Hazardous Weather Conditions
Current conditions at
St Clair County International Airport (KPHN)
Lat: 42.91°NLon: 82.53°WElev: 636ft.
Rain
57°F
14°C
| Humidity | 88% |
| Wind Speed | Calm |
| Barometer | 29.97 in |
| Dewpoint | 54°F (12°C) |
| Visibility | 7.00 mi |
| Last update | 25 Jun 3:35 am EDT |
Extended Forecast for
Saint Clair MI
Overnight

Low: 57 °F
Chance
T-stormsThursday

High: 76 °F
Showers
Thursday Night
Low: 55 °F
Showers then
Partly CloudyFriday

High: 73 °F
Mostly Cloudy
Friday Night

Low: 55 °F
Mostly Cloudy
Saturday

High: 77 °F
Mostly Sunny
Saturday Night

Low: 56 °F
Partly Cloudy
Sunday

High: 82 °F
Mostly Sunny
Sunday Night

Low: 63 °F
Partly Cloudy
Detailed Forecast
Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Light southeast wind. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. High near 76. South southeast wind 6 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm, mainly before 8pm. Low around 55. West northwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly cloudy, with a high near 73. Light and variable wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 55. East northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
Mostly sunny and hot, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny and hot, with a high near 96.
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ABOUT THIS FORECAST
Point Forecast:
Saint Clair MI
42.82°N 82.51°W (Elev. 600 ft)
42.82°N 82.51°W (Elev. 600 ft)
2:24 am EDT Jun 25, 2026
3am EDT Jun 25, 2026-6pm EDT Jul 1, 2026



