Thursday, June 13, 2013
Derecho Update: 9:40pm EDT
Storms moving across Philadelphia metro with strong winds and hail. Note the thunderstorms around NYC.
According to the FAA, travel up and down the East Coast is a total mess all the way down to Atlanta.
More strong thunderstorms are forecast by the Storm Prediction Center to develop this afternoon.
Here is the tornado risk:
And, the damaging wind risk. Hatched areas are where gusts 75 mph or higher may occur.