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

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

18°F

-8°C

Humidity 45%
Wind Speed N 9 mph
Barometer 30.38 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 30 Jan 2:50 pm CST
Extended Forecast for

Brighton IL

  • This Afternoon

    This Afternoon: A chance of flurries. Sunny and cold, with a high near 17. North wind 9 to 11 mph.

    High: 17 °F

    Chance
    Flurries

  • Tonight

    Tonight: A chance of flurries before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Wind chill values as low as -10. North wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 3 °F

    Chance
    Flurries

  • Saturday

    Saturday: Increasing clouds and cold, with a high near 18. Wind chill values as low as -10. Northwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 18 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 1. Northwest wind 5 to 7 mph becoming south after midnight.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 27. South wind 5 to 8 mph.

    High: 27 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow before noon, then a chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

    High: 36 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

Detailed Forecast

This Afternoon
A chance of flurries. Sunny and cold, with a high near 17. North wind 9 to 11 mph.
Tonight
A chance of flurries before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Wind chill values as low as -10. North wind 8 to 11 mph, with gusts as high as 21 mph.
Saturday
Increasing clouds and cold, with a high near 18. Wind chill values as low as -10. Northwest wind 8 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 1. Northwest wind 5 to 7 mph becoming south after midnight.
Sunday
Partly sunny, with a high near 27. South wind 5 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
A slight chance of snow before noon, then a chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Tuesday Night
A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 20. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 29.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brighton IL
 39.04°N 90.13°W (Elev. 650 ft)
Last Update:
3:16 pm CST Jan 30, 2026
Forecast Valid:
3pm CST Jan 30, 2026-6pm CST Feb 6, 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