National Weather Service

News Headlines

NOAA Lake Erie Harmful Algal Bloom Forecast

Current conditions at

St Clair County International Airport (KPHN)

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

Fair

72°F

22°C

Humidity	50%
Wind Speed	Calm
Barometer	30.11 in
Dewpoint	52°F (11°C)
Visibility	10.00 mi
Last update	18 Jul 7:55 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

St. Clair County

Tonight

Mostly clear. Lows in the upper 50s. Southeast winds up to 5 mph.

Saturday

Mostly sunny in the morning, then mostly cloudy with showers likely and a chance of thunderstorms in the afternoon. Highs in the lower 80s. South winds 5 to 15 mph. Chance of rain 60 percent.

Saturday Night

Mostly cloudy. Showers likely and a chance of thunderstorms in the evening. Lows in the mid 60s. West winds up to 10 mph, becoming northwest after midnight. Chance of rain 60 percent.

Sunday

Partly cloudy in the morning then clearing. Highs in the upper 70s. North winds 5 to 10 mph with gusts up to 20 mph.

Sunday Night

Mostly clear. Lows in the upper 50s. North winds up to 5 mph.

Monday

Mostly sunny. Highs in the mid 70s.

Monday Night

Mostly clear. Lows in the upper 50s.

Tuesday

Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s.

Tuesday Night

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s.