Heat Advisory for McHenry Co., IL until 8:00 PM CDT 7/28

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

WWUS73 KLOT 281532
NPWLOT

URGENT - WEATHER MESSAGE
National Weather Service Chicago IL
1032 AM CDT Mon Jul 28 2025


/O.CON.KLOT.HT.Y.0003.250728T1700Z-250729T0100Z/
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-La
Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-Northern
Cook-Central Cook-Southern Cook-Northern Will-Southern Will-
Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
Including the cities of Portage, Orland Park, Oswego, Marseilles,
Fowler, Buffalo Grove, Gilman, Bolingbrook, Naperville, Lemont,
Dixon, Wheaton, Fairbury, Dwight, Gary, Ottawa, Kentland, Crystal
Lake, La Grange, Kankakee, Mokena, Park Forest, Plainfield,
Chesterton, Bourbonnais, Oak Forest, Manhattan, Woodstock,
Chicago, Joliet, Lombard, Crete, McHenry, Evanston, Minooka,
Streator, Carol Stream, Des Plaines, Oak Lawn, Gibson City,
Algonquin, Northbrook, Pontiac, Wilmington, Morris, DeKalb,
Gurnee, Peotone, Calumet City, Oregon, La Salle, Yorkville,
Waukegan, Rochelle, Palatine, Rensselaer, Elgin, Rockford, Plano,
Aurora, Cicero, Downers Grove, Oxford, Mundelein, Hammond,
Schaumburg, Roselawn, Byron, Mendota, Channahon, Sycamore,
DeMotte, Beecher, Watseka, Paxton, Merrillville, Bradley, Oak
Park, Belvidere, Valparaiso, Morocco, and Coal City
1032 AM CDT Mon Jul 28 2025 /1132 AM EDT Mon Jul 28 2025/

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /9 PM EDT/ THIS
EVENING...

* WHAT...Heat index values up to 105 to 109 expected.

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

* WHEN...Until 8 PM CDT /9 PM EDT/ this evening.

* 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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