December 17, 2012

Mountain Weather Forecast -Time: 0930

Discussion: Heavy snow will continue this morning courtesy of the Puget Sound Convergence Zone. Temperatures will also cool off today as cold air fills in behind this storm.

Long-term: Another system arrives on Wednesday with more snow and rising temperatures. Snow showers are expected to continue for the remainder of the week.

24hr Accumulative Precipitation Totals Starting at Noon Today:
Water by 4am =.5 Snow equivalent = 4-8

Total inches of water by noon tomorrow = .5 +
Total inches of snow by noon tomorrow = 5-8

Trend and Timing:
The snow will remain intense through mid afternoon. Snow will change to showers later today and begin to taper off through the night.

24hr Base Area Temperatures (F) Starting at Noon Today:
Low: 22 High: 30
Freezing level: 3500’ 1500’

Trend and Timing:
Freezing levels will drop throughout the day today. Temperatures will remain in the low 20’s tomorrow with a warming trend beginning on Wednesday.

24hr Winds Speed (mph)/Direction Starting at Noon Today:
Base: 10-20 W
Ridge Top: 20-40 W 50+ mph gust possible.

Trend and Timing:
Strong westerly winds will continue for most of today. Winds will begin to taper off tonight and shift SW tomorrow.



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