Monday, June 23, 2025

Heat Advisory for McHenry Co., IL until 12:00 AM CDT 6/24

C: Mchenrycountywx | L: Woodstock | PL: McHenry County WX

WWUS73 KLOT 231928
NPWLOT

URGENT - WEATHER MESSAGE
National Weather Service Chicago IL
228 PM CDT Mon Jun 23 2025



/O.CON.KLOT.HT.Y.0001.000000T0000Z-250624T0500Z/
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-La
Salle-Kendall-Grundy-Northern Will-Southern Will-Eastern Will-
Lake IN-Porter-
Including the cities of Plainfield, Crystal Lake, Mokena, Oswego,
Merrillville, Buffalo Grove, Gary, Rochelle, Elgin, Mendota,
Beecher, Mundelein, Rockford, Algonquin, Byron, Sycamore, Aurora,
Channahon, McHenry, Gurnee, Yorkville, Joliet, Oregon,
Wilmington, Minooka, Morris, Waukegan, Streator, Coal City,
Hammond, Bolingbrook, Peotone, Valparaiso, Crete, Naperville,
Marseilles, DeKalb, Manhattan, Wheaton, Carol Stream, Plano,
Lombard, Ottawa, Belvidere, Portage, Woodstock, Downers Grove,
Chesterton, La Salle, and Dixon
228 PM CDT Mon Jun 23 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CDT TONIGHT...

* WHAT...Peak afternoon heat indices of 100 to 105 degrees expected

* WHERE...Portions of north central and northeast Illinois and
northwest Indiana.

* WHEN...Until midnight CDT tonight.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

&&


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