Hazardous Weather Conditions

Current conditions at

St Clair County International Airport (KPHN)

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

Fair

81°F

27°C

Humidity 58%
Wind Speed Calm
Barometer 29.69 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 27 Jul 7:35 pm EDT
Detailed forecast for

St. Clair County

Tonight
Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Southwest winds up to 10 mph with gusts up to 20 mph, becoming northwest with gusts up to 25 mph early in the morning. Chance of rain 40 percent.
Tuesday
Mostly cloudy. Highs in the mid 70s. North winds 10 to 20 mph with gusts up to 30 mph.
Tuesday Night
Partly cloudy in the evening then clearing. Lows around 60. North winds 10 to 15 mph with gusts up to 30 mph.
Wednesday
Sunny. Highs in the mid 70s. North winds 10 to 20 mph with gusts up to 30 mph.
Wednesday Night
Clear. Lows in the upper 50s. North winds 5 to 10 mph with gusts up to 25 mph.
Thursday
Sunny. Highs around 80.
Thursday Night
Mostly clear. Lows in the upper 50s.
Friday
Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s.
Friday Night
Mostly cloudy. Lows in the lower 60s.
Saturday
Mostly cloudy. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.
Saturday Night
Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 40 percent.
Sunday
Mostly cloudy with a chance of showers in the morning, then partly cloudy with a chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.
Sunday Night
Partly cloudy in the evening then clearing. Lows in the lower 60s.
Monday
Partly cloudy in the morning, then becoming mostly sunny. Highs in the lower 80s.



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408 PM EDT Mon Jul 27 2026
 
 

Additional Resources

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