National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

Overcast and Breezy

67°F

19°C

Humidity 77%
Wind Speed S 23 G 33 mph
Barometer 29.60 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 8 Jan 10:35 pm CST
Extended Forecast for

Saint Peter IL

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Breezy, with a south wind 17 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.

    Low: 49 °F

    Breezy.
    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a temperature falling to around 49 by 9am. West wind 12 to 17 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 55 °F⇓

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 40. Light northeast wind.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain before 9am. Cloudy through mid morning, then gradual clearing, with a high near 44. West wind 5 to 15 mph.

    High: 44 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. West wind 9 to 15 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Breezy, with a south wind 17 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.
Friday
Mostly cloudy, with a temperature falling to around 49 by 9am. West wind 12 to 17 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A 20 percent chance of rain after 3am. Mostly cloudy, with a low around 40. Light northeast wind.
Saturday
A 30 percent chance of rain before 9am. Cloudy through mid morning, then gradual clearing, with a high near 44. West wind 5 to 15 mph.
Saturday Night
Partly cloudy, with a low around 23. West wind 9 to 15 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 33.
Sunday Night
Mostly clear, with a low around 23.
Monday
Sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 36.
Wednesday
A 20 percent chance of rain. Mostly cloudy, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Peter IL
 38.86°N 88.85°W (Elev. 574 ft)
Last Update:
10:31 pm CST Jan 8, 2026
Forecast Valid:
10pm CST Jan 8, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation