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

35°F

2°C

Humidity 59%
Wind Speed S 20 G 26 mph
Barometer 29.67 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 24 Feb 11:15 am CST
Extended Forecast for

Altona IL

  • Today

    Today: Mostly cloudy, with a high near 48. Breezy, with a south wind 13 to 21 mph, with gusts as high as 33 mph.

    High: 48 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 24. West northwest wind 9 to 13 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 40. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Snow likely, mainly between 10pm and midnight. Mostly cloudy, with a low around 24. Light and variable wind becoming northeast 5 to 7 mph in the evening. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Snow Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 43. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. West wind 5 to 8 mph becoming south southwest after midnight. Winds could gust as high as 16 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61. South southwest wind 9 to 17 mph, with gusts as high as 25 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 48. Breezy, with a south wind 13 to 21 mph, with gusts as high as 33 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 24. West northwest wind 9 to 13 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 40. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
Snow likely, mainly between 10pm and midnight. Mostly cloudy, with a low around 24. Light and variable wind becoming northeast 5 to 7 mph in the evening. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Thursday
Mostly sunny, with a high near 43. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 28. West wind 5 to 8 mph becoming south southwest after midnight. Winds could gust as high as 16 mph.
Friday
Sunny, with a high near 61. South southwest wind 9 to 17 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 32.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
A chance of snow. Mostly sunny, with a high near 36.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22.
Monday
A chance of rain and snow. Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Altona IL
 41.11°N 90.17°W (Elev. 725 ft)
Last Update:
11:02 am CST Feb 24, 2026
Forecast Valid:
11am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation