Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Partly Cloudy

78°F

26°C

Humidity 61%
Wind Speed NA
Barometer 29.98 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 22 Aug 4:15 pm EDT
Extended Forecast for

2 Miles NNW Gwynedd Valley PA

  • This Afternoon

    This Afternoon: A chance of showers.  Partly sunny, with a high near 77. Southeast wind around 5 mph.  Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 5am, then a chance of showers.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 66. Southeast wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    Showers then
    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 9am.  Patchy fog before 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. South wind 5 to 10 mph becoming west in the afternoon.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. West wind around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. Light west wind increasing to 5 to 10 mph in the morning.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers. Partly sunny, with a high near 77. Southeast wind around 5 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms likely before 5am, then a chance of showers. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 66. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, mainly before 9am. Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 61. West wind around 5 mph.
Monday
Sunny, with a high near 81. Light west wind increasing to 5 to 10 mph in the morning.
Monday Night
Clear, with a low around 59.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
A chance of showers. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Friday
A chance of showers. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Friday Night
A chance of showers. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Gwynedd Valley PA
 40.17°N 75.29°W (Elev. 299 ft)
4:09 pm EDT Aug 22, 2026
4pm EDT Aug 22, 2026-6pm EDT Aug 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database