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

42°F

6°C

Humidity 85%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 19 Apr 2:15 am CDT
Extended Forecast for

4 Miles N Smithboro IL

  • Overnight

    Overnight: Clear, with a low around 36. Light west wind.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, increasing clouds, with a high near 63. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 63 °F

    Areas Frost
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. North wind 5 to 9 mph becoming light after midnight.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 62. Calm wind becoming south around 6 mph in the afternoon.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Southeast wind 5 to 8 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 36. Light west wind.
Sunday
Areas of frost before 8am. Otherwise, increasing clouds, with a high near 63. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Partly cloudy, with a low around 36. North wind 5 to 9 mph becoming light after midnight.
Monday
Sunny, with a high near 62. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 47. Southeast wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 79.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Smithboro IL
 38.95°N 89.33°W (Elev. 548 ft)
Last Update:
1:25 am CDT Apr 19, 2026
Forecast Valid:
2am CDT Apr 19, 2026-6pm CDT Apr 25, 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