Severe Thunderstorms; Excessive Rainfall; Dangerous Heat; Air Quality Concerns and the Tropics

Wildfire smoke will push into the Midwest, worsening air quality. A frontal system brings severe storms from the Northern Plains to the Mid‑Atlantic the next few days. Heavy Gulf Coast rain is possible as Tropical Depression Two has formed, while monsoonal storms persist in the Southwest with heavy rainfall. Hazardous heat expands from the Plains into the Lower Mississippi Valley. Read More >

Hazardous Weather Conditions

Air Quality Alert

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

A Few Clouds

76°F

24°C

Humidity	45%
Wind Speed	NE 7 mph
Barometer	29.98 in (1014.5 mb)
Dewpoint	53°F (12°C)
Visibility	8.00 mi
Heat Index	78°F (26°C)
Last update	19 Jul 6:53 pm CDT

More Information:

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

Extended Forecast for

Chicago IL

Tonight
Low: 68 °F
Smoke
Monday
High: 88 °F
Smoke
Monday Night
Low: 75 °F
Chance
T-storms then
T-storms
Likely
Tuesday
High: 86 °F
Chance
T-storms then
Mostly Sunny
Tuesday Night
Low: 66 °F
Slight Chance
T-storms
Wednesday
High: 73 °F
Sunny
Wednesday Night
Low: 62 °F
Mostly Clear
Thursday
High: 80 °F
Sunny
Thursday Night
Low: 66 °F
Partly Cloudy

Detailed Forecast

Tonight

Widespread smoke. Partly cloudy, with a low around 68. East northeast wind around 5 mph becoming calm in the evening.

Monday

Widespread smoke before 1pm. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Monday Night

Showers and thunderstorms likely, mainly between 1am and 4am. Mostly cloudy, with a low around 75. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

A 30 percent chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 86. West southwest wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph.

Tuesday Night

A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 66. North wind around 15 mph, with gusts as high as 20 mph.

Wednesday

Sunny, with a high near 73.

Wednesday Night

Mostly clear, with a low around 62.

Thursday

Sunny, with a high near 80.

Thursday Night

Partly cloudy, with a low around 66.

Friday

Mostly sunny, with a high near 81.

Friday Night

Partly cloudy, with a low around 68.