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/Mist

38°F

3°C

Humidity 89%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 35°F (2°C)
Visibility 5.00 mi
Last update 7 Dec 5:15 am CST
Extended Forecast for

Greenville IL

  • Today

    Today: A chance of sprinkles and flurries before 9am, then a chance of sprinkles between 9am and 11am. Cloudy, with a high near 39. Light and variable wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 39 °F

    Chance
    Sprinkles/Flurries
    then Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. North wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 33. North wind around 5 mph becoming calm in the morning.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. Light south wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. South wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A 40 percent chance of snow. Mostly cloudy, with a high near 36.

    High: 36 °F

    Chance Snow

Detailed Forecast

Today
A chance of sprinkles and flurries before 9am, then a chance of sprinkles between 9am and 11am. Cloudy, with a high near 39. Light and variable wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Mostly cloudy, with a low around 21. North wind 7 to 11 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 33. North wind around 5 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 22. Light south wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 49. South wind 11 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
A slight chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 36.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 15.
Friday
Mostly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 4.
Saturday
Partly sunny and cold, with a high near 19.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville IL
 38.91°N 89.42°W (Elev. 486 ft)
Last Update:
5:01 am CST Dec 7, 2025
Forecast Valid:
5am CST Dec 7, 2025-6pm CST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation