Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

70°F

21°C

Humidity	64%
Wind Speed	E 12 mph
Barometer	30.13 in (1019.5 mb)
Dewpoint	57°F (14°C)
Visibility	10.00 mi
Last update	18 Sep 8:53 pm CDT

More Information:

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

Extended Forecast for

4 Miles E Chicago IL

Flood Watch September 19, 04:00am until September 19, 01:00pm

Click here for hazard details and duration

Flood Watch

Tonight
Low: 63 °F
Slight Chance
Showers then
Chance
T-storms
Saturday
High: 75 °F
T-storms then
T-storms
Likely
Saturday Night
Low: 65 °F
T-storms
Sunday
High: 68 °F
Showers
Likely and
Breezy
Sunday Night
Low: 58 °F
Chance
Showers and
Breezy
Monday
High: 66 °F
Chance
Showers and
Breezy
Monday Night
Low: 55 °F
Cloudy then
Slight Chance
Showers
Tuesday
High: 65 °F
Mostly Cloudy
Tuesday Night
Low: 56 °F
Mostly Cloudy

Detailed Forecast

Tonight

A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Saturday

Showers and thunderstorms, mainly before 1pm. High near 75. South wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Saturday Night

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 65. Southeast wind 5 to 10 mph becoming northwest in the evening. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Sunday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

Sunday Night

A 50 percent chance of showers. Mostly cloudy, with a low around 58. Breezy, with an east northeast wind around 20 mph, with gusts as high as 30 mph.

Monday

A 50 percent chance of showers. Mostly cloudy, with a high near 66. Breezy.

Monday Night

A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 55.

Tuesday

Mostly cloudy, with a high near 65.

Tuesday Night

Mostly cloudy, with a low around 56.

Wednesday

Partly sunny, with a high near 66.