Alert archive / Illinois / Flash Flood Warnings

Flash Flood Warnings in Illinois, 2011

205 flash flood warnings in 2011. 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 2011. Tap one for its archive.

Flash Flood Warnings
205
Busiest month
June73 flash flood warnings
Busiest day
April 23, 201112 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.

IssuedProductOfficeCountiesLasted
Feb 24, 8:39 PM CSTFlash Flood WarningPAHPulaski4 hr
Mar 4, 6:20 PM CSTFlash Flood WarningLSXMadison, Saint Clair5 hr
Apr 9, 2:46 AM CDTFlash Flood WarningLSXAdams6 hr
Apr 15, 7:17 PM CDTFlash Flood WarningILXMason5 hr
Apr 19, 7:02 PM CDTFlash Flood WarningILXChristian, Shelby6 hr
Apr 19, 7:08 PM CDTFlash Flood WarningILXMarshall, Peoria, Stark, Tazewell, Woodford6 hr
Apr 19, 7:26 PM CDTFlash Flood WarningILXColes, Moultrie, Shelby6 hr
Apr 19, 8:14 PM CDTFlash Flood WarningILXColes, Cumberland, Douglas6 hr
Apr 19, 8:33 PM CDTFlash Flood WarningILXClark, Coles, Edgar6 hr
Apr 19, 8:56 PM CDTFlash Flood WarningILXEffingham6 hr
Apr 22, 7:28 AM CDTFlash Flood WarningLSXMonroe, Randolph, Saint Clair, Washington6 hr
Apr 22, 9:36 AM CDTFlash Flood WarningLSXAdams, Brown, Pike3 hr
Apr 22, 12:07 PM CDTFlash Flood WarningILXCass, Morgan, Scott6 hr
Apr 22, 12:20 PM CDTFlash Flood WarningILXMenard2 hr
Apr 22, 2:12 PM CDTFlash Flood WarningILXLawrence4 hr
Apr 22, 9:19 PM CDTFlash Flood WarningPAHAlexander, Pulaski, Union3 hr
Apr 22, 9:30 PM CDTFlash Flood WarningLSXMonroe, Saint Clair5 hr
Apr 22, 9:51 PM CDTFlash Flood WarningLSXClinton, Washington5 hr
Apr 22, 10:17 PM CDTFlash Flood WarningILXClay, Crawford, Effingham, Jasper5 hr
Apr 22, 10:55 PM CDTFlash Flood WarningLSXMonroe, Randolph6 hr
Apr 22, 11:02 PM CDTFlash Flood WarningPAHJefferson6 hr
Apr 23, 12:17 AM CDTFlash Flood WarningPAHFranklin, Jackson, Perry, Williamson6 hr
Apr 23, 4:23 AM CDTFlash Flood WarningLSXMonroe, Randolph8 hr
Apr 23, 6:27 AM CDTFlash Flood WarningPAHHardin4 hr
Apr 23, 12:29 PM CDTFlash Flood WarningLSXMonroe, Randolph6 hr
Apr 23, 12:35 PM CDTFlash Flood WarningPAHEdwards, Gallatin, Wabash, White6 hr
Apr 23, 6:22 PM CDTFlash Flood WarningLSXMonroe, Randolph6 hr
Apr 23, 7:14 PM CDTFlash Flood WarningPAHEdwards, Franklin, Hamilton, Jackson, Jefferson, Perry and 4 more10 hr
Apr 23, 8:25 PM CDTFlash Flood Warning EmergencyPAHAlexander, Johnson, Pulaski, Union12 hr
Apr 23, 10:23 PM CDTFlash Flood WarningPAHGallatin, Hardin, Pope, Saline12 hr
Apr 24, 12:08 AM CDTFlash Flood WarningLSXMonroe, Randolph12 hr
Apr 24, 1:30 AM CDTFlash Flood WarningPAHMassac10 hr
