Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Overcast
32°F
0°C
| Humidity | 87% |
| Wind Speed | Calm |
| Barometer | 30.09 in |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Last update | 6 Apr 7:35 am EDT |
Extended Forecast for
2 Miles S Fort Gratiot MI
Today
High: 43 °F
Slight Chance
Snow then
Rain/Snow
LikelyTonight
Low: 23 °F
Rain/Snow
Likely then
Chance Snow
ShowersTuesday
High: 32 °F
Chance Snow
Showers then
Mostly SunnyTuesday Night
Low: 22 °F
Mostly Clear
Wednesday
High: 48 °F
Partly Sunny
Wednesday Night
Low: 40 °F
Mostly Cloudy
Thursday
High: 64 °F
Mostly Cloudy
then Chance
RainThursday Night
Low: 46 °F
Chance Rain
Friday
High: 58 °F
Chance Rain
Detailed Forecast
Today
A chance of rain showers and snow before 4pm, then rain showers likely between 4pm and 5pm, then rain and snow showers likely after 5pm. Partly sunny, with a high near 43. Light and variable wind becoming north northwest 5 to 8 mph in the morning. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers likely, possibly mixed with rain before 11pm, then a chance of snow showers after midnight. Mostly cloudy, with a low around 23. Northwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow showers before 7am. Mostly sunny, with a high near 32. North northeast wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 22. Light and variable wind becoming south southeast around 6 mph after midnight.
Wednesday
Partly sunny, with a high near 48. South wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A chance of rain after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 40%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Partly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
A chance of rain. Mostly cloudy, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles S Fort Gratiot MI
43.04°N 82.48°W (Elev. 620 ft)
43.04°N 82.48°W (Elev. 620 ft)
4:25 am EDT Apr 6, 2026
7am EDT Apr 6, 2026-6pm EDT Apr 12, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
