Seattle Snowstorm May Close Out November: Puget Sound Forecast

SEATTLE — Mountain snow will complicate post-Thanksgiving journey over the passes this weekend, and Puget Sound might see its first snow occasion of the season not lengthy after.

One other spherical of rain is forecast to brush throughout the lowlands Saturday, intensifying within the night and lasting into Sunday. It is going to be breezy, too, with peak wind gusts hitting 20 to 30 mph in most areas and stronger up north and alongside the coast. The rain ought to start to taper off Sunday afternoon, however snow ranges dipping under go ranges will influence journey over the Cascades.

A winter storm watch will take impact Saturday afternoon.

In accordance with the newest forecasts, an opportunity for lowland snow can be within the playing cards every single day subsequent week, beginning with Monday, when snow ranges first fall under 1,000 toes. With precipitation anticipated to kick up once more Tuesday by way of Thursday, and temperatures turning frigid late within the week, the Nationwide Climate Service stated most lowland areas will see at the very least minor accumulations subsequent week, if not one thing extra substantial.

“With the a lot cooler airmass that’s forecast to arrange throughout the Pacific Northwest early subsequent week, the door can be open to accumulating lowland snow with any precipitation,” NWS Seattle wrote Friday. “This sample seems to be [the] greatest likelihood of accumulating lowland snow to this point this season.”

There are nonetheless just a few days left to agency issues up, and forecast fashions are nonetheless in disagreement on the specifics, with some solely permitting for an inch or two falling mid-week and others predicting a complete lot extra.

“Ensemble techniques highlighting the potential for lowland places to select up 1 inch or extra of snow accumulation at between 50% and 90%, and a 20% to 55% likelihood of larger than 4 inches of snow accumulation particularly for the favored areas of western Whatcom County, the northern Olympic Peninsula, and Hood Canal,” NWS Seattle stated. “As well as, in a single day low temperatures are anticipated to dip to close freezing most nights subsequent week, highlighting the potential for any untreated highway surfaces to refreeze in a single day.”