Apr 24, 12:00 PM CDTFlash Flood WarningLSXMonroe, Randolph6 hr
Apr 24, 1:56 PM CDTFlash Flood WarningPAHAlexander, Massac, Pope, Pulaski3 hr
Apr 24, 5:57 PM CDTFlash Flood WarningLSXMonroe, Randolph18 hr
Apr 24, 11:48 PM CDTFlash Flood WarningPAHAlexander, Jackson, Johnson, Pulaski, Union, Williamson3 hr
Apr 25, 12:39 AM CDTFlash Flood WarningPAHAlexander, Gallatin, Hardin, Johnson, Massac, Pope and 2 more2 hr
Apr 25, 12:58 AM CDTFlash Flood WarningPAHEdwards, Gallatin, Hamilton, Saline, Wabash, Wayne and 1 more3 hr
Apr 25, 1:26 AM CDTFlash Flood WarningPAHJackson3 hr
Apr 25, 3:51 AM CDTFlash Flood WarningPAHAlexander, Franklin, Jefferson, Johnson, Pulaski, Union and 1 more3 hr
Apr 25, 5:21 AM CDTFlash Flood WarningPAHGallatin, Hardin, Massac, Pope, Saline3 hr
Apr 25, 11:30 AM CDTFlash Flood WarningLSXMonroe, Randolph8 hr
Apr 25, 6:46 PM CDTFlash Flood WarningPAHAlexander, Franklin, Hamilton, Jackson, Jefferson, Johnson and 8 more6 hr
Apr 25, 7:23 PM CDTFlash Flood WarningLSXClinton, Marion, Monroe, Randolph, Saint Clair, Washington9 hr
Apr 25, 8:43 PM CDTFlash Flood WarningILXColes, Cumberland, Effingham, Moultrie, Shelby9 hr
Apr 25, 9:00 PM CDTFlash Flood WarningLSXBond, Clinton, Fayette, Madison, Marion, Montgomery6 hr
Apr 25, 9:19 PM CDTFlash Flood WarningILXClay, Jasper, Richland8 hr
Apr 25, 10:00 PM CDTFlash Flood WarningPAHEdwards, Gallatin, Wabash, White6 hr
Apr 25, 10:12 PM CDTFlash Flood WarningILXDouglas8 hr
Apr 25, 10:29 PM CDTFlash Flood WarningILXClark, Crawford, Edgar, Lawrence9 hr
Apr 25, 11:03 PM CDTFlash Flood WarningPAHHardin5 hr
Apr 26, 7:49 PM CDTFlash Flood WarningPAHAlexander, Hardin, Jackson, Johnson, Massac, Pope and 4 more6 hr
Apr 26, 9:04 PM CDTFlash Flood WarningPAHFranklin, Gallatin, Hamilton, Jefferson, Perry, Wayne and 1 more6 hr
Apr 26, 9:54 PM CDTFlash Flood WarningPAHEdwards, Wabash6 hr
Apr 27, 12:41 AM CDTFlash Flood WarningILXClark6 hr
Apr 27, 4:22 PM CDTFlash Flood WarningPAHFranklin, Jackson, Jefferson, Johnson, Perry, Union and 1 more6 hr
Apr 27, 5:35 PM CDTFlash Flood WarningILXClay, Crawford, Jasper, Lawrence, Richland5 hr
Apr 27, 5:36 PM CDTFlash Flood WarningPAHEdwards, Gallatin, Hamilton, Saline, Wabash, Wayne and 1 more6 hr
Apr 27, 7:25 PM CDTFlash Flood WarningILXClark, Clay, Cumberland, Effingham, Jasper3 hr
Apr 30, 11:54 PM CDTFlash Flood WarningPAHAlexander, Johnson, Pulaski, Union, Williamson4 hr
May 1, 9:25 PM CDTFlash Flood WarningPAHAlexander, Franklin, Jackson, Jefferson, Johnson, Perry and 3 more7 hr
May 1, 9:36 PM CDTFlash Flood WarningPAHEdwards, Gallatin, Hamilton, Hardin, Pope, Saline and 3 more7 hr
May 2, 1:09 AM CDTFlash Flood WarningPAHAlexander, Hardin, Johnson, Massac, Pope, Pulaski6 hr
May 2, 4:38 AM CDTFlash Flood WarningPAHAlexander, Edwards, Gallatin, Hardin, Johnson, Pope and 6 more3 hr
May 2, 10:00 AM CDTFlash Flood WarningPAHAlexander6 hr
May 2, 11:23 AM CDTFlash Flood WarningILXLawrence25 hr
May 2, 2:34 PM CDTFlash Flood WarningPAHAlexander48 hr
May 3, 3:21 AM CDTFlash Flood WarningPAHMassac, Pope12 hr
May 3, 11:59 AM CDTFlash Flood WarningILXLawrence4 days
May 11, 5:02 PM CDTFlash Flood WarningLOTCook, Kane, Lake, McHenry4 hr
May 13, 1:33 PM CDTFlash Flood WarningLOTBoone, DeKalb, LaSalle, Lee, McHenry, Ogle6 hr
May 13, 7:28 PM CDTFlash Flood WarningILXTazewell3 hr
May 13, 8:50 PM CDTFlash Flood WarningILXChristian2 hr
May 22, 4:31 PM CDTFlash Flood WarningLOTLivingston3 hr
May 22, 4:47 PM CDTFlash Flood WarningLOTFord, Iroquois5 hr
May 22, 5:08 PM CDTFlash Flood WarningLOTIroquois, Kankakee4 hr
May 22, 9:06 PM CDTFlash Flood WarningLOTBoone, DeKalb, Lee, Ogle, Winnebago5 hr
May 25, 5:01 PM CDTFlash Flood WarningILXCass, Fulton, Schuyler3 hr
May 25, 5:08 PM CDTFlash Flood WarningILXChristian, Sangamon3 hr
May 25, 5:34 PM CDTFlash Flood WarningDVNHenderson, Mercer, Warren4 hr
May 25, 5:37 PM CDTFlash Flood WarningLSXBrown4 hr
May 25, 6:19 PM CDTFlash Flood WarningILXKnox4 hr
May 25, 7:11 PM CDTFlash Flood WarningDVNBureau, Henry, Putnam4 hr
May 25, 7:36 PM CDTFlash Flood WarningDVNBureau3 hr
May 25, 7:46 PM CDTFlash Flood WarningLOTDeKalb, LaSalle, Lee5 hr
May 25, 8:09 PM CDTFlash Flood WarningLOTKankakee, Will6 hr
May 28, 7:42 PM CDTFlash Flood WarningLOTWill4 hr
May 29, 10:12 AM CDTFlash Flood WarningDVNBureau, Henry, Mercer4 hr
May 29, 10:19 AM CDTFlash Flood WarningILXKnox6 hr
May 29, 11:31 AM CDTFlash Flood WarningLOTDeKalb, LaSalle, Lee6 hr
May 29, 12:38 PM CDTFlash Flood WarningLOTBoone, Cook, DeKalb, DuPage, Kane, Lake and 4 more5 hr
Jun 2, 3:21 AM CDTFlash Flood WarningLSXAdams8 hr
Jun 2, 5:40 AM CDTFlash Flood WarningILXMorgan, Scott3 hr
Jun 2, 5:41 AM CDTFlash Flood WarningLSXAdams, Brown, Pike7 hr
Jun 2, 6:54 AM CDTFlash Flood WarningILXCass, Morgan, Scott3 hr
Jun 2, 7:16 AM CDTFlash Flood WarningDVNHancock6 hr
Jun 5, 6:13 AM CDTFlash Flood WarningDVNHancock, Henderson, McDonough, Warren6 hr
Jun 5, 7:34 AM CDTFlash Flood WarningILXCass, Morgan, Schuyler, Scott5 hr
Jun 9, 5:33 AM CDTFlash Flood WarningLOTCook, DeKalb, DuPage, Grundy, Kane, Kendall and 4 more6 hr
