Alerts in Effect
Winter Weather AdvisoryIssued at 03:35 Tuesday 24 November 2020
...SLOW MOVING STORM SYSTEM TO BRING MORE MOUNTAIN SNOW TO THE
.A slow moving upper level storm system will bring plentiful
moisture into the region. This combined with falling snow levels
will allow for moderate mountain snow, especially above 4000 feet.
Substantial snow accumulations are expected over the Washington
and Oregon Cascades and their adjacent east slopes, as well as the
Blue and Wallowa Mountains of northeast Oregon and southeast
Washington. Snow will taper off Wednesday night, ending by
* WHAT...Snow expected. Total snow accumulations of 6 to 10
inches. Winds gusting 20 to 30 mph.
* WHERE...East Slopes of the Washington Cascades.
* WHEN...From 4 PM this afternoon to 4 PM PST Wednesday.
* IMPACTS...Travel could be difficult. The hazardous conditions
will likely impact travel through Snoqualmie Pass, White Pass,
and other passes.
* ADDITIONAL DETAILS...In addition to moderate to heavy snow at
times, gusty winds may lead to blowing and drifting snow.