National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Heat to Continue for Washington State; Flooding Impacts Expected in the Southwest U.S.

Excessive heat will continue over portions of central Washington Friday with afternoon temperatures into the 100s. In the Desert Southwest, monsoon activity will continue to generate localized flash flooding impacts in arroyos, slot canyons, and urban areas, as well as rapid rises on rivers, through this weekend. Flood Watches are widespread across Arizona, and New Mexico into far west Texas. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Fair

71°F

22°C

Humidity 79%
Wind Speed SW 6 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 4:54 am EDT
Extended Forecast for

Lansdowne PA

  • Today

    Today: Increasing clouds, with a high near 90. Southwest wind 5 to 10 mph.

    Increasing
    Clouds

    High: 90 °F

  • Tonight

    Tonight: Increasing clouds, with a low around 70. South wind 5 to 10 mph.

    Increasing
    Clouds

    Low: 70 °F

  • Saturday

    Saturday: A slight chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    Slight Chance
    Showers then
    Slight Chance
    T-storms

    High: 86 °F

  • Saturday
    Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Slight Chance
    Showers

    Low: 69 °F

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. East wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    High: 83 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    Low: 70 °F

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    Chance
    Showers then
    Showers
    Likely

    High: 82 °F

  • Monday
    Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Showers
    Likely then
    Chance
    T-storms

    Low: 69 °F

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.

    Partly Sunny
    then Chance
    Showers

    High: 85 °F

Detailed Forecast

Today
Increasing clouds, with a high near 90. Southwest wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 70. South wind 5 to 10 mph.
Saturday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. East wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Tuesday Night
A chance of showers before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Mostly sunny, with a high near 88.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Lansdowne PA
 39.95°N 75.27°W (Elev. 102 ft)
Last Update:
4:33 am EDT Aug 19, 2022
Forecast Valid:
5am EDT Aug 19, 2022-6pm EDT Aug 25, 2022
 
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Chance of Precipitation