Hazardous Weather Conditions
Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Overcast
55°F
13°C
| Humidity | 94% |
| Wind Speed | S 9 mph |
| Barometer | 29.82 in |
| Dewpoint | 54°F (12°C) |
| Visibility | 7.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 7 Mar 4:55 am EST |
Extended Forecast for
2 Miles S Fort Gratiot MI
Overnight

Low: 52 °F
Slight Chance
T-storms and
Patchy FogSaturday

High: 63 °F
Showers and
Patchy FogSaturday Night
Low: 36 °F
Chance
Showers then
Mostly CloudySunday

High: 54 °F
Sunny
Sunday Night

Low: 42 °F
Partly Cloudy
Monday

High: 62 °F
Sunny
Monday Night

Low: 38 °F
Mostly Clear
Tuesday

High: 51 °F
Partly Sunny
Tuesday Night

Low: 38 °F
Rain
Detailed Forecast
Overnight
A slight chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 52. South southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Saturday
Showers and thunderstorms before 5pm, then showers likely. Patchy fog before 1pm. High near 63. South southwest wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers before 7pm. Mostly cloudy, with a low around 36. West wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 54. Southwest wind 8 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 42. South southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
Rain. Mostly cloudy, with a low around 38.
Wednesday
Rain before 1pm, then rain and snow likely. Cloudy, with a high near 46.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 23.
Thursday
Mostly cloudy, with a high near 35.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 44.
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ABOUT 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)
3:50 am EST Mar 7, 2026
5am EST Mar 7, 2026-6pm EDT Mar 13, 2026



