Strong to Severe Thunderstorms, Heavy Rain, And Flash Flooding Across the Midwest

Strong to severe thunderstorms, heavy rain and flooding is possible from the Great Lakes to the south-central Plains, as a strong cold front pushes into the extended area. Meanwhile, well above average temperatures are very likely across the Northeastern quad of the country, including the Northeast, Mid-Atlantic, Great Lakes and Ohio Valley. Read More >

Hazardous Weather Conditions

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Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Overcast

72°F

22°C

Humidity	91%
Wind Speed	SW 13 mph
Barometer	30.01 in (1015.2 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Last update	21 Sep 10:53 pm CDT

More Information:

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

Extended Forecast for

4 Miles NE Chicago IL

Flash Flood Watch until September 23, 01:00am

Click here for hazard details and duration

Flash Flood Watch

Flash Flood Watch until September 23, 01:00am

NOW until
1:00am Mon

Flash Flood Watch
Tonight

Heavy Rain
Low: 69 °F
Sunday

Heavy Rain
High: 74 °F
Sunday
Night

Heavy Rain
Low: 59 °F
Monday

Sunny
High: 72 °F
Monday
Night

Mostly Clear
Low: 58 °F
Tuesday

Mostly Sunny
High: 75 °F
Tuesday
Night

Partly Cloudy
Low: 62 °F
Wednesday

Chance
T-storms
High: 74 °F

Detailed Forecast

Tonight

Periods of showers and possibly a thunderstorm. Some of the storms could produce heavy rain. Low around 69. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

Sunday

Periods of showers and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 11am, then periods of showers and possibly a thunderstorm after 11am. Some of the storms could produce heavy rain. High near 74. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Sunday Night

Periods of showers and possibly a thunderstorm, mainly before 1am. Some of the storms could produce heavy rainfall. Low around 59. Southwest wind 10 to 15 mph becoming northwest in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Monday

Sunny, with a high near 72. West northwest wind 10 to 15 mph.

Monday Night

Mostly clear, with a low around 58. West wind 5 to 10 mph becoming light after midnight.

Tuesday

Mostly sunny, with a high near 75.

Tuesday Night

Partly cloudy, with a low around 62.

Wednesday

A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 74.

Wednesday Night

A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59.