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

46°F

8°C

Humidity 66%
Wind Speed NW 15 G 23 mph
Barometer 29.86 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 15 Nov 11:15 pm CST
Extended Forecast for

Altona IL

  • Tonight

    Tonight: Clear, with a low around 34. North northwest wind 9 to 15 mph, with gusts as high as 26 mph.

    Low: 34 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 52. North northwest wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. West northwest wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 53. Calm wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Rain likely. Mostly cloudy, with a low around 42. East southeast wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 53. East southeast wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 53 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. East northeast wind 6 to 8 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Clear, with a low around 34. North northwest wind 9 to 15 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 52. North northwest wind 7 to 11 mph, with gusts as high as 17 mph.
Sunday Night
Mostly clear, with a low around 31. West northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 53. Calm wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Monday Night
Rain likely. Mostly cloudy, with a low around 42. East southeast wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly cloudy, with a high near 53. East southeast wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 37. East northeast wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 41.
Thursday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 44.
Friday
A chance of rain. Mostly cloudy, with a high near 56.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37.
Saturday
Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altona IL
 41.11°N 90.17°W (Elev. 725 ft)
Last Update:
10:31 pm CST Nov 15, 2025
Forecast Valid:
11pm CST Nov 15, 2025-6pm CST Nov 22, 2025
 
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