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

66°F

19°C

Humidity 43%
Wind Speed NE 6 mph
Barometer 30.17 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 May 7:15 pm CDT
Extended Forecast for

3 Miles N Galesburg IL

  • Tonight

    Tonight: Increasing clouds, with a low around 45. East northeast wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 70. East wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. East wind around 11 mph, with gusts as high as 23 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 66. East wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 53. East wind 5 to 10 mph becoming light east northeast after midnight. Winds could gust as high as 21 mph.

    Low: 53 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 76. East wind 5 to 8 mph becoming southwest in the afternoon.

    High: 76 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. West southwest wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 45. East northeast wind 6 to 9 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 70. East wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 49. East wind around 11 mph, with gusts as high as 23 mph.
Friday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 66. East wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 53. East wind 5 to 10 mph becoming light east northeast after midnight. Winds could gust as high as 21 mph.
Saturday
Partly sunny, with a high near 76. East wind 5 to 8 mph becoming southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 55. West southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 55.
Memorial Day
Partly sunny, with a high near 83.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Partly sunny, with a high near 84.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 62.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Galesburg IL
 40.98°N 90.38°W (Elev. 751 ft)
Last Update:
6:36 pm CDT May 20, 2026
Forecast Valid:
7pm CDT May 20, 2026-6pm CDT May 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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