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.

Overcast

51°F

11°C

Humidity 43%
Wind Speed NW 3 mph
Barometer 29.77 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 25 Feb 3:15 pm CST
Extended Forecast for

4 Miles N Vandalia IL

  • Tonight

    Tonight: A 50 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 30. Calm wind becoming northeast around 5 mph.

    Low: 30 °F

    Slight Chance
    Rain then
    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. Light south wind.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. South wind 5 to 7 mph becoming north after midnight.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 28.

    Low: 28 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and snow after noon. Cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow likely before midnight, then a chance of snow. Cloudy, with a low around 25. Chance of precipitation is 70%.

    Low: 25 °F

    Rain/Snow
    Likely then
    Chance Snow

Detailed Forecast

Tonight
A 50 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 30. Calm wind becoming northeast around 5 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 51. Light and variable wind.
Thursday Night
Mostly clear, with a low around 32. Light south wind.
Friday
Sunny, with a high near 64. Light south wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 37. South wind 5 to 7 mph becoming north after midnight.
Saturday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 59.
Saturday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 28.
Sunday
A chance of rain and snow after noon. Cloudy, with a high near 41. Chance of precipitation is 40%.
Sunday Night
Rain and snow likely before midnight, then a chance of snow. Cloudy, with a low around 25. Chance of precipitation is 70%.
Monday
A 30 percent chance of rain. Mostly cloudy, with a high near 37.
Monday Night
A chance of rain or freezing rain. Cloudy, with a low around 24. Chance of precipitation is 40%.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 42.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 30.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 48.
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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:
2:31 pm CST Feb 25, 2026
Forecast Valid:
3pm CST Feb 25, 2026-6pm CST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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