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

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

11°F

-12°C

Humidity 99%
Wind Speed S 3 mph
Barometer 30.26 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 5 Feb 1:35 am CST
Extended Forecast for

Saint Augustine IL

  • Overnight

    Overnight: Increasing clouds, with a low around 10. Light west southwest wind.

    Low: 10 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 39. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 27. West wind 5 to 11 mph, with gusts as high as 22 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 45. Breezy, with a north northwest wind 14 to 22 mph, with gusts as high as 33 mph.

    High: 45 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 17. North northwest wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 26 mph.

    Low: 17 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 33. Northeast wind 5 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.

    High: 33 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24. South southeast wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Increasing clouds, with a low around 10. Light west southwest wind.
Thursday
Mostly cloudy, with a high near 39. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 27. West wind 5 to 11 mph, with gusts as high as 22 mph.
Friday
Partly sunny, with a high near 45. Breezy, with a north northwest wind 14 to 22 mph, with gusts as high as 33 mph.
Friday Night
Partly cloudy, with a low around 17. North northwest wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 26 mph.
Saturday
Increasing clouds, with a high near 33. Northeast wind 5 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.
Saturday Night
Mostly cloudy, with a low around 24. South southeast wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 47.
Sunday Night
Mostly clear, with a low around 28.
Monday
Mostly sunny, with a high near 55.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 55.
Tuesday Night
A chance of rain. Mostly clear, with a low around 33.
Wednesday
A chance of rain. Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine IL
 40.72°N 90.42°W (Elev. 600 ft)
Last Update:
1:46 am CST Feb 5, 2026
Forecast Valid:
1am CST Feb 5, 2026-6pm CST Feb 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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