Current conditions at

St Clair County International Airport (KPHN)

Lat: 42.91° N Lon: 82.53° W Elev: 636 ft.

Fair

43°F

6°C

Humidity 57%
Wind Speed W 6 mph
Barometer 30.06 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 13 Nov 9:56 am EST
Detailed forecast for

St. Clair County

Today
Sunny. Highs in the upper 40s. West winds 5 to 15 mph with gusts up to 25 mph.
Tonight
Mostly clear in the evening, then becoming partly cloudy. Lows around 30. West winds up to 10 mph.
Friday
Partly cloudy in the morning then clearing. Highs in the lower 50s. West winds up to 5 mph, becoming south in the afternoon.
Friday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 30s. Southeast winds up to 10 mph.
Saturday
Cloudy. Rain likely in the afternoon. Highs around 60. Southwest winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent.
Saturday Night
Mostly cloudy with a 50 percent chance of rain. Lows in the mid 30s.
Sunday
Partly cloudy. Highs in the mid 40s.
Sunday Night
Mostly clear. Lows in the upper 20s.
Monday
Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 40s.
Monday Night
Partly cloudy. Lows in the upper 20s.
Tuesday
Partly cloudy in the morning, then becoming mostly cloudy. A 30 percent chance of rain. Highs in the mid 40s.
Tuesday Night
Mostly cloudy. Lows around 30.
Wednesday
Mostly cloudy. Highs in the mid 40s.



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334 AM EST Thu Nov 13 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database