Weather Alerts For McAlisterville, PA

# HEADLINE -------------------- HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT TUESDAY # DETAILS -------------------- WHAT Heat index values of 96 to 103 degrees expected. WHERE A portion of central Pennsylvania. WHEN From 11 AM to 8 PM EDT Tuesday. IMPACTS Hot temperatures and high humidity may cause heat illnesses. ADDITIONAL DETAILS The Heat Advisory may need to be extended into Wednesday for a portion of central Pennsylvania as another hot day is looking increasingly likely. ISSUED AT Monday, July 13, 2026 at 2:04 AM EDT ISSUED BY National Weather Service State College PA HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, stay out of the sun, and stay in an air-conditioned room. Check up on relatives and neighbors, and provide pets with adequate water and shelter from the sun. Know the signs and symptoms of heat exhaustion and heat stroke. Review heat safety and preparedness information at weather.gov/safety/heat. If you do not have air conditioning in your home or lack shelter, you can call 211 or visit pa211.org for assistance locating appropriate shelter from the heat. # AREAS AFFECTED -------------------- Northumberland, Southern Centre, Southern Clinton, Cameron, Columbia, Dauphin, Elk, Juniata, Lebanon, McKean, Mifflin, Montour, Northern Centre, Northern Clinton, Northern Lycoming, Perry, Potter, Schuylkill, Snyder, Southern Lycoming, Sullivan, Tioga, Union, Warren Including the cities of St. Marys, Laporte, Emporium, Wellsboro, Pottsville, Warren, Berwick, Hershey, Shamokin, Ridgway, Lewistown, Mansfield, Trout Run, Danville, Mifflintown, Sunbury, Lock Haven, Williamsport, Harrisburg, Lebanon, Renovo, Selinsgrove, Bloomsburg, State College, Philipsburg, Lewisburg, Coudersport, Newport, and Bradford