A preceding cold arctic air mass combined with a moist Pacific storm resulted in widespread heavy snow for Northwest Oregon including the coast and the Willamette Valley. Warmer air quickly moved in from the south mid-morning and the snow changed to freezing rain.  East winds through the Columbia River Gorge maintained colder air to the north where the precipitation fell mainly as snow.

Heavy Snow in CENTRAL WILLAMETTE VALLEY, OREGON
From 06-FEB-14 05:30:00 to 06-FEB-14 22:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

The Central Willamette Valley was in between two heavier bands of snow to their north and to their south and generally had less snow than other areas in NW Oregon. However, a couple of locations still met the Winter Weather Warning criteria including 5 inches of snow 8 miles northwest of Newberg and 4 inches at Monmouth.

Heavy Snow in SOUTHERN WILLAMETTE VALLEY, OREGON
From 06-FEB-14 05:00:00 to 06-FEB-14 22:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow came fast and furious into the South Willamette Valley and continued heavy at times throughout the day. Most locations saw 5 to 10 inches of snow. The highest measured snow amounts follow. Two trained spotters reported 11.5 inches of snow at Corvallis and 9.3 inches of snow at Philomath. A public report provided 9 inches in Albany, and an amateur HAM radio operator relayed 7 inches of snow in Halsey.

Heavy Snow in NORTH OREGON CASCADES FOOTHILLS, OREGON
From 06-FEB-14 06:00:00 to 07-FEB-14 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

There were no snow observations from within this zone, but heavy snow in near by Detroit (1500 feet elevation) confirms there was heavy snow in the Oregon Cascade Foothills. A trained spotter reported 14 inches of snow in Detroit and ODOT reported 9 inches of snow. Therefore, it is estimated that there was 7 to 15 inches of snow in the foothills.

Heavy Snow in CENTRAL COLUMBIA RIVER GORGE, OREGON
From 06-FEB-14 08:00:00 to 07-FEB-14 02:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

The Hood River County Emergency Manager reported 10 inches of snow in Hood River. The Oregon Department of Transportation reported 9 inches in Hood River and 8 inches in Cascade Locks.

Heavy Snow in UPPER HOOD RIVER VALLEY, OREGON
From 06-FEB-14 08:00:00 to 07-FEB-14 02:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

There were two reports of heavy snow in Parkdale. One from the Hood River County Emergency Manager who reported 14 inches of snow, and the other from the Oregon Department of Transportation who reported 10 inches.

Heavy Snow in CENTRAL OREGON COAST, OREGON
From 06-FEB-14 20:00:00 to 06-FEB-14 23:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Spotter reports indicated 2 to 4 inches of snow reported followed with 0.25 inch of ice.

Heavy Snow in NORTHERN OREGON COAST, OREGON
From 06-FEB-14 06:00:00 to 06-FEB-14 18:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 30-mile wide band of heavy snow set up along the Oregon coast in the morning on the 6th, and resulted in 4 to 8 inches of snow from Tillamook to Manzanita. The heaviest snowfall reports reported was 8 inches from a NWS spotter in Manzanita and 7 inches from a public report at Rockaway Beach.

Heavy Snow in CENTRAL OREGON COAST, OREGON
From 06-FEB-14 05:00:00 to 06-FEB-14 18:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Snow in the morning along the Central Oregon coast changed into freezing rain in the afternoon before ending with 2 to 4 inch snow accumulations. The greatest snowfall reported was 4 inches in Waldport. There was 2 inches of snow in Newport followed with a quarter of an inch of ice.

Heavy Snow in COAST RANGE OF NW OREGON, OREGON
From 06-FEB-14 06:00:00 to 06-FEB-14 21:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Heavy snow on the Northern Oregon Coast range with the greatest amount of 13 inches 6 miles northwest of Vernonia. That snow was reported by a Ham operator. There were two snow reports from ODOT stations with 10 inches of snow (Wilson River Summit and Sunset Summit).

Heavy Snow in CENTRAL COAST RANGE OF W OREGON, OREGON
From 06-FEB-14 05:30:00 to 06-FEB-14 14:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Snow began early in the morning for the Central Oregon coast Range then changed to freezing rain later in the morning and rain in the afternoon. There was a report by the public of 6 inches of snow in Alsea.

Heavy Snow in LOWER COLUMBIA, OREGON
From 06-FEB-14 08:00:00 to 07-FEB-14 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Light snow started early in the morning then increased during the afternoon resulting in a winter weather advisory being upgraded to a warning. A couple more noteworthy reports include one from the general public of 8.5 inches in Scappoose, and an ODOT report of 7 inches of snow in Clatskanie.

Heavy Snow in GREATER  PORTLAND METRO AREA, OREGON
From 06-FEB-14 10:00:00 to 07-FEB-14 00:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Snowfall totals varied across the Portland metro area ranging from 2 to 9 inches with the highest amounts near Hillsboro and Scappoose. A report from the general public of 8.5 inches of snow for Scappoose. There were two HAM Amateur radio reports of 6 inches of snow for Hillsboro and Gresham. Portland received 3 to 4 inches of snow which was reported from various sources including NWS employees, Trained spotters and the NWS office.