Alert archive / Illinois / River Flood Watches

River Flood Watches in Illinois, 2024

72 river flood watches in 2024. 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 river flood watches reaches back to 2005.

River Flood Watches by county

Each county as a circle sized by its count in 2024. Tap one for its archive.

River Flood Watches
72
Busiest month
April21 river flood watches
Busiest day
April 2, 202417 river flood watches

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
Jan 16, 1:05 PM CSTRiver Flood WatchLOTCook71 hr
Jan 21, 10:14 AM CSTRiver Flood WatchLOTKankakee3 days
Jan 30, 10:52 AM CSTRiver Flood WatchDVNHenry, Rock Island24 hr
Jan 30, 10:52 AM CSTRiver Flood WatchDVNWhiteside47 hr
Apr 1, 1:24 PM CDTRiver Flood WatchLOTLaSalle3 hr
Apr 1, 8:59 PM CDTRiver Flood WatchDVNHancock, McDonough37 hr
Apr 1, 8:59 PM CDTRiver Flood WatchDVNHenry36 hr
Apr 1, 8:59 PM CDTRiver Flood WatchDVNHenry, Rock Island, Whiteside7 days
Apr 1, 9:11 PM CDTRiver Flood WatchLOTGrundy, LaSalle25 hr
Apr 1, 9:56 PM CDTRiver Flood WatchMKXLake8 hr
Apr 2, 8:59 AM CDTRiver Flood WatchLOTIroquois27 hr
Apr 2, 9:32 AM CDTRiver Flood WatchLOTLake21 days
Apr 2, 9:32 AM CDTRiver Flood WatchLOTLake21 days
Apr 2, 9:32 AM CDTRiver Flood WatchLOTCook27 hr
Apr 2, 9:43 AM CDTRiver Flood WatchMKXWinnebago11 hr
Apr 2, 9:56 AM CDTRiver Flood WatchLOTWinnebago26 hr
Apr 2, 10:01 AM CDTRiver Flood WatchLOTWinnebago27 hr
Apr 2, 10:09 AM CDTRiver Flood WatchLOTWinnebago24 hr
Apr 2, 10:09 AM CDTRiver Flood WatchLOTWinnebago25 hr
Apr 2, 10:09 AM CDTRiver Flood WatchLOTOgle, Winnebago25 hr
Apr 2, 11:10 AM CDTRiver Flood WatchDVNWhiteside57 hr
Apr 2, 11:13 AM CDTRiver Flood WatchDVNHenry, Rock Island21 days
Apr 2, 9:14 PM CDTRiver Flood WatchDVNStephenson58 hr
Apr 3, 9:54 AM CDTRiver Flood WatchMKXWinnebago53 hr
Apr 18, 9:59 AM CDTRiver Flood WatchDVNHenry, Rock Island, Whiteside24 hr
May 8, 1:39 PM CDTRiver Flood WatchMKXLake9 hr
May 13, 10:34 AM CDTRiver Flood WatchDVNHancock, Henderson6 days
May 13, 10:36 AM CDTRiver Flood WatchDVNHenderson6 days
May 23, 11:09 AM CDTRiver Flood WatchDVNHenderson57 hr
May 23, 11:09 AM CDTRiver Flood WatchDVNHancock, Henderson57 hr
May 23, 11:09 AM CDTRiver Flood WatchDVNHancock72 hr
May 23, 9:16 PM CDTRiver Flood WatchDVNHenderson, Mercer47 hr
May 26, 11:11 AM CDTRiver Flood WatchDVNMercer48 hr
Jun 3, 9:49 PM CDTRiver Flood WatchMKXWinnebago7 hr
Jun 5, 2:44 AM CDTRiver Flood WatchMKXLake4 days
Jun 5, 9:36 AM CDTRiver Flood WatchLOTCook5 hr
Jun 21, 9:39 PM CDTRiver Flood WatchDVNJo Daviess14 hr
Jun 21, 9:39 PM CDTRiver Flood WatchDVNRock Island21 days
