Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

57°F

14°C

Humidity 72%
Wind Speed W 9 mph
Barometer 29.85 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 4 Nov 5:50 pm CST
Extended Forecast for

Mount Olive IL

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 44. Southwest wind 5 to 8 mph.

    Low: 44 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Increasing clouds, with a high near 60. West wind 6 to 13 mph.

    High: 60 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A slight chance of rain between 9pm and 10pm.  Mostly cloudy, with a low around 42. Northwest wind 3 to 7 mph.  Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. North wind 7 to 11 mph.

    High: 52 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. North wind around 6 mph becoming calm  in the evening.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 32.

    Low: 32 °F

    Clear

Detailed Forecast

Tonight
Cloudy during the early evening, then gradual clearing, with a low around 44. Southwest wind 5 to 8 mph.
Thursday
Increasing clouds, with a high near 60. West wind 6 to 13 mph.
Thursday Night
A slight chance of rain between 9pm and 10pm. Mostly cloudy, with a low around 42. Northwest wind 3 to 7 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 52. North wind 7 to 11 mph.
Friday Night
Mostly clear, with a low around 30. North wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Sunny, with a high near 58.
Sunday Night
Clear, with a low around 32.
Monday
Sunny, with a high near 63.
Monday Night
Clear, with a low around 37.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 38.
Veterans Day
Sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Olive IL
 39.07°N 89.73°W (Elev. 669 ft)
6:21 pm CST Nov 4, 2026
6pm CST Nov 4, 2026-6pm CST Nov 11, 2026
 
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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