Alert archive / Illinois / Special Marine Warnings

Special Marine Warnings in Illinois, 2024

67 special marine warnings in 2024. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of special marine warnings reaches back to 1986.

Special Marine Warnings by county

Each county as a circle sized by its count in 2024. Tap one for its archive.

Special Marine Warnings
67
Busiest month
May23 special marine warnings
Busiest day
May 7, 20246 special marine warnings

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.

IssuedProductOfficeCountiesLasted
Feb 8, 6:34 PM CSTSpecial Marine WarningLOT56 min
Feb 8, 7:48 PM CSTSpecial Marine WarningLOT27 min
Feb 27, 7:09 PM CSTSpecial Marine WarningLOT3 hr
Apr 2, 2:34 PM CDTSpecial Marine WarningLOT72 min
Apr 17, 8:04 AM CDTSpecial Marine WarningLOT86 min
Apr 17, 8:36 AM CDTSpecial Marine WarningLOT84 min
Apr 17, 8:46 AM CDTSpecial Marine WarningLOT74 min
Apr 26, 4:16 PM CDTSpecial Marine WarningLOT119 min
May 2, 2:46 PM CDTSpecial Marine WarningLOT59 min
May 2, 3:20 PM CDTSpecial Marine WarningLOT115 min
May 2, 9:49 PM CDTSpecial Marine WarningLOT86 min
May 4, 5:23 PM CDTSpecial Marine WarningLOT2 hr
May 4, 6:04 PM CDTSpecial Marine WarningLOT3 hr
May 7, 1:47 PM CDTSpecial Marine WarningLOT88 min
May 7, 2:19 PM CDTSpecial Marine WarningLOT68 min
May 7, 2:49 PM CDTSpecial Marine WarningLOT39 min
May 7, 3:54 PM CDTSpecial Marine WarningLOT81 min
May 7, 4:08 PM CDTSpecial Marine WarningLOT58 min
May 7, 4:15 PM CDTSpecial Marine WarningLOT33 min
May 7, 8:43 PM CDTSpecial Marine WarningLOT65 min
May 10, 11:13 PM CDTSpecial Marine WarningLOT92 min
May 11, 12:45 AM CDTSpecial Marine WarningLOT45 min
May 13, 2:31 PM CDTSpecial Marine WarningLOT97 min
May 20, 2:17 PM CDTSpecial Marine WarningLOT88 min
May 20, 2:56 PM CDTSpecial Marine WarningLOT79 min
May 24, 12:07 PM CDTSpecial Marine WarningLOT113 min
May 24, 1:53 PM CDTSpecial Marine WarningLOT41 min
May 26, 6:27 PM CDTSpecial Marine WarningLOT2 hr
May 26, 7:37 PM CDTSpecial Marine WarningLOT2 hr
May 26, 8:24 PM CDTSpecial Marine WarningLOT66 min
May 28, 3:00 PM CDTSpecial Marine WarningLOT75 min
Jun 4, 7:34 PM CDTSpecial Marine WarningLOT86 min
Jun 4, 8:04 PM CDTSpecial Marine WarningLOT56 min
Jun 4, 11:55 PM CDTSpecial Marine WarningLOT2 hr
Jun 5, 1:59 AM CDTSpecial Marine WarningLOT2 hr
Jun 16, 4:20 PM CDTSpecial Marine WarningLOT115 min
Jun 16, 6:03 PM CDTSpecial Marine WarningLOT57 min
Jun 17, 6:20 PM CDTSpecial Marine WarningLOT40 min
Jun 17, 6:49 PM CDTSpecial Marine WarningLOT25 min
Jun 22, 8:18 PM CDTSpecial Marine WarningLOT117 min
Jun 22, 10:59 PM CDTSpecial Marine WarningLOT106 min
Jun 25, 5:36 AM CDTSpecial Marine WarningLOT3 hr
Jul 9, 3:03 PM CDTSpecial Marine WarningLOT87 min
Jul 13, 4:57 PM CDTSpecial Marine WarningLOT86 min
Jul 13, 9:19 PM CDTSpecial Marine WarningLOT116 min
Jul 13, 10:03 PM CDTSpecial Marine WarningLOT117 min
Jul 13, 11:31 PM CDTSpecial Marine WarningLOT89 min
Jul 14, 9:32 PM CDTSpecial Marine WarningLOT3 hr
Jul 14, 9:36 PM CDTSpecial Marine WarningLOT3 hr
Jul 15, 7:36 PM CDTSpecial Marine WarningLOT39 min
Jul 15, 8:04 PM CDTSpecial Marine WarningLOT3 hr
Jul 23, 7:35 PM CDTSpecial Marine WarningLOT72 min
Aug 5, 5:22 AM CDTSpecial Marine WarningLOT53 min
Aug 5, 5:55 AM CDTSpecial Marine WarningLOT104 min
Aug 5, 7:00 AM CDTSpecial Marine WarningLOT90 min
Aug 6, 2:35 AM CDTSpecial Marine WarningLOT3 hr
Aug 6, 3:40 AM CDTSpecial Marine WarningLOT107 min
Aug 16, 7:02 PM CDTSpecial Marine WarningLOT88 min
Aug 16, 8:31 PM CDTSpecial Marine WarningLOT44 min
Aug 27, 5:45 PM CDTSpecial Marine WarningLOT2 hr
Aug 27, 7:04 PM CDTSpecial Marine WarningLOT71 min
Sep 7, 6:51 AM CDTSpecial Marine WarningLOT114 min
Sep 7, 8:37 AM CDTSpecial Marine WarningLOT113 min
Sep 7, 10:35 AM CDTSpecial Marine WarningLOT85 min
Oct 14, 12:53 PM CDTSpecial Marine WarningLOT112 min
Oct 14, 7:26 PM CDTSpecial Marine WarningLOT64 min
Oct 15, 2:11 AM CDTSpecial Marine WarningLOT81 min

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 7, 20246special marine warnings
  2. June 5, 20244special marine warnings
  3. April 17, 20243special marine warnings
  4. July 14, 20243special marine warnings
  5. August 5, 20243special marine warnings
  6. September 7, 20243special marine warnings
  7. February 9, 20242special marine warnings
  8. May 2, 20242special marine warnings
  9. May 4, 20242special marine warnings
  10. May 11, 20242special marine warnings
  11. May 20, 20242special marine warnings
  12. May 24, 20242special marine warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20232025

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.