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.

Fair

64°F

18°C

Humidity 32%
Wind Speed SE 9 mph
Barometer 30.09 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 6 Nov 1:35 pm CST
Extended Forecast for

Greenville IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 63. Southeast wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between 1am and 5am. Mostly cloudy, with a low around 51. Southeast wind 9 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 71. West wind 8 to 13 mph.

    High: 71 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. West wind around 6 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of rain after noon. Partly sunny, with a high near 65. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 65 °F

    Partly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 63. Southeast wind 11 to 14 mph, with gusts as high as 21 mph.
Tonight
A 30 percent chance of rain, mainly between 1am and 5am. Mostly cloudy, with a low around 51. Southeast wind 9 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 71. West wind 8 to 13 mph.
Friday Night
Mostly clear, with a low around 41. West wind around 6 mph becoming calm in the evening.
Saturday
A 30 percent chance of rain after noon. Partly sunny, with a high near 65. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Saturday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly clear, with a low around 22.
Monday
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 24.
Veterans Day
Mostly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenville IL
 38.88°N 89.39°W (Elev. 538 ft)
Last Update:
11:36 am CST Nov 6, 2025
Forecast Valid:
1pm CST Nov 6, 2025-6pm CST Nov 12, 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