Hazardous Weather Conditions
Current conditions at
Chicago, Chicago Midway Airport (KMDW)
Lat: 41.78°NLon: 87.76°WElev: 617ft.
Mostly Cloudy and Breezy
80°F
27°C
| Humidity | 54% |
| Wind Speed | S 24 G 40 mph |
| Barometer | 29.75 in (1007.0 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 17 Apr 2:53 pm CDT |
Extended Forecast for
Westmont IL
Flood Watch until April 18, 05:00am
Tornado Watch until April 17, 11:00pm
NOW: Multiple hazards in effect

Click HERE for Details
This Afternoon

High: 81 °F
Severe
Thunderstorms
and BreezyTonight
Low: 44 °F
Severe
Thunderstorms
and Breezy
then ShowersSaturday
High: 48 °F
Chance
Showers then
Mostly Sunny
and BreezySaturday Night

Low: 35 °F
Mostly Clear
Sunday
High: 51 °F
Mostly Sunny
then Slight
Chance
ShowersSunday Night

Low: 33 °F
Mostly Clear
then Areas
FrostMonday

High: 55 °F
Areas Frost
then SunnyMonday Night

Low: 46 °F
Partly Cloudy
Detailed Forecast
This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 81. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph.
Tonight
Showers and thunderstorms before 2am, then showers likely. Some of the storms could be severe. Low around 44. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 30 percent chance of showers, mainly before 8am. Partly sunny, with a steady temperature around 48. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 35. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 51. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 33.
Monday
Areas of frost before 7am. Otherwise, sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 79.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Westmont IL
41.8°N 87.97°W
41.8°N 87.97°W
3:36 pm CDT Apr 17, 2026
3pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026



