Ethan Huston

The National Weather Service confirmed that an EF1 tornado touched down in southern Perry County on Sunday, causing damage to wooded areas along Lamb's Gap Road but no injuries or fatalities. According to the NWS damage survey, the tornado reached an estimated peak wind speed of 100 mph. It carved a path about 0.55 miles long and up to 300 yards wide. The tornado began at 7:14 p.m. about 4 miles west-southwest of Marysville and ended at 7:17 p.m. about 3 miles north of Wertzville.

A spotty shower remains possible in areas west of the Susquehanna River this evening. Otherwise, expect mostly cloudy and muggy conditions.Tonight, lows will fall to the upper 60s under mostly cloudy skies. Areas of fog may redevelop, and a stray shower is possible.Wednesday will feature more sunshine than Tuesday, as high pressure builds southward from New England. However, a spotty shower or two is possible in Franklin, Adams, and Cumberland counties.

A flood watch was issued for south-central Pennsylvania until 2 a.m. Tuesday Chances for few showers and thunderstorms with gusty winds and heavy downpours will diminish the further we go through the night. That said, isolated showers and storms are possible through roughly about 2-4 a.m. Tuesday. The most vulnerable areas to flooding are:Creeks and streamsLow-lying areasFlood-prone roadsUrban locationsPoor-drainage areasTemperatures will remain mild and humid at 68 degrees.