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

39°F

4°C

Humidity 84%
Wind Speed S 8 mph
Barometer 29.88 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 9 Feb 10:55 pm CST
Extended Forecast for

Saint Augustine IL

  • Tonight

    Tonight: Mostly clear, with a low around 36. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 18 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49. North northwest wind 9 to 17 mph, with gusts as high as 28 mph.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 46. North northwest wind 3 to 7 mph.

    High: 46 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 29. Calm wind.

    Low: 29 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, with a high near 44. Calm wind becoming southeast around 6 mph in the morning.

    High: 44 °F

    Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 28. East southeast wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 36. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 49. North northwest wind 9 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 25. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 46. North northwest wind 3 to 7 mph.
Wednesday Night
Increasing clouds, with a low around 29. Calm wind.
Thursday
Cloudy, with a high near 44. Calm wind becoming southeast around 6 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 28. East southeast wind around 6 mph.
Friday
Partly sunny, with a high near 45.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
A chance of rain and snow before noon, then a chance of rain. Cloudy, with a high near 44. Chance of precipitation is 50%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 30.
Sunday
A chance of rain. Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 29.
Washington's Birthday
Partly sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine IL
 40.72°N 90.42°W (Elev. 600 ft)
Last Update:
9:36 pm CST Feb 9, 2026
Forecast Valid:
11pm CST Feb 9, 2026-6pm CST Feb 16, 2026
 
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