Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Fair
63°F
17°C
| Humidity | 45% |
| Wind Speed | S 10 G 18 mph |
| Barometer | 30.17 in |
| Dewpoint | 41°F (5°C) |
| Visibility | 10.00 mi |
| Last update | 10 Oct 1:55 pm EDT |
Extended Forecast for
Marine City MI
This Afternoon
High: 66 °F
Mostly Sunny
Tonight
Low: 46 °F
Chance
ShowersSaturday
High: 64 °F
Mostly Sunny
Saturday Night
Low: 46 °F
Partly Cloudy
Sunday
High: 70 °F
Mostly Sunny
Sunday Night
Low: 49 °F
Partly Cloudy
Columbus Day
High: 69 °F
Mostly Sunny
Monday Night
Low: 47 °F
Partly Cloudy
Tuesday
High: 69 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 66. South southwest wind 11 to 13 mph, with gusts as high as 18 mph.
Tonight
A chance of showers, mainly between 10pm and 2am. Mostly cloudy, with a low around 46. South wind 6 to 8 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 64. North wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 46. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 70. East wind 5 to 9 mph.
Sunday Night
Partly cloudy, with a low around 49.
Columbus Day
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Partly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Marine City MI
42.71°N 82.49°W (Elev. 581 ft)
42.71°N 82.49°W (Elev. 581 ft)
12:14 pm EDT Oct 10, 2025
2pm EDT Oct 10, 2025-6pm EDT Oct 16, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
