Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

72°F

22°C

Humidity 94%
Wind Speed S 6 mph
Barometer 29.84 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 18 Jun 6:50 am CDT
Extended Forecast for

East Alton IL

  • Today

    Today: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 85. West wind 8 to 17 mph, with gusts as high as 24 mph.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight.  Mostly cloudy, with a low around 67. Southwest wind 7 to 11 mph.  Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 85. Northwest wind 7 to 9 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. Light and variable wind.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91. Calm wind becoming south 5 to 9 mph in the morning.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. West wind 8 to 17 mph, with gusts as high as 24 mph.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 67. Southwest wind 7 to 11 mph. Chance of precipitation is 40%.
Juneteenth
Sunny, with a high near 85. Northwest wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 68. Light and variable wind.
Friday
Sunny, with a high near 91. Calm wind becoming south 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 95.
Saturday Night
Mostly clear, with a low around 77.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 76.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
East Alton IL
 38.88°N 90.11°W (Elev. 436 ft)
5:21 am CDT Jun 18, 2025
7am CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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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