A series of strong Pacific fronts moved across the region bringing high winds to the coast with heavy rain across much of the area. The heavy rains resulted in flooding of some coastal rivers as well as small stream flooding and a debris flow.

Flood in MARION, OREGON
From 20-DEC-20 23:00:00 to 21-DEC-20 06:00:00 (PST-8)
Location: JEFFERSON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The gage on the Santiam River at Jefferson (JFFO3) crested at 15.3 feet. Flood stage is 15.0 feet. No damage was reported.

Debris Flow in MULTNOMAH, OREGON
From 20-DEC-20 00:00:00 to 20-DEC-20 04:00:00 (PST-8)
Location: ONEONTA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Oregon DOT estimated 70 cubic yards of material block the Historic Columbia River highway between Angels Rest and Multnomah Falls.

High Wind in NORTHERN OREGON COAST, OREGON
From 19-DEC-20 16:04:00 to 19-DEC-20 19:45:00 (PST-8)
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Megler Bridge sensor (ODT74) measured gusts to 64 mph.  The Tierra del Mar sensor (D2405) measured gusts to 60 mph, and the Pacific City sensor (AT297) measured gusts to 61 mph.

Flood in POLK, OREGON
From 20-DEC-20 22:15:00 to 22-DEC-20 14:00:00 (PST-8)
Location: MITCHELL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Other Federal Agency

The gage on the Luckiamute River near Suver (SUVO3) crested at an unknown value due to gage issues.  Flood stage is 27.0 feet. No damage was reported.

High Wind in CENTRAL OREGON COAST, OREGON
From 19-DEC-20 19:23:00 to 19-DEC-20 21:30:00 (PST-8)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Yaquina Bridge sensor (ODT38) was 42 mph gusting to 58 mph and the Yachats sensor (E1135) measured sustained wind of 40  mph gusting to 58 mph.

High Wind in NORTHERN OREGON COAST, OREGON
From 21-DEC-20 09:48:00 to 21-DEC-20 13:03:00 (PST-8)
Magnitude: 59.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Megler Bridge sensor (ODT76) measured winds of 55 mph gusting to 68 mph.

High Wind in CENTRAL OREGON COAST, OREGON
From 21-DEC-20 14:11:00 to 21-DEC-20 16:45:00 (PST-8)
Magnitude: 59.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Yaquina Bridge sensor (ODT38) measured winds of 50 mph gusting to 61 mph. The
Pacific City sensor (AT297) measured winds of 40 mph gusting to 68 mph, and the
Lincoln City/Roads End sensor (F0047) measured winds of 41 mph gusting to 54 mph.

Flood in CLACKAMAS, OREGON
From 20-DEC-20 13:18:00 to 20-DEC-20 15:18:00 (PST-8)
Location: HALEY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Road closure due to high water over Telford Road between Rugg Road and Sunshine Valley Road near Boring, OR.

Flood in BENTON, OREGON
From 20-DEC-20 20:15:00 to 21-DEC-20 17:00:00 (PST-8)
Location: CONROY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The Marys River near Philomath (PHIO3) crested at 20.4 feet. Flood stage is 20.0 feet. No damage was reported.

Flood in LINCOLN, OREGON
From 20-DEC-20 05:10:00 to 20-DEC-20 14:30:00 (PST-8)
Location: SILETZ
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The gage on the Siletz river near Siletz (SILO3) crested at 17.6 feet. Flood stage is 16.0 feet. No damage was reported.

Flood in LANE, OREGON
From 20-DEC-20 13:30:00 to 20-DEC-20 23:30:00 (PST-8)
Location: MAPLETON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The Siuslaw river gage near Mapleton (MPLO3) crested at 18.7 feet. Flood stage is 18.0 feet. No damage was reported.

Flood in TILLAMOOK, OREGON
From 20-DEC-20 04:00:00 to 20-DEC-20 09:30:00 (PST-8)
Location: JUNO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The gage on the Wilson River near Tillamook (TLMO3) crested at 12.4 feet. Flood stage is 12.0 feet.  No damage was reported.

Flood in YAMHILL, OREGON
From 20-DEC-20 10:53:00 to 20-DEC-20 12:53:00 (PST-8)
Location: BELLEVUE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Road closure due to high water on OR-153.