Alert archive / Illinois / Flood Watches

Flood Watches in Illinois, 2009

13 flood watches in 2009. 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 flood watches reaches back to 2005.

Flood Watches by county

Each county as a circle sized by its count in 2009. Tap one for its archive.

Flood Watches
13
Busiest month
December5 flood watches
Busiest day
December 22, 20093 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
Feb 10, 4:00 AM CSTFlood WatchLOTDuPage, Ford, Grundy, Iroquois, Kane, Kankakee and 4 more41 hr
Feb 10, 10:33 AM CSTFlood WatchILXCass, Champaign, Christian, Clark, Clay, Coles and 29 more29 hr
May 13, 2:44 PM CDTFlood WatchILXChampaign, Christian, Clark, Clay, Coles, Crawford and 16 more14 hr
Oct 7, 3:35 PM CDTFlood WatchPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more45 hr
Oct 29, 3:13 PM CDTFlood WatchLOTDuPage, Ford, Grundy, Iroquois, Kankakee, Kendall and 2 more24 hr
Nov 15, 2:02 PM CSTFlood WatchLSXAdams, Brown, Calhoun, Greene, Jersey, Macoupin and 5 more37 hr
Nov 15, 2:25 PM CSTFlood WatchILXCass, Fulton, Logan, Mason, Menard, Morgan and 3 more45 hr
Nov 16, 4:01 AM CSTFlood WatchDVNHancock, Henderson, McDonough, Warren33 hr
Dec 22, 3:10 PM CSTFlood WatchILXCass, Champaign, Christian, Clark, Clay, Coles and 29 more67 hr
Dec 22, 3:39 PM CSTFlood WatchLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more61 hr
Dec 22, 3:47 PM CSTFlood WatchDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more62 hr
Dec 23, 3:45 AM CSTFlood WatchLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more55 hr
Dec 23, 8:45 PM CSTFlood WatchPAHAlexander, Edwards, Franklin, Hamilton, Jackson, Jefferson and 9 more27 hr

By county

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

60 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20082010

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.