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

71°F

22°C

Humidity 24%
Wind Speed S 7 mph
Barometer 30.03 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 14 May 2:35 pm CDT
Extended Forecast for

Altona IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. South wind around 8 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 54. South southeast wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 79. South wind 13 to 17 mph, with gusts as high as 29 mph.

    High: 79 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South southeast wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Mostly Clear
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 83. South southwest wind 6 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 62. South southeast wind around 7 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    T-storms
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 87. Breezy, with a south wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 87 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. Breezy.

    Low: 68 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 88. Breezy. Chance of precipitation is 60%.

    High: 88 °F

    T-storms
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 73. South wind around 8 mph.
Tonight
A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 54. South southeast wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 79. South wind 13 to 17 mph, with gusts as high as 29 mph.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 83. South southwest wind 6 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 62. South southeast wind around 7 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 87. Breezy, with a south wind 10 to 15 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.
Sunday Night
Mostly clear, with a low around 68. Breezy.
Monday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 88. Breezy. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms, then showers likely after 1am. Partly cloudy, with a low around 67. Breezy. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Breezy.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Altona IL
 41.11°N 90.15°W (Elev. 748 ft)
Last Update:
2:11 pm CDT May 14, 2026
Forecast Valid:
2pm CDT May 14, 2026-6pm CDT May 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation