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.

Partly Cloudy

88°F

31°C

Humidity 58%
Wind Speed S 10 G 18 mph
Barometer 29.91 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 26 Jun 5:35 pm CDT
Extended Forecast for

Gilson IL

Heat Advisory June 26, 05:57pm until June 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 26, 05:57pm until June 26, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 92 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between midnight and 4am. Increasing clouds, with a low around 72. South southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Scattered
    T-storms

  • Friday

    Friday: Isolated showers and thunderstorms. Partly sunny, with a high near 85. West wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 85 °F

    Isolated
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 69 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71. Light south wind.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. South wind 3 to 8 mph.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Mostly sunny, with a high near 92. South southwest wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Scattered showers and thunderstorms, mainly between midnight and 4am. Increasing clouds, with a low around 72. South southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.
Friday
Isolated showers and thunderstorms. Partly sunny, with a high near 85. West wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 69. West northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 71. Light south wind.
Sunday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. South wind 3 to 8 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gilson IL
 40.87°N 90.19°W (Elev. 656 ft)
Last Update:
4:41 pm CDT Jun 26, 2025
Forecast Valid:
5pm CDT Jun 26, 2025-6pm CDT Jul 3, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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