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

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

61°F

16°C

Humidity 39%
Wind Speed W 6 mph
Barometer 30.13 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 12 Nov 11:47 am CST
Extended Forecast for

2 Miles N Johnston City IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. West northwest wind 3 to 7 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Calm wind becoming south around 6 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. South wind 3 to 6 mph.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73. South southwest wind 6 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. South southwest wind 6 to 9 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. South southwest wind 10 to 18 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. Southwest wind 7 to 14 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 65. North northwest wind 6 to 10 mph.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 66. West northwest wind 3 to 7 mph.
Tonight
Mostly clear, with a low around 38. Calm wind.
Thursday
Mostly sunny, with a high near 64. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 48. South wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 73. South southwest wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 57. South southwest wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 75. South southwest wind 10 to 18 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 49. Southwest wind 7 to 14 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 65. North northwest wind 6 to 10 mph.
Sunday Night
Mostly clear, with a low around 41. Calm wind becoming east around 5 mph after midnight.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 61. East wind 5 to 10 mph becoming south southeast in the afternoon.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. East southeast wind 6 to 8 mph.
Tuesday
A chance of showers. Partly sunny, with a high near 62. South southeast wind 7 to 9 mph becoming north northwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Johnston City IL
 37.85°N 88.94°W
Last Update:
10:56 am CST Nov 12, 2025
Forecast Valid:
12pm CST Nov 12, 2025-6pm CST Nov 18, 2025
 
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Additional Resources

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