Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Fair
28°F
-2°C
| Humidity | 69% |
| Wind Speed | N 5 mph |
| Barometer | 30.42 in |
| Dewpoint | 19°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 22°F (-6°C) |
| Last update | 23 Mar 8:36 pm EDT |
Extended Forecast for
Saint Clair MI
Tonight
Low: 24 °F
Mostly Clear
Tuesday
High: 45 °F
Increasing
CloudsTuesday Night
Low: 30 °F
Mostly Cloudy
Wednesday
High: 52 °F
Mostly Cloudy
Wednesday Night
Low: 43 °F
Mostly Cloudy
Thursday
High: 61 °F
Partly Sunny
then Chance
RainThursday Night
Low: 28 °F
Chance Rain
Friday
High: 34 °F
Partly Sunny
Friday Night
Low: 22 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 24. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Increasing clouds, with a high near 45. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 30. Light south wind.
Wednesday
Mostly cloudy, with a high near 52. South wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 43. Southwest wind around 6 mph.
Thursday
A chance of rain after 2pm. Increasing clouds, with a high near 61. Chance of precipitation is 50%.
Thursday Night
A chance of rain before 2am. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 34.
Friday Night
Mostly clear, with a low around 22.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 53.
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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)
4:24 pm EDT Mar 23, 2026
8pm EDT Mar 23, 2026-6pm EDT Mar 30, 2026
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