Mt Washington is the highest peak in the northeast.
It is the second highest east of the Rockies after Mt Mansfield in NC.
So, the predominant winds blow out of the west or northwest. There is nothing as high from Montana for 2500 miles.
On the other side of Montana, here in WA, the summit of Mt. Rainier (14,410 feet) is forecast this weekend to see daytime temps around 3°f - 5°f, with a steady wind of 30 - 35 mph. Then,v Sunday night, wind increasing to 45.