Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

85°F

29°C

Humidity 47%
Wind Speed NW 6 mph
Barometer 30.10 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 7 Jul 4:55 pm CDT
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: Clear, with a low around 64. East southeast wind around 5 mph becoming calm  after midnight.

    Low: 64 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69. Calm wind becoming south around 5 mph after midnight.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 87. South southwest wind around 6 mph.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 68. Light and variable wind.  Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 68 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 84. Calm wind becoming northeast around 5 mph in the morning.  Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. East wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers before 1pm.  Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 64. East southeast wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 69. Calm wind becoming south around 5 mph after midnight.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. South southwest wind around 6 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 84. Calm wind becoming northeast around 5 mph in the morning. Chance of precipitation is 40%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. East wind around 5 mph becoming calm in the evening.
Saturday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Sunny, with a high near 86.
Sunday Night
Clear, with a low around 67.
Monday
Sunny, with a high near 89.
Monday Night
Clear, with a low around 69.
Tuesday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
4:36 pm CDT Jul 7, 2026
5pm CDT Jul 7, 2026-6pm CDT Jul 14, 2026
 
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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