Alert archive / Illinois / Will County / 2026

Weather alerts in Will County, Illinois, August 2026

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

Alerts
50
Warnings
18
Watches
10
Advisories
15
Busiest day
August 1, 202611 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
Aug 1, 4:55 AM CDTAreal Flood AdvisoryLOT6 hr
Aug 1, 6:09 AM CDTAreal Flood AdvisoryLOT5 hr
Aug 1, 6:25 AM CDTFlash Flood WarningLOT3 hr
Aug 1, 8:13 AM CDTRiver Flood WarningLOT6 hr
Aug 1, 8:13 AM CDTRiver Flood WarningLOT20 hr
Aug 1, 9:09 AM CDTAreal Flood WarningLOT6 hr
Aug 1, 10:22 AM CDTFlood WatchLOT11 hr
Aug 1, 2:16 PM CDTAreal Flood AdvisoryLOT5 hr
Aug 1, 2:49 PM CDTAreal Flood AdvisoryLOT4 hr
Aug 1, 4:01 PM CDTAreal Flood AdvisoryLOT3 hr
Aug 1, 5:44 PM CDTAreal Flood WarningLOT6 hr
Aug 1, 7:00 PM CDTAreal Flood AdvisoryLOT6 hr
Aug 1, 10:56 PM CDTRiver Flood WarningLOT13 hr
Aug 1, 11:37 PM CDTAreal Flood WarningLOT11 hr
Aug 7, 2:46 AM CDTDense Fog AdvisoryLOT6 hr
Aug 9, 1:36 PM CDTSevere Thunderstorm WarningLOT54 min
Aug 9, 2:10 PM CDTAreal Flood AdvisoryLOT3 hr
Aug 9, 2:51 PM CDTSevere Thunderstorm WarningLOT24 min
Aug 9, 3:14 PM CDTSevere Thunderstorm WarningLOT76 min
Aug 9, 5:03 PM CDTFlood WatchLOT10 hr
Aug 9, 8:14 PM CDTMesoscale DiscussionSPC2 hr
Aug 9, 8:43 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 9, 10:53 PM CDTMesoscale DiscussionSPC2 hr
Aug 10, 12:47 PM CDTMesoscale DiscussionSPC2 hr
Aug 10, 5:15 PM CDTMesoscale DiscussionSPC2 hr
Aug 10, 6:21 PM CDTSevere Thunderstorm WatchSPC7 hr
Aug 11, 7:22 AM CDTSevere Thunderstorm WatchSPC6 hr
Aug 11, 9:00 AM CDTMesoscale DiscussionSPC2 hr
Aug 11, 10:10 AM CDTTornado WarningLOT50 min
Aug 11, 10:17 AM CDTSevere Thunderstorm Warning Destructive damage threatLOT58 min
Aug 11, 10:20 AM CDTSevere Thunderstorm Warning Considerable damage threatLOT55 min
Aug 11, 10:27 AM CDTTornado WarningLOT37 min
Aug 11, 10:36 AM CDTAreal Flood AdvisoryLOT3 hr
Aug 11, 10:36 AM CDTTornado WarningLOT28 min
Aug 11, 10:49 AM CDTSevere Thunderstorm Warning Destructive damage threatLOT56 min
Aug 11, 8:04 PM CDTMesoscale DiscussionSPC2 hr
Aug 12, 6:41 AM CDTSevere Thunderstorm WatchSPC6 hr
Aug 12, 9:04 AM CDTMesoscale DiscussionSPC116 min
Aug 12, 9:26 AM CDTSevere Thunderstorm WarningLOT64 min
Aug 12, 9:29 AM CDTAreal Flood AdvisoryLOT3 hr
Aug 12, 9:37 AM CDTFlash Flood WarningLOT3 hr
Aug 12, 12:17 PM CDTAreal Flood AdvisoryLOT118 min
Aug 13, 2:08 AM CDTFlood WatchLOT32 hr
Aug 13, 2:42 AM CDTDense Fog AdvisoryLOT6 hr
Aug 14, 12:01 PM CDTFlood WatchLOT22 hr
Aug 15, 9:12 AM CDTAreal Flood AdvisoryLOT3 hr
Aug 15, 6:39 PM CDTFlood WatchLOT13 hr
Aug 21, 2:57 PM CDTSevere Thunderstorm WatchSPC9 hr
Aug 31, 12:24 PM CDTHeat AdvisoryLOT33 hr
Aug 31, 12:24 PM CDTHeat AdvisoryLOT3 days

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. Rebuilt daily.