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.

Fog/Mist

39°F

4°C

Humidity 97%
Wind Speed E 3 mph
Barometer 30.14 in
Dewpoint 38°F (3°C)
Visibility 1.00 mi
Last update 3 Mar 1:55 am CST
Extended Forecast for

4 Miles N Vandalia IL

  • Overnight

    Overnight: Showers, mainly after 4am. Patchy fog. Low around 36. Light east wind. Chance of precipitation is 90%.

    Low: 36 °F

    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. Patchy fog before 2pm. High near 53. Light and variable wind becoming east around 5 mph in the morning. Chance of precipitation is 100%.

    High: 53 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Patchy fog between 8pm and 1am. Low around 46. North wind 5 to 7 mph becoming east after midnight. Chance of precipitation is 90%.

    Low: 46 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 61. East wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 90%.

    High: 61 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 53. South wind 3 to 6 mph. Chance of precipitation is 90%.

    Low: 53 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 57. Chance of precipitation is 80%.

    Low: 57 °F

    Chance
    Showers then
    Showers

Detailed Forecast

Overnight
Showers, mainly after 4am. Patchy fog. Low around 36. Light east wind. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm. Patchy fog before 2pm. High near 53. Light and variable wind becoming east around 5 mph in the morning. Chance of precipitation is 100%.
Tuesday Night
Showers and possibly a thunderstorm. Patchy fog between 8pm and 1am. Low around 46. North wind 5 to 7 mph becoming east after midnight. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. High near 61. East wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 53. South wind 3 to 6 mph. Chance of precipitation is 90%.
Thursday
Showers and possibly a thunderstorm. High near 66. Chance of precipitation is 80%.
Thursday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Chance of precipitation is 50%.
Friday Night
A chance of showers, then showers and possibly a thunderstorm after midnight. Low around 57. Chance of precipitation is 80%.
Saturday
Showers likely and possibly a thunderstorm before noon, then a slight chance of showers and thunderstorms after noon. Cloudy, with a high near 68. Chance of precipitation is 70%.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 47.
Monday
A 20 percent chance of showers. Sunny, with a high near 69.
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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:
12:26 am CST Mar 3, 2026
Forecast Valid:
2am CST Mar 3, 2026-6pm CDT Mar 9, 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