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

Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Partly Cloudy

70°F

21°C

Humidity 55%
Wind Speed Calm
Barometer 29.79 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 19 Jun 9:15 pm EDT
Extended Forecast for

Gwynedd Valley PA

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. West wind 5 to 10 mph becoming light after midnight.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. West wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 82. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 82 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 81. West wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 60. West wind 5 to 10 mph becoming light after midnight.
Sunday
Sunny, with a high near 84. West wind 5 to 10 mph.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 82. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then showers likely between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gwynedd Valley PA
 40.17°N 75.26°W (Elev. 295 ft)
Last Update:
8:38 pm EDT Jun 19, 2026
Forecast Valid:
9pm EDT Jun 19, 2026-6pm EDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation