WWUS73 KLOT 211944
NPWLOT
URGENT - WEATHER MESSAGE
National Weather Service Chicago IL
244 PM CDT Mon Aug 21 2023
/O.CON.KLOT.EH.A.0001.230823T1600Z-230825T0100Z/
McHenry-Lake IL-DuPage-Northern Cook-Central Cook-Southern Cook-
Lake IN-Porter-Jasper-
Including the cities of Crystal Lake, Algonquin, McHenry,
Woodstock, Waukegan, Buffalo Grove, Mundelein, Gurnee,
Naperville, Wheaton, Downers Grove, Lombard, Carol Stream,
Evanston, Des Plaines, Schaumburg, Palatine, Northbrook, Chicago,
Cicero, Oak Lawn, Oak Park, La Grange, Calumet City, Oak Forest,
Lemont, Orland Park, Park Forest, Gary, Hammond, Merrillville,
Portage, Valparaiso, Chesterton, Rensselaer, and DeMotte
244 PM CDT Mon Aug 21 2023
...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH THURSDAY EVENING...
* WHAT...Dangerously hot and humid conditions with heat index
values 110 to 115 degrees possible.
* WHERE...In Illinois, McHenry, Lake IL, DuPage, Northern Cook,
Central Cook and Southern Cook Counties. In Indiana, Lake IN,
Porter and Jasper Counties.
* WHEN...From Wednesday morning through Thursday evening.
* IMPACTS...Extreme heat and humidity will significantly
increase the potential for heat related illnesses,
particularly for those working or participating in outdoor
activities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Monitor the latest forecasts and warnings for updates on this
situation. Be prepared to drink plenty of fluids, stay in an air-
conditioned room, stay out of the sun, and check up on relatives
and neighbors.
Young children and pets should never be left unattended in
vehicles under any circumstances. This is especially true during
warm or hot weather when car interiors can reach lethal
temperatures in a matter of minutes.
&&
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