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

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fair

73°F

23°C

Humidity 50%
Wind Speed SW 5 mph
Barometer 30.05 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 29 Sep 10:35 am CDT
Extended Forecast for

Gridley IL

  • Today

    Today: Sunny, with a high near 79. South wind around 7 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Increasing clouds, with a low around 63. South southeast wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 2pm. Cloudy, with a high near 78. South wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 78 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 69. South southeast wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 81. South southwest wind around 8 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 81 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers. Low around 61. North northeast wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    Low: 61 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 68. North northeast wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 79. South wind around 7 mph.
Tonight
A 20 percent chance of showers after 4am. Increasing clouds, with a low around 63. South southeast wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of showers, mainly after 2pm. Cloudy, with a high near 78. South wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 69. South southeast wind 7 to 9 mph, with gusts as high as 20 mph.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 81. South southwest wind around 8 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers. Low around 61. North northeast wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 68. North northeast wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gridley IL
 40.74°N 88.89°W (Elev. 738 ft)
Last Update:
9:16 am CDT Sep 29, 2026
Forecast Valid:
11am CDT Sep 29, 2026-6pm CDT Oct 5, 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