Forecast for West Slopes Northern Cascades and Passes
Tonight
Breezy. Heavy snow or rain. Snow level 2000 feet rising to 3000 feet late. Snow accumulation of 10 to 20 inches. Southeast wind in the passes 15 to 25 mph.
Sunday
Heavy snow turning to showers midday. Snow level 3000 feet early falling to 2000 feet midday. Snow accumulations 6 to 12 inches. Total snow accumulation 15 to 30 inches. West wind in the passes 20 to 30 mph with gusts to 50 mph early...easing to 15 to 20 mph midday.
Sunday Night
Cloudy with a chance of showers. Snow level 2000 feet. West wind in the passes 10 to 15 mph.
... Winter Storm Warning remains in effect until 1 PM PST Sunday...
A Winter Storm Warning remains in effect until 1 PM PST Sunday.
A vigorous Pacific frontal system will bring very heavy snowfall to the Cascades through midday Sunday. Snowfall totals will likely be in the range of one foot to two and a half feet. The heaviest periods of snow will be tonight with 10 to 20 inches expected.
The snow level will rise to 3000 feet tonight... then fall to 2000 feet on Sunday as snowfall tapers off.
Precautionary/preparedness actions...
A Winter Storm Warning means significant amounts of snow... sleet... and ice are expected or occurring. Strong winds are also possible. This will make travel hazardous or impossible. If you plan to travel into the Cascades be prepared for hazardous driving conditions... long delays... and Road closures.