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

Severe Storm and Dangerous Heat Risks through Friday

Severe thunderstorms are possible each afternoon and evening through Friday. Additionally, dangerous heat and humidity is expected for portions of the area Thursday through Friday. 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.

Mostly Cloudy

93°F

34°C

Humidity 47%
Wind Speed SW 12 mph
Barometer 29.74 in (1006.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 11 Jun 5:51 pm EDT
Extended Forecast for

Fountain Hill PA

Heat Advisory June 11, 06:23pm until June 12, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 11, 06:23pm until June 12, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 71 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 100. Light west wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 64. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Northwest wind around 5 mph.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 71. West wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 100. Light west wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 64. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 85. Northwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 63. Calm wind.
Sunday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 86. 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 likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A chance of showers. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fountain Hill PA
 40.6°N 75.38°W (Elev. 600 ft)
Last Update:
4:13 pm EDT Jun 11, 2026
Forecast Valid:
6pm EDT Jun 11, 2026-6pm EDT Jun 18, 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