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.

Partly Cloudy

66°F

19°C

Humidity 70%
Wind Speed E 6 mph
Barometer 29.99 in (1015.0 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 19 Aug 10:53 pm EDT
Extended Forecast for

Sylvan Lake MI

  • Tonight

    Tonight: Partly cloudy, with a low around 60. East northeast wind around 5 mph becoming calm after midnight.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 81. Northeast wind 3 to 6 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. East northeast wind 5 to 7 mph becoming calm after midnight.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. Calm wind becoming south southeast 5 to 8 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. South wind 5 to 7 mph becoming calm after midnight.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 60. East northeast wind around 5 mph becoming calm after midnight.
Thursday
Sunny, with a high near 81. Northeast wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 60. East northeast wind 5 to 7 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 83. Calm wind becoming south southeast 5 to 8 mph in the morning.
Friday Night
Partly cloudy, with a low around 63. South wind 5 to 7 mph becoming calm after midnight.
Saturday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 60%.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 56.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 62.
Wednesday
A chance of showers. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sylvan Lake MI
 42.61°N 83.33°W (Elev. 945 ft)
Last Update:
10:13 pm EDT Aug 19, 2026
Forecast Valid:
11pm EDT Aug 19, 2026-6pm EDT Aug 26, 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