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

27°F

-3°C

Humidity 84%
Wind Speed SW 8 mph
Barometer 29.87 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 6 Feb 12:35 am CST
Extended Forecast for

Saint Peter IL

  • Overnight

    Overnight: Partly cloudy, with a low around 27. Southwest wind 5 to 8 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 41. West wind 9 to 17 mph becoming northwest in the morning. Winds could gust as high as 24 mph.

    High: 41 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. North wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 30. North wind around 6 mph becoming light and variable in the afternoon.

    High: 30 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. Southeast wind 3 to 8 mph.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 27. Southwest wind 5 to 8 mph.
Friday
Increasing clouds, with a high near 41. West wind 9 to 17 mph becoming northwest in the morning. Winds could gust as high as 24 mph.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. North wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 30. North wind around 6 mph becoming light and variable in the afternoon.
Saturday Night
Mostly cloudy, with a low around 21. Southeast wind 3 to 8 mph.
Sunday
Partly sunny, with a high near 45.
Sunday Night
Mostly clear, with a low around 27.
Monday
Sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
A 30 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 59.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37.
Wednesday
A 20 percent chance of rain. Mostly cloudy, with a high near 48.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Thursday
A slight chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Peter IL
 38.86°N 88.83°W (Elev. 574 ft)
Last Update:
12:26 am CST Feb 6, 2026
Forecast Valid:
12am CST Feb 6, 2026-6pm CST Feb 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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