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

60°F

16°C

Humidity 56%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 30 Apr 7:35 pm CDT
Extended Forecast for

4 Miles N Vandalia IL

  • Tonight

    Tonight: Showers likely, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Light and variable wind becoming northwest around 6 mph after midnight. Chance of precipitation is 60%.

    Low: 42 °F

    Showers
    Likely

  • Friday

    Friday: Increasing clouds, with a high near 59. North wind 6 to 9 mph.

    High: 59 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. North wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. North wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76. Chance of precipitation is 30%.

    High: 76 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Showers likely, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Light and variable wind becoming northwest around 6 mph after midnight. Chance of precipitation is 60%.
Friday
Increasing clouds, with a high near 59. North wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 40. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 57. Calm wind becoming north 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 37. North wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 67.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 69. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 64.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 63.
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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:
5:51 pm CDT Apr 30, 2026
Forecast Valid:
7pm CDT Apr 30, 2026-6pm CDT May 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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