Alert archive / Illinois / Lee County / 2026

Weather alerts in Lee County, Illinois, April 2026

26 weather alerts in April 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Alerts
26
Warnings
9
Watches
9
Advisories
4
Busiest day
April 2, 20267 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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.

IssuedProductOfficeLasted
Apr 2, 1:32 AM CDTWind AdvisoryLOT17 hr
Apr 2, 12:28 PM CDTMesoscale DiscussionSPC3 hr
Apr 2, 1:43 PM CDTTornado WatchSPC8 hr
Apr 2, 6:01 PM CDTSevere Thunderstorm WarningLOT44 min
Apr 2, 6:13 PM CDTTornado WarningLOT17 min
Apr 2, 6:24 PM CDTSevere Thunderstorm Warning Considerable damage threatLOT36 min
Apr 2, 6:42 PM CDTSevere Thunderstorm Warning Considerable damage threatLOT18 min
Apr 3, 3:56 PM CDTFlood WatchLOT18 hr
Apr 13, 11:03 AM CDTMesoscale DiscussionSPC87 min
Apr 14, 2:33 PM CDTTornado WatchSPC9 hr
Apr 14, 7:11 PM CDTFlood WatchLOT30 hr
Apr 15, 7:55 PM CDTSevere Thunderstorm WatchSPC4 hr
Apr 15, 9:26 PM CDTMesoscale DiscussionSPC94 min
Apr 17, 11:48 AM CDTFlood WatchLOT15 hr
Apr 17, 12:40 PM CDTTornado WatchSPC9 hr
Apr 17, 6:25 PM CDTMesoscale DiscussionSPC2 hr
Apr 17, 6:55 PM CDTSevere Thunderstorm WarningLOT80 min
Apr 17, 7:31 PM CDTAreal Flood AdvisoryLOT3 hr
Apr 17, 7:58 PM CDTSevere Thunderstorm Warning Considerable damage threatLOT77 min
Apr 17, 8:07 PM CDTTornado WarningLOT38 min
Apr 18, 1:29 PM CDTFrost AdvisoryLOT20 hr
Apr 18, 1:29 PM CDTFreeze WatchLOT12 hr
Apr 18, 1:45 PM CDTRiver Flood WatchLOT32 hr
Apr 19, 1:52 AM CDTFreeze WarningLOT30 hr
Apr 19, 10:02 PM CDTRiver Flood WarningLOT20 hr
Apr 27, 11:18 AM CDTWind AdvisoryLOT5 hr

By product

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

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive2025

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.