Expect record-high temps, ‘copious rain’ in Seattle area as we head toward Thanksgiving

A tropical blast of warm air is starting to be pumped into the Puget Sound region, bringing loads of rain and enough heat to snap records.

Record warm temperatures, flood watches and landslide warnings forecast for Western Washington mean it’s going to be a better holiday for eating than for traveling and skiing.

And frankly, that’s just as it should be, according to National Weather Service of Seattle meteorologist Dustin Guy.

“November is our wettest month of the year, ordinarily, and November as we know it is here,” Guy said.

Tuesday is predicted to warm up as tropical air from the Pacific Ocean, near Hawaii, travels on an atmospheric river, sometimes referred to as the “Pineapple Express,” and works its way up toward Puget Sound.

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“It will bring copious rain and warmer temperatures,” Guy said. The high on Wednesday is expected to reach above 60 degrees, topping the record high for the day of 58 degrees.

The milder temperatures will continue through the night, dipping down only to about 55 degrees, and then climbing back up to a predicted high of 58 degrees, 9 degrees above the average high of 49, Guy said.

The warmer weather will raise the snow line up to 8,000 feet Tuesday through Thursday before falling back down to 6,000 on Saturday.

The weather service also issued a statement advising that there’s an increased risk of landslides in already water-soaked areas and a watch for minor flooding on some rivers, including the Skokomish, Cowlitz, Nisqually, Snoqualmie, Stillaguamish, Skagit and Nooksack.

Pedestrians walk through wet streets at dusk Monday near Seattle’s Pioneer Square. (Erika Schultz / The Seattle Times)

Guy said he doesn’t expect any days he would call dry this week, though Wednesday will be less wet than Tuesday, and Thursday will be pretty wet again.

“It’s going to be a good day for staying indoors and eating…

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