Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Fog
54°F
12°C
| Humidity | 94% |
| Wind Speed | Calm |
| Barometer | 30.10 in |
| Dewpoint | 52°F (11°C) |
| Visibility | 0.50 mi |
| Last update | 26 May 3:15 am EDT |
Extended Forecast for
Saint Clair MI
Overnight
Low: 54 °F
Patchy Fog
Tuesday
High: 82 °F
Patchy Fog
then Mostly
SunnyTuesday Night
Low: 58 °F
Decreasing
CloudsWednesday
High: 78 °F
Mostly Sunny
Wednesday Night
Low: 50 °F
Partly Cloudy
Thursday
High: 65 °F
Sunny
Thursday Night
Low: 47 °F
Mostly Clear
Friday
High: 74 °F
Sunny
Friday Night
Low: 49 °F
Mostly Clear
Detailed Forecast
Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 54. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. South southwest wind 3 to 8 mph.
Tuesday Night
Cloudy, then gradually becoming partly cloudy, with a low around 58. South wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 78. Calm wind becoming north northeast 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 50. North wind 6 to 8 mph.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 72.
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Forecast AreaABOUT 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)
2:24 am EDT May 26, 2026
3am EDT May 26, 2026-6pm EDT Jun 1, 2026
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