Hazardous Weather Conditions
Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Mostly Cloudy
55°F
13°C
| Humidity | 82% |
| Wind Speed | SE 8 mph |
| Barometer | 29.89 in |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 4 Apr 1:15 pm EDT |
Extended Forecast for
2 Miles WSW Fort Gratiot MI
This Afternoon

High: 60 °F
Rain
Tonight
Low: 37 °F
Rain then
Mostly CloudySunday
High: 43 °F
Partly Sunny
then Mostly
Cloudy and
BreezySunday Night

Low: 30 °F
Mostly Cloudy
Monday
High: 44 °F
Mostly Cloudy
then Chance
RainMonday Night
Low: 24 °F
Chance
Rain/Snow
then Chance
SnowTuesday

High: 35 °F
Mostly Sunny
Tuesday Night

Low: 24 °F
Mostly Clear
Wednesday

High: 50 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Rain, with thunderstorms also possible after 5pm. High near 60. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain and possibly a thunderstorm before 8pm, then a chance of rain between 8pm and 11pm. Low around 37. West wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly cloudy, with a high near 43. Breezy, with a west wind 14 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 30. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Monday
A chance of rain after 2pm. Mostly cloudy, with a high near 44. West northwest wind 6 to 10 mph. Chance of precipitation is 50%.
Monday Night
A chance of rain and snow before 11pm, then a chance of snow between 11pm and 2am. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
A chance of rain. Partly sunny, with a high near 62.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 57.
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ABOUT THIS FORECAST
Point Forecast:
2 Miles WSW Fort Gratiot MI
43.06°N 82.54°W (Elev. 669 ft)
43.06°N 82.54°W (Elev. 669 ft)
10:24 am EDT Apr 4, 2026
1pm EDT Apr 4, 2026-6pm EDT Apr 10, 2026



