Watches, Warnings & Advisories



One product issued by NWS for: Philadelphia PA

Extreme Heat Warning

URGENT - WEATHER MESSAGE
National Weather Service Mount Holly NJ
251 AM EDT Wed Jul 15 2026

DEZ001-NJZ015-017>019-PAZ070-071-104-106-152000-
/O.CON.KPHI.XH.W.0002.260715T1400Z-260716T0000Z/
New Castle-Mercer-Gloucester-Camden-Northwestern Burlington-
Delaware-Philadelphia-Eastern Montgomery-Lower Bucks-
Including the cities of Mount Holly, Trenton, Media,
Philadelphia, Norristown, Morrisville, Glassboro, Lansdale,
Moorestown, Wilmington, Doylestown, Camden, and Cherry Hill
251 AM EDT Wed Jul 15 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
8 PM EDT THIS EVENING...

* WHAT...Dangerously hot conditions with heat index values up to 107
  degrees expected.

* WHERE...In Delaware, New Castle County. In New Jersey, Mercer,
  Camden, Gloucester, and Northwestern Burlington Counties. In
  Pennsylvania, Delaware, Eastern Montgomery, Lower Bucks, and
  Philadelphia Counties.

* WHEN...From 10 AM this morning to 8 PM EDT this evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

* ADDITIONAL DETAILS...Heat indices in the upper 90s to near 100
  degrees will be possible again on Thursday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

If you do not have air conditioning in your home or lack shelter,
you can call 211 or visit your county or state health department
website for assistance locating appropriate shelter from the heat.

&&

$$