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

Mason, Mason Jewett Field Airport (KTEW)

Lat: 42.57°NLon: 84.42°WElev: 919ft.

Fair

35°F

2°C

Humidity 85%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 13 Nov 9:55 pm EST
Extended Forecast for

Onondaga MI

  • Tonight

    Tonight: Increasing clouds, with a steady temperature around 35. Light west southwest wind.

    Low: 35 °F

    Increasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 57. Calm wind becoming south around 6 mph in the morning.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 39. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 39 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 64. South southwest wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 64 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 34. Northwest wind around 11 mph, with gusts as high as 26 mph.

    Low: 34 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a steady temperature around 35. Light west southwest wind.
Friday
Sunny, with a high near 57. Calm wind becoming south around 6 mph in the morning.
Friday Night
Increasing clouds, with a low around 39. Calm wind becoming south 5 to 7 mph after midnight.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 64. South southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Saturday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 34. Northwest wind around 11 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 45.
Sunday Night
Mostly clear, with a low around 26.
Monday
Sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
A chance of showers before 1pm. Partly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 32.
Thursday
A chance of showers. Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Onondaga MI
 42.45°N 84.56°W (Elev. 899 ft)
Last Update:
9:03 pm EST Nov 13, 2025
Forecast Valid:
9pm EST Nov 13, 2025-6pm EST Nov 20, 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