Every severe weather report published for Chester County, Pennsylvania, newest first.
The National Weather Service has extended a Flood Watch for 36 central Pennsylvania counties, including Warren, McKean, and Potter, through Thursday evening.
The National Weather Service has issued a Heat Advisory effective from 11 AM to 8 PM EDT Thursday, with heat index values up to 102 expected.
The National Weather Service warns that hot temperatures and high humidity may cause heat illnesses across south central Pennsylvania from 11 AM to 8 PM EDT Thursday, September 3, 2026, when the advisory expires.
The National Weather Service has extended the heat advisory for the Philadelphia region, now in effect until 8 PM EDT today.
The National Weather Service has issued a Flood Warning for Burlington, Hunterdon, Mercer, and other counties in New Jersey and Pennsylvania, effective until 3 AM EDT Friday, Aug. 28, 2026.
FOX Weather has issued an advisory for severe storms across the Philadelphia area, New York City, and the DMV, with damaging winds and heavy rain possible.
The National Weather Service issued a Flood Watch on Aug. 20 for Philadelphia and seven neighboring counties, extending it into early Friday.
The National Weather Service has issued a Flood Watch for parts of central Pennsylvania from noon EDT today through late tonight.
The National Weather Service has issued a Flood Watch for the Philadelphia region, effective from Thursday afternoon through late Thursday night.
The National Weather Service has extended the Flood Watch for portions of Delaware, New Jersey, and Pennsylvania, now in effect from Thursday, Aug. 27, until 4 a.m. Friday.
A Flood Watch for 25 zones in New Jersey, southeast Pennsylvania, and northern Delaware now runs longer than first issued, ending early Friday morning.
ABC News and Yahoo News disagree on the alert level and the peak heat index for a Northeast stretch running from Maryland to Maine, including Philadelphia, New York and Boston.