Alert archive / Illinois

Weather alerts in Washington County, Illinois

2,720 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Washington County and its neighbors

Each county as a circle sized by its count since 1986. Tap one for its archive.

Alerts
2,720
Warnings
711
Watches
644
Advisories
502
Busiest year
2008161 alerts
Average year
66over 41 years on file

Over time

By year

Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.

By month of the year

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The latest warnings

The most recent on file, newest first.

IssuedProductOfficeLasted
Sep 3, 12:12 AM CDTExtreme Heat WarningLSX68 hr
Aug 9, 1:05 AM CDTExtreme Heat WarningLSX8 days
Jul 26, 12:40 AM CDTExtreme Heat WarningLSX66 hr
Jul 10, 9:30 PM CDTFlash Flood WarningLSX6 hr
Jul 10, 6:37 PM CDTSevere Thunderstorm WarningLSX38 min
Jul 4, 4:42 PM CDTSevere Thunderstorm WarningLSX63 min
Jul 3, 6:41 PM CDTSevere Thunderstorm WarningLSX35 min
Jun 27, 1:15 PM CDTExtreme Heat WarningLSX7 days
May 18, 2:54 PM CDTFlash Flood WarningLSX6 hr
May 4, 2:48 PM CDTSevere Thunderstorm WarningLSX42 min
Apr 27, 8:30 PM CDTSevere Thunderstorm Warning Considerable damage threatLSX37 min
Apr 27, 7:56 PM CDTSevere Thunderstorm WarningLSX64 min

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive

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.