C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX
WWUS83 KLOT 211147
SPSLOT
Special Weather Statement
National Weather Service Chicago/Romeoville IL
647 AM CDT Thu Aug 21 2025
Winnebago-Boone-McHenry-Ogle-Lee-De Kalb-
Including the cities of Rockford, Belvidere, Crystal Lake,
Algonquin, McHenry, Woodstock, Rochelle, Oregon, Byron, Dixon,
DeKalb, and Sycamore
647 AM CDT Thu Aug 21 2025
...LOCALLY DENSE FOG THIS MORNING...
Areas of fog are developing across portions of northwest Illinois
this morning some of which is locally dense with visibilities of a
quarter mile or less. Commuters should be prepared for sharp
changes in visibility, allow for extra travel time, and use low
beams.
Fog is expected to erode after 9 AM CDT this morning.
https://wxn.io/0ngjh
John Jensen K9WXX of McHenry County Weather is an avid and passionate weather geek who post watches, warnings and advisories on our blog and Facebook
Established: 2013
Coverage Area:
McHenry County, IL
