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

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

4 Miles N Vandalia IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. South wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then gradual clearing, with a high near 40. West wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 40 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 22. Southwest wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 24 mph.

    Low: 22 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 34. Northwest wind 3 to 6 mph.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 8. Light north wind increasing to 8 to 13 mph after midnight. Winds could gust as high as 20 mph.

    Low: 8 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 12.

    High: 12 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow, mainly after noon. Cloudy and cold, with a high near 13.

    High: 13 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 7.

    Low: 7 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. South wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 40. West wind 8 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 22. Southwest wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 24 mph.
Thursday
Partly sunny, with a high near 34. Northwest wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 8. Light north wind increasing to 8 to 13 mph after midnight. Winds could gust as high as 20 mph.
Friday
Mostly cloudy and cold, with a high near 12.
Friday Night
Mostly cloudy, with a low around 1.
Saturday
A 40 percent chance of snow, mainly after noon. Cloudy and cold, with a high near 13.
Saturday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 7.
Sunday
Partly sunny and cold, with a high near 19.
Sunday Night
Partly cloudy, with a low around 4.
Monday
Mostly sunny, with a high near 22.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Vandalia IL
 39.03°N 89.1°W (Elev. 538 ft)
Last Update:
7:01 pm CST Jan 20, 2026
Forecast Valid:
10pm CST Jan 20, 2026-6pm CST Jan 27, 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