Hazardous Weather Conditions
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
Marine City MI
Overnight

Low: 58 °F
Showers
LikelySaturday

High: 64 °F⇓
Showers
Saturday Night

Low: 35 °F
Decreasing
CloudsSunday
High: 50 °F
Mostly Sunny
then Chance
Rain/SnowSunday Night
Low: 27 °F
Chance
Rain/Snow
then Mostly
ClearMonday

High: 43 °F
Mostly Sunny
Monday Night

Low: 32 °F
Partly Cloudy
Tuesday

High: 63 °F
Partly Sunny
Tuesday Night

Low: 43 °F
Partly Cloudy
Detailed Forecast
Overnight
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 58. South southeast wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and possibly a thunderstorm before 2pm, then a chance of showers. Temperature rising to near 64 by noon, then falling to around 54 during the remainder of the day. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind 8 to 11 mph, with gusts as high as 21 mph.
Sunday
A chance of rain showers after 2pm, mixing with snow after 5pm. Mostly sunny, with a high near 50. West wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
Sunday Night
A chance of rain and snow showers before 8pm. Partly cloudy, with a low around 27. North northwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 52.
Friday
A chance of showers. Mostly sunny, with a high near 73.
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ABOUT 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)
4:25 am EDT Apr 18, 2026
5am EDT Apr 18, 2026-6pm EDT Apr 24, 2026



