Hot Temperatures in the Northwest U.S.; Excessive Rainfall Potential in the Southwest U.S.

Hot to extremely hot daytime temperatures remain in place across coastal southern California and the interior Northwest, with the Northwest carrying the potential for record-breaking high temperatures. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring a marginal to slight risk of excessive rainfall across the southwest U.S. this week. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87° N Lon: 75.23° W Elev: 7 ft.

Partly Cloudy

63°F

17°C

Humidity	87%
Wind Speed	NW 3 mph
Barometer	30.00 in (1015.8 mb)
Dewpoint	59°F (15°C)
Visibility	10.00 mi
Last update	3 Sep 3:54 am EDT

More Information:

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

Detailed forecast for

Delaware County

Today

Patchy fog this morning. Mostly sunny. Highs in the upper 70s. Northeast winds around 5 mph, becoming southeast this afternoon.

Tonight

Mostly clear. Lows in the upper 50s. South winds around 5 mph.

Thursday

Mostly sunny. Highs in the lower 80s. South winds 10 to 15 mph.

Thursday Night

A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 60s. South winds 5 to 10 mph. Chance of rain 50 percent.

Friday

Sunny, hot with highs in the mid 80s. Southwest winds 5 to 10 mph.

Friday Night

Mostly clear. Lows in the upper 60s.

Saturday

Mostly sunny. A chance of showers in the afternoon. Hot with highs in the mid 80s. Chance of rain 50 percent.

Saturday Night

Mostly cloudy with a chance of showers. Lows around 60. Chance of rain 50 percent.

Sunday

Mostly sunny. Not as warm with highs in the mid 70s.

Sunday Night

Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s.