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Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

28°F

-2°C

Humidity 79%
Wind Speed N 8 mph
Barometer 30.29 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 1 Mar 4:35 am CST
Extended Forecast for

2 Miles NE Granite City IL

Winter Weather Advisory March 1, 06:00pm until March 2, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Increasing clouds, with a high near 49. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 49 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain, snow, and sleet before 2am, then rain, possibly mixed with snow between 2am and 3am, then rain likely after 3am. Low around 33. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    Low: 33 °F

    Wintry Mix

  • Monday

    Monday: A chance of rain, mainly before 9am, then a slight chance of showers after noon. Cloudy, with a high near 47. East wind 7 to 10 mph. Chance of precipitation is 40%.

    High: 47 °F

    Chance Rain

  • Monday Night

    Monday Night: Showers. Low around 42. East wind around 7 mph. Chance of precipitation is 80%.

    Low: 42 °F

    Showers

  • Tuesday

    Tuesday: Showers, mainly before noon. High near 64. South wind 7 to 10 mph. Chance of precipitation is 80%.

    High: 64 °F

    Showers then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely. Cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 69. Chance of precipitation is 80%.

    High: 69 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before noon. Partly sunny, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely

Detailed Forecast

Today
Increasing clouds, with a high near 49. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.
Tonight
Rain, snow, and sleet before 2am, then rain, possibly mixed with snow between 2am and 3am, then rain likely after 3am. Low around 33. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Monday
A chance of rain, mainly before 9am, then a slight chance of showers after noon. Cloudy, with a high near 47. East wind 7 to 10 mph. Chance of precipitation is 40%.
Monday Night
Showers. Low around 42. East wind around 7 mph. Chance of precipitation is 80%.
Tuesday
Showers, mainly before noon. High near 64. South wind 7 to 10 mph. Chance of precipitation is 80%.
Tuesday Night
Showers likely. Cloudy, with a low around 56. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 69. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
Showers likely, mainly before noon. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Saturday
Showers likely. Cloudy, with a high near 64. Chance of precipitation is 60%.
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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:
4:41 am CST Mar 1, 2026
Forecast Valid:
4am CST Mar 1, 2026-6pm CST Mar 7, 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