UPDATE: Potter and Tioga counties in Pennsylvania have now been included in the Severe Thunderstorm Watch in effect until 9 pm Sunday
The National Weather Service in Binghamton has issued the following severe weather alerts:
A Severe Thunderstorm Watch in effect until 9 pm Sunday which includes Chemung, Schuyler, Steuben, Tompkins, Tioga (N.Y.), Yates, and Bradford (Pa.) counties.
Strong to severe thunderstorms possible Sunday afternoon and night. Damaging winds and downpours the biggest threats, which may lead to flash flooding. Hail also possible along with isolated tornadoes.