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

Hazardous Weather Conditions

Current conditions at

Pontiac, Oakland County International Airport (KPTK)

Lat: 42.66°NLon: 83.41°WElev: 981ft.

Overcast

29°F

-2°C

Humidity 72%
Wind Speed SW 3 mph
Barometer 29.97 in (1016.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 6 Dec 9:53 pm EST
Extended Forecast for

Union Lake MI

  • Tonight

    Tonight: A chance of snow after 4am. Cloudy, with a low around 20. Calm wind. Chance of precipitation is 40%.

    Low: 20 °F

    Cloudy then
    Chance Snow

  • Sunday

    Sunday: Snow, mainly before 1pm. High near 28. Light west northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 28 °F

    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 9. North wind around 6 mph.

    Low: 9 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24. North wind around 5 mph becoming light and variable in the afternoon.

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 12. Calm wind becoming south southwest 5 to 9 mph in the evening.

    Low: 12 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of snow. Cloudy, with a high near 33. Chance of precipitation is 50%.

    High: 33 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow before 1am, then rain and snow. Low around 28. Chance of precipitation is 90%.

    Low: 28 °F

    Chance Snow
    then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow before 1pm, then a chance of snow. Cloudy, with a high near 36.

    High: 36 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

Detailed Forecast

Tonight
A chance of snow after 4am. Cloudy, with a low around 20. Calm wind. Chance of precipitation is 40%.
Sunday
Snow, mainly before 1pm. High near 28. Light west northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday Night
Partly cloudy, with a low around 9. North wind around 6 mph.
Monday
Mostly sunny, with a high near 24. North wind around 5 mph becoming light and variable in the afternoon.
Monday Night
Increasing clouds, with a low around 12. Calm wind becoming south southwest 5 to 9 mph in the evening.
Tuesday
A chance of snow. Cloudy, with a high near 33. Chance of precipitation is 50%.
Tuesday Night
A chance of snow before 1am, then rain and snow. Low around 28. Chance of precipitation is 90%.
Wednesday
Rain and snow before 1pm, then a chance of snow. Cloudy, with a high near 36.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 18.
Thursday
A chance of snow after 1pm. Mostly cloudy, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 15.
Friday
A chance of snow. Mostly cloudy, with a high near 25.
Friday Night
A chance of snow. Mostly cloudy, with a low around 9.
Saturday
Mostly cloudy, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union Lake MI
 42.62°N 83.45°W (Elev. 951 ft)
Last Update:
8:13 pm EST Dec 6, 2025
Forecast Valid:
9pm EST Dec 6, 2025-6pm EST Dec 13, 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