[MCD] SWOMCD

[Mesoscale Convective Discussions]

ACUS11 KWNS 101305
SWOMCD
SPC MCD 101304 
MTZ000-IDZ000-WAZ000-101700-

MESOSCALE DISCUSSION 0036
NWS STORM PREDICTION CENTER NORMAN OK
0704 AM CST TUE JAN 10 2006

AREAS AFFECTED...WA...NRN ID...NW MT

CONCERNING...HEAVY SNOW 

VALID 101304Z - 101700Z

HEAVY SNOWFALL WILL CONTINUE ACROSS THE MTNS OF WA...NRN ID AND NW
MT TODAY. SNOWFALL RATES OF 1 TO 3 INCHES PER HOUR WILL BE LIKELY
WITH THE HEAVIER SNOWBANDS MAINLY ABOVE THE 3500 TO 4000 FOOT LEVEL.


WATER VAPOR SHOWS A POCKET OF MOISTURE CURRENTLY SPREADING EWD
ACROSS ERN WA...NRN ID AND NW MT WITH A SECONDARY PLUME OF MOISTURE
SPREADING NEWD ACROSS WRN ORE AND SRN WA. THE MOISTURE IS ASSOCIATED
WITH A SHORTWAVE TROUGH ORIENTED NNW TO SSE...LOCATED JUST WEST OF
THE CASCADES WITH A 80 KT MID-LEVEL JET NOSING INTO WA AND ORE. AS
THE LEFT EXIT REGIN OF THE MID-LEVEL JET MOVES EWD ACROSS THE REGION
ISENTROPIC LIFT SHOULD INCREASE AROUND MIDDAY. AS A
RESULT...SNOWFALL RATES OF 1 TO 3 INCHES PER HOUR WILL CONTINUE WITH
THE HEAVIER SNOWBANDS. THE FREEZING LEVEL IS CURRENTLY AROUND 4000
FEET IN THE CASCADES AND ABOUT 3000 FEET IN THE BITTEROOTS. SNOW
LEVELS SHOULD CHANGE LITTLE OR RISE SLIGHTLY THROUGHOUT THE DAY WITH
SNOWFALL HEAVIEST ABOVE 400O FEET.

..BROYLES.. 01/10/2006

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...MSO...OTX...PDT...SEW...PQR...

46881575 47371625 47931760 47941893 47651990 46952061
46222118 46552216 47962179 48962019 48881654 48171488
47331428 46791478 

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