Alert archive / Illinois / Special Marine Warnings

Special Marine Warnings in Illinois, 2017

51 special marine warnings in 2017. 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 2017. Tap one for its archive.

Special Marine Warnings
51
Busiest month
July20 special marine warnings
Busiest day
July 12, 20177 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 28, 5:53 PM CSTSpecial Marine WarningLOT2 hr
Feb 28, 8:24 PM CSTSpecial Marine WarningLOT96 min
Feb 28, 10:56 PM CSTSpecial Marine WarningLOT64 min
Mar 7, 12:25 AM CSTSpecial Marine WarningLOT2 hr
Mar 7, 12:45 AM CSTSpecial Marine WarningLOT90 min
Mar 7, 7:26 PM CSTSpecial Marine WarningLOT94 min
Apr 10, 5:07 AM CDTSpecial Marine WarningLOT83 min
Apr 10, 1:12 PM CDTSpecial Marine WarningLOT93 min
Apr 10, 4:24 PM CDTSpecial Marine WarningLOT2 hr
Apr 15, 11:46 PM CDTSpecial Marine WarningLOT89 min
Apr 20, 1:55 AM CDTSpecial Marine WarningLOT2 hr
May 15, 10:21 PM CDTSpecial Marine WarningLOT114 min
May 17, 11:06 PM CDTSpecial Marine WarningLOT114 min
May 18, 12:42 AM CDTSpecial Marine WarningLOT93 min
May 26, 6:47 PM CDTSpecial Marine WarningLOT58 min
Jun 12, 8:05 PM CDTSpecial Marine WarningLOT115 min
Jun 14, 1:14 PM CDTSpecial Marine WarningLOT61 min
Jun 14, 2:38 PM CDTSpecial Marine WarningLOT82 min
Jun 14, 3:55 PM CDTSpecial Marine WarningLOT95 min
Jun 14, 5:28 PM CDTSpecial Marine WarningLOT92 min
Jun 17, 4:40 PM CDTSpecial Marine WarningLOT65 min
Jun 17, 8:30 PM CDTSpecial Marine WarningLOT90 min
Jun 19, 3:28 PM CDTSpecial Marine WarningLOT47 min
Jun 23, 3:42 AM CDTSpecial Marine WarningLOT93 min
Jun 28, 8:07 PM CDTSpecial Marine WarningLOT3 hr
Jun 28, 11:58 PM CDTSpecial Marine WarningLOT92 min
Jul 2, 5:01 PM CDTSpecial Marine WarningLOT59 min
Jul 7, 12:45 AM CDTSpecial Marine WarningLOT90 min
Jul 7, 6:36 AM CDTSpecial Marine WarningLOT39 min
Jul 7, 8:14 AM CDTSpecial Marine WarningLOT46 min
Jul 7, 8:56 AM CDTSpecial Marine WarningLOT49 min
Jul 10, 7:48 AM CDTSpecial Marine WarningLOT87 min
Jul 11, 10:32 PM CDTSpecial Marine WarningLOT88 min
Jul 12, 1:21 AM CDTSpecial Marine WarningLOT84 min
Jul 12, 1:53 AM CDTSpecial Marine WarningLOT67 min
Jul 12, 3:21 AM CDTSpecial Marine WarningLOT84 min
Jul 12, 4:38 AM CDTSpecial Marine WarningLOT97 min
Jul 12, 7:23 AM CDTSpecial Marine WarningLOT97 min
Jul 12, 8:59 AM CDTSpecial Marine WarningLOT2 hr
Jul 16, 3:13 AM CDTSpecial Marine WarningLOT92 min
Jul 19, 8:05 PM CDTSpecial Marine WarningLOT25 min
Jul 19, 8:24 PM CDTSpecial Marine WarningLOT2 hr
Jul 19, 10:26 PM CDTSpecial Marine WarningLOT64 min
Jul 21, 5:06 PM CDTSpecial Marine WarningLOT84 min
Jul 21, 8:21 PM CDTSpecial Marine WarningLOT54 min
Jul 23, 3:58 PM CDTSpecial Marine WarningLOT62 min
Aug 3, 5:16 PM CDTSpecial Marine WarningLOT89 min
Aug 10, 4:20 PM CDTSpecial Marine WarningLOT115 min
Aug 24, 12:43 PM CDTSpecial Marine WarningLOT92 min
Oct 7, 3:41 PM CDTSpecial Marine WarningLOT64 min
Oct 14, 8:00 PM CDTSpecial Marine WarningLOT2 hr

The busiest days

Days with the most alerts issued, by UTC date.

  1. July 12, 20177special marine warnings
  2. June 14, 20174special marine warnings
  3. July 7, 20174special marine warnings
  4. April 10, 20173special marine warnings
  5. July 20, 20173special marine warnings
  6. March 1, 20172special marine warnings
  7. March 7, 20172special marine warnings
  8. May 18, 20172special marine warnings
  9. June 29, 20172special marine warnings
  10. February 28, 20171special marine warnings
  11. March 8, 20171special marine warnings
  12. April 16, 20171special marine warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20162018

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.