A strong frontal system brought strong east winds to the North Willamette Valley and a mix of snow, sleet, and freezing rain down to the Valley Floor.

Ice Storm in WESTERN COLUMBIA RIVER GORGE, OREGON
From 08-DEC-16 08:30:00 to 10-DEC-16 03:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Corbett had 1.25 inches of ice accumulation on top of 1.5 inches of snow.

Winter Storm in WESTERN COLUMBIA RIVER GORGE, OREGON
From 08-DEC-16 08:30:00 to 09-DEC-16 02:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Four to six inches of snow fell along interstate 84 before turning to sleet and freezing rain. One to 1.5 inches of ice accumulation was also reported.

Heavy Snow in CENTRAL WILLAMETTE VALLEY, OREGON
From 08-DEC-16 08:00:00 to 08-DEC-16 17:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

The area generally had 2 to 4 inches of snow with 0.15 inches of ice accumulation, except Chehalem Mountain had 6 inches of snow.

Heavy Snow in LOWER COLUMBIA, OREGON
From 08-DEC-16 10:00:00 to 08-DEC-16 21:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

There was approximately 4 inches of snow through the Lower Columbia region.  A weather spotter reported 4 inches in Longview, WA, just across the Columbia River.

Heavy Snow in COAST RANGE OF NW OREGON, OREGON
From 08-DEC-16 08:00:00 to 08-DEC-16 18:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Generally 3 to 6 inches of snow reported, with 6 inches of snow at Wilson River Summit and on Chehalem Mountain.

Heavy Snow in NORTH OREGON CASCADES FOOTHILLS, OREGON
From 08-DEC-16 08:30:00 to 10-DEC-16 03:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Generally 2 to 14 inches of snow was reported, with higher amounts reported farther north.

Heavy Snow in NORTH OREGON CASCADES, OREGON
From 08-DEC-16 08:30:00 to 09-DEC-16 21:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Generally 2 to 14 inches of snow was reported, with higher amounts reported farther north. Highest amount recorded was 17 inches at Greenpoint SNOTEL.

Heavy Snow in UPPER HOOD RIVER VALLEY, OREGON
From 08-DEC-16 08:30:00 to 10-DEC-16 03:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

The Hood River Valley had 12 to 18 inches of snow.

Heavy Snow in CENTRAL COLUMBIA RIVER GORGE, OREGON
From 08-DEC-16 08:30:00 to 10-DEC-16 03:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

While areas on the east side of the central Columbia River Gorge saw up to 12 inches of snow, areas farther west saw less snow and up to 1 inch of ice accumulation.

Strong Wind in GREATER  PORTLAND METRO AREA, OREGON
From 08-DEC-16 06:00:00 to 08-DEC-16 10:00:00 (PST-8)
Magnitude: 41.00 MG
Property damage: 13.00K
Crop damage: 0.00K
Reported by: ASOS

Reported wind gusts up to 47 mph brought down many trees and a few power lines across the Portland Metro area.

Winter Storm in GREATER  PORTLAND METRO AREA, OREGON
From 08-DEC-16 08:30:00 to 08-DEC-16 19:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The Portland Metro area generally had 1-2 inches of snow, with 0.2 to 0.3 inch of ice accumulation. Ice accumulations were higher in the West Hills and near the Columbia River Gorge, with 0.8 inch of ice accumulation reported at Council Crest in SE Portland. The NWS Office in Parkrose had 0.4 inch of ice accumulation.