Dangerous Heat and Severe Thunderstorms Over the North Central U.S. Monday

Hot to excessively hot temperatures stretch from the central Plains into the Upper Midwest and Midwest Monday. Excessive Heat Warnings and Heat Advisories issued. Severe thunderstorms are expected from the northern/central High Plains eastward to Wisconsin Monday afternoon into the nighttime hours. A few severe storms producing strong gusts and hail are also expected across southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago-O'Hare International Airport (KORD)

Lat: 41.98°NLon: 87.9°WElev: 666ft.

Mostly Cloudy

81°F

27°C

Humidity	61%
Wind Speed	S 9 mph
Barometer	30.11 in (1018.8 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	26 Aug 8:51 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Roselle IL

Excessive Heat Watch August 27, 12:00pm until August 27, 10:00pm

Heat Advisory August 26, 12:00pm until August 26, 08:00pm

Click here for hazard details and duration

Excessive Heat Watch

Heat Advisory

Today
High: 96 °F
Hot
Tonight
Low: 76 °F
Mostly Clear
Tuesday
High: 97 °F
Sunny then
Slight Chance
T-storms
Tuesday Night
Low: 74 °F
Chance
T-storms
Wednesday
High: 89 °F
Mostly Sunny
then Chance
T-storms
Wednesday Night
Low: 67 °F
Slight Chance
T-storms
Thursday
High: 86 °F
Chance
T-storms
Thursday Night
Low: 68 °F
Chance
T-storms
Friday
High: 82 °F
Chance
Showers

Detailed Forecast

Today

Mostly sunny and hot, with a high near 96. Heat index values as high as 106. South southwest wind around 10 mph, with gusts as high as 15 mph.

Tonight

Mostly clear, with a low around 76. South southwest wind 5 to 10 mph.

Tuesday

A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 97. Heat index values as high as 110. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

Tuesday Night

A 40 percent chance of showers and thunderstorms, mainly between 7pm and 1am. Partly cloudy, with a low around 74. Southwest wind around 5 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.

Wednesday

A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. West northwest wind 5 to 10 mph becoming north northeast in the afternoon.

Wednesday Night

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

Thursday

A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 86.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.

Friday

A chance of showers before 1pm. Partly sunny, with a high near 82.

Friday Night

Mostly clear, with a low around 60.

Saturday

Sunny, with a high near 82.

Saturday Night

Mostly clear, with a low around 60.