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

36°F

2°C

Humidity 70%
Wind Speed S 10 mph
Barometer 30.02 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 4 Jan 7:50 pm CST
Extended Forecast for

2 Miles NE Granite City IL

  • Tonight

    Tonight: Clear, with a low around 26. South wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Clear

  • Monday

    Monday: Mostly sunny, with a high near 58. South wind 5 to 7 mph.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. Southeast wind around 8 mph becoming southwest after midnight.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Southwest wind 7 to 10 mph becoming west in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37. West wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly after noon. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Rain Likely

Detailed Forecast

Tonight
Clear, with a low around 26. South wind 6 to 9 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 58. South wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 45. Southeast wind around 8 mph becoming southwest after midnight.
Tuesday
Mostly sunny, with a high near 63. Southwest wind 7 to 10 mph becoming west in the afternoon.
Tuesday Night
Mostly clear, with a low around 37. West wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 47.
Thursday
Rain likely, mainly after noon. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Thursday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Friday
A 30 percent chance of rain. Mostly sunny, with a high near 55.
Friday Night
A 20 percent chance of rain. Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Granite City IL
 38.73°N 90.11°W (Elev. 417 ft)
Last Update:
8:32 pm CST Jan 4, 2026
Forecast Valid:
8pm CST Jan 4, 2026-6pm CST Jan 11, 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