National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy to Excessive Rainfall This Week from the Southwest into Central U.S.

Pacific tropical moisture wrapping into a storm over the southwest U.S. will continue a multi-day heavy rainfall event this week that will extend into the Midwest and southern Plains. Considerable flash flooding is possible across portions of New Mexico and west Texas today through Wednesday. Read More >

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

76°F

24°C

Humidity 47%
Wind Speed S 8 mph
Barometer 30.01 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 29 Sep 11:55 am CDT
Extended Forecast for

Galva IL

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 77. South wind around 10 mph.

    High: 77 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 63. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 1pm, then showers likely. High near 71. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 71 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South wind around 5 mph. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers. High near 73. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 73 °F

    Showers

  • Thursday Night

    Thursday Night: Showers. Low around 59. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 59 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers before 1pm. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 77. South wind around 10 mph.
Tonight
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 63. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Showers and thunderstorms before 1pm, then showers likely. High near 71. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. South wind around 5 mph. Chance of precipitation is 50%.
Thursday
Showers. High near 73. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
Showers. Low around 59. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Friday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galva IL
 41.17°N 90.03°W (Elev. 817 ft)
Last Update:
12:06 pm CDT Sep 29, 2026
Forecast Valid:
12pm CDT Sep 29, 2026-6pm CDT Oct 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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