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.

Overcast and Breezy

39°F

4°C

Humidity 56%
Wind Speed NW 21 G 32 mph
Barometer 30.16 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 10 Jan 8:50 pm CST
Extended Forecast for

4 Miles N Trenton IL

  • Tonight

    Tonight: A slight chance of rain before midnight, then a chance of flurries between midnight and 5am. Mostly cloudy early, then gradual clearing, with a low around 26. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain then
    Chance
    Flurries and
    Blustery

  • Sunday

    Sunday: Sunny, with a high near 38. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 26. Calm wind becoming southwest 5 to 7 mph after midnight.

    Low: 26 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 50. Southwest wind 6 to 10 mph.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. Southwest wind 5 to 9 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 43.

    High: 43 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain before midnight, then a chance of flurries between midnight and 5am. Mostly cloudy early, then gradual clearing, with a low around 26. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 38. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 33 mph.
Sunday Night
Clear, with a low around 26. Calm wind becoming southwest 5 to 7 mph after midnight.
Monday
Sunny, with a high near 50. Southwest wind 6 to 10 mph.
Monday Night
Partly cloudy, with a low around 35. Southwest wind 5 to 9 mph.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Trenton IL
 38.67°N 89.69°W (Elev. 502 ft)
Last Update:
9:26 pm CST Jan 10, 2026
Forecast Valid:
9pm CST Jan 10, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation