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

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

50°F

10°C

Humidity 63%
Wind Speed E 5 mph
Barometer 30.08 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 13 May 9:55 pm CDT
Extended Forecast for

Rio IL

  • Tonight

    Tonight: Clear, with a low around 44. Calm wind.

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Light south southeast wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 55. South southeast wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 79. South wind 13 to 17 mph, with gusts as high as 28 mph.

    High: 79 °F

    Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. South wind 6 to 11 mph becoming light south southwest after midnight. Winds could gust as high as 21 mph.

    Low: 61 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely after 1pm. Partly sunny, with a high near 83. Light south southeast wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Partly Sunny
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 60. Southeast wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Breezy.

    High: 84 °F

    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 44. Calm wind.
Thursday
Sunny, with a high near 74. Light south southeast wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Thursday Night
Showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 55. South southeast wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 79. South wind 13 to 17 mph, with gusts as high as 28 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. South wind 6 to 11 mph becoming light south southwest after midnight. Winds could gust as high as 21 mph.
Saturday
Showers and thunderstorms likely after 1pm. Partly sunny, with a high near 83. Light south southeast wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 60. Southeast wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Breezy.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 87. Breezy. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Breezy.
Tuesday
A chance of showers. Mostly cloudy, with a high near 77.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rio IL
 41.12°N 90.41°W (Elev. 751 ft)
Last Update:
10:36 pm CDT May 13, 2026
Forecast Valid:
10pm CDT May 13, 2026-6pm CDT May 20, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation