# HEADLINE
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EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM EDT WEDNESDAY
# DETAILS
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WHAT
Dangerously hot conditions with heat index values up to 105 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 to 8 PM EDT Wednesday.
IMPACTS
Heat related illnesses increase significantly during extreme heat and high humidity events.
ISSUED AT
Tuesday, July 14, 2026 at 4:54 PM EDT
ISSUED BY
National Weather Service Mount Holly NJ
HEADER
URGENT - WEATHER MESSAGE
# PRECAUTIONARY/PREPAREDNESS ACTIONS
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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.
# AREAS AFFECTED
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Delaware, Camden, Eastern Montgomery, Gloucester, Lower Bucks, Mercer, New Castle, Northwestern Burlington, Philadelphia
Including the cities of Mount Holly, Norristown, Media, Camden, Glassboro, Wilmington, Morrisville, Moorestown, Lansdale, Trenton, Philadelphia, Cherry Hill, and Doylestown