Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Fair
75°F
24°C
| Humidity | 65% |
| Wind Speed | SW 14 mph |
| Barometer | 29.84 in |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 12 Oct 2:55 pm EDT |
Extended Forecast for
2 Miles N Fort Gratiot MI
Columbus Day

High: 76 °F
Partly Sunny
Tonight
Low: 65 °F
Partly Cloudy
then Rain
LikelyTuesday
High: 80 °F
Chance
T-storms then
Sunny and
BreezyTuesday Night
Low: 57 °F
Partly Cloudy
then Chance
RainWednesday

High: 63 °F
Mostly Cloudy
Wednesday Night

Low: 50 °F
Mostly Cloudy
Thursday

High: 62 °F
Mostly Cloudy
Thursday Night

Low: 48 °F
Rain
Friday

High: 61 °F
Rain Likely
and Windy
Detailed Forecast
Columbus Day
Partly sunny, with a high near 76. South southwest wind around 11 mph, with gusts as high as 20 mph.
Tonight
Rain and thunderstorms likely, mainly before 3am. Increasing clouds, with a low around 65. South southwest wind 8 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of rain and thunderstorms between 7am and 8am. Partly sunny through mid morning, then becoming sunny, with a high near 80. Breezy, with a south southwest wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of rain between 4am and 5am. Increasing clouds, with a low around 57. North northwest wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, with a high near 63. North wind 5 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Mostly cloudy, with a high near 62.
Thursday Night
Rain, mainly after 8pm. Cloudy, with a low around 48.
Friday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 61. Windy.
Friday Night
Mostly cloudy, with a low around 37. Breezy.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 59.
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ABOUT THIS FORECAST
Point Forecast:
2 Miles N Fort Gratiot MI
43.1°N 82.5°W (Elev. 614 ft)
43.1°N 82.5°W (Elev. 614 ft)
2:24 pm EDT Oct 12, 2026
3pm EDT Oct 12, 2026-6pm EDT Oct 18, 2026


