The NWS Portland OR issued a winter storm watch at 10:55 p.m. on Sunday valid from Tuesday 5 p.m. until Wednesday 5 p.m. for South Washington Cascades.

A powerful winter storm is making its mark as the season’s most significant weather event, prompting the opening of an emergency shelter, knocking out power to tens of thousands of customers and resulting in a temporary driving ban.

A classic spring storm system is impacting southern Colorado on Friday. The storm will impact travel and deliver significant accumulations for some. Here is a live look at storm updates and closures.

The NWS Pendleton OR released a winter storm warning at 1:58 p.m. on Monday valid from Tuesday 5 p.m. until Friday 5 a.m. for Upper Slopes of the Eastern Washington Cascades Crest.