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

36°F

2°C

Humidity 48%
Wind Speed W 8 mph
Barometer 30.50 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 11 Jan 1:50 pm CST
Extended Forecast for

5 Miles N Aviston IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 38. West wind 6 to 11 mph.

    High: 38 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 25. Light and variable wind becoming southwest 5 to 7 mph in the evening.

    Low: 25 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 50. Southwest wind 6 to 11 mph.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Southwest wind 3 to 7 mph.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. West wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow after noon. Mostly cloudy, with a high near 42. Breezy. Chance of precipitation is 20%.

    High: 42 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19. Blustery.

    Low: 19 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 38. West wind 6 to 11 mph.
Tonight
Clear, with a low around 25. Light and variable wind becoming southwest 5 to 7 mph in the evening.
Monday
Sunny, with a high near 50. Southwest wind 6 to 11 mph.
Monday Night
Mostly clear, with a low around 35. Southwest wind 3 to 7 mph.
Tuesday
Partly sunny, with a high near 59. West wind 8 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 38.
Wednesday
A slight chance of rain and snow after noon. Mostly cloudy, with a high near 42. Breezy. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 19. Blustery.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 42.
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:
5 Miles N Aviston IL
 38.67°N 89.6°W (Elev. 476 ft)
Last Update:
2:16 pm CST Jan 11, 2026
Forecast Valid:
2pm CST Jan 11, 2026-6pm CST Jan 17, 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