Alert archive / Illinois

Weather alerts in Jersey County, Illinois

2,829 weather alerts since 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Jersey County and its neighbors

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

Alerts
2,829
Warnings
881
Watches
616
Advisories
498
Busiest year
2008196 alerts
Average year
69over 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
Jul 26, 12:40 AM CDTExtreme Heat WarningLSX66 hr
Jul 10, 8:40 PM CDTSevere Thunderstorm WarningLSX50 min
Jul 10, 8:21 PM CDTSevere Thunderstorm WarningLSX39 min
Jun 27, 1:15 PM CDTExtreme Heat WarningLSX7 days
Jun 24, 5:45 PM CDTSevere Thunderstorm WarningLSX45 min
Jun 14, 11:15 AM CDTRiver Flood WarningLSX21 days
Jun 8, 10:32 AM CDTFlash Flood WarningLSX3 hr
Jun 1, 4:37 AM CDTFlash Flood WarningLSX5 hr
May 18, 7:21 AM CDTSevere Thunderstorm WarningLSX39 min
May 3, 10:38 PM CDTSevere Thunderstorm WarningLSX45 min
May 3, 10:15 PM CDTSevere Thunderstorm WarningLSX30 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.