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Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Light Snow

17°F

-8°C

Humidity 60%
Wind Speed N 12 G 18 mph
Barometer 30.51 in
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 23 Feb 5:55 am CST
Extended Forecast for

2 Miles NW Johnston City IL

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 34. North northwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 34 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 20. Calm wind becoming south around 6 mph after midnight.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 49. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 49 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Southwest wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. West wind around 6 mph becoming south southeast in the afternoon.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 40. East southeast wind 3 to 7 mph. Chance of precipitation is 60%.

    Low: 40 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Partly sunny, with a high near 53. Southeast wind 7 to 10 mph becoming northwest in the morning. Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 34. North northwest wind 6 to 14 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 20. Calm wind becoming south around 6 mph after midnight.
Tuesday
Partly sunny, with a high near 49. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.
Tuesday Night
Mostly cloudy, with a low around 38. Southwest wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Wednesday
Partly sunny, with a high near 56. West wind around 6 mph becoming south southeast in the afternoon.
Wednesday Night
A slight chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 40. East southeast wind 3 to 7 mph. Chance of precipitation is 60%.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 53. Southeast wind 7 to 10 mph becoming northwest in the morning. Chance of precipitation is 60%.
Thursday Night
Mostly clear, with a low around 29. North northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 59. Calm wind becoming south southwest 5 to 8 mph in the morning.
Friday Night
Clear, with a low around 38. South southwest wind around 6 mph.
Saturday
Sunny, with a high near 64. South southwest wind 6 to 9 mph.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 36. South wind around 9 mph becoming north after midnight.
Sunday
A chance of showers. Partly sunny, with a high near 54. Northeast wind 9 to 11 mph, with gusts as high as 18 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Johnston City IL
 37.85°N 88.94°W
Last Update:
4:42 am CST Feb 23, 2026
Forecast Valid:
6am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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Additional Resources

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