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

Pontiac, Oakland County International Airport (KPTK)

Lat: 42.66°NLon: 83.41°WElev: 981ft.

Shallow Fog Fog/Mist

20°F

-7°C

Humidity 100%
Wind Speed Calm
Barometer 29.93 in (1015.1 mb)
Dewpoint 20°F (-7°C)
Visibility 3.00 mi
Last update 2 Dec 8:53 am EST
Extended Forecast for

Union Lake MI

  • Today

    Today: Partly sunny, with a high near 30. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 30 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. Southwest wind 6 to 10 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow showers after 1pm. Cloudy, with a high near 31. South southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 31 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A chance of snow showers before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 13. West northwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 13 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 19. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 19 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 30. Calm wind becoming west northwest around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 16. Southwest wind 6 to 10 mph.
Wednesday
A chance of snow showers after 1pm. Cloudy, with a high near 31. South southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of snow showers before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 13. West northwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 19. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 5.
Friday
Partly sunny, with a high near 21.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
Mostly cloudy, with a high near 30.
Saturday Night
Mostly cloudy, with a low around 14.
Sunday
Mostly cloudy, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 9.
Monday
Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union Lake MI
 42.6°N 83.42°W (Elev. 928 ft)
Last Update:
9:36 am EST Dec 2, 2025
Forecast Valid:
9am EST Dec 2, 2025-6pm EST Dec 8, 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