


Hazardous Weather Conditions
Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Fair
75°F
24°C
Humidity | 47% |
Wind Speed | NE 3 mph |
Barometer | 30.28 in |
Dewpoint | 54°F (12°C) |
Visibility | 10.00 mi |
Last update | 2 Aug 5:55 pm EDT |
Extended Forecast for
Saint Clair MI
Tonight
Low: 56 °F
Areas Smoke
Sunday
High: 83 °F
Sunny
Sunday Night
Low: 60 °F
Mostly Clear
Monday
High: 85 °F
Sunny
Monday Night
Low: 62 °F
Partly Cloudy
Tuesday
High: 86 °F
Mostly Sunny
Tuesday Night
Low: 64 °F
Partly Cloudy
Wednesday
High: 85 °F
Mostly Sunny
Wednesday Night
Low: 64 °F
Mostly Clear
Detailed Forecast
Tonight
Areas of smoke. Clear, with a low around 56. Light and variable wind.
Sunday
Sunny, with a high near 83. Light and variable wind.
Sunday Night
Mostly clear, with a low around 60. Calm wind.
Monday
Sunny, with a high near 85. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 62. Light east northeast wind.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST
Point Forecast:
Saint Clair MI
42.82°N 82.48°W (Elev. 577 ft)
42.82°N 82.48°W (Elev. 577 ft)
5:13 pm EDT Aug 2, 2025
6pm EDT Aug 2, 2025-6pm EDT Aug 9, 2025