Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Plains to the Upper Midwest

A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S and linger through much of the work week. Numerous daily record highs and warm lows are likely. Severe thunderstorms are possible from the southern Plains through the Upper Mississippi Valley. Fire weather concerns are expected to persist across the Four Corners region. Read More >

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

74°F

23°C

Humidity 82%
Wind Speed S 8 mph
Barometer 30.03 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 23 Jun 1:55 am CDT
Extended Forecast for

4 Miles NW Galesburg Municipal Airport IL

Heat Advisory June 23, 02:05am until June 23, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 23, 02:05am until June 23, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Overnight

    Low: 74 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 94. Heat index values as high as 101. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 94 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 10pm.  Increasing clouds, with a low around 72. Southwest wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers after 1pm.  Sunny, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 74. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 94. Heat index values as high as 101. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 10pm. Increasing clouds, with a low around 72. Southwest wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
A 40 percent chance of showers after 1pm. Sunny, with a high near 93.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Galesburg Municipal Airport IL
 40.99°N 90.5°W (Elev. 751 ft)
11:31 pm CDT Jun 22, 2025
2am CDT Jun 23, 2025-6pm CDT Jun 29, 2025
 
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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