Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

88°F

31°C

Humidity	55%
Wind Speed	SW 10 G 17 mph
Barometer	29.91 in (1011.7 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	93°F (34°C)
Last update	26 Jul 12:53 pm CDT

More Information:

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

Extended Forecast for

3 Miles ENE Chicago IL

This Afternoon
High: 90 °F
Partly Sunny
Tonight
Low: 76 °F
Partly Cloudy
then Chance
T-storms
Monday
High: 88 °F
Showers
Likely then
Slight Chance
T-storms
Monday Night
Low: 71 °F
Chance
T-storms
Tuesday
High: 78 °F
Mostly Cloudy
then Mostly
Sunny and
Breezy
Tuesday Night
Low: 66 °F
Mostly Clear
Wednesday
High: 79 °F
Sunny
Wednesday Night
Low: 68 °F
Mostly Clear
Thursday
High: 84 °F
Sunny

Detailed Forecast

This Afternoon

Partly sunny, with a high near 90. Heat index values as high as 97. South southwest wind 5 to 10 mph.

Tonight

A 40 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 76. South wind around 5 mph becoming east after midnight. Winds could gust as high as 10 mph.

Monday

Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 88. Heat index values as high as 97. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 71. Southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph.

Tuesday

Partly sunny, with a high near 78. Breezy, with a north wind 15 to 20 mph, with gusts as high as 25 mph.

Tuesday Night

Mostly clear, with a low around 66.

Wednesday

Sunny, with a high near 79.

Wednesday Night

Mostly clear, with a low around 68.

Thursday

Sunny, with a high near 84.

Thursday Night

Partly cloudy, with a low around 71.