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

53°F

12°C

Humidity 53%
Wind Speed NW 10 mph
Barometer 29.98 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 13 May 5:55 am CDT
Extended Forecast for

Altona IL

  • Today

    Today: Sunny, with a high near 69. North northwest wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 43. North wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind becoming south southeast 5 to 8 mph in the morning.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely after 1am. Mostly cloudy, with a low around 55. South southeast wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 82. South wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly clear, with a low around 59. South wind 3 to 8 mph. Winds could gust as high as 16 mph. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 69. North northwest wind 13 to 18 mph, with gusts as high as 28 mph.
Tonight
Clear, with a low around 43. North wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 75. Calm wind becoming south southeast 5 to 8 mph in the morning.
Thursday Night
Showers likely after 1am. Mostly cloudy, with a low around 55. South southeast wind 9 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 82. South wind 11 to 17 mph, with gusts as high as 28 mph.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly clear, with a low around 59. South wind 3 to 8 mph. Winds could gust as high as 16 mph. Chance of precipitation is 40%.
Saturday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 50%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 89. Breezy.
Monday Night
Showers likely. Mostly cloudy, with a low around 62.
Tuesday
Showers likely. Mostly cloudy, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Altona IL
 41.11°N 90.15°W (Elev. 748 ft)
Last Update:
5:36 am CDT May 13, 2026
Forecast Valid:
6am CDT May 13, 2026-6pm CDT May 19, 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