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

34°F

1°C

Humidity 60%
Wind Speed E 5 mph
Barometer 30.34 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 29 Nov 3:15 am CST
Extended Forecast for

Greenville IL

Winter Weather Advisory November 29, 03:26am until November 30, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory November 29, 03:26am until November 30, 12:00am

    NOW until 12:00am Sun

    Winter Weather Advisory

  • Overnight

    Low: 28 °F

    Snow

  • Saturday

    Saturday: Snow, possibly mixed with rain and sleet before 3pm, then rain, possibly mixed with snow. The snow could be heavy at times. High near 38. Southeast wind 11 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 3 to 5 inches possible.

    High: 38 °F

    Heavy Snow
    then Wintry
    Mix

  • Saturday Night

    Saturday Night: Rain likely, possibly mixed with snow before 10pm, then a slight chance of rain between 10pm and 11pm. Cloudy, with a low around 23. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 23 °F

    Rain/Snow
    Likely then
    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly cloudy, with a high near 28. West wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 28 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of snow after noon. Cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: Snow likely. Cloudy, with a low around 19. Chance of precipitation is 70%.

    Low: 19 °F

    Snow Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow, mainly after 4am. Low around 28. Southeast wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than one inch possible.
Saturday
Snow, possibly mixed with rain and sleet before 3pm, then rain, possibly mixed with snow. The snow could be heavy at times. High near 38. Southeast wind 11 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 3 to 5 inches possible.
Saturday Night
Rain likely, possibly mixed with snow before 10pm, then a slight chance of rain between 10pm and 11pm. Cloudy, with a low around 23. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
Mostly cloudy, with a high near 28. West wind 10 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 16. Northwest wind 5 to 8 mph becoming calm in the evening.
Monday
A 20 percent chance of snow after noon. Cloudy, with a high near 30.
Monday Night
Snow likely. Cloudy, with a low around 19. Chance of precipitation is 70%.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
Partly cloudy, with a low around 14.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 14.
Thursday
Partly sunny, with a high near 26.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 37.
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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:
3:16 am CST Nov 29, 2025
Forecast Valid:
3am CST Nov 29, 2025-6pm CST Dec 5, 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