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.

Light Rain

44°F

7°C

Humidity 75%
Wind Speed SW 20 G 24 mph
Barometer 29.57 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 10 Dec 4:55 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

  • Overnight

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: A slight chance of rain before 7am, then a chance of sprinkles between 7am and noon. Cloudy, with a temperature falling to around 33 by 5pm. Breezy, with a northwest wind 14 to 23 mph, with gusts as high as 45 mph. Chance of precipitation is 20%.

    High: 41 °F⇓

    Breezy.
    Slight Chance
    Rain then
    Cloudy

  • Wednesday Night

    Wednesday Night: 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.

    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

Detailed Forecast

Overnight
A 50 percent chance of rain. Cloudy, with a steady temperature around 45. West wind around 17 mph, with gusts as high as 29 mph.
Wednesday
A slight chance of rain before 7am, then a chance of sprinkles between 7am and noon. Cloudy, with a temperature falling to around 33 by 5pm. Breezy, with a northwest wind 14 to 23 mph, with gusts as high as 45 mph. Chance of precipitation is 20%.
Wednesday Night
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.
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:
4:21 am CST Dec 10, 2025
Forecast Valid:
5am 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