Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

87°F

31°C

Humidity	51%
Wind Speed	W 10 mph
Barometer	29.85 in (1010.9 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	90°F (32°C)
Last update	4 Sep 5:54 pm EDT

More Information:

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

Extended Forecast for

Lansdowne PA

Tonight
Low: 68 °F
Chance
T-storms
Saturday
High: 83 °F
Decreasing
Clouds
Saturday Night
Low: 62 °F
Mostly Clear
Sunday
High: 79 °F
Sunny
Sunday Night
Low: 59 °F
Partly Cloudy
Labor Day
High: 81 °F
Sunny
Monday Night
Low: 59 °F
Mostly Clear
Tuesday
High: 84 °F
Mostly Sunny
Tuesday Night
Low: 63 °F
Partly Cloudy

Detailed Forecast

Tonight

A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 68. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

Mostly cloudy, then gradually becoming sunny, with a high near 83. North wind around 5 mph.

Saturday Night

Mostly clear, with a low around 62. North wind around 5 mph.

Sunday

Mostly cloudy through mid morning, then becoming sunny, with a high near 79. Northeast wind around 5 mph.

Sunday Night

Partly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm.

Labor Day

Sunny, with a high near 81.

Monday Night

Mostly clear, with a low around 59.