Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Fair
63°F
17°C
| Humidity | 49% |
| Wind Speed | S 14 mph |
| Barometer | 30.12 in |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 6 Oct 1:35 pm EDT |
Extended Forecast for
Saint Clair MI
This Afternoon
High: 63 °F
Sunny
Tonight
Low: 53 °F
Increasing
CloudsWednesday
High: 73 °F
Decreasing
CloudsWednesday Night
Low: 49 °F
Partly Cloudy
Thursday
High: 66 °F
Sunny
Thursday Night
Low: 43 °F
Partly Cloudy
Friday
High: 66 °F
Sunny
Friday Night
Low: 46 °F
Mostly Clear
Saturday
High: 69 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 63. South southwest wind around 8 mph.
Tonight
Increasing clouds, with a low around 53. South southwest wind 7 to 9 mph, with gusts as high as 21 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 73. West southwest wind around 11 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 49. West wind 5 to 7 mph.
Thursday
Sunny, with a high near 66. West northwest wind 6 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 54.
Columbus Day
Mostly sunny, with a high near 69.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Saint Clair MI
42.82°N 82.51°W (Elev. 600 ft)
42.82°N 82.51°W (Elev. 600 ft)
9:49 am EDT Oct 6, 2026
1pm EDT Oct 6, 2026-6pm EDT Oct 12, 2026
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