A significant winter weather event impacted portions of northwest Oregon and southwest Washington. Particularly hard hit was the Portland and Vancouver metro area. A crippling snowstorm impacted the Portland and Vancouver metro area on the afternoon of February 22, continuing into the night. The storm brought widespread 6 to 12 inch snowfall totals to the area. Snowfall distribution was greatly influenced by mesoscale banding. The timing of this event also magnified its impacts.

Heavy Snow in CASCADES IN LANE COUNTY, OREGON
From 21-FEB-23 05:00:00 to 21-FEB-23 17:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Snotel sites indicated a 12 hour period in which 1 inch per hour fell while NOHRSC analysis shows general 1 to 2 feet of snow through the period.

Heavy Snow in CASCADE FOOTHILLS IN LANE COUNTY, OREGON
From 21-FEB-23 07:00:00 to 22-FEB-23 04:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Around 5 to 10 inches of snow fell in the Oakridge and other foothill areas per NORHSC analysis. The Railroad Overpass Snotel had 12 inches of new snow.

Heavy Snow in LOWER COLUMBIA, OREGON
From 22-FEB-23 11:00:00 to 23-FEB-23 10:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Locations south of Goble received up to 6 inches of snow per the NOHRSC analysis.

Heavy Snow in NORTHERN OREGON COAST, OREGON
From 22-FEB-23 18:00:00 to 23-FEB-23 10:00:00 (PST-8)
Reported by: Trained Spotter

Snow began falling around 2000 PST with significant accumulations shortly after  tapering off around 1400 PST on the 23rd. A total of 3 to 8 inches fell, with up to 12 inches in the inland suburbs of Tillamook. Schools were closed as well as some county offices for two days. Oregon Department of Transportation reported closures on US 101 near Neskowin. Power went out at many coastal locations at  2100 PST on the 22nd.

Heavy Snow in NORTH OREGON CASCADES FOOTHILLS, OREGON
From 21-FEB-23 05:00:00 to 22-FEB-23 21:00:00 (PST-8)
Reported by: Mesonet

Snow began falling around 0900 PST with significant accumulations during the afternoon, then tapering off around 2230 PST. A total of 6 to 12 inches fell. Locally 8 to 10 inches in the Scotts Mills and Stayton areas per CoCoRaHS.

Heavy Snow in CENTRAL COAST RANGE OF W OREGON, OREGON
From 21-FEB-23 11:00:00 to 23-FEB-23 11:00:00 (PST-8)
Reported by: Trained Spotter

Snow began falling around 1100 PST with significant accumulations during the afternoon, then tapering off around 0800 PST on the 23rd. A total of 3 to 6 inches fell.

Heavy Snow in COAST RANGE OF NW OREGON, OREGON
From 21-FEB-23 11:00:00 to 23-FEB-23 10:00:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

Snow amounts ranged from 3 to 6 inches in the Van Duzer Corridor, to up to 8 to 15 inches or more in the higher elevations and along the eastern slopes of the Coast Range. NOHRSC analysis shows up to 2 feet near Mt Hebo. It appears Saddle Mountain may have received as much as 28 inches of snow per Snotel data. Another burst of snow brought 6 to 12 inches of snow, with the heaviest totals in western Washington County along the east slopes of the Coast Range.

Heavy Snow in WESTERN COLUMBIA RIVER GORGE, OREGON
From 22-FEB-23 10:00:00 to 22-FEB-23 22:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Snow began falling around 0900 PST with significant accumulations during the afternoon, then tapering off around 2230 PST. A total of 6 to 12 inches fell. Wide variation in snowfall totals, ranging from a couple inches near Cascade Locks to over a foot closer to Rooster Rock, Corbett, and Washougal.

Heavy Snow in CENTRAL OREGON COAST, OREGON
From 22-FEB-23 17:00:00 to 23-FEB-23 10:00:00 (PST-8)
Reported by: Trained Spotter

Snow began falling around 2000 PST with significant accumulations shortly after tapering off around 1400 PST on the 23rd. A total of 3 to 8 inches fell between Seaside and Newport, with up to 12 inches in the inland suburbs of Tillamook. Schools and some county offices were closed for up to 2 days. There were reports of fallen trees and resulting power outages. Oregon Department of Transportation reported road closures on OR 229 Siletz Highway and OR 34 Alsea Highway.

Heavy Snow in CENTRAL WILLAMETTE VALLEY, OREGON
From 22-FEB-23 10:00:00 to 22-FEB-23 22:30:00 (PST-8)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Downtown Salem only had 1 inch of snow, but the suburbs received 2 to 6 inches of snow.

Heavy Snow in GREATER  PORTLAND METRO AREA, OREGON
From 22-FEB-23 10:00:00 to 22-FEB-23 22:30:00 (PST-8)
Property damage: 20.00M
Crop damage: 0.00K
Reported by: Official NWS Observations

Light snow began to around 0900 PST, but the heaviest snow fell during the afternoon through early evening hours. Around 6 to 12 inches of snow fell in the Portland/Vancouver metro area by 2230 PST. This resulted in snarled traffic and numerous traffic accidents. Many vehicles were caught up in the traffic jam well into the night.  Portland International Airport closed briefly.  Schools and government offices were closed for up to two days following the event. Over 80 Trimet buses were stranded due to the rapidly deteriorating road conditions. Hundreds of cars were abandoned on area roadways, even on freeways.