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

25°F

-4°C

Humidity 83%
Wind Speed Calm
Barometer 30.43 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 12 Jan 12:35 am CST
Extended Forecast for

4 Miles SSW Vandalia IL

  • Overnight

    Overnight: Clear, with a low around 24. Calm wind becoming south 5 to 7 mph.

    Low: 24 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 48. South wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. South wind 5 to 9 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. Southwest wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 37. West wind 7 to 10 mph.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow after noon. Mostly cloudy, with a high near 42. Breezy. Chance of precipitation is 20%.

    High: 42 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 24. Calm wind becoming south 5 to 7 mph.
Monday
Sunny, with a high near 48. South wind 6 to 11 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 34. South wind 5 to 9 mph.
Tuesday
Partly sunny, with a high near 57. Southwest wind 9 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 37. West wind 7 to 10 mph.
Wednesday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 42. Breezy. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
A 20 percent chance of snow after noon. Partly sunny, with a high near 40.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly cloudy, with a high near 30.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Vandalia IL
 38.92°N 89.14°W (Elev. 502 ft)
Last Update:
12:31 am CST Jan 12, 2026
Forecast Valid:
12am CST Jan 12, 2026-6pm CST Jan 18, 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