A strong Pacific system moved through the area and over modified Arctic air. This resulted in widespread snow.

Heavy Snow in CENTRAL OREGON, OREGON
From 14-DEC-16 02:15:00 to 14-DEC-16 22:10:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Measured heavy snow accumulation of 14 inches, 3 miles east-northeast of Bend.

Heavy Snow in OCHOCO-JOHN DAY HIGHLANDS, OREGON
From 14-DEC-16 03:00:00 to 14-DEC-16 19:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Estimated heavy snow accumulation of 10 inches in the Ochoco mountains, 15 miles west-southwest of Mitchell. Also measured heavy snow of 7 inches, 3 miles southeast of Post.

Heavy Snow in JOHN DAY BASIN, OREGON
From 14-DEC-16 03:30:00 to 14-DEC-16 19:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Measured heavy snow accumulation of 6 inches, 9 west-southwest of Service Creek in Wheeler county.

Heavy Snow in FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, OREGON
From 14-DEC-16 09:30:00 to 15-DEC-16 02:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Measured heavy snow accumulation of 7 inches at Lexington.

Heavy Snow in NORTH CENTRAL OREGON, OREGON
From 14-DEC-16 08:30:00 to 15-DEC-16 01:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Measured heavy snow accumulation of 6 inches, 2 miles south-southwest of Grass Valley in Sherman county.

Heavy Snow in EAST SLOPES OF THE OREGON CASCADES, OREGON
From 14-DEC-16 01:00:00 to 15-DEC-16 04:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Measured heavy snow accumulation of 21 inches since early morning, 5 miles north of La Pine. Includes 7 inches of new snow in last 3 hours.

Heavy Snow in EASTERN COLUMBIA RIVER GORGE, OREGON
From 14-DEC-16 11:30:00 to 14-DEC-16 22:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Measured heavy snow accumulation of 4 inches, 5 miles south-southwest of Chenoweth.  Another report of around 4 inches in Arlington.

Heavy Snow in SOUTHERN BLUE MOUNTAINS, OREGON
From 14-DEC-16 09:00:00 to 15-DEC-16 02:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Measured heavy snow accumulation of 6 inches at the Lucky Strike Snotel, 6 miles west-southwest of Starkey in Union county. A 12 hour accumulation.

Heavy Snow in FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, OREGON
From 14-DEC-16 12:30:00 to 15-DEC-16 04:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Estimated heavy snow accumulation of 6 inches at Pilot Rock. Also measured heavy snow of 4 inches at Athena.

Heavy Snow in LOWER COLUMBIA BASIN, OREGON
From 14-DEC-16 12:51:00 to 15-DEC-16 03:20:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Measured heavy snow accumulation of 6 inches, 2 miles north of Hermiston.

Heavy Snow in GRAND RONDE VALLEY, OREGON
From 14-DEC-16 14:30:00 to 15-DEC-16 06:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Measured heavy snow accumulation of 6.5 inches since the evening of the 14th, 5 miles north-northeast of La Grande.

Heavy Snow in WALLOWA COUNTY, OREGON
From 14-DEC-16 15:00:00 to 15-DEC-16 07:50:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Estimated heavy snow accumulation of 5 inches at Lostine.