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

70°F

21°C

Humidity 68%
Wind Speed S 12 mph
Barometer 29.70 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 22 Mar 8:35 am CDT
Extended Forecast for

4 Miles N Greenville IL

  • Today

    Today: Increasing clouds, with a high near 89. Southwest wind 8 to 14 mph becoming northwest in the afternoon.

    High: 89 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Breezy, with a north wind 13 to 23 mph, with gusts as high as 38 mph.

    Low: 34 °F

    Chance
    Showers and
    Breezy then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 52. North wind 8 to 11 mph.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. East wind 3 to 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. South wind around 6 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 84.

    High: 84 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Increasing clouds, with a high near 89. Southwest wind 8 to 14 mph becoming northwest in the afternoon.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Breezy, with a north wind 13 to 23 mph, with gusts as high as 38 mph.
Monday
Mostly sunny, with a high near 52. North wind 8 to 11 mph.
Monday Night
Mostly cloudy, with a low around 37. East wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 61. South wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 84.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 51.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Greenville IL
 38.95°N 89.39°W (Elev. 515 ft)
Last Update:
8:26 am CDT Mar 22, 2026
Forecast Valid:
8am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation