Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Overcast
64°F
18°C
| Humidity | 78% |
| Wind Speed | N 9 mph |
| Barometer | 29.92 in |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 22 Jun 10:35 am EDT |
Extended Forecast for
3 Miles SE Fort Gratiot MI
Today

High: 68 °F
Mostly Sunny
Tonight

Low: 53 °F
Mostly Clear
Tuesday

High: 69 °F
Sunny
Tuesday Night

Low: 53 °F
Partly Cloudy
Wednesday

High: 75 °F
Mostly Sunny
Wednesday Night
Low: 58 °F
Chance
Showers then
ShowersThursday

High: 75 °F
Showers
Thursday Night
Low: 57 °F
Showers then
Partly CloudyFriday

High: 74 °F
Mostly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 68. North northeast wind 8 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 53. North wind 7 to 10 mph.
Tuesday
Sunny, with a high near 69. North wind 7 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 53. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
A chance of showers, then showers and possibly a thunderstorm after 2am. Low around 58. Chance of precipitation is 80%.
Thursday
Showers and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 75. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SE Fort Gratiot MI
43.03°N 82.45°W (Elev. 597 ft)
43.03°N 82.45°W (Elev. 597 ft)
9:49 am EDT Jun 22, 2026
10am EDT Jun 22, 2026-6pm EDT Jun 28, 2026


