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

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Mostly Cloudy

67°F

19°C

Humidity 91%
Wind Speed N 13 mph
Barometer 29.83 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 1 Aug 8:35 pm CDT
Extended Forecast for

Saint Augustine IL

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 63. North wind 10 to 17 mph, with gusts as high as 26 mph.

    Low: 63 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 81. North wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. North wind 5 to 7 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 61. Calm wind.

    Low: 61 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 63. North wind 10 to 17 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 81. North wind 10 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 60. North wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 82. Calm wind.
Monday Night
Clear, with a low around 61. Calm wind.
Tuesday
Sunny, with a high near 84. Calm wind.
Tuesday Night
Partly cloudy, with a low around 64. Calm wind.
Wednesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Thursday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine IL
 40.7°N 90.43°W (Elev. 551 ft)
Last Update:
8:36 pm CDT Aug 1, 2026
Forecast Valid:
8pm CDT Aug 1, 2026-6pm CDT Aug 8, 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