Dangerous Heat and Humidity Today through Saturday

Dangerously hot and humid conditions are expected to build starting today through Saturday. Additionally, there will be a threat of thunderstorms on some of the days. View this briefing for details. Read More >

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Fair

93°F

34°C

Humidity 55%
Wind Speed NW 7 mph
Barometer 30.01 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 1 Jul 1:55 pm EDT
Extended Forecast for

Lafayette Hill PA

Extreme Heat Warning July 1, 02:09pm until July 4, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 1, 02:09pm until July 4, 08:00pm

    NOW until 8:00pm Sat

    Extreme Heat Warning

  • This Afternoon

    High: 98 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 10pm. Some of the storms could be severe.  Partly cloudy, with a low around 76. Southwest wind 5 to 10 mph.  Chance of precipitation is 20%.

    Low: 76 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 103. Heat index values as high as 110. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 103 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 80. Southwest wind around 5 mph.

    Low: 80 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 103. Light west wind increasing to 5 to 10 mph in the morning.  Chance of precipitation is 20%.

    High: 103 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly between 8pm and 2am.  Partly cloudy, with a low around 78. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 78 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: A chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 101. Chance of precipitation is 30%.

    High: 101 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 75. Chance of precipitation is 40%.

    Low: 75 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms after 3pm. Some of the storms could be severe. Mostly sunny and hot, with a high near 98. Heat index values as high as 106. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 10pm. Some of the storms could be severe. Partly cloudy, with a low around 76. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday
Sunny and hot, with a high near 103. Heat index values as high as 110. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 80. Southwest wind around 5 mph.
Friday
A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 103. Light west wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 78. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Independence Day
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 101. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.
Sunday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 96. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 90. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette Hill PA
 40.1°N 75.27°W (Elev. 194 ft)
1:23 pm EDT Jul 1, 2026
2pm EDT Jul 1, 2026-6pm EDT Jul 7, 2026
 
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Additional Resources

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