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

Hazardous Weather Conditions

Current conditions at

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

Partly Cloudy

46°F

8°C

Humidity 52%
Wind Speed SW 18 G 28 mph
Barometer 29.68 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 24 Feb 10:15 pm CST
Extended Forecast for

Vandalia IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Southwest wind 5 to 10 mph becoming light west after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49. Calm wind becoming northwest around 5 mph.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 32. Calm wind becoming northeast around 6 mph in the evening.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain before noon. Partly sunny, with a high near 49. East wind 3 to 6 mph.

    High: 49 °F

    Chance Rain
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. Light and variable wind.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain before midnight, then a slight chance of rain and snow. Partly cloudy, with a low around 31. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 31. Southwest wind 5 to 10 mph becoming light west after midnight.
Wednesday
Partly sunny, with a high near 49. Calm wind becoming northwest around 5 mph.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 32. Calm wind becoming northeast around 6 mph in the evening.
Thursday
A 30 percent chance of rain before noon. Partly sunny, with a high near 49. East wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 31. Light and variable wind.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 63.
Saturday Night
A slight chance of rain before midnight, then a slight chance of rain and snow. Partly cloudy, with a low around 31. Chance of precipitation is 20%.
Sunday
A chance of rain and snow, mainly after noon. Partly sunny, with a high near 44. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Monday
A 30 percent chance of rain. Mostly cloudy, with a high near 47.
Monday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 31.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vandalia IL
 38.96°N 89.11°W (Elev. 531 ft)
Last Update:
9:46 pm CST Feb 24, 2026
Forecast Valid:
10pm CST Feb 24, 2026-6pm CST Mar 3, 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