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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Partly Cloudy

89°F

32°C

Humidity 43%
Wind Speed E 5 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 29 Jun 2:54 pm EDT
Extended Forecast for

Millbourne PA

Extreme Heat Watch July 1, 12:00pm until July 4, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 89. Southeast wind around 5 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 68. South wind 5 to 10 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90. Southwest wind 5 to 15 mph.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Southwest wind 10 to 15 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. West wind 10 to 15 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 80.

    Low: 80 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. Southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 68. South wind 5 to 10 mph.
Tuesday
Sunny, with a high near 90. Southwest wind 5 to 15 mph.
Tuesday Night
Mostly clear, with a low around 72. Southwest wind 10 to 15 mph.
Wednesday
Sunny and hot, with a high near 97. West wind 10 to 15 mph.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny and hot, with a high near 102.
Thursday Night
Clear, with a low around 80.
Friday
Sunny and hot, with a high near 103.
Friday Night
Partly cloudy, with a low around 79.
Independence Day
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 101. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 95. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Millbourne PA
 39.94°N 75.25°W (Elev. 98 ft)
Last Update:
3:19 pm EDT Jun 29, 2026
Forecast Valid:
3pm EDT Jun 29, 2026-6pm EDT Jul 6, 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