Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
3 Miles SSW Marine City MI
Tonight
Low: 44 °F
Clear
Monday
High: 63 °F
Sunny
Monday Night
Low: 41 °F
Increasing
CloudsTuesday
High: 64 °F
Decreasing
CloudsTuesday Night
Low: 41 °F
Mostly Clear
Wednesday
High: 63 °F
Sunny
Wednesday Night
Low: 44 °F
Mostly Clear
Thursday
High: 66 °F
Mostly Sunny
Thursday Night
Low: 45 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 44. Southwest wind 5 to 7 mph.
Monday
Sunny, with a high near 63. Southwest wind 3 to 6 mph.
Monday Night
Increasing clouds, with a low around 41. Calm wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 64. Light east northeast wind.
Tuesday Night
Mostly clear, with a low around 41. Light east wind.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SSW Marine City MI
42.67°N 82.53°W (Elev. 581 ft)
42.67°N 82.53°W (Elev. 581 ft)
4:24 pm EDT Oct 18, 2026
9pm EDT Oct 18, 2026-6pm EDT Oct 25, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
