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

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

52°F

11°C

Humidity 36%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 2 May 7:55 pm CDT
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: Increasing clouds, with a low around 42. South southwest wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 71. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 29 mph.

    High: 71 °F

    Chance
    Showers then
    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. West wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. Southwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. Southwest wind 7 to 10 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Mostly cloudy, with a high near 57. North northeast wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 40. North wind 3 to 7 mph. Winds could gust as high as 17 mph.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 42. South southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Sunday
A 30 percent chance of showers, mainly before 8am. Partly sunny, with a high near 71. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 46. West wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 78. Southwest wind 6 to 13 mph, with gusts as high as 22 mph.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 50. Southwest wind 7 to 10 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers likely. Mostly cloudy, with a high near 57. North northeast wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 40. North wind 3 to 7 mph. Winds could gust as high as 17 mph.
Wednesday
Mostly cloudy, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.96°N 90.36°W (Elev. 791 ft)
Last Update:
7:36 pm CDT May 2, 2026
Forecast Valid:
8pm CDT May 2, 2026-6pm CDT May 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation