Tropical System in the Gulf; Dangerous Heat and Air Quality Concerns; Severe Thunderstorms for Midwest to mid-Atlantic

Tropical system in the Gulf expected to gradually strengthen the next couple of days off the Florida Panhandle and Alabama coasts. Instances of flash flooding will be possible through Thursday along the eastern and central Gulf Coast. Severe thunderstorms will develop and move along a cold front crossing the Upper Midwest, and through the Ohio Valley/Mid-Atlantic on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Smoke

71°F

22°C

Humidity	73%
Wind Speed	SW 7 mph
Barometer	29.95 in (1013.2 mb)
Dewpoint	62°F (17°C)
Visibility	6.00 mi
Last update	20 Jul 7:53 am CDT

More Information:

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

Extended Forecast for

Chicago IL

Today
High: 87 °F
Isolated
T-storms
Tonight
Low: 74 °F
Isolated
T-storms then
Scattered
T-storms
Tuesday
High: 86 °F
Mostly Sunny
then Isolated
Showers
Tuesday Night
Low: 63 °F
Isolated
Showers
Wednesday
High: 73 °F
Sunny
Wednesday Night
Low: 62 °F
Mostly Clear
Thursday
High: 79 °F
Sunny
Thursday Night
Low: 66 °F
Partly Cloudy
Friday
High: 83 °F
Mostly Sunny

Detailed Forecast

Today

Isolated showers and thunderstorms between 10am and 1pm. Widespread smoke before 1pm. Partly sunny, with a high near 87. South southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Tonight

Scattered showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

Tuesday

Isolated showers after 4pm. Mostly sunny, with a high near 86. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Tuesday Night

Isolated showers before 1am. Partly cloudy, with a low around 63. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Wednesday

Sunny, with a high near 73. North wind around 15 mph.

Wednesday Night

Mostly clear, with a low around 62.

Thursday

Sunny, with a high near 79.

Thursday Night

Partly cloudy, with a low around 66.

Friday

Mostly sunny, with a high near 83.

Friday Night

Mostly clear, with a low around 69.