National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

Fog

67°F

19°C

Humidity 99%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 67°F (19°C)
Visibility 0.50 mi
Last update 2 Jun 12:15 am CDT
Extended Forecast for

Vandalia IL

  • Overnight

    Overnight: Patchy dense fog before 1am, then patchy dense fog after 3am. Otherwise, mostly cloudy, with a low around 62. Light and variable wind.

    Low: 62 °F

    Patchy Dense
    Fog

  • Sunday

    Sunday: Patchy dense fog before 8am. Otherwise, partly sunny, with a high near 80. North wind 3 to 5 mph.

    High: 80 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. Light and variable wind.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Scattered showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. South wind 6 to 10 mph. Chance of precipitation is 60%.

    High: 85 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. South wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.

    High: 82 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 65.

    Low: 65 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Patchy dense fog before 1am, then patchy dense fog after 3am. Otherwise, mostly cloudy, with a low around 62. Light and variable wind.
Sunday
Patchy dense fog before 8am. Otherwise, partly sunny, with a high near 80. North wind 3 to 5 mph.
Sunday Night
Partly cloudy, with a low around 64. Light and variable wind.
Monday
Scattered showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. South wind 6 to 10 mph. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. South wind 6 to 8 mph. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 65.
Thursday
A 20 percent chance of showers after 1pm. Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Vandalia IL
 38.96°N 89.11°W (Elev. 531 ft)
Last Update:
11:52 pm CDT Jun 1, 2024
Forecast Valid:
12am CDT Jun 2, 2024-6pm CDT Jun 8, 2024
 
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