hr |
| Jun 3, 9:39 AM CDT | Flash Flood Warning | DVN | Hancock | 6 hr |
| Jun 3, 10:15 AM CDT | Flash Flood Warning | LSX | Brown | 4 hr |
| Jun 3, 8:35 PM CDT | Flash Flood Warning | LSX | Calhoun, Greene, Pike | 4 hr |
| Jun 3, 8:42 PM CDT | Flash Flood Warning | ILX | Cass, Logan, Mason, Menard, Morgan, Sangamon and 1 more | 6 hr |
| Jun 3, 9:09 PM CDT | Flash Flood Warning | ILX | Morgan, Scott | 6 hr |
| Jun 3, 9:23 PM CDT | Flash Flood Warning | ILX | Christian, DeWitt, Logan, McLean, Macon, Piatt and 1 more | 6 hr |
| Jun 3, 10:11 PM CDT | Flash Flood Warning | ILX | Champaign, Vermilion | 6 hr |
| Jun 3, 10:25 PM CDT | Flash Flood Warning | ILX | Fulton, Knox, Peoria | 3 hr |
| Jun 3, 11:41 PM CDT | Flash Flood Warning | ILX | Champaign, Douglas, Edgar, Vermilion | 6 hr |
| Jun 4, 12:21 AM CDT | Flash Flood Warning | ILX | Coles, Douglas, Edgar | 4 hr |
| Jun 4, 12:23 AM CDT | Flash Flood Warning | LSX | Pike | 6 hr |
| Jun 4, 1:20 AM CDT | Flash Flood Warning | ILX | Logan, McLean, Mason, Tazewell | 2 hr |
| Jun 4, 2:22 AM CDT | Flash Flood Warning | LOT | Ford, Iroquois | 5 hr |
| Jun 4, 9:52 PM CDT | Flash Flood Warning | LOT | Ford, Iroquois, Kankakee, Livingston | 8 hr |
| Jun 4, 11:29 PM CDT | Flash Flood Warning | LOT | Cook, Kankakee, Will | 6 hr |
| Jun 6, 2:58 PM CDT | Flash Flood Warning | LSX | Madison, Saint Clair | 4 hr |
| Jun 6, 3:38 PM CDT | Flash Flood Warning | LSX | Bond, Clinton, Fayette, Madison, Montgomery | 7 hr |
| Jun 6, 3:52 PM CDT | Flash Flood Warning | LSX | Monroe, Saint Clair | 4 hr |
| Jun 6, 4:32 PM CDT | Flash Flood Warning | ILX | Shelby | 4 hr |
| Jun 6, 4:44 PM CDT | Flash Flood Warning | LSX | Bond, Clinton, Fayette, Marion | 6 hr |
| Jun 6, 6:23 PM CDT | Flash Flood Warning | ILX | Clay, Effingham, Jasper | 6 hr |
| Jun 6, 6:43 PM CDT | Flash Flood Warning | ILX | Clark, Crawford | 5 hr |
| Jun 6, 7:21 PM CDT | Flash Flood Warning | LSX | Monroe, Saint Clair | 3 hr |
| Jun 6, 7:29 PM CDT | Flash Flood Warning | ILX | Effingham | 5 hr |
| Jun 6, 8:48 PM CDT | Flash Flood Warning | ILX | Clark, Cumberland | 4 hr |
| Jun 7, 2:28 PM CDT | Flash Flood Warning | DVN | Mercer, Rock Island | 93 min |
| Jun 8, 12:01 AM CDT | Flash Flood Warning | ILX | Jasper | 18 hr |
| Jun 8, 7:46 PM CDT | Flash Flood Warning | DVN | Carroll, Jo Daviess, Stephenson | 5 hr |
| Jun 8, 11:14 PM CDT | Flash Flood Warning | LOT | Winnebago | 3 hr |
| Jun 10, 2:40 AM CDT | Flash Flood Warning | ILX | Lawrence | 6 hr |
| Jun 10, 7:32 AM CDT | Flash Flood Warning | ILX | Lawrence | 6 hr |
| Jun 10, 8:35 AM CDT | Flash Flood Warning | ILX | Lawrence | 6 hr |
| Jun 10, 8:35 AM CDT | Flash Flood Warning | ILX | Lawrence | 6 hr |
| Jun 10, 1:56 PM CDT | Flash Flood Warning | ILX | Lawrence | 6 hr |
| Jun 12, 4:37 PM CDT | Flash Flood Warning | DVN | Jo Daviess | 6 hr |
