WHAT
Heat index values up to 104 expected.
WHERE
Cambria, Cameron, Clearfield, Elk, Northern Centre, Northern Clinton, Northern Lycoming, Potter, Sullivan, and Tioga Counties.
WHEN
From noon Wednesday to 8 PM EDT Thursday.
IMPACTS
Hot temperatures and high humidity may cause heat illnesses.
ADDITIONAL DETAILS
High temperatures will be well into the 90s. Heat index values will be even higher. While temperatures will remain hot on Friday, they should be a couple of degrees lower.
PRECAUTIONARY/PREPAREDNESS ACTIONS
Drink plenty of fluids, stay out of the sun, and stay in an air-conditioned room. Review heat safety and preparedness information at weather.gov/safety/heat. Power outages are possible during periods of extended heat as the extra demand for electricity can tax the power grid. Be prepared for a possible power outage.