National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Another Day with Significant Severe Weather and Heavy Rain for the Central U.S.

Severe storms, some significant, and heavy rains can be expected today across the same areas that were impacted yesterday. Tornadoes, large hail, damaging winds, and heavy rain will be possible from Oklahoma into Illinois today. Strong tornadoes and very large hail may develop from northeastern Oklahoma into central Missouri. Severe storm and heavy rain threats continue into the Holiday weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago, Chicago Midway Airport (KMDW)

Lat: 41.78°NLon: 87.76°WElev: 617ft.

Mostly Cloudy

79°F

26°C

Humidity 52%
Wind Speed S 20 G 30 mph
Barometer 29.84 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 22 May 7:53 pm CDT
Extended Forecast for

Westmont IL

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 3am. Low around 62. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Chance
    T-storms then
    T-storms

    Low: 62 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 77. West wind 10 to 15 mph, with gusts as high as 20 mph.

    Mostly Sunny

    High: 77 °F

  • Thursday
    Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 55. West northwest wind 5 to 10 mph becoming east northeast after midnight.

    Partly Cloudy
    then Chance
    T-storms

    Low: 55 °F

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 77. East wind 5 to 10 mph becoming south southeast in the afternoon. Winds could gust as high as 15 mph.

    Chance
    T-storms

    High: 77 °F

  • Friday
    Night

    Friday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 65. South wind 5 to 10 mph. Chance of precipitation is 60%.

    T-storms
    Likely

    Low: 65 °F

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    Showers
    Likely

    High: 79 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59.

    Chance
    T-storms

    Low: 59 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 73.

    Chance
    T-storms

    High: 73 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54.

    Mostly Cloudy
    then Chance
    T-storms

    Low: 54 °F

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 3am. Low around 62. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Mostly sunny, with a high near 77. West wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 55. West northwest wind 5 to 10 mph becoming east northeast after midnight.
Friday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 77. East wind 5 to 10 mph becoming south southeast in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 65. South wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59.
Sunday
A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 73.
Sunday Night
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 54.
Memorial Day
A chance of showers and thunderstorms. Mostly cloudy, with a high near 71.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 73.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 55.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 72.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Westmont IL
 41.8°N 87.97°W
Last Update:
7:15 pm CDT May 22, 2019
Forecast Valid:
8pm CDT May 22, 2019-6pm CDT May 29, 2019
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation