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September 2025 Climate Summary

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Overcast

70°F

21°C

Humidity	84%
Wind Speed	N 6 mph
Barometer	30.05 in (1016.7 mb)
Dewpoint	65°F (18°C)
Visibility	9.00 mi
Last update	6 Oct 10:53 pm CDT

More Information:

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

Extended Forecast for

6 Miles ENE Evergreen Park IL

Tonight
Low: 61 °F
Showers
Tuesday
High: 62 °F
Showers then
Isolated
Showers
Tuesday Night
Low: 54 °F
Mostly Clear
Wednesday
High: 61 °F
Sunny
Wednesday Night
Low: 49 °F
Mostly Clear
Thursday
High: 63 °F
Sunny
Thursday Night
Low: 49 °F
Mostly Clear
Friday
High: 67 °F
Mostly Sunny
Friday Night
Low: 55 °F
Partly Cloudy

Detailed Forecast

Tonight

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 61. North northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday

Showers and possibly a thunderstorm before 10am, then isolated showers between 10am and 1pm. Steady temperature around 62. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Mostly clear, with a low around 54. North wind around 10 mph.

Wednesday

Sunny, with a high near 61. Northeast wind around 10 mph, with gusts as high as 15 mph.

Wednesday Night

Mostly clear, with a low around 49. Northeast wind 5 to 10 mph becoming east southeast after midnight.

Thursday

Sunny, with a high near 63.

Thursday Night

Mostly clear, with a low around 49.

Friday

Mostly sunny, with a high near 67.