Extreme Heat and Severe Thunderstorms Today

Extreme heat continues today from the central Plains to the lower Mississippi River Valley, over southeast Montana, and from southern California into the Southwest Deserts. Extreme Heat Warnings remain in effect. Severe thunderstorms capable of strong to severe wind gusts and large hail are possible across the Great Lakes into the Ohio Valley today into tonight. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 41.98°NLon: 87.9°WElev: 666ft.

Fog/Mist

80°F

27°C

Humidity	90%
Wind Speed	S 8 mph
Barometer	29.84 in (1009.8 mb)
Dewpoint	77°F (25°C)
Visibility	3.00 mi
Heat Index	86°F (30°C)
Last update	27 Jul 7:51 am CDT

More Information:

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

Extended Forecast for

Amf Ohare IL

Heat Advisory July 27, 09:38am until July 27, 09:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory July 27, 09:38am until July 27, 09:00pm
NOW until 9:00pm Mon
Heat Advisory
Today
High: 91 °F
Slight Chance
T-storms and
Patchy Fog
Tonight
Low: 70 °F
Chance
T-storms then
Mostly Cloudy
Tuesday
High: 78 °F
Mostly Sunny
Tuesday Night
Low: 65 °F
Mostly Clear
Wednesday
High: 81 °F
Sunny
Wednesday Night
Low: 66 °F
Mostly Clear
Thursday
High: 85 °F
Sunny
Thursday Night
Low: 70 °F
Partly Cloudy

Detailed Forecast

Today

A 20 percent chance of showers and thunderstorms after 11am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 91. Heat index values as high as 106. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

Tonight

A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 70. West southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.

Tuesday

Mostly sunny, with a high near 78. North northeast wind around 15 mph, with gusts as high as 25 mph.

Tuesday Night

Mostly clear, with a low around 65. North wind 5 to 15 mph.

Wednesday

Sunny, with a high near 81. North northeast wind 5 to 10 mph.

Wednesday Night

Mostly clear, with a low around 66.

Thursday

Sunny, with a high near 85.

Thursday Night

Partly cloudy, with a low around 70.