Washington, 2022

Heavy Snow in Washington, November 29 to 30, 2022

November 29 to 30, 2022 · NWS OTX · 12 events in 12 counties and zones

A slow moving Low moved through the Pacific Northwest at the end of November. With below normal temperatures of single digits and teens and ample moisture, it brought widespread snow.

Where it happened

Every event with a place to put it; 12 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
12

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 OTX wrote it up.

A slow moving Low moved through the Pacific Northwest at the end of November. With below normal temperatures of single digits and teens and ample moisture, it brought widespread snow. The heaviest snow fell along the Cascades and Northern Washington reaching South into Spokane.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

12 heavy snow. Local standard time, as filed.

Heavy Snow, Wenatchee Area

When
November 29, 6:00 AM PST to November 30, 7:00 AM PST
Where
Wenatchee Area forecast zone
Reported by
CoCoRaHS
Coordinates
47.802, -120.155 (the zone’s center; the record gives no point)

Observer near Cashmere WA reported 9.7 inches of snow at 0730LST. Other locations in the area including Wenatchee received 5 to 9 inches. A public report of 10.5 near Mason was also received.

Heavy Snow, Waterville Plateau

When
November 29, 6:00 AM PST to November 30, 8:00 AM PST
Where
Waterville Plateau forecast zone
Reported by
Public
Coordinates
47.471, -119.572 (the zone’s center; the record gives no point)

An observer measured 9 inches of snow south of Withrow near Highway 2.

Heavy Snow, Moses Lake Area

When
November 29, 6:00 AM PST to November 30, 8:00 AM PST
Where
Moses Lake Area forecast zone
Reported by
CoCoRaHS
Coordinates
47.095, -119.006 (the zone’s center; the record gives no point)

Observer reported 7 inches of snowfall 7 miles south of Moses Lake. Soap Lake, Ephrata, and Quincy had reports of 6 to 8 inches. Royal city had a report of 4 inches.

Heavy Snow, Upper Columbia Basin

When
November 29, 6:00 AM PST to November 30, 8:00 AM PST
Where
Upper Columbia Basin forecast zone
Reported by
CoCoRaHS
Coordinates
47.610, -119.173 (the zone’s center; the record gives no point)

An observer near Almira reported 11 inches of snow at 0700LST. Grand Coulee and areas along US 2 including Hartline, Wilbur and Coulee City had reports of 8 to 11 inches. Odessa reported 5 inches. Ritzville and Lind had 2 to 4 inches.

Heavy Snow, Washington Palouse

When
November 29, 6:00 AM PST to November 30, 8:00 AM PST
Where
Washington Palouse forecast zone
Reported by
CoCoRaHS
Coordinates
47.261, -117.463 (the zone’s center; the record gives no point)

Observer in Thornton area recorded 5.3 inches of snow at 0700LST Nov 30 for Nov 29-30. Pullman saw ranges of 4 to 6 icnhes. Rosalia had a report of 8 inches. Breezy winds also caused issues with drifting snow on area roadways.

Heavy Snow, Western Chelan County

When
November 29, 7:00 AM PST to November 30, 7:00 AM PST
Where
Western Chelan County forecast zone
Reported by
COOP Observer
Coordinates
47.869, -120.619 (the zone’s center; the record gives no point)

The observer at Holden Village reported snow amount of 19.5 inches. The observer at Stehekin recorded 13 inches of snow.

Heavy Snow, Central Chelan County

When
November 29, 7:00 AM PST to November 30, 7:00 AM PST
Where
Central Chelan County forecast zone
Reported by
Trained Spotter
Coordinates
47.869, -120.619 (the zone’s center; the record gives no point)

Spotter located two miles southwest of Leavenworth recorded 15.5 inches of snow. Other observations in the zone ranged from 13 to 16 inches.

Heavy Snow, Okanogan Valley

When
November 29, 8:00 AM PST to November 30, 12:00 PM PST
Where
Okanogan Valley forecast zone
Reported by
Trained Spotter
Coordinates
48.143, -119.716 (the zone’s center; the record gives no point)

Observer recorded 10 inches of snow through 1200LST on the November 30. Other observations through the Okanogan Valley ranged from 6 to 12 inches.

Heavy Snow, Western Okanogan County

When
November 29, 8:00 AM PST to November 30, 4:00 PM PST
Where
Western Okanogan County forecast zone
Reported by
CoCoRaHS
Coordinates
48.549, -119.741 (the zone’s center; the record gives no point)

An observer recorded a snow amount of 9.5 inches at 0715LST. The Methow Valley received heavy snow with reports ranging from 8 to 12 inches.

Heavy Snow, Okanogan Highlands

When
November 29, 12:00 PM PST to November 30, 8:00 AM PST
Where
Okanogan Highlands forecast zone
Reported by
CoCoRaHS
Coordinates
48.510, -119.128 (the zone’s center; the record gives no point)

The observer recorded 9.9 inches of snow over a 24 hour period. Other observations in the zone ranged from 6.5 to 9 inches.

Heavy Snow, Northeast Mountains

When
November 29, 10:00 PM PST to November 30, 2:30 PM PST
Where
Northeast Mountains forecast zone
Reported by
Trained Spotter
Coordinates
48.184, -117.511 (the zone’s center; the record gives no point)

A report of 8 inches of snow near Evans, WA was received around 1200 LST. Other reports ranged from 8 to 12 inches. Cocorahs near Clayton reported a two day total of 11.5 inches.

Heavy Snow, Spokane Area

When
November 30, 2:00 AM PST to 4:30 PM PST
Where
Spokane Area forecast zone
Reported by
Public
Coordinates
47.599, -117.911 (the zone’s center; the record gives no point)

A report of 13 inches was reported near Chattaroy, WA. A heavy snow band setup over the North and East portion of Spokane county. The area received snow amounts ranging from 6 to 13 inches.

What these are

Heavy Snow
Snowfall reaching the local warning threshold without the other hazards of a winter storm.

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

The same day elsewhere

More

Every storm in Washington in 2022Every state in 2022This day in weather historyWarnings in Washington, November 2022

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: 1066795, 1066835, 1066843, 1066846, 1066884, 1066584, 1066585, 1066576, 1066583, 1066571, 1066556, 1066536.