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.

Rain

62°F

17°C

Humidity 93%
Wind Speed SW 9 mph
Barometer 29.81 in
Dewpoint 60°F (16°C)
Visibility 7.00 mi
Last update 18 Apr 1:35 am CDT
Extended Forecast for

2 Miles NE Granite City IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 49. West wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.

    Low: 49 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 58. Northwest wind 15 to 17 mph, with gusts as high as 25 mph.

    High: 58 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 42. Northwest wind 6 to 11 mph becoming light and variable after midnight.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 24 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Northwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 49. West wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Saturday
A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 58. Northwest wind 15 to 17 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 42. Northwest wind 6 to 11 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 68. Light southwest wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 24 mph.
Sunday Night
Mostly clear, with a low around 41. Northwest wind 5 to 8 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 79. Chance of precipitation is 70%.
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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:
1:26 am CDT Apr 18, 2026
Forecast Valid:
2am CDT Apr 18, 2026-6pm CDT Apr 24, 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