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.

Fair

22°F

-6°C

Humidity 60%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 29 Jan 1:55 am CST
Extended Forecast for

4 Miles N Vandalia IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 9. Light northeast wind.

    Low: 9 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 4pm. Mostly cloudy and cold, with a high near 20. North wind 3 to 5 mph.

    High: 20 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 7pm. Mostly cloudy, with a low around 3. North wind 3 to 5 mph.

    Low: 3 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 16. North wind 5 to 8 mph.

    High: 16 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around 1. North wind 6 to 9 mph.

    Low: 1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 17.

    High: 17 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 9. Light northeast wind.
Thursday
A 20 percent chance of snow after 4pm. Mostly cloudy and cold, with a high near 20. North wind 3 to 5 mph.
Thursday Night
A 20 percent chance of snow before 7pm. Mostly cloudy, with a low around 3. North wind 3 to 5 mph.
Friday
Mostly sunny and cold, with a high near 16. North wind 5 to 8 mph.
Friday Night
Partly cloudy, with a low around 1. North wind 6 to 9 mph.
Saturday
Mostly sunny and cold, with a high near 17.
Saturday Night
Mostly clear, with a low around 0.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 34.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 20.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 32.
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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:
1:51 am CST Jan 29, 2026
Forecast Valid:
2am CST Jan 29, 2026-6pm CST Feb 4, 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