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.

Heavy Rain

45°F

7°C

Humidity 97%
Wind Speed NE 6 mph
Barometer 29.85 in
Dewpoint 44°F (7°C)
Visibility 4.00 mi
Wind Chill42°F (6°C)
Last update 15 Feb 4:35 am CST
Extended Forecast for

4 Miles N Greenville IL

  • Overnight

    Overnight: A 20 percent chance of rain before 5am. Cloudy, with a low around 42. Northeast wind around 6 mph.

    Low: 42 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 55. Northeast wind 5 to 10 mph becoming light northwest in the afternoon.

    High: 55 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Fog

  • Washington's Birthday

    Washington's Birthday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 60. Light south wind increasing to 5 to 10 mph in the morning.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. South wind around 7 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of rain before 5am. Cloudy, with a low around 42. Northeast wind around 6 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 55. Northeast wind 5 to 10 mph becoming light northwest in the afternoon.
Sunday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 35. Calm wind.
Washington's Birthday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 60. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 41. South wind around 7 mph.
Tuesday
Mostly cloudy, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
A 30 percent chance of showers after noon. Mostly sunny, with a high near 68.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 38.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 50.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Greenville IL
 38.95°N 89.39°W (Elev. 515 ft)
Last Update:
4:21 am CST Feb 15, 2026
Forecast Valid:
4am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation