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Will this frigid wind bring rain and snow to Eastern WA and the passes? Latest forecast

N.Adams36 min ago
The Tri-Cities can look forward to a rainy, breezy week, with the possibility of snow frosting the top of Rattlesnake Mountain, according to the National Weather Service.

Significant snowfall is forecast for the Cascade Mountains of Washington, including at Snoqualmie Pass on Interstate 90 .

In the Tri-Cities, the weather service recorded 0.17 inch of rain on Sunday.

More rain is possible Tuesday and likely Tuesday night as a strong warm front arrives in the Tri-Cities. Wind gusts of up to 26 to 30 mph are forecast.

Although the high could be as warm as 48 on Tuesday in the Tri-Cities and the low should be no colder than 42, precipitation could fall as snow at elevations as low as 1,000 feet in the morning, said the weather service.

The snow elevation could rise to 1,900 feet in the afternoon

Snow is unlikely in the Tri-Cities, much of which sits at an elevation of about 400 feet, but it is likely for Rattlesnake Mountain, with an elevation of 1,600 feet.

Two to 4 inches of snow is possible on Rattlesnake Mountain by Wednesday morning, according to the weather service. It should melt quickly, with a high of 39 forecast Wednesday for the mountain.

A 40% chance of rain is expected Wednesday in the Tri-Cities, increasing to 50% Wednesday night, with more rain likely Thursday through Saturday.

Lows should remain above freezing in the mid 30s to mid 40s until at least Saturday in the Tri-Cities.

Gusty winds are forecast in the Tri-Cities through Wednesday, with wind gusts in Kennewick of 30 mph Monday and Wednesday and 26 on those days in Richland and Pasco. Tuesday also will be breezy, but with wind speeds a little slower, according to the weather service.

Across the state, Northwest Washington will have some of the strongest winds as a storm has been intensifying quickly off the Pacific Coast.

"Strait of Juan de Fuca and along the coast, that's where we're going to see our strongest winds, where sustained winds could be between 30 and 35 mph, with gusts between 60 and 65 miles an hour," Maddie Kristell, a meteorologist with the National Weather Service in Seattle. "The lowlands and up through the Bellingham area will probably see gusts more in the 35, 40 mph range.

Travel weather forecast A winter storm warning for Snoqualmie Pass on Interstate 90 in the Cascade Mountains is scheduled to expire at 10 p.m. Monday.

However, more snow is forecast on the pass this week.

On Monday, 1 to 3 inches with another inch overnight was expected. Tuesday, 1 to 2 inches during the day was forecast and 3 to 5 inches that night.

Wednesday could see 1 to 3 more inches of snow, with little accumulation and possible rain mixed with snow from Thursday through Saturday night.

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