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

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

64°F

18°C

Humidity 83%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Oct 8:50 pm CDT
Extended Forecast for

Sawyerville IL

  • Tonight

    Tonight: Partly cloudy, with a low around 56. East wind 3 to 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Southeast wind 7 to 9 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Southeast wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 80. South wind 8 to 11 mph.

    High: 80 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 62. South wind 7 to 9 mph.

    Low: 62 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%.

    High: 78 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 63.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. East wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 81. Southeast wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 55. Southeast wind 7 to 9 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 80. South wind 8 to 11 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 62. South wind 7 to 9 mph.
Saturday
Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%.
Saturday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 63.
Sunday Night
Clear, with a low around 41.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 48.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 73.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sawyerville IL
 39.07°N 89.81°W (Elev. 600 ft)
Last Update:
7:21 pm CDT Oct 15, 2025
Forecast Valid:
9pm CDT Oct 15, 2025-6pm CDT Oct 22, 2025
 
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