Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

61°F

16°C

Humidity 45%
Wind Speed NW 5 mph
Barometer 30.27 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 3 Nov 11:50 am CST
Extended Forecast for

Brighton IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 62. Northwest wind 6 to 9 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. North wind around 5 mph becoming calm.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. South wind 6 to 16 mph, with gusts as high as 24 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71. Southwest wind 7 to 11 mph becoming north in the afternoon.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after midnight.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A 20 percent chance of rain before noon.  Mostly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Rain then
    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 62. Northwest wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 40. North wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 71. South wind 6 to 16 mph, with gusts as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around 51. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 71. Southwest wind 7 to 11 mph becoming north in the afternoon.
Wednesday Night
Clear, with a low around 41.
Thursday
Sunny, with a high near 67.
Thursday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 55.
Friday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Brighton IL
 39.04°N 90.13°W (Elev. 650 ft)
10:56 am CST Nov 3, 2025
12pm CST Nov 3, 2025-6pm CST Nov 9, 2025
 
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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