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

26°F

-3°C

Humidity 62%
Wind Speed NW 15 G 22 mph
Barometer 30.31 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 22 Feb 3:15 am CST
Extended Forecast for

Smithboro IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 20. Northwest wind around 17 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 31 mph.

    High: 29 °F

    Partly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14. Northwest wind 14 to 18 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 32. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.

    High: 32 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 17. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 17 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 48. Breezy.

    High: 48 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 20. Northwest wind around 17 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 29. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 31 mph.
Sunday Night
Mostly cloudy, with a low around 14. Northwest wind 14 to 18 mph, with gusts as high as 25 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 32. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 17. Calm wind becoming south 5 to 7 mph after midnight.
Tuesday
Mostly cloudy, with a high near 48. Breezy.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36.
Thursday
A 40 percent chance of rain, mainly before noon. Partly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 38.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithboro IL
 38.9°N 89.34°W (Elev. 564 ft)
Last Update:
1:41 am CST Feb 22, 2026
Forecast Valid:
3am CST Feb 22, 2026-6pm CST Feb 28, 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