Saturday, August 5, 2017

Reports: Violent thunderstorms threaten northeastern US with flash flooding, isolated tornadoes

By Ashley Williams, AccuWeather staff writer
August 4,2017, 11:36:38PM,EDT
As of 11:30 p.m. EDT Friday, the reports below are no longer being updated.
00:1901:53 A strong storm system over southern Canada is forcing much cooler air from the Midwest to collide with warm, humid air over the northeastern United States.
Locally violent thunderstorms erupting from the Ohio Valley to the eastern Great Lakes region and central Appalachians will pose risks to lives and property into Friday night.
"In addition to the potential for damaging winds, large hail and flash flooding, a few tornadoes can be spawned in this severe weather event," said AccuWeather Senior Meteorologist Alex Sosnowski.

Severe storms to threaten damage, delays over New England into Saturday evening
AccuWeather Severe Weather Center
7 lightning safety tips if you’re caught outside during a thunderstorm

There were several additional reports of downed trees as intense storms passed through New York, Pennsylvania and parts of Ohio on Friday afternoon and evening, damaging some homes.

Tree on house 1 mi. E of Cato ~5:20p.@JimTeskeNC9 @NWSBUFFALO

An audience attending a race at Williams Grove Speedway in Mechanicsburg, Pennsylvania, reported spotting a possible funnel cloud forming just above the track around 8 p.m. EDT Friday.

Thunderstorms have prompted incoming flight delays at airports including Newark International Airport (EWR), John F. Kennedy International Airport (JFK) and Philadelphia International Airport (PHL). Some airports have delayed arriving flights for at least an hour.

Thousands of customers across the northeastern U.S. are dealing with power outages as severe storms continue to impact the region.
Nearly 12,000 customers in Erie County without power due to severe weather. Most in Cheektowaga
OUTAGE UPDATE 4:50PM: Currently, 1,915 members are without power in 41 outages in 10 counties. Crews will work until all power is restored.

As of 3:50 p.m. EDT Friday, 911 call centers and law enforcement have reported several downed trees in parts of West Virginia, Pennsylvania, Ohio and New York, blocking some roads, causing damage and knocking down power lines. Officials are urging drivers to take caution.
Reports or trees down and a blown over car lot on Girard, Ohio with the storm that passed about an hour ago.

@MarkJWeather wow, just came through Stow, trees down every where and my house ! Portage county 😵
@NWSPittsburgh 2 trees down and snapped in half at CCAC Boyce Campus in Monroeville, PA.

Waterspouts have been spotted over the Great Lakes region as severe storms move through the northeastern US and southern Canada early Friday afternoon. A resident of Crystal Beach, Ontario, filmed a waterspout over Lake Erie, about 6 miles from Buffalo, New York.

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