Jun 9, 6:40 AM CDTFlash Flood WarningDVNWhiteside6 hr
Jun 9, 11:26 AM CDTFlash Flood WarningLOTCook, DeKalb, DuPage, Grundy, Kane, Kankakee and 5 more6 hr
Jun 9, 11:13 PM CDTFlash Flood WarningDVNHancock6 hr
Jun 10, 12:05 AM CDTFlash Flood WarningLSXAdams6 hr
Jun 10, 3:26 PM CDTFlash Flood WarningILXClay6 hr
Jun 10, 6:16 PM CDTFlash Flood WarningLSXMarion10 hr
Jun 10, 7:49 PM CDTFlash Flood WarningLSXBond, Fayette4 hr
Jun 10, 11:14 PM CDTFlash Flood WarningLSXBond, Fayette, Macoupin, Montgomery5 hr
Jun 13, 4:18 PM CDTFlash Flood WarningLSXAdams6 hr
Jun 13, 5:41 PM CDTFlash Flood WarningLSXBrown, Pike6 hr
Jun 13, 9:21 PM CDTFlash Flood WarningDVNHancock8 hr
Jun 13, 10:31 PM CDTFlash Flood WarningLSXAdams8 hr
Jun 13, 11:13 PM CDTFlash Flood WarningLSXBrown, Pike8 hr
Jun 14, 12:38 AM CDTFlash Flood WarningDVNHancock6 hr
Jun 14, 6:30 AM CDTFlash Flood WarningLSXAdams6 hr
Jun 14, 6:56 AM CDTFlash Flood WarningLSXBrown, Pike6 hr
Jun 14, 7:09 AM CDTFlash Flood WarningILXMorgan, Scott6 hr
Jun 15, 12:07 AM CDTFlash Flood WarningLSXAdams8 hr
Jun 15, 12:40 AM CDTFlash Flood WarningDVNHancock, Henderson, McDonough, Warren6 hr
Jun 15, 1:56 AM CDTFlash Flood WarningILXFulton, Knox, Marshall, Mason, Peoria, Stark and 2 more6 hr
Jun 15, 2:58 AM CDTFlash Flood WarningILXCass, Fulton, Mason, Schuyler4 hr
Jun 15, 5:36 AM CDTFlash Flood WarningILXMacon, Moultrie, Piatt6 hr
Jun 17, 10:44 PM CDTFlash Flood WarningILXMorgan, Sangamon4 hr
Jun 18, 12:49 AM CDTFlash Flood WarningILXSangamon4 hr
Jun 18, 1:14 AM CDTFlash Flood WarningLSXMacoupin, Montgomery12 hr
Jun 18, 1:42 AM CDTFlash Flood WarningILXCass, Morgan3 hr
Jun 18, 2:32 AM CDTFlash Flood Warning EmergencyILXMorgan, Sangamon20 hr
Jun 18, 2:46 AM CDTFlash Flood WarningILXClay, Crawford, Cumberland, Effingham, Jasper, Lawrence and 2 more12 hr
Jun 18, 2:51 AM CDTFlash Flood WarningLSXFayette, Montgomery6 hr
Jun 18, 4:31 AM CDTFlash Flood WarningLSXBond, Fayette6 hr
Jun 18, 5:01 AM CDTFlash Flood WarningLSXClinton, Marion6 hr
Jun 18, 7:25 PM CDTFlash Flood WarningILXSangamon12 hr
Jun 19, 3:32 AM CDTFlash Flood WarningLSXBond6 hr
Jun 19, 4:02 AM CDTFlash Flood WarningLSXFayette6 hr
Jun 19, 4:34 AM CDTFlash Flood WarningILXEffingham, Shelby9 hr
Jun 19, 4:36 AM CDTFlash Flood WarningPAHAlexander, Gallatin, Hardin, Johnson, Massac, Pope and 4 more3 hr
Jun 19, 7:16 AM CDTFlash Flood WarningILXSangamon7 hr
Jun 19, 9:16 AM CDTFlash Flood WarningILXScott12 hr
Jun 19, 9:17 PM CDTFlash Flood WarningILXScott12 hr
Jun 20, 8:55 AM CDTFlash Flood WarningDVNHancock, McDonough4 hr
Jun 20, 9:29 AM CDTFlash Flood WarningILXScott24 hr
Jun 20, 11:00 AM CDTFlash Flood WarningLOTLaSalle6 hr
Jun 21, 5:51 PM CDTFlash Flood WarningILXFulton, Peoria5 hr
Jun 21, 7:06 PM CDTFlash Flood WarningILXTazewell, Woodford6 hr
Jun 21, 7:40 PM CDTFlash Flood WarningPAHFranklin, Jackson, Jefferson, Perry110 min
Jun 21, 7:50 PM CDTFlash Flood WarningILXWoodford5 hr
Jun 21, 10:12 PM CDTFlash Flood WarningLSXRandolph, Saint Clair, Washington6 hr
Jun 25, 11:40 AM CDTFlash Flood WarningILXScott6 hr
Jun 25, 8:33 PM CDTFlash Flood WarningLSXAdams, Brown6 hr
Jun 25, 8:42 PM CDTFlash Flood WarningILXCass, Mason, Morgan, Schuyler, Scott6 hr
Jun 25, 9:21 PM CDTFlash Flood WarningILXChristian, Menard, Morgan, Sangamon6 hr
Jun 25, 11:07 PM CDTFlash Flood WarningILXClay, Cumberland, Effingham, Jasper, Shelby6 hr
Jun 25, 11:27 PM CDTFlash Flood WarningILXClark, Crawford, Cumberland, Jasper6 hr
Jun 25, 11:54 PM CDTFlash Flood WarningILXClay, Lawrence, Richland12 hr
Jun 26, 12:21 AM CDTFlash Flood WarningLSXBond, Calhoun, Clinton, Fayette, Jersey, Madison and 5 more6 hr
Jun 26, 2:11 AM CDTFlash Flood WarningLSXMonroe, Randolph4 hr
Jun 26, 9:29 AM CDTFlash Flood WarningPAHMassac106 min
Jun 26, 9:37 PM CDTFlash Flood WarningDVNHancock, Henderson, McDonough9 hr
Jun 26, 10:11 PM CDTFlash Flood WarningILXFulton, Schuyler12 hr
Jun 26, 10:11 PM CDTFlash Flood WarningLSXAdams, Brown11 hr
Jun 27, 2:15 AM CDTFlash Flood WarningILXCass, Mason, Morgan, Scott5 hr
Jun 27, 2:37 AM CDTFlash Flood WarningILXFulton, Knox5 hr
Jun 27, 2:49 AM CDTFlash Flood WarningILXClark, Coles, Edgar6 hr
Jun 27, 3:16 AM CDTFlash Flood WarningILXFulton, Logan, Mason, Menard, Sangamon, Tazewell6 hr
Jun 27, 4:24 AM CDTFlash Flood WarningILXColes, Douglas, Moultrie, Piatt6 hr
Jul 2, 11:15 PM CDTFlash Flood WarningILXEdgar5 hr
Jul 3, 12:05 AM CDTFlash Flood WarningILXColes, Cumberland, Shelby5 hr
Jul 3, 2:23 PM CDTFlash Flood WarningPAHJefferson, Wayne2 hr
Jul 4, 4:15 AM CDTFlash Flood WarningLSXRandolph6 hr
Jul 7, 5:41 PM CDTFlash Flood WarningLSXFayette, Marion6 hr
Jul 7, 6:29 PM CDTFlash Flood WarningLSXMonroe, Randolph, Saint Clair6 hr
Jul 7, 6:48 PM CDTFlash Flood WarningILXChristian4 hr
Jul 7, 7:14 PM CDTFlash Flood WarningLSXBond, Fayette, Macoupin, Madison, Montgomery6 hr
Jul 7, 7:51 PM CDTFlash Flood WarningLSXClinton, Madison, Monroe, Randolph, Saint Clair, Washington6 hr
Jul 7, 8:02 PM CDTFlash Flood WarningPAHWayne4 hr
Jul 7, 8:37 PM CDTFlash Flood WarningPAHPerry2 hr
Jul 7, 10:12 PM CDTFlash Flood WarningPAHEdwards, Wabash3 hr
