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 98%
Wind Speed NA
Barometer 29.95 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Jun 2:15 am CDT
Extended Forecast for

Greenville IL

  • Overnight

    Overnight: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Light and variable wind.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. Light southeast wind.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 100%.

    High: 81 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 90%.

    Low: 65 °F

    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Calm wind.
Juneteenth
Sunny, with a high near 81. Light and variable wind.
Friday Night
Mostly cloudy, with a low around 63. Calm wind.
Saturday
Mostly sunny, with a high near 83. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 65. Light southeast wind.
Sunday
Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 100%.
Sunday Night
Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 90%.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenville IL
 38.9°N 89.39°W (Elev. 591 ft)
Last Update:
2:06 am CDT Jun 19, 2026
Forecast Valid:
2am CDT Jun 19, 2026-6pm CDT Jun 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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