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.

Fair

73°F

23°C

Humidity 64%
Wind Speed S 13 mph
Barometer 29.90 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 15 May 11:35 pm CDT
Extended Forecast for

3 Miles ESE Crainville IL

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 68. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 68 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Southwest wind around 11 mph, with gusts as high as 21 mph.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 66. South wind 6 to 9 mph.

    Low: 66 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 89. South wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. South wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. South southwest wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. South southwest wind 5 to 9 mph becoming north northwest after midnight.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 68. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Southwest wind around 11 mph, with gusts as high as 21 mph.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 66. South wind 6 to 9 mph.
Sunday
Sunny, with a high near 89. South wind 7 to 16 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 69. South wind 10 to 13 mph, with gusts as high as 22 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South wind 11 to 18 mph, with gusts as high as 28 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 13 to 15 mph, with gusts as high as 25 mph.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. South southwest wind 11 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. South southwest wind 5 to 9 mph becoming north northwest after midnight.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 75. North wind 7 to 9 mph.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 57. North wind 5 to 8 mph.
Thursday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 77. Northeast wind around 8 mph.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 58. Northeast wind 3 to 7 mph.
Friday
A slight chance of showers. Mostly sunny, with a high near 81. East wind 3 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Crainville IL
 37.74°N 89°W
Last Update:
9:16 pm CDT May 15, 2026
Forecast Valid:
11pm CDT May 15, 2026-6pm CDT May 22, 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