National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

28°F

-2°C

Humidity 69%
Wind Speed Calm
Barometer 30.53 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 21 Dec 9:50 am CST
Extended Forecast for

Gillespie IL

  • Today

    Today: Sunny, with a high near 35. Northeast wind around 5 mph becoming calm in the morning.

    High: 35 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 23. Calm wind becoming southeast around 6 mph after midnight.

    Low: 23 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 40. South wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 40 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 31. South wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Increasing
    Clouds

  • Monday

    Monday: A 20 percent chance of rain after noon. Cloudy, with a high near 47. Southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 47 °F

    Cloudy then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after noon. Cloudy, with a high near 45.

    High: 45 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Christmas Day

    Christmas Day: A 40 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 35. Northeast wind around 5 mph becoming calm in the morning.
Tonight
Mostly clear, with a low around 23. Calm wind becoming southeast around 6 mph after midnight.
Sunday
Sunny, with a high near 40. South wind 7 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Increasing clouds, with a low around 31. South wind 11 to 13 mph, with gusts as high as 21 mph.
Monday
A 20 percent chance of rain after noon. Cloudy, with a high near 47. Southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 33.
Tuesday
A 30 percent chance of rain, mainly after noon. Cloudy, with a high near 45.
Tuesday Night
A 50 percent chance of rain. Cloudy, with a low around 38.
Christmas Day
A 40 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 47.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 41.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 52.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 45.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 54.
Click Map For Forecast
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Gillespie IL
 39.12°N 89.81°W (Elev. 653 ft)
Last Update:
8:07 am CST Dec 21, 2024
Forecast Valid:
10am CST Dec 21, 2024-6pm CST Dec 27, 2024
 
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