| Jun 12, 7:03 PM CDT | Flash Flood Warning | DVN | Carroll, Whiteside | 6 hr |
| Jun 12, 7:16 PM CDT | Flash Flood Warning | DVN | Mercer, Rock Island | 6 hr |
| Jun 12, 10:21 PM CDT | Flash Flood Warning | DVN | Jo Daviess | 6 hr |
| Jun 12, 10:52 PM CDT | Flash Flood Warning | DVN | Stephenson | 6 hr |
| Jun 13, 1:06 AM CDT | Flash Flood Warning | ILX | Lawrence | 6 hr |
| Jun 13, 6:31 AM CDT | Flash Flood Warning | ILX | Lawrence | 6 hr |
| Jun 13, 12:02 PM CDT | Flash Flood Warning | LSX | Marion | 3 hr |
| Jun 13, 12:38 PM CDT | Flash Flood Warning | ILX | Lawrence | 6 hr |
| Jun 14, 11:27 AM CDT | Flash Flood Warning | DVN | Mercer | 6 hr |
| Jun 15, 3:17 PM CDT | Flash Flood Warning | LOT | LaSalle | 3 hr |
| Jun 17, 6:03 AM CDT | Flash Flood Warning | DVN | Henderson | 6 hr |
| Jun 18, 1:52 AM CDT | Flash Flood Warning | LSX | Adams | 6 hr |
| Jun 18, 1:59 AM CDT | Flash Flood Warning | DVN | Hancock | 6 hr |
| Jun 25, 2:35 AM CDT | Flash Flood Warning | LSX | Adams | 12 hr |
| Jul 3, 7:32 PM CDT | Flash Flood Warning | LSX | Madison | 4 hr |
| Jul 3, 7:55 PM CDT | Flash Flood Warning | LSX | Clinton | 4 hr |
| Jul 7, 3:15 AM CDT | Flash Flood Warning | ILX | McLean | 4 hr |
| Jul 7, 3:55 AM CDT | Flash Flood Warning | ILX | Champaign, DeWitt, McLean, Piatt | 3 hr |
| Jul 7, 4:37 AM CDT | Flash Flood Warning | ILX | Coles, Douglas | 3 hr |
| Jul 7, 5:50 AM CDT | Flash Flood Warning | ILX | Moultrie | 3 hr |
| Jul 8, 6:48 PM CDT | Flash Flood Warning | ILX | Christian, Shelby | 3 hr |
| Jul 10, 4:21 PM CDT | Flash Flood Warning | LOT | LaSalle, Lee | 6 hr |
| Jul 10, 4:33 PM CDT | Flash Flood Warning | DVN | Bureau | 3 hr |
| Jul 10, 6:36 PM CDT | Flash Flood Warning | DVN | Bureau, Putnam | 105 min |
| Jul 10, 7:19 PM CDT | Flash Flood Warning | DVN | Jo Daviess, Stephenson | 2 hr |
| Jul 10, 10:02 PM CDT | Flash Flood Warning | DVN | Bureau, Putnam | 109 min |
| Jul 11, 3:38 PM CDT | Flash Flood Warning | ILX | Logan | 3 hr |
| Jul 12, 1:50 AM CDT | Flash Flood Warning | ILX | Logan, Menard, Sangamon | 4 hr |
| Jul 12, 3:19 PM CDT | Flash Flood Warning | ILX | Logan, Menard, Sangamon | 3 hr |
| Jul 12, 5:04 PM CDT | Flash Flood Warning | ILX | Champaign | 3 hr |
| Jul 12, 5:19 PM CDT | Flash Flood Warning | ILX | Effingham, Shelby | 3 hr |
| Jul 12, 5:42 PM CDT | Flash Flood Warning | ILX | Cumberland | 3 hr |
| Jul 12, 6:30 PM CDT | Flash Flood Warning | PAH | Jefferson | 90 min |
| Jul 18, 8:34 PM CDT | Flash Flood Warning | LOT | Cook | 97 min |
| Jul 27, 7:50 PM CDT | Flash Flood Warning | DVN | Hancock, Henderson, McDonough | 3 hr |
| Jul 27, 8:33 PM CDT | Flash Flood Warning | LSX | Adams, Brown | 6 hr |
| Jul 27, 8:51 PM CDT | Flash Flood Warning | LSX | Pike | 6 hr |
| Jul 29, 8:12 PM CDT | Flash Flood Warning | ILX | Champaign | 2 hr |
