Alert archive / Illinois / Knox County

Weather alerts in Knox County, Illinois, 2025

118 weather alerts in 2025, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

Knox County and its neighbors

Each county as a circle sized by its count in 2025. Tap one for its archive.

Alerts
118
Warnings
22
Watches
19
Advisories
47
Busiest month
July21 alerts
Busiest day
June 3, 20255 alerts

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.

IssuedProductOfficeLasted
Jan 2, 2:26 PM CSTWinter Storm WatchILX36 hr
Jan 4, 2:49 AM CSTWinter Weather AdvisoryILX55 hr
Jan 18, 2:07 PM CSTCold Weather AdvisoryILX46 hr
Jan 20, 1:55 AM CSTCold Weather AdvisoryILX37 hr
Jan 21, 2:08 AM CSTCold Weather AdvisoryILX28 hr
Jan 21, 2:08 AM CSTExtreme Cold WarningILX13 hr
Jan 30, 8:10 PM CSTDense Fog AdvisoryILX14 hr
Jan 31, 3:28 AM CSTFlood WatchILX11 hr
Feb 4, 2:15 PM CSTWinter Weather AdvisoryILX37 hr
Feb 10, 1:38 PM CSTWinter Storm WatchILX14 hr
Feb 11, 3:18 AM CSTWinter Storm WarningILX33 hr
Feb 11, 3:18 AM CSTWinter Weather AdvisoryILX42 hr
Feb 16, 2:26 AM CSTCold Weather AdvisoryILX31 hr
Feb 17, 2:22 AM CSTCold Weather AdvisoryILX34 hr
Feb 18, 1:55 AM CSTCold Weather AdvisoryILX32 hr
Feb 19, 1:33 AM CSTCold Weather AdvisoryILX31 hr
Feb 28, 10:58 AM CSTRed Flag WarningILX7 hr
Feb 28, 2:03 PM CSTWind AdvisoryILX5 hr
Mar 4, 1:55 AM CSTWind AdvisoryILX46 hr
Mar 13, 2:36 AM CDTWind AdvisoryILX61 hr
Mar 13, 11:35 AM CDTFire Weather WatchILX15 hr
Mar 14, 2:20 AM CDTRed Flag WarningILX18 hr
Mar 14, 5:01 PM CDTMesoscale DiscussionSPC89 min
Mar 14, 8:02 PM CDTTornado WatchSPC7 hr
Mar 14, 8:06 PM CDTMesoscale DiscussionSPC114 min
Mar 14, 8:57 PM CDTSevere Thunderstorm Warning Considerable damage threatILX63 min
Mar 14, 9:21 PM CDTMesoscale DiscussionSPC84 min
Mar 17, 3:02 AM CDTRed Flag WarningILX17 hr
Mar 18, 1:36 PM CDTWind AdvisoryILX38 hr
Mar 19, 11:21 AM CDTMesoscale DiscussionSPC2 hr
Mar 19, 12:16 PM CDTTornado WatchSPC9 hr
Mar 19, 11:56 PM CDTWinter Weather AdvisoryILX7 hr
Mar 23, 2:23 PM CDTWind AdvisoryILX7 hr
Mar 28, 1:14 PM CDTWind AdvisoryILX6 hr
Apr 1, 2:42 PM CDTWind AdvisoryILX29 hr
Apr 2, 11:57 AM CDTSevere Thunderstorm WarningILX33 min
Apr 15, 2:32 AM CDTFrost AdvisoryILX29 hr
Apr 18, 2:53 PM CDTMesoscale DiscussionSPC3 hr
Apr 20, 2:20 PM CDTMesoscale DiscussionSPC115 min
Apr 20, 3:41 PM CDTTornado WatchSPC7 hr
Apr 20, 5:40 PM CDTMesoscale DiscussionSPC95 min
Apr 20, 7:46 PM CDTMesoscale DiscussionSPC89 min
Apr 20, 7:59 PM CDTSevere Thunderstorm WarningILX31 min
Apr 20, 8:28 PM CDTSevere Thunderstorm WarningILX32 min
Apr 22, 4:22 PM CDTSevere Thunderstorm WarningILX38 min
Apr 22, 4:54 PM CDTMesoscale DiscussionSPC96 min
May 15, 3:22 PM CDTMesoscale DiscussionSPC113 min
May 15, 5:15 PM CDTTornado WatchSPC4 hr
May 15, 5:35 PM CDTSevere Thunderstorm WarningILX40 min
May 16, 11:10 AM CDTWind AdvisoryILX10 hr
May 20, 1:42 PM CDTTornado WatchSPC6 hr
May 20, 2:30 PM CDTSevere Thunderstorm WarningILX45 min
Jun 3, 3:39 PM CDTMesoscale DiscussionSPC2 hr
Jun 3, 4:41 PM CDTSevere Thunderstorm WatchSPC6 hr
Jun 3, 6:14 PM CDTMesoscale DiscussionSPC91 min
Jun 3, 6:46 PM CDTSevere Thunderstorm WarningILX59 min
