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.

Fair

32°F

0°C

Humidity 71%
Wind Speed E 5 mph
Barometer 30.14 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 3 Feb 2:15 am CST
Extended Forecast for

Greenville IL

  • Overnight

    Overnight: A slight chance of snow before 4am, then a slight chance of freezing rain between 4am and 5am, then a slight chance of snow after 5am. Cloudy, with a low around 29. East wind around 7 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Wintry Mix

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 33. North wind 7 to 11 mph.

    High: 33 °F

    Chance Snow
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17. North wind around 8 mph.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 28. North wind 3 to 6 mph.

    High: 28 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of snow before 4am, then a slight chance of freezing rain between 4am and 5am, then a slight chance of snow after 5am. Cloudy, with a low around 29. East wind around 7 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 33. North wind 7 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 17. North wind around 8 mph.
Wednesday
Partly sunny, with a high near 28. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 13. Calm wind.
Thursday
Partly sunny, with a high near 35.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 39.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 40.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenville IL
 38.91°N 89.42°W (Elev. 486 ft)
Last Update:
12:26 am CST Feb 3, 2026
Forecast Valid:
2am CST Feb 3, 2026-6pm CST Feb 9, 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