Jul 7, 10:19 PM CDTFlash Flood WarningPAHHamilton101 min
Jul 12, 2:31 PM CDTFlash Flood WarningLSXMadison, Saint Clair3 hr
Jul 12, 4:06 PM CDTFlash Flood WarningLSXMarion3 hr
Jul 12, 4:21 PM CDTFlash Flood WarningILXClay6 hr
Jul 12, 5:45 PM CDTFlash Flood WarningILXLawrence, Richland5 hr
Jul 12, 6:28 PM CDTFlash Flood WarningILXCrawford, Jasper5 hr
Jul 12, 7:50 PM CDTFlash Flood WarningLSXRandolph3 hr
Jul 12, 8:34 PM CDTFlash Flood WarningPAHJackson, Williamson86 min
Jul 22, 9:02 AM CDTFlash Flood WarningLOTLake, McHenry2 hr
Jul 23, 12:36 AM CDTFlash Flood WarningLOTBoone, Cook, DeKalb, Kane, Lake, McHenry and 2 more6 hr
Jul 23, 1:19 AM CDTFlash Flood WarningLOTCook, DuPage6 hr
Jul 23, 2:37 AM CDTFlash Flood WarningLOTCook, DuPage, Kane, Kendall, Will5 hr
Jul 23, 6:30 AM CDTFlash Flood WarningLOTBoone, Cook, DeKalb, Kane, Lake, Lee and 3 more5 hr
Jul 23, 7:30 AM CDTFlash Flood WarningLOTCook, DuPage, Kane, Will4 hr
Jul 23, 11:43 PM CDTFlash Flood WarningLOTCook, DeKalb, DuPage, Grundy, Kane, Kendall and 2 more6 hr
Jul 24, 8:26 AM CDTFlash Flood WarningLOTCook, Kane, Kendall, Will106 min
Jul 24, 3:09 PM CDTFlash Flood WarningLSXRandolph5 hr
Jul 27, 10:16 AM CDTFlash Flood WarningLOTLake4 hr
Jul 27, 7:10 PM CDTFlash Flood WarningDVNJo Daviess9 hr
Jul 27, 8:40 PM CDTFlash Flood WarningDVNStephenson8 hr
Jul 27, 9:51 PM CDTFlash Flood WarningLOTWinnebago8 hr
Jul 27, 11:55 PM CDTFlash Flood WarningDVNCarroll4 hr
Jul 28, 7:13 PM CDTFlash Flood WarningDVNCarroll6 hr
Jul 29, 8:02 AM CDTFlash Flood WarningLOTIroquois5 hr
Jul 29, 7:32 PM CDTFlash Flood WarningILXColes, Cumberland6 hr
Jul 29, 9:17 PM CDTFlash Flood WarningILXClark, Crawford, Jasper6 hr
Jul 29, 11:17 PM CDTFlash Flood WarningLSXMarion4 hr
Aug 12, 5:24 PM CDTFlash Flood WarningDVNStephenson2 hr
Aug 18, 3:56 PM CDTFlash Flood WarningILXRichland2 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

56 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 23, 201112flash flood warnings
  2. June 18, 20119flash flood warnings
  3. June 26, 20119flash flood warnings
  4. April 24, 20118flash flood warnings
  5. April 25, 20118flash flood warnings
  6. April 26, 20118flash flood warnings
  7. June 27, 20118flash flood warnings
  8. April 27, 20117flash flood warnings
  9. May 2, 20117flash flood warnings
  10. June 14, 20117flash flood warnings
  11. June 19, 20117flash flood warnings
  12. April 20, 20116flash flood warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20102012

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.