The worst impacts from Sandy will stay east of Pittsburgh and the western slopes of the Appalachians into the Ohio Valley. However, there will be some impact in western Pennsylvania.
Folks making airline connections to the East Coast, especially from Washington, D.C. to New York City and Boston will experience storm-related delays, through midweek.
A stalled front brought cold rain to the region over this past weekend.
During the period from Monday night through Tuesday, additional rounds of rain are in store as Sandy moves inland over the mid-Atlantic and lingers. The heaviest rain locally is expected late Monday night into Tuesday morning.
Flash, urban and small stream flooding are forecast due largely to the terrain in the region and fallen leaves potentially blocking storm drains. On the eastern slopes of the Appalachians, major flooding of the Potomac River is forecast during the middle and latter part of this week.
More significant rainfall and a greater risk of flash flooding exists east of the Allegheny Front, closer to the source of tropical moisture from Sandy.
Winds from the fringe of Sandy will reach this far west. Especially so when an upper level system joins in from the west, causing winds to line up at the surface and aloft Monday night, Tuesday, perhaps into Wednesday.
Gusts between 50 and 60 mph are possible over the ridges of the mountains. Gusts between 40 and 50 mph will be occur on the west slopes of the Appalachians.
With these wind speeds, some sporadic downed trees and power outages are possible.
As for snow, there is the potential for accumulating snow in elevations above 2,200 feet in southwestern Pennsylvania and West Virginia spanning Monday night into Wednesday. A couple of feet of snow will accumulate at an elevation around 3,000 and above feet in West Virginia with blizzard conditions at times.
A couple of snow showers, mixed with rain are possible in the lower elevations spanning Tuesday into Wednesday.
Minor damage and power outages affect Guam after a powerful earthquake strikes off of the coast.
Tropical moisture from the approaching Odile will deliver another round of heavy rain and flooding downpours to the interior Southwest by the middle of this week.
The remnants of Odile have the potential to bring heavy rain and flooding to parts of the Plains and Midwest late this week after hitting the Southwest.
On Tuesday, Edouard became the first major hurricane in the Atlantic since Sandy. While the hurricane remains at sea, rough surf will reach some Atlantic coast beaches.
The chilliest air of the season so far will settle over much of the Northeast Thursday into Friday and will bring frost to a large area.
A raging wildfire, which erupted Monday afternoon, has damaged or destroyed more than 100 structures and has forced the evacuation of hundreds of residents in Northern California, near Weed.
Hurricane Hugo crossed Guadalupe, then the Virgin Islands. St. Croix had gusts to 97 mph. Later, of gust of 170 mph was measured in the harbor of Culebra Island, P.R.
Great Lakes (1990)
27 degrees at Sault Ste. Marie, MI. A record low for so early in the season (old record of 30 set in 1974). Snow flurries across Vermont and parts of New Hampshire. Snow flurries and sleet at Naples, NY.
Philadelphia, PA (1991)
50th day at or above 90 degrees, broke old annual record of 49 days set in 1988.