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 75%
Wind Speed NE 7 mph
Barometer 30.11 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 8 May 11:55 pm CDT
Extended Forecast for

Gillespie IL

  • Overnight

    Overnight: Mostly clear, with a low around 46. Northeast wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. Northeast wind 8 to 10 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Northeast wind 3 to 5 mph.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74. Calm wind becoming northeast around 6 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 46. Northeast wind 8 to 10 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 68. Northeast wind 8 to 10 mph.
Friday Night
Mostly clear, with a low around 44. Northeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 74. Calm wind becoming northeast around 6 mph.
Saturday Night
Mostly clear, with a low around 51. Light and variable wind.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 55.
Monday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 77.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 20%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 75. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gillespie IL
 39.12°N 89.81°W (Elev. 653 ft)
Last Update:
10:22 pm CDT May 8, 2025
Forecast Valid:
12am CDT May 9, 2025-6pm CDT May 15, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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