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

52°F

11°C

Humidity 44%
Wind Speed Vrbl 6 mph
Barometer 29.64 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 18 Feb 7:45 pm CST
Extended Forecast for

2 Miles NE Granite City IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Southeast wind 3 to 5 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Scattered showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 70. South wind 5 to 10 mph becoming south 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 50%.

    High: 70 °F

    Scattered
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51. West wind 7 to 16 mph, with gusts as high as 25 mph.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. North wind around 6 mph.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow after noon. Mostly sunny, with a high near 45. Chance of precipitation is 20%.

    High: 45 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 50. Southeast wind 3 to 5 mph.
Thursday
Scattered showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 70. South wind 5 to 10 mph becoming south 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 50%.
Thursday Night
Mostly clear, with a low around 38. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.
Friday
Sunny, with a high near 51. West wind 7 to 16 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 31. North wind around 6 mph.
Saturday
A slight chance of rain and snow after noon. Mostly sunny, with a high near 45. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 25.
Sunday
Sunny, with a high near 40.
Sunday Night
Mostly clear, with a low around 21.
Monday
Sunny, with a high near 39.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Granite City IL
 38.73°N 90.11°W (Elev. 417 ft)
Last Update:
7:56 pm CST Feb 18, 2026
Forecast Valid:
8pm CST Feb 18, 2026-6pm CST Feb 25, 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