Hazardous Weather Conditions
Current conditions at
Pontiac, Oakland County International Airport (KPTK)
Lat: 42.66°NLon: 83.41°WElev: 981ft.
Overcast
55°F
13°C
| Humidity | 82% |
| Wind Speed | S 9 mph |
| Barometer | 29.77 in (1008.2 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 12 May 11:53 pm EDT |
Extended Forecast for
Union Lake MI
Overnight

Low: 48 °F
Showers
LikelyWednesday
High: 54 °F
Partly Sunny
then Cloudy
and BreezyWednesday Night

Low: 42 °F
Mostly Cloudy
Thursday

High: 62 °F
Mostly Sunny
Thursday Night

Low: 43 °F
Mostly Clear
Friday

High: 68 °F
Partly Sunny
Friday Night

Low: 54 °F
Mostly Cloudy
Saturday

High: 81 °F
Sunny
Saturday Night

Low: 54 °F
Partly Cloudy
Detailed Forecast
Overnight
Showers likely and possibly a thunderstorm before 2am, then a chance of showers between 2am and 3am. Mostly cloudy, with a low around 48. Southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly cloudy, with a high near 54. Breezy, with a west wind 15 to 18 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly cloudy, with a low around 42. Northwest wind 11 to 15 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 62. North wind 10 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 43. North wind around 6 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Monday
A chance of showers. Mostly sunny, with a high near 86.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63.
Tuesday
A chance of showers. Partly sunny, with a high near 78.
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ABOUT THIS FORECAST
Point Forecast:
Union Lake MI
42.6°N 83.42°W (Elev. 928 ft)
42.6°N 83.42°W (Elev. 928 ft)
10:13 pm EDT May 12, 2026
1am EDT May 13, 2026-6pm EDT May 19, 2026



