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

52°F

11°C

Humidity 96%
Wind Speed E 7 mph
Barometer 30.10 in
Dewpoint 51°F (11°C)
Visibility 4.00 mi
Wind Chill50°F (10°C)
Last update 4 Mar 4:55 am CST
Extended Forecast for

4 Miles N Vandalia IL

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm. Patchy fog. Otherwise, cloudy, with a low around 46. East wind around 5 mph. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. Patchy fog before 1pm. High near 60. East wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 90%.

    High: 60 °F

    Showers
    Likely and
    Patchy Fog
    then Showers
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9pm. Patchy fog after 8pm. Low around 53. South wind 3 to 8 mph. Chance of precipitation is 90%.

    Low: 53 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers, mainly before noon. Patchy fog before 10am. High near 64. West wind 5 to 11 mph. Chance of precipitation is 80%.

    High: 64 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 55. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 60%.

    Low: 55 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 76. Breezy.

    High: 76 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 55. Chance of precipitation is 90%.

    Low: 55 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers before noon. Mostly cloudy, with a high near 64.

    High: 64 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Patchy fog. Otherwise, cloudy, with a low around 46. East wind around 5 mph. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. Patchy fog before 1pm. High near 60. East wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9pm. Patchy fog after 8pm. Low around 53. South wind 3 to 8 mph. Chance of precipitation is 90%.
Thursday
Showers, mainly before noon. Patchy fog before 10am. High near 64. West wind 5 to 11 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 55. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 76. Breezy.
Friday Night
A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 55. Chance of precipitation is 90%.
Saturday
A 50 percent chance of showers before noon. Mostly cloudy, with a high near 64.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 73.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 60%.
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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:
4:36 am CST Mar 4, 2026
Forecast Valid:
5am CST Mar 4, 2026-6pm CDT Mar 10, 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