Alert archive / Illinois / McHenry County

Special Weather Statements in McHenry County, Illinois

191 special weather statements since 1986. An alert counts here when it covered this county. The archive of special weather statements reaches back to 2006.

McHenry County and its neighbors

Each county as a circle sized by its count since 1986. Tap one for its archive.

Special Weather Statements: 191
Busiest year: 201724 special weather statements
Average year: 11over 17 years on file

Over time

By year

Only statements with a storm outline are archived, which offices began using widely after 2006.

The latest special weather statements

The most recent on file, newest first.

Issued	Product	Office	Lasted
Sep 20, 4:18 PM CDT	Special Weather Statement	LOT	57 min
Aug 18, 2:12 PM CDT	Special Weather Statement	LOT	33 min
Aug 17, 1:46 AM CDT	Special Weather Statement	LOT	29 min
Aug 9, 4:49 PM CDT	Special Weather Statement	LOT	26 min
Jul 11, 6:50 PM CDT	Special Weather Statement	LOT	25 min
Jun 29, 10:14 PM CDT	Special Weather Statement	LOT	46 min
Jun 29, 8:59 PM CDT	Special Weather Statement	LOT	61 min
Jun 29, 7:51 PM CDT	Special Weather Statement	LOT	69 min
Jun 26, 7:02 PM CDT	Special Weather Statement	LOT	43 min
Jun 18, 5:39 PM CDT	Special Weather Statement	LOT	51 min
Jun 18, 4:56 PM CDT	Special Weather Statement	LOT	34 min
Jun 3, 9:19 PM CDT	Special Weather Statement	LOT	26 min

Nearby

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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.