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.

Fair

59°F

15°C

Humidity 94%
Wind Speed SE 5 mph
Barometer 29.90 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 1 Apr 1:35 am CDT
Extended Forecast for

2 Miles NE Granite City IL

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm. Cloudy, with a low around 59. North wind 3 to 5 mph. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 3pm, then showers and thunderstorms likely, mainly after 4pm. High near 70. Northeast wind 5 to 8 mph. Chance of precipitation is 90%.

    High: 70 °F

    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 63. East wind 8 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%.

    Low: 63 °F

    T-storms
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 78. Breezy, with a south wind 16 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 80%.

    High: 78 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 63. South wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.

    Low: 55 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 59. North wind 3 to 5 mph. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm before 3pm, then showers and thunderstorms likely, mainly after 4pm. High near 70. Northeast wind 5 to 8 mph. Chance of precipitation is 90%.
Wednesday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 63. East wind 8 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 78. Breezy, with a south wind 16 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 63. South wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.
Friday Night
Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 90%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 57.
Sunday Night
Clear, with a low around 36.
Monday
Sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 62.
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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:
1:30 am CDT Apr 1, 2026
Forecast Valid:
1am CDT Apr 1, 2026-6pm CDT Apr 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