STEVENS PASS MOUNTAIN WEATHER

1/12/2011 Weather

24HR SNAPSHOT starting at NOON today

Water - .75 - 1 Snow - 3-10
Freezing levels -  4000'  rising 5500'
Winds -  10-40 W


General Discussion: Nice storm. The next system, with continued warming is expected to arrive just after midnight. The precipitation will switch back and forth from snow to rain and everything in between for the next 2-5 days.

Long-term: This active SW storm track will continue to drive wet systems into the PNW well into the weekend. Impressive storm cycle totals in the range of 10-12”of water are being forecasted by the end of the weekend. Cool air will return early next week.


TRENDS AND TIMING
Precipitation: Snow will taper off this afternoon with light showers until midnight. The next hit of moisture will begin shortly after midnight. Heavy rain in the base area with snow rain mix is expected tomorrow morning below 5000’.

Freezing levels: Freezing levels will continue to rise today reaching 5500’ by early tomorrow morning. Freezing levels will then bounce between 4000’ and 5000’ as waves of cool air move through. Freezing levels are expected to stay at or above Pass level through the weekend.

Winds: Winds too will be a factor as strong westerly flow sets in today. Ridge top winds could exceed 50mph this afternoon. Winds will briefly switch easterly before the next front hits early tomorrow morning.