Heat in the Central U.S.; Heavy Rain Possible for South Texas; Monitoring Erin Tropical Impacts

Hot temperatures are forecast over the Plains and into the lower Mississippi River Valley Friday where Heat Advisories have been issued. Heavy rain from a disturbance in the western Gulf could bring flooding to south Texas. Erin could bring tropical storm conditions and heavy rain to Puerto Rico and the USVI this weekend with dangerous surf and rip currents impacting the western Atlantic Basin. Read More >

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Fair

68°F

20°C

Humidity NA
Wind Speed NE 3 mph
Barometer 30.10 in
Dewpoint N/A
Visibility 7.00 mi
Last update 15 Aug 6:55 am EDT
Extended Forecast for

Gwynedd Valley PA

  • Today

    Today: A slight chance of showers and thunderstorms after 3pm.  Sunny, with a high near 88. East wind around 5 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 67. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Calm wind becoming southeast around 5 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. Southeast wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the morning.  Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 67. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 88. East wind around 5 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 67. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 86. Calm wind becoming southeast around 5 mph.
Saturday Night
Mostly clear, with a low around 66. Southeast wind around 5 mph becoming calm.
Sunday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Gwynedd Valley PA
 40.15°N 75.26°W (Elev. 299 ft)
4:12 am EDT Aug 15, 2025
7am EDT Aug 15, 2025-6pm EDT Aug 21, 2025
 
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Additional Resources

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