| Jul 31, 3:00 PM CDT | Flash Flood Warning | LOT | Cook, DuPage | 75 min |
| Aug 1, 6:47 AM CDT | Flash Flood Warning | LOT | Cook, DuPage, Kane | 48 min |
| Aug 4, 11:50 PM CDT | Flash Flood Warning | LOT | Cook, DuPage | 3 hr |
| Aug 5, 3:23 PM CDT | Flash Flood Warning | LSX | Adams, Pike | 6 hr |
| Aug 5, 9:42 PM CDT | Flash Flood Warning | LSX | Jersey, Macoupin | 4 hr |
| Sep 11, 2:24 PM CDT | Flash Flood Warning | ILX | Cass, Logan, McLean, Mason, Menard, Morgan and 2 more | 3 hr |
| Sep 12, 11:09 PM CDT | Flash Flood Warning | ILX | Peoria, Tazewell, Woodford | 8 hr |
| Sep 13, 1:28 AM CDT | Flash Flood Warning | LOT | Cook, Grundy, Kankakee, Kendall, LaSalle, Livingston and 1 more | 6 hr |
| Sep 13, 2:12 AM CDT | Flash Flood Warning | LOT | DeKalb, Kane, Kendall, LaSalle, Lee | 3 hr |
| Sep 13, 3:34 AM CDT | Flash Flood Warning | LOT | Cook, DuPage, Kane, Will | 4 hr |
| Sep 13, 4:33 AM CDT | Flash Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 7 more | 6 hr |
| Sep 13, 4:49 AM CDT | Flash Flood Warning | DVN | Bureau, Henderson, Henry, Mercer, Putnam, Rock Island and 2 more | 6 hr |
| Sep 13, 5:26 AM CDT | Flash Flood Warning | LOT | Cook, Kane, Lake, McHenry | 5 hr |
| Sep 13, 7:26 AM CDT | Flash Flood Warning | LOT | Cook, Grundy, Kankakee, Kendall, LaSalle, Livingston and 1 more | 3 hr |
| Sep 13, 7:35 AM CDT | Flash Flood Warning | LOT | Cook, DuPage, Kane, Will | 3 hr |
| Sep 13, 8:18 AM CDT | Flash Flood Warning | DVN | Rock Island, Whiteside | 6 hr |
| Sep 13, 10:29 AM CDT | Flash Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Kendall and 5 more | 6 hr |
| Sep 13, 5:01 PM CDT | Flash Flood Warning | ILX | Fulton, Mason | 6 hr |
| Sep 13, 5:33 PM CDT | Flash Flood Warning | ILX | Schuyler | 6 hr |
| Sep 13, 6:03 PM CDT | Flash Flood Warning | ILX | Fulton, Marshall, Peoria, Tazewell, Woodford | 6 hr |
| Sep 13, 7:44 PM CDT | Flash Flood Warning | LOT | Cook, Will | 9 hr |
| Sep 13, 8:25 PM CDT | Flash Flood Warning | ILX | Cass, Logan, McLean, Mason, Menard, Morgan and 4 more | 6 hr |
| Sep 13, 10:24 PM CDT | Flash Flood Warning | LOT | Ford, Iroquois, Kankakee, Livingston, Will | 7 hr |
| Sep 13, 11:01 PM CDT | Flash Flood Warning | ILX | Cass, Fulton, Knox, Marshall, Mason, Peoria and 4 more | 6 hr |
| Sep 14, 5:02 AM CDT | Flash Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more | 11 hr |
| Sep 14, 8:18 AM CDT | Flash Flood Warning | LOT | Ford, Iroquois, Livingston | 8 hr |
| Sep 20, 4:04 PM CDT | Flash Flood Warning | PAH | Edwards | 50 min |
| Dec 20, 5:16 AM CST | Flash Flood Warning | LOT | Kane | 6 hr |
| Dec 27, 2:37 AM CST | Flash Flood Warning | LSX | Adams | 6 hr |
| Dec 27, 3:39 AM CST | Flash Flood Warning | DVN | Hancock, McDonough | 6 hr |
| Dec 27, 3:52 AM CST | Flash Flood Warning | ILX | Schuyler | 3 hr |
