Weather Alerts For Lansdowne, PA

# HEADLINE -------------------- EXTREME HEAT WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH SATURDAY EVENING # DETAILS -------------------- WHAT Dangerously hot conditions with heat index values up to 110 degrees possible during the daytime hours. WHERE Portions of northern Delaware, central and southern New Jersey, and southeast Pennsylvania. WHEN From Wednesday afternoon through Saturday evening. IMPACTS Heat related illnesses increase significantly during extreme heat and high humidity events. ADDITIONAL DETAILS Very warm low temperatures in the mid 70s to low 80s at night will not offer any relief from the heat. This combined with multiple days of near record breaking temperatures will exacerbate the impacts from the heat and humidity. ISSUED AT Monday, June 29, 2026 at 2:46 AM EDT ISSUED BY National Weather Service Mount Holly NJ HEADER URGENT - WEATHER MESSAGE # 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. 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 -------------------- Delaware, Camden, Eastern Chester, Eastern Montgomery, Gloucester, Lower Bucks, Mercer, New Castle, Northwestern Burlington, Philadelphia, Salem Including the cities of Glassboro, Doylestown, Mount Holly, West Chester, Norristown, Pennsville, Cherry Hill, Moorestown, Wilmington, Morrisville, Trenton, Media, Philadelphia, Lansdale, Camden, and Kennett Square