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.

Overcast

28°F

-2°C

Humidity 78%
Wind Speed N 9 mph
Barometer 30.25 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 3 Feb 12:15 pm CST
Extended Forecast for

Saint Augustine IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 32. North wind around 8 mph.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 11. North wind around 6 mph becoming calm in the evening.

    Low: 11 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 29. Calm wind becoming north northwest around 5 mph.

    High: 29 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 14. Calm wind.

    Low: 14 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 39. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Southwest wind 8 to 11 mph becoming west northwest after midnight. Winds could gust as high as 21 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 32. North wind around 8 mph.
Tonight
Partly cloudy, with a low around 11. North wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 29. Calm wind becoming north northwest around 5 mph.
Wednesday Night
Increasing clouds, with a low around 14. Calm wind.
Thursday
Partly sunny, with a high near 39. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 30. Southwest wind 8 to 11 mph becoming west northwest after midnight. Winds could gust as high as 21 mph.
Friday
Mostly sunny, with a high near 45. Northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 40.
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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:
11:37 am CST Feb 3, 2026
Forecast Valid:
12pm CST Feb 3, 2026-6pm CST Feb 9, 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