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

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

62°F

17°C

Humidity 88%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 7 Mar 6:15 am CST
Extended Forecast for

3 Miles NW West City IL

  • Today

    Today: Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 4pm. High near 73. Southwest wind 11 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%.

    High: 73 °F

    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 66. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46. South southwest wind 3 to 6 mph.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 75. South southwest wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 78. South southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 78 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Cloudy, with a low around 60. South southwest wind 16 to 18 mph, with gusts as high as 30 mph.

    Low: 60 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Cloudy, with a high near 70. South southwest wind around 18 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 70 °F

    Showers

Detailed Forecast

Today
Showers and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 4pm. High near 73. Southwest wind 11 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%.
Tonight
Mostly cloudy, with a low around 40. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 66. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Clear, with a low around 46. South southwest wind 3 to 6 mph.
Monday
Sunny, with a high near 75. South southwest wind 6 to 14 mph, with gusts as high as 23 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 78. South southwest wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 60. South southwest wind 16 to 18 mph, with gusts as high as 30 mph.
Wednesday
Showers and possibly a thunderstorm. Cloudy, with a high near 70. South southwest wind around 18 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 36. North northwest wind 7 to 16 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 55. Northwest wind 6 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 39. West wind 6 to 13 mph becoming south in the evening. Winds could gust as high as 22 mph.
Friday
Mostly cloudy, with a high near 65. South southwest wind 13 to 17 mph, with gusts as high as 26 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW West City IL
 38.03°N 88.99°W
Last Update:
12:26 am CST Mar 7, 2026
Forecast Valid:
6am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
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