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

Dangerous Heat and Humidity Through Saturday

Dangerously hot and humid conditions are expected to continue through Saturday. Additionally, there will be a threat of thunderstorms through Sunday. View this briefing for details. Read More >

Hazardous Weather Conditions

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

75°F

24°C

Humidity 82%
Wind Speed SW 6 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 4 Jul 6:51 am EDT
Extended Forecast for

Fountain Hill PA

Extreme Heat Warning July 4, 07:07am until July 4, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 4, 07:07am until July 4, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • Independence Day

    High: 95 °F

    Mostly Sunny
    then Heavy
    Rain

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a slight chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Heavy Rain

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 83. Calm wind becoming east 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.

    High: 83 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Low around 66. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 66 °F

    T-storms then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 77. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Independence Day
A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could produce heavy rainfall. Increasing clouds, with a high near 95. Heat index values as high as 100. West wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 2am, then a slight chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. Northwest wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 83. Calm wind becoming east 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 Night
Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Low around 66. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers, with thunderstorms also possible after 11am. High near 77. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fountain Hill PA
 40.61°N 75.41°W (Elev. 587 ft)
Last Update:
4:08 am EDT Jul 4, 2026
Forecast Valid:
7am EDT Jul 4, 2026-6pm EDT Jul 10, 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