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

49°F

9°C

Humidity 82%
Wind Speed E 6 mph
Barometer 30.36 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 11 Apr 5:55 am CDT
Extended Forecast for

4 Miles N Vandalia IL

  • Today

    Today: Increasing clouds, with a high near 69. Light and variable wind becoming east 5 to 8 mph in the morning.

    High: 69 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 57. Southeast wind 6 to 8 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, then becoming mostly cloudy during the afternoon, with a high near 79. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon.

    High: 79 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 64 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South wind 13 to 15 mph, with gusts as high as 23 mph.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

Detailed Forecast

Today
Increasing clouds, with a high near 69. Light and variable wind becoming east 5 to 8 mph in the morning.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 57. Southeast wind 6 to 8 mph.
Sunday
Sunny, then becoming mostly cloudy during the afternoon, with a high near 79. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon.
Sunday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South wind 13 to 15 mph, with gusts as high as 23 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Vandalia IL
 39.03°N 89.1°W (Elev. 538 ft)
Last Update:
5:31 am CDT Apr 11, 2026
Forecast Valid:
6am CDT Apr 11, 2026-6pm CDT Apr 17, 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