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.

Fog/Mist

73°F

23°C

Humidity 100%
Wind Speed NA
Barometer 30.02 in
Dewpoint 73°F (23°C)
Visibility 3.00 mi
Last update 15 Oct 10:35 am CDT
Extended Forecast for

3 Miles NNE Greenville IL

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. Patchy fog before 11am. High near 80. Southeast wind 6 to 10 mph becoming south in the afternoon. Chance of precipitation is 80%.

    High: 80 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then scattered showers between 1am and 3am. Increasing clouds, with a low around 46. Southwest wind 10 to 16 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

  • Friday

    Friday: Mostly cloudy through mid morning, then becoming sunny, with a high near 56. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 28 mph.

    High: 56 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 36. North wind 9 to 16 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 60. North wind 5 to 7 mph becoming calm in the afternoon.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. Patchy fog before 11am. High near 80. Southeast wind 6 to 10 mph becoming south in the afternoon. Chance of precipitation is 80%.
Tonight
Showers and thunderstorms likely before 1am, then scattered showers between 1am and 3am. Increasing clouds, with a low around 46. Southwest wind 10 to 16 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%.
Friday
Mostly cloudy through mid morning, then becoming sunny, with a high near 56. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 36. North wind 9 to 16 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 60. North wind 5 to 7 mph becoming calm in the afternoon.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Greenville IL
 38.93°N 89.39°W (Elev. 499 ft)
Last Update:
9:16 am CDT Oct 15, 2026
Forecast Valid:
10am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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