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

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

64°F

18°C

Humidity 90%
Wind Speed Calm
Barometer 30.08 in (1018.3 mb)
Dewpoint 61°F (16°C)
Visibility 7.00 mi
Last update 15 Jun 5:54 am CDT
Extended Forecast for

Spring Bay IL

  • Today

    Today: Patchy fog before 8am. Otherwise, increasing clouds, with a high near 84. East northeast wind 3 to 6 mph.

    High: 84 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. East wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. East southeast wind 3 to 6 mph.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. South southeast wind 3 to 5 mph.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South southwest wind 5 to 8 mph, with gusts as high as 16 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 70. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 70 °F

    Chance
    T-storms then
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 82. South southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 82 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, increasing clouds, with a high near 84. East northeast wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 65. East wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 85. East southeast wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 69. South southeast wind 3 to 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. South southwest wind 5 to 8 mph, with gusts as high as 16 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 70. South wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Showers and possibly a thunderstorm. High near 82. South southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.
Juneteenth
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Spring Bay IL
 40.83°N 89.52°W (Elev. 443 ft)
Last Update:
5:10 am CDT Jun 15, 2025
Forecast Valid:
6am CDT Jun 15, 2025-6pm CDT Jun 21, 2025
 
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