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.

Fair

53°F

12°C

Humidity 42%
Wind Speed SE 9 G 17 mph
Barometer 30.10 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 14 Mar 12:15 pm CDT
Extended Forecast for

Vandalia IL

Wind Advisory March 15, 10:00am until March 16, 12:00pm
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 59. Southeast wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Southeast wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4pm. High near 65. Breezy, with a south wind 20 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.

    High: 65 °F

    Breezy.
    Slight Chance
    Rain then
    Rain

  • Sunday Night

    Sunday Night: Rain before 11pm, then a chance of rain and snow between 11pm and midnight, then a chance of snow after midnight. Low around 21. Breezy, with a west wind 25 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Breezy.
    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 26. Breezy, with a west wind 24 to 29 mph, with gusts as high as 41 mph.

    High: 26 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11. Blustery.

    Low: 11 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 59. Southeast wind 11 to 13 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 50. Southeast wind 9 to 15 mph, with gusts as high as 24 mph.
Sunday
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4pm. High near 65. Breezy, with a south wind 20 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
Sunday Night
Rain before 11pm, then a chance of rain and snow between 11pm and midnight, then a chance of snow after midnight. Low around 21. Breezy, with a west wind 25 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Monday
A 30 percent chance of snow before 1pm. Mostly cloudy, with a high near 26. Breezy, with a west wind 24 to 29 mph, with gusts as high as 41 mph.
Monday Night
Partly cloudy, with a low around 11. Blustery.
Tuesday
Sunny, with a high near 32.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 66.
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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:
11:41 am CDT Mar 14, 2026
Forecast Valid:
12pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation