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

55°F

13°C

Humidity 57%
Wind Speed S 5 mph
Barometer 30.02 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 16 Feb 8:15 pm CST
Extended Forecast for

4 Miles N Vandalia IL

  • Tonight

    Tonight: Partly cloudy, with a low around 40. South wind 5 to 7 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 61. South wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 61 °F

    Patchy Fog
    then Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 53. Breezy, with a south wind 15 to 21 mph, with gusts as high as 34 mph.

    Low: 53 °F

    Breezy.
    Cloudy then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 69. West wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 46. Southwest wind around 5 mph becoming light and variable.

    Low: 46 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after noon. Partly sunny, with a high near 68. Chance of precipitation is 60%.

    High: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before midnight. Mostly clear, with a low around 36.

    Low: 36 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. South wind 5 to 7 mph.
Tuesday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 61. South wind 6 to 16 mph, with gusts as high as 28 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 53. Breezy, with a south wind 15 to 21 mph, with gusts as high as 34 mph.
Wednesday
Sunny, with a high near 69. West wind 6 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 46. Southwest wind around 5 mph becoming light and variable.
Thursday
Showers likely, mainly after noon. Partly sunny, with a high near 68. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers before midnight. Mostly clear, with a low around 36.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 46.
Saturday Night
A 20 percent chance of rain. Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Mostly clear, with a low around 19.
Monday
Mostly sunny, with a high near 38.
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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:
5:01 pm CST Feb 16, 2026
Forecast Valid:
8pm CST Feb 16, 2026-6pm CST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation