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

71°F

22°C

Humidity 64%
Wind Speed S 10 mph
Barometer 30.01 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 11 Oct 11:15 am CDT
Extended Forecast for

Alpha IL

  • Today

    Today: Sunny, with a high near 85. South wind around 10 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 88. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 70. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 1am. Partly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Cloudy, with a high near 69. Chance of precipitation is 70%.

    High: 69 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 85. South wind around 10 mph.
Tonight
Increasing clouds, with a low around 66. South wind around 10 mph, with gusts as high as 20 mph.
Columbus Day
Sunny, with a high near 88. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Clear, with a low around 70. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Showers likely, mainly after 1am. Partly cloudy, with a low around 61. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 73.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 56.
Thursday
Showers likely. Cloudy, with a high near 69. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 61. Breezy.
Friday Night
Mostly cloudy, with a low around 39. Breezy.
Saturday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alpha IL
 41.18°N 90.37°W (Elev. 814 ft)
Last Update:
8:52 am CDT Oct 11, 2026
Forecast Valid:
11am CDT Oct 11, 2026-6pm CDT Oct 17, 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