Prognostic Meteorological Discussion
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FXUS01 KWBC 262011
PMDSPD

SHORT RANGE FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
311 PM EST MON JAN 26 2015

VALID 00Z TUE JAN 27 2015 - 00Z THU JAN 29 2015

...HEAVY SNOW FOR THE NEW ENGLAND COAST...

...TEMPERATURES WILL BE 20 TO 30 DEGREES ABOVE AVERAGE FOR THE
PLAINS...

...WET WEATHER EXPECTED ACROSS THE DESERT SOUTHWEST...

DEEP LOW OFF THE MID-ATLANTIC COAST WILL SLOWLY MOVE NORTHWARD TO
OFF THE COAST OF MAINE BY WEDNESDAY MORNING.  THE SYSTEM WILL
PRODUCE LIGHT SNOW OVER THE INTERIOR NORTHEAST INTO THE CENTRAL
APPALACHIANS ON MONDAY EVENING.  MODERATE SNOW WILL ALSO DEVELOP
OVER PARTS OF NEW ENGLAND COAST THAT WILL EXPAND NORTHWARD INTO
MAINE AND SOUTHWARD TO THE NORTHERN MID-ATLANTIC COAST BY TUESDAY
MORNING.  THE HEAVIEST SNOW WILL SLOWLY MOVE NORTHWARD INTO
SOUTHEASTERN CANADA BY WEDNESDAY MORNING.   RAIN WILL DEVELOP OVER
PARTS OF THE SOUTHERN MID-ATLANTIC AND SOUTHEAST COAST ON MONDAY
EVENING, MOVING OFF THE COAST BY TUESDAY MORNING.

MEANWHILE, A DISTURBANCE OVER THE UPPER MIDWEST WILL MOVE
SOUTHEASTWARD TO THE TENNESSEE VALLEY BY TUESDAY MORNING AND OFF
THE SOUTHEAST COAST BY WEDNESDAY.  IN ADDITION, A FRONT OVER
CENTRAL CANADA WILL MOVE SOUTHWARD TO THE U. S./CANADIAN BORDER BY
WEDNESDAY.  THE BOUNDARY WILL TRIGGER LIGHT SNOW OVER PARTS OF
UPPER MIDWEST ON WEDNESDAY MORNING.

AN UPPER-LEVEL LOW JUST OFF THE SOUTHERN CALIFORNIA COAST WILL
WEAKEN AND MOVE TO THE CENTRAL ROCKIES BY WEDNESDAY.  THE SYSTEM
WILL PRODUCE LIGHT RAIN FROM PARTS OF SOUTHERN CALIFORNIA TO PARTS
OF THE SOUTHWEST AND SNOW OVER THE HIGHER ELEVATIONS OF THE
SIERRAS THROUGH TUESDAY EVENING.  THE RAIN WILL LIFT NORTHWARD
INTO PARTS OF THE GREAT BASIN ALSO BY TUESDAY EVENING.
ADDITIONALLY, AREAS OF LIGHT SNOW WILL DEVELOP OVER PARTS OF THE
CENTRAL/NORTHERN ROCKIES BY WEDNESDAY MORNING.  ELSEWHERE,
UPPER-LEVEL ENERGY MOVING INTO THE PACIFIC NORTHWEST WILL PRODUCE
LIGHT RAIN OVER PARTS OF THE NORTHWEST FROM EARLY TUESDAY MORNING
INTO TUESDAY EVENING.


ZIEGENFELDER


GRAPHICