Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Overcast

75°F

24°C

Humidity 89%
Wind Speed SW 6 mph
Barometer 30.05 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 4 Aug 11:55 pm CDT
Extended Forecast for

Alpha IL

  • Overnight

    Overnight: Showers and thunderstorms likely, mainly before 2am.  Mostly cloudy, with a low around 67. Southeast wind around 5 mph.  Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm.  High near 79. West wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 78. Northeast wind around 5 mph.

    High: 78 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after 1am.  Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear
    then Chance
    Showers

Detailed Forecast

Overnight
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 67. Southeast wind around 5 mph. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 79. West wind 5 to 10 mph becoming south in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
A 20 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 78. Northeast wind around 5 mph.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 66.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A 40 percent chance of showers after 1am. Mostly clear, with a low around 68.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 84.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Alpha IL
 41.18°N 90.37°W (Elev. 814 ft)
11:31 pm CDT Aug 4, 2026
12am CDT Aug 5, 2026-6pm CDT Aug 11, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database