Jun 21, 9:39 PM CDTRiver Flood WatchDVNHenderson24 hr
Jun 21, 9:39 PM CDTRiver Flood WatchDVNHancock, Henderson21 days
Jun 21, 9:39 PM CDTRiver Flood WatchDVNMercer21 days
Jun 21, 9:39 PM CDTRiver Flood WatchDVNRock Island, Whiteside21 days
Jun 21, 9:39 PM CDTRiver Flood WatchDVNHenderson, Mercer21 days
Jun 21, 9:39 PM CDTRiver Flood WatchDVNMercer, Rock Island21 days
Jun 21, 9:39 PM CDTRiver Flood WatchDVNJo Daviess21 days
Jun 22, 9:22 AM CDTRiver Flood WatchMKXWinnebago26 hr
Jun 22, 10:09 AM CDTRiver Flood WatchDVNHenry, Rock Island, Whiteside27 hr
Jun 22, 11:22 AM CDTRiver Flood WatchDVNCarroll, Whiteside21 days
Jun 22, 11:22 AM CDTRiver Flood WatchDVNRock Island21 days
Jun 22, 11:22 AM CDTRiver Flood WatchDVNRock Island21 days
Jun 22, 11:22 AM CDTRiver Flood WatchDVNCarroll, Jo Daviess21 days
Jun 22, 11:22 AM CDTRiver Flood WatchDVNHancock21 days
Jun 23, 9:20 AM CDTRiver Flood WatchLOTWinnebago26 hr
Jun 25, 9:19 PM CDTRiver Flood WatchDVNHancock21 days
Jul 9, 2:40 PM CDTRiver Flood WatchLOTIroquois29 hr
Jul 9, 2:40 PM CDTRiver Flood WatchLOTCook4 days
Jul 9, 10:13 PM CDTRiver Flood WatchLOTIroquois5 days
Jul 9, 10:24 PM CDTRiver Flood WatchLOTCook27 hr
Jul 14, 2:20 PM CDTRiver Flood WatchDVNHenry, Rock Island6 hr
Jul 15, 11:04 AM CDTRiver Flood WatchLOTWinnebago34 hr
Jul 15, 11:11 AM CDTRiver Flood WatchLOTBoone, Winnebago44 hr
Jul 15, 11:26 AM CDTRiver Flood WatchLOTLee, Ogle68 hr
Jul 15, 12:26 PM CDTRiver Flood WatchLOTLaSalle4 days
Jul 15, 12:26 PM CDTRiver Flood WatchLOTKane, Lake, McHenry4 days
Jul 15, 1:03 PM CDTRiver Flood WatchLOTCook, Lake17 hr
Jul 15, 1:03 PM CDTRiver Flood WatchLOTCook17 hr
Jul 15, 1:03 PM CDTRiver Flood WatchLOTLake48 hr
Jul 15, 1:03 PM CDTRiver Flood WatchLOTLake4 days
Jul 15, 1:03 PM CDTRiver Flood WatchLOTCook36 hr
Jul 15, 10:15 PM CDTRiver Flood WatchMKXLake18 hr
Jul 16, 7:03 AM CDTRiver Flood WatchLOTBureau, LaSalle, Putnam14 hr
Jul 20, 11:38 AM CDTRiver Flood WatchDVNStephenson9 hr

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 2, 202417river flood watches
  2. June 22, 202416river flood watches
  3. July 15, 202410river flood watches
  4. May 23, 20243river flood watches
  5. January 30, 20242river flood watches
  6. April 3, 20242river flood watches
  7. May 13, 20242river flood watches
  8. June 5, 20242river flood watches
  9. July 9, 20242river flood watches
  10. July 10, 20242river flood watches
  11. July 16, 20242river flood watches
  12. January 16, 20241river flood watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive20232025

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. Warning verification from the Mesonet's Cow. Rebuilt daily.