| Dec 27, 3:57 AM CST | Flash Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 7 more | 6 hr |
| Dec 27, 9:10 AM CST | Flash Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 6 more | 11 hr |
| Dec 27, 12:37 PM CST | Flash Flood Warning | LOT | Boone, DeKalb, LaSalle, Lee, Ogle, Winnebago | 8 hr |
| Dec 27, 12:41 PM CST | Flash Flood Warning | LSX | Calhoun, Jersey, Madison, Monroe, Saint Clair | 6 hr |
| Dec 27, 1:26 PM CST | Flash Flood Warning | ILX | Fulton | 3 hr |
| Dec 27, 1:51 PM CST | Flash Flood Warning | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston | 6 hr |
| Dec 27, 2:51 PM CST | Flash Flood Warning | ILX | Stark | 3 hr |
| Dec 27, 3:11 PM CST | Flash Flood Warning | ILX | Schuyler | 3 hr |
| Dec 27, 4:10 PM CST | Flash Flood Warning | DVN | Henry | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cook County16
- Will County12
- LaSalle County12
- Kane County11
- Sangamon County10
- Lawrence County10
- DuPage County10
- Ford County9
- Iroquois County9
- Kankakee County9
- Livingston County9
- Logan County9
- Grundy County8
- Champaign County8
- McLean County8
- Clinton County8
- Saint Clair County8
- Kendall County8
- Jersey County7
- Randolph County7
- Monroe County7
- Madison County7
- Tazewell County7
- Lee County7
- DeKalb County7
- Saline County6
- Douglas County6
- Menard County6
- Rock Island County6
- Marion County6
- Bond County6
- Calhoun County6
- Pike County6
- Adams County6
- Mason County6
- Boone County6
- McHenry County6
- Gallatin County5
- Macoupin County5
- Edgar County5
62 more counties
- Effingham County5
- Shelby County5
- Vermilion County5
- Washington County5
- Johnson County5
- Woodford County5
- Morgan County5
- Hancock County5
- Fulton County5
- Ogle County5
- Lake County5
- Christian County4
- Coles County4
- Cumberland County4
- Piatt County4
- Union County4
- Williamson County4
- Hardin County4
- Pope County4
- Montgomery County4
- Scott County4
- Cass County4
- Peoria County4
- Mercer County4
- Jo Daviess County4
- Winnebago County4
- Bureau County4
- Schuyler County4
- White County3
- DeWitt County3
- Moultrie County3
- Edwards County3
- Jackson County3
- Jefferson County3
- Perry County3
- Clark County3
- Clay County3
- Jasper County3
- Richland County3
- Henry County3
- Alexander County3
- Massac County3
- Pulaski County3
- Fayette County3
- Greene County3
- Stephenson County3
- Whiteside County3
- Henderson County3
- Putnam County3
- Macon County2
- Franklin County2
- Hamilton County2
- Wabash County2
- Wayne County2
- Crawford County2
- Brown County2
- Knox County2
- Carroll County2
- McDonough County2
- Marshall County2
- Stark County2
- Warren County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20072009
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.