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.

Overcast

47°F

8°C

Humidity 43%
Wind Speed SE 7 mph
Barometer 30.34 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 29 Mar 1:15 am CDT
Extended Forecast for

4 Miles N Greenville IL

  • Overnight

    Overnight: Cloudy, with a low around 37. South wind around 7 mph.

    Low: 37 °F

    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 67. South wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 67 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 54. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 11 to 18 mph, with gusts as high as 25 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. South wind around 16 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. Breezy.

    High: 81 °F

    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm before 1am, then rain between 1am and 4am, then rain and possibly a thunderstorm after 4am. Low around 50. Chance of precipitation is 80%.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: Rain likely and possibly a thunderstorm before 1pm, then a chance of rain and thunderstorms after 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Cloudy, with a low around 45. Chance of precipitation is 70%.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Overnight
Cloudy, with a low around 37. South wind around 7 mph.
Sunday
Partly sunny, with a high near 67. South wind 6 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 54. South wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 11 to 18 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 63. South wind around 16 mph, with gusts as high as 25 mph.
Tuesday
A 40 percent chance of rain and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. Breezy.
Tuesday Night
Rain likely and possibly a thunderstorm before 1am, then rain between 1am and 4am, then rain and possibly a thunderstorm after 4am. Low around 50. Chance of precipitation is 80%.
Wednesday
Rain likely and possibly a thunderstorm before 1pm, then a chance of rain and thunderstorms after 1pm. Mostly cloudy, with a high near 56. Chance of precipitation is 70%.
Wednesday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1am. Cloudy, with a low around 45. Chance of precipitation is 70%.
Thursday
Rain likely and possibly a thunderstorm. Cloudy, with a high near 63. Chance of precipitation is 70%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 73.
Friday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
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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:
1:26 am CDT Mar 29, 2026
Forecast Valid:
1am CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
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