Jun 3, 6:56 PM CDTTornado WarningILX24 min
Jun 3, 7:24 PM CDTMesoscale DiscussionSPC96 min
Jun 5, 3:38 AM CDTDense Fog AdvisoryILX4 hr
Jun 18, 9:46 AM CDTTornado WatchSPC6 hr
Jun 20, 2:45 AM CDTHeat AdvisoryILX8 days
Jul 10, 10:29 PM CDTSevere Thunderstorm WarningILX40 min
Jul 11, 2:49 AM CDTFlood WatchILX22 hr
Jul 11, 12:18 PM CDTMesoscale DiscussionSPC87 min
Jul 14, 12:15 AM CDTDense Fog AdvisoryILX9 hr
Jul 19, 7:13 AM CDTMesoscale DiscussionSPC92 min
Jul 19, 9:24 AM CDTSpecial Weather StatementILX36 min
Jul 20, 1:45 AM CDTFlood WatchILX30 hr
Jul 21, 2:16 AM CDTExtreme Heat WatchILX36 hr
Jul 22, 2:06 AM CDTHeat AdvisoryILX17 hr
Jul 22, 2:10 PM CDTHeat AdvisoryILX5 days
Jul 25, 1:26 PM CDTFlood WatchILX24 hr
Jul 25, 6:39 PM CDTSpecial Weather StatementILX36 min
Jul 25, 6:47 PM CDTFlash Flood WarningILX3 hr
Jul 27, 1:40 PM CDTHeat AdvisoryILX30 hr
Jul 28, 5:19 AM CDTSpecial Weather StatementILX56 min
Jul 28, 5:32 AM CDTSevere Thunderstorm WarningILX28 min
Jul 28, 1:18 PM CDTHeat AdvisoryILX31 hr
Jul 29, 3:18 AM CDTMesoscale DiscussionSPC87 min
Jul 29, 3:55 AM CDTSpecial Weather StatementILX35 min
Jul 30, 2:58 AM CDTFlood WatchILX11 hr
Jul 30, 4:49 AM CDTMesoscale DiscussionSPC56 min
Aug 9, 2:54 PM CDTMesoscale DiscussionSPC96 min
Aug 15, 12:32 PM CDTHeat AdvisoryILX3 days
Aug 15, 5:52 PM CDTMesoscale DiscussionSPC83 min
Aug 15, 6:46 PM CDTSevere Thunderstorm WatchSPC2 hr
Aug 15, 7:22 PM CDTSpecial Weather StatementILX38 min
Aug 18, 3:51 PM CDTMesoscale DiscussionSPC84 min
Aug 18, 5:34 PM CDTMesoscale DiscussionSPC86 min
Aug 18, 5:56 PM CDTSevere Thunderstorm WarningILX49 min
Aug 18, 7:40 PM CDTSevere Thunderstorm WarningILX35 min
Aug 18, 8:14 PM CDTSevere Thunderstorm WarningILX31 min
Sep 21, 6:22 AM CDTDense Fog AdvisoryILX3 hr
Oct 22, 2:29 AM CDTFrost AdvisoryILX31 hr
Oct 22, 2:08 PM CDTFreeze WatchILX12 hr
Oct 23, 2:16 AM CDTFreeze WarningILX31 hr
Nov 2, 2:16 AM CSTDense Fog AdvisoryILX8 hr
Nov 23, 6:06 PM CSTDense Fog AdvisoryILX17 hr
Nov 25, 2:14 AM CSTWind AdvisoryILX40 hr
Nov 25, 5:29 AM CSTDense Fog AdvisoryILX5 hr
Nov 27, 2:40 AM CSTWinter Storm WatchILX34 hr
Nov 28, 2:06 AM CSTWinter Storm WarningILX43 hr
Nov 29, 10:42 AM CSTMesoscale DiscussionSPC5 hr
Nov 30, 1:07 PM CSTWinter Weather AdvisoryILX38 hr
Dec 6, 2:39 AM CSTWinter Weather AdvisoryILX27 hr
Dec 9, 1:49 PM CSTWind AdvisoryILX22 hr
Dec 11, 1:46 AM CSTWinter Weather AdvisoryILX27 hr
Dec 12, 1:05 PM CSTWinter Weather AdvisoryILX29 hr
Dec 12, 1:12 PM CSTCold Weather AdvisoryILX67 hr
Dec 13, 9:43 AM CSTMesoscale DiscussionSPC4 hr
Dec 18, 2:24 AM CSTWind AdvisoryILX22 hr
Dec 18, 9:48 AM CSTSpecial Weather StatementILX57 min
Dec 24, 12:25 PM CSTDense Fog AdvisoryILX23 hr
Dec 25, 6:41 PM CSTDense Fog AdvisoryILX9 hr
Dec 26, 11:35 PM CSTDense Fog AdvisoryILX12 hr
Dec 27, 2:10 PM CSTWind AdvisoryILX44 hr
Dec 27, 11:10 PM CSTDense Fog AdvisoryILX3 hr
Dec 28, 7:16 AM CSTMesoscale DiscussionSPC119 min

By product

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

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20242026

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.