Current conditions at

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

Partly Cloudy

95°F

35°C

Humidity 69%
Wind Speed NA
Barometer 29.89 in
Dewpoint 83°F (28°C)
Visibility 10.00 mi
Heat Index122°F (50°C)
Last update 26 Jul 3:55 pm CDT
Extended Forecast for

Vandalia IL

Extreme Heat Warning July 26, 04:31pm until July 27, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 04:31pm until July 27, 09:00pm

    NOW until 9:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 92 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 8pm.  Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 75. Calm wind.  Chance of precipitation is 30%.

    Low: 75 °F

    Scattered
    T-storms then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, sunny, with a high near 94. Heat index values as high as 112. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 94 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 76. South wind around 6 mph becoming west after midnight.

    Low: 76 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 89. North wind 6 to 9 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 115. West wind around 5 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly before 8pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 30%.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 94. Heat index values as high as 112. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Monday Night
Increasing clouds, with a low around 76. South wind around 6 mph becoming west after midnight.
Tuesday
Sunny, with a high near 89. North wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Clear, with a low around 65.
Thursday
Sunny, with a high near 86.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 67.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Vandalia IL
 38.98°N 89.1°W (Elev. 499 ft)
2:26 pm CDT Jul 26, 2026
4pm CDT Jul 26, 2026-6pm CDT Aug 2, 2026
 
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Additional Resources

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