Significant Snowfall for Washington Cascades and Northern Rocky Mountains

A cold front will linger for several days from the Pacific Northwest to portions of the northern Plains early this week. Cold temperatures and copious moisture will combine to produce several feet of snow into the mountain passes, with up to 4 feet of snow down to 4000 feet in the northern Rockies. Travel through mountain passes will be very difficult.
Read More...

Last Update: 309 PM AKST Sun Dec 17 2017

View Nearby Observations

For More Weather Information:

Anchorage, AK Local Forecast Office

Chiniak Bay AK

Marine Zone Forecast


Synopsis: A 998 mb low 120 nm South of Middleton Island exits the Gulf 210 nm Southwest of Klawock at 1012 mb for Mon afternoon. High pressure slides across the Gulf through Tue afternoon. A front crosses the Western Gulf by Tue afternoon.

Tonight
NW wind 20 kt. Seas 3 ft.
Mon
NW wind 15 kt in the morning becoming variable less than 10 kt. Seas 2 ft.
Mon Night
S wind 20 kt. Seas 3 ft.
Tue
SW wind 25 kt. Seas 4 ft.
Tue Night
SW wind 15 kt. Seas 2 ft.
Wed
S wind 15 kt. Seas 4 ft.
Thu
E wind 25 kt. Seas 9 ft.
Fri
SE wind 15 kt. Seas 4 ft.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 309 PM AKST Sun Dec 17 2017
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

No Radar Data Available Link to Satellite Data