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.

Overcast

23°F

-5°C

Humidity 99%
Wind Speed SW 9 mph
Barometer NA
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 2 Dec 12:35 pm CST
Extended Forecast for

Altona IL

  • This Afternoon

    This Afternoon: Cloudy, with a high near 25. Southwest wind 7 to 9 mph, with gusts as high as 16 mph.

    High: 25 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 19. South wind 8 to 13 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Scattered snow showers, mainly after noon. Cloudy, with a high near 34. Southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    High: 34 °F

    Isolated Snow
    Showers then
    Scattered
    Snow Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -3. Wind chill values between -5 and -15. North northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: -3 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 12. North northwest wind around 6 mph becoming calm in the morning.

    High: 12 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -2. Calm wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 17 mph.

    Low: -2 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 27. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 25. Southwest wind 7 to 9 mph, with gusts as high as 16 mph.
Tonight
Mostly cloudy, with a low around 19. South wind 8 to 13 mph, with gusts as high as 25 mph.
Wednesday
Scattered snow showers, mainly after noon. Cloudy, with a high near 34. Southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Wednesday Night
Partly cloudy, with a low around -3. Wind chill values between -5 and -15. North northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 12. North northwest wind around 6 mph becoming calm in the morning.
Thursday Night
Mostly clear, with a low around -2. Calm wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 17 mph.
Friday
Partly sunny, with a high near 27. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.
Friday Night
Mostly cloudy, with a low around 16.
Saturday
Partly sunny, with a high near 29.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Sunday
Partly sunny, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 7.
Monday
Mostly cloudy, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Altona IL
 41.11°N 90.15°W (Elev. 748 ft)
Last Update:
11:16 am CST Dec 2, 2025
Forecast Valid:
12pm CST Dec 2, 2025-6pm CST Dec 8, 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