Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Fog/Mist

71°F

22°C

Humidity 87%
Wind Speed Calm
Barometer 30.03 in (1016.9 mb)
Dewpoint 67°F (19°C)
Visibility 6.00 mi
Last update 29 Jun 3:54 am EDT
Extended Forecast for

4 Miles W Monroeville NJ

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

    Today: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 86. Calm wind becoming northeast around 5 mph in the morning.

    High: 86 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. South wind around 5 mph becoming calm  in the evening.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Light south wind increasing to 5 to 10 mph in the morning.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. South wind 5 to 10 mph.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Southwest wind around 10 mph.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Friday

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

    High: 103 °F

    Hot

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Calm wind becoming northeast around 5 mph in the morning.
Tonight
Mostly clear, with a low around 63. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 87. Light south wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 69. South wind 5 to 10 mph.
Wednesday
Sunny, with a high near 95. Southwest wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 78.
Friday
Sunny and hot, with a high near 103.
Friday Night
Partly cloudy, with a low around 77.
Independence Day
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Monroeville NJ
 39.63°N 75.22°W (Elev. 98 ft)
4:07 am EDT Jun 29, 2026
4am EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
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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