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

65°F

18°C

Humidity 48%
Wind Speed SW 13 mph
Barometer 29.95 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 16 Feb 12:15 pm CST
Extended Forecast for

Galesburg IL

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 64. Southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. South wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of sprinkles after 3pm. Cloudy, with a high near 61. South southeast wind 7 to 17 mph, with gusts as high as 32 mph.

    High: 61 °F

    Chance
    Sprinkles

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. South southeast wind 15 to 18 mph becoming southwest after midnight. Winds could gust as high as 33 mph.

    Low: 50 °F

    Chance Rain

  • Wednesday

    Wednesday: Sunny, with a high near 66. West wind 10 to 17 mph, with gusts as high as 29 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. West southwest wind 6 to 8 mph becoming east after midnight. Winds could gust as high as 16 mph.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely after noon. Partly sunny, with a high near 65. East wind 7 to 14 mph becoming south in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Partly Sunny
    then Rain
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Partly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Friday

    Friday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Washington's Birthday
Sunny, with a high near 64. Southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 42. South wind 6 to 8 mph, with gusts as high as 17 mph.
Tuesday
A chance of sprinkles after 3pm. Cloudy, with a high near 61. South southeast wind 7 to 17 mph, with gusts as high as 32 mph.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. South southeast wind 15 to 18 mph becoming southwest after midnight. Winds could gust as high as 33 mph.
Wednesday
Sunny, with a high near 66. West wind 10 to 17 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly cloudy, with a low around 41. West southwest wind 6 to 8 mph becoming east after midnight. Winds could gust as high as 16 mph.
Thursday
Rain likely after noon. Partly sunny, with a high near 65. East wind 7 to 14 mph becoming south in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of rain. Partly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
12:12 pm CST Feb 16, 2026
Forecast Valid:
12pm CST Feb 16, 2026-6pm CST Feb 22, 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