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.

Fair

37°F

3°C

Humidity 66%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 10 Jan 6:35 pm CST
Extended Forecast for

Saint Peter IL

  • Tonight

    Tonight: A chance of rain and snow showers before 11pm, then a chance of flurries after 1am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 25. Blustery, with a southwest wind 7 to 12 mph becoming northwest 16 to 21 mph in the evening. Winds could gust as high as 38 mph. Chance of precipitation is 50%.

    Low: 25 °F

    Blustery.
    Chance
    Rain/Snow
    then Chance
    Flurries

  • Sunday

    Sunday: Sunny, with a high near 36. Breezy, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 36 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 25. Calm wind becoming southwest 5 to 7 mph after midnight.

    Low: 25 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 48. Southwest wind 6 to 11 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Southwest wind 5 to 10 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of rain and snow showers before 11pm, then a chance of flurries after 1am. Mostly clear during the early evening, then becoming mostly cloudy, with a low around 25. Blustery, with a southwest wind 7 to 12 mph becoming northwest 16 to 21 mph in the evening. Winds could gust as high as 38 mph. Chance of precipitation is 50%.
Sunday
Sunny, with a high near 36. Breezy, with a northwest wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 37 mph.
Sunday Night
Clear, with a low around 25. Calm wind becoming southwest 5 to 7 mph after midnight.
Monday
Sunny, with a high near 48. Southwest wind 6 to 11 mph.
Monday Night
Partly cloudy, with a low around 34. Southwest wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 35.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 40.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Peter IL
 38.86°N 88.83°W (Elev. 574 ft)
Last Update:
4:41 pm CST Jan 10, 2026
Forecast Valid:
6pm CST Jan 10, 2026-6pm CST Jan 17, 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