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.

Overcast

45°F

7°C

Humidity 65%
Wind Speed W 16 G 24 mph
Barometer 29.67 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 10 Dec 9:15 am CST
Extended Forecast for

Greenville IL

Wind Advisory until December 10, 12:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until December 10, 12:00pm

    NOW until 12:00pm Wed

    Wind Advisory

  • Today

    High: 44 °F⇓

    Breezy.
    Sprinkles/Flurries
    Likely then
    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. Northwest wind 5 to 10 mph becoming light after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 3pm. Increasing clouds, with a high near 36. Northwest wind around 6 mph becoming south in the afternoon.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow, mixing with rain after 9pm, then gradually ending. Mostly cloudy, with a low around 30. Southeast wind around 7 mph becoming west after midnight. Chance of precipitation is 40%.

    Low: 30 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 39. Northwest wind 7 to 13 mph.

    High: 39 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Today
Sprinkles and flurries likely, becoming all flurries after 11am, then gradually ending. Cloudy, with a temperature falling to around 34 by 4pm. Breezy, with a northwest wind 14 to 23 mph, with gusts as high as 41 mph.
Tonight
Mostly cloudy, with a low around 23. Northwest wind 5 to 10 mph becoming light after midnight.
Thursday
A 20 percent chance of snow after 3pm. Increasing clouds, with a high near 36. Northwest wind around 6 mph becoming south in the afternoon.
Thursday Night
A chance of snow, mixing with rain after 9pm, then gradually ending. Mostly cloudy, with a low around 30. Southeast wind around 7 mph becoming west after midnight. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 39. Northwest wind 7 to 13 mph.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 5.
Sunday
Sunny and cold, with a high near 19.
Sunday Night
Mostly clear, with a low around 8.
Monday
Mostly sunny, with a high near 35.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 43.
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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:
8:26 am CST Dec 10, 2025
Forecast Valid:
9am CST Dec 10, 2025-6pm CST Dec 16, 2025
 
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