Severe thunderstorm watch in effect for Northern Pa. counties until 9 p.m.
The National Weather Service issued a watch Tuesday afternoon covering four Northern Pennsylvania counties from 2 p.m. to 9 p.m.
On Tuesday at 2:16 p.m. the National Weather Service issued a severe thunderstorm watch valid between 2 p.m. and 9 p.m. in effect until 9 p.m. for McKean, Potter, Tioga and Warren counties.