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.

Overcast

73°F

23°C

Humidity 92%
Wind Speed NA
Barometer 30.06 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 14 Oct 11:35 am CDT
Extended Forecast for

Saint Peter IL

  • Today

    Today: A chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers. Cloudy, with a high near 76. West wind around 5 mph becoming light and variable in the afternoon. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms, then a chance of showers after 4am. Cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%.

    Low: 65 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. Light and variable wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Southwest wind 7 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 57. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 30 mph.

    High: 57 °F

    Mostly Cloudy
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers. Cloudy, with a high near 76. West wind around 5 mph becoming light and variable in the afternoon. Chance of precipitation is 40%.
Tonight
A slight chance of showers and thunderstorms, then a chance of showers after 4am. Cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. Light and variable wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51. Southwest wind 7 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday
Mostly cloudy, with a high near 57. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Sunny, with a high near 61.
Saturday Night
Clear, with a low around 37.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 70.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Peter IL
 38.86°N 88.85°W (Elev. 574 ft)
Last Update:
11:31 am CDT Oct 14, 2026
Forecast Valid:
11am CDT Oct 14, 2026-6pm CDT Oct 20, 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