Tornado Watch Monday Evening, Heat Advisory Tuesday with Heat Index Values of 102 to 108 Forecast

The weather forecast for Monday and Tuesday includes a Tornado Watch Monday, and a Heat Advisory on Tuesday.

A Tornado Watch is in effect from 2:40 PM CDT until 10:00 PM CDT on August 9, 2021.

Weather Radar) shows a storm that developed quickly in the Rockford area and a Severe Thunderstorm Warning was activated at 3:42 p.m. CDT with the severe thunderstorm over Cherry Valley and Belvidere. The storm was only moving at 20 MPH. A developed line of storms should reach Arlington Heights and nearby communities around 5:00 p.m. to 6:00 p.m. CDT.

Next on Tuesday, a Heat Advisory is in effect from August 10, 2021 at 12:00 PM CDT until August 10, 2021 at 07:00 PM CDT. Heat index values of 102 to 108 are expected, with the highest south and west of the Chicago urban corridor. Arlington Heights and nearby communities will probably hit a Heat Index of 102F around 3:00 PM to 4:00 PM CDT.

The Heat Advisory covers North central Illinois, northeast Illinois, and northwest Indiana.

Hot temperatures and high humidity may cause heat illnesses to occur.

Heat Tips

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.

Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location.

Heat stroke is an emergency! Call 9 1 1.

 O’HARE FORECAST … 

This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South southwest wind around 15 mph, with gusts as high as 20 mph.

Tonight: Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 73. South southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Heat index values as high as 102. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Tuesday Night: Showers and thunderstorms likely, mainly after 2am. Mostly cloudy, with a low around 76. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Wednesday: Showers and thunderstorms likely, mainly before 8am. Partly sunny, with a high near 90. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly clear, with a low around 75.

Thursday: A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 91. Chance of precipitation is 30%.

Thursday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.

Friday: Sunny, with a high near 82.

Friday Night: Mostly clear, with a low around 64.

Saturday: Sunny, with a high near 83.

Saturday Night: Mostly clear, with a low around 65.

Sunday: Sunny, with a high near 82.

Sunday Night: Mostly clear, with a low around 65.

Monday: Mostly sunny, with a high near 83.

 LAKE TEMPS … 

SOUTHERN LAKE MICHIGAN WATER TEMPERATURES
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
907 AM CDT Mon Aug 9 2021

LAKE MICHIGAN WATER TEMPERATURES…

CHICAGO SHORE……….76.

CHICAGO CRIB……….74.

WILMETTE BUOY……….73.

WAUKEGAN BUOY……….71.

WINTHROP HARBOR BUOY……….65.

MICHIGAN CITY……….68.

MICHIGAN CITY BUOY……….M.

SOUTH MID LAKE BUOY……….72.

NORTH MID LAKE BUOY……….69.

&&

M IS FOR MISSING DATA THAT IS NORMALLY AVAILABLE.

THE MICHIGAN CITY WATER TEMPERATURE SENSOR IS LOCATED AT A WATER
INTAKE ONE MILE OFFSHORE AND 60 FEET BELOW WATER SURFACE. IT IS READ
EVERY DAY OF THE YEAR.

august.chicagoweatherstation.com

Arlingtoncardinal.com/radar

Chicago Weather Forecast for your MAC/PC/TABLET includes surrounding suburbs.

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Counties and sample communities in the Heat Advisory zone …

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 Rockford, Belvidere, Crystal Lake,
Algonquin, McHenry, Woodstock, Waukegan, Buffalo Grove,
Mundelein, Gurnee, Rochelle, Oregon, Byron, Dixon, DeKalb,
Sycamore, Aurora, Elgin, Naperville, Wheaton, Downers Grove,
Lombard, Carol Stream, Ottawa, Streator, La Salle, Mendota,
Marseilles, Oswego, Yorkville, Plano, Morris, Coal City, Minooka,
Kankakee, Bourbonnais, Bradley, Pontiac, Dwight, Fairbury,
Watseka, Gilman, Paxton, Gibson City, Evanston, Des Plaines,
Schaumburg, Palatine, Northbrook, Chicago, Cicero, Oak Lawn,
Oak Park, La Grange, Calumet City, Oak Forest, Lemont,
Orland Park, Park Forest, Joliet, Bolingbrook, Plainfield,
Mokena, Channahon, Manhattan, Wilmington, Crete, Peotone,
Beecher, Gary, Hammond, Merrillville, Portage, Valparaiso,
Chesterton, Roselawn, Kentland, Morocco, Rensselaer, DeMotte,
Fowler, and Oxford