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

34°F

1°C

Humidity 94%
Wind Speed SW 7 mph
Barometer 30.08 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 12 Jan 7:55 pm CST
Extended Forecast for

Saint Augustine IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. South southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. West wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Northwest wind 9 to 16 mph, with gusts as high as 28 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a temperature falling to around 25 by 5pm. Breezy, with a north northwest wind 16 to 23 mph, with gusts as high as 34 mph.

    High: 32 °F⇓

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 13. North northwest wind 8 to 14 mph, with gusts as high as 28 mph.

    Low: 13 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 28. North northwest wind 6 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 22. South southwest wind 7 to 11 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: A 40 percent chance of snow after noon. Mostly cloudy, with a high near 37.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. South southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 52. West wind 11 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly cloudy, with a low around 31. Northwest wind 9 to 16 mph, with gusts as high as 28 mph.
Wednesday
Partly sunny, with a temperature falling to around 25 by 5pm. Breezy, with a north northwest wind 16 to 23 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly clear, with a low around 13. North northwest wind 8 to 14 mph, with gusts as high as 28 mph.
Thursday
Mostly sunny, with a high near 28. North northwest wind 6 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 22. South southwest wind 7 to 11 mph, with gusts as high as 23 mph.
Friday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 37.
Friday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 13.
Saturday
Mostly cloudy, with a high near 20.
Saturday Night
Partly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 18.
Sunday Night
Partly cloudy, with a low around 7.
M.L.King Day
Mostly sunny, with a high near 26.
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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:
6:36 pm CST Jan 12, 2026
Forecast Valid:
8pm CST Jan 12, 2026-6pm CST Jan 19, 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