Oregon, 1996

Debris Flows in Oregon, November 18 to 20, 1996

November 18 to 20, 1996 · NWS PQR · 5 events in 5 counties and zones

Heavy rainfall on November 18th and 19th triggered dozens of mudslides in Northwestern Oregon. Near Newport 2 men were injured when a mudslide swept their vehicle off the road.

The toll

Deaths
0
Injuries
2
Property damage
None recorded
Crop damage
None recorded
Events
5

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS PQR wrote it up.

Heavy rainfall on November 18th and 19th triggered dozens of mudslides in Northwestern Oregon. Near Newport 2 men were injured when a mudslide swept their vehicle off the road.

Event by event

5 debris flow. Local standard time, as filed.

Debris Flow, Northern Oregon Coast

When
November 18, 12:00 PM PST to November 20, 12:00 AM PST
Where
Northern Oregon Coast forecast zone

Debris Flow, Central Oregon Coast

When
November 18, 12:00 PM PST to November 20, 12:00 AM PST
Where
Central Oregon Coast forecast zone
Injuries
2 direct, 0 indirect

Debris Flow, Central Coast Range of W Oregon

When
November 18, 12:00 PM PST to November 20, 12:00 AM PST
Where
Central Coast Range of W Oregon forecast zone

Debris Flow, Lower Columbia

When
November 18, 12:00 PM PST to November 20, 12:00 AM PST
Where
Lower Columbia forecast zone

Debris Flow, Greater Portland Metro Area

When
November 18, 12:00 PM PST to November 20, 12:00 AM PST
Where
Greater Portland Metro Area forecast zone

What these are

Debris Flow
A fast-moving slurry of mud, rock and debris, usually on a slope soaked by heavy rain or stripped by a fire.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Oregon in 1996Every state in 1996This day in weather historyWarnings in Oregon, November 1996

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5578399, 5578400, 5578401, 5578402, 5578403.