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

57°F

14°C

Humidity 70%
Wind Speed NA
Barometer 30.02 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 4 Nov 10:35 pm CST
Extended Forecast for

3 Miles NNE Granite City IL

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 69. Southwest wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 22 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 38. North wind 5 to 7 mph becoming light and variable in the evening.

    Low: 38 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Light east wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 53. Southeast wind 9 to 11 mph becoming southwest after midnight.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before noon. Mostly sunny, with a high near 71.

    High: 71 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 69. Southwest wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Clear, with a low around 38. North wind 5 to 7 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 65. Light east wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 53. Southeast wind 9 to 11 mph becoming southwest after midnight.
Friday
A 30 percent chance of showers before noon. Mostly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 44.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Sunny, with a high near 44.
Monday Night
Mostly clear, with a low around 27.
Veterans Day
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Granite City IL
 38.75°N 90.11°W (Elev. 417 ft)
Last Update:
10:36 pm CST Nov 4, 2025
Forecast Valid:
10pm CST Nov 4, 2025-6pm CST Nov 11, 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