While the severity and path of the storm grabbing attention is still questionable, the impact would span Monday and Tuesday in central Pennsylvania.
How nasty the weather gets, if nasty at, all depends on the track and strength from Sandy, a hybrid storm, a nor'easter or a simple frontal passage.
In the worst-case scenario, an intense storm, turns inland from the Atlantic Ocean over New Jersey and Pennsylvania early next week.
Such a scenario would deliver high winds, heavy rain and perhaps high-elevation snow. Impacts would range from travel disruptions and foiled activities to downed trees, power outages and flash and urban flooding.
If the storm fails to turn westward over the region, a period or two of rain would occur Saturday night into Monday. Snow showers could occur over the mountains by early next week with noticeably blustery, progressively colder conditions for all.
Another round of rain is expected to move through the Carolinas on Saturday, which may lead to rises on some small streams and creeks.
“It was by far the most intimidating natural disaster I have ever chased,” Storm Chaser and Extreme Meteorologist Reed Timmer said of the historic flooding in South Carolina.
Winter will kick off with mild weather in the Northeast and mid-Atlantic as an intensifying El Nino influences the weather pattern across the country.
A fall-like weekend is in store for the Northeast, after rain and thunderstorms will dampen the region on Friday.
Joaquin continues its journey across the northern Atlantic toward Europe, where it is expected to impact Spain and Portugal this weekend.
Oho will hit parts of British Columbia and Alaska with drenching rain, gusty winds and pounding seas before the week comes to an end.
New England (1804)
Extraordinary "Snow Hurricane" - snow mixed with heavy rains from Washington, D.C. on north - heavy snow in interior New England. Up to 2 feet in Green Mountains of Vermont.
A few snow flakes in Philadelphia, PA (trace). Also a trace of snow in Baltimore, MD.
Damaging hailstorms - $7.5 million loss to crops.