Alert archive / Illinois / Special Marine Warnings / 2019

Special Marine Warnings in Illinois, May 2019

11 special marine warnings in May 2019. 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 May 2019. Tap one for its archive.

Special Marine Warnings
11
Busiest day
May 18, 20194 special marine warnings

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.

IssuedProductOfficeCountiesLasted
May 16, 11:53 PM CDTSpecial Marine WarningLOT97 min
May 17, 12:45 AM CDTSpecial Marine WarningLOT2 hr
May 18, 1:55 PM CDTSpecial Marine WarningLOT95 min
May 18, 2:49 PM CDTSpecial Marine WarningLOT41 min
May 18, 3:27 PM CDTSpecial Marine WarningLOT48 min
May 18, 4:11 PM CDTSpecial Marine WarningLOT45 min
May 19, 1:29 PM CDTSpecial Marine WarningLOT75 min
May 23, 2:27 AM CDTSpecial Marine WarningLOT93 min
May 27, 1:55 PM CDTSpecial Marine WarningLOT2 hr
May 27, 4:20 PM CDTSpecial Marine WarningLOT115 min
May 28, 3:24 PM CDTSpecial Marine WarningLOT81 min

Nearby

Alerts in force nowTornadoes on recordThe radar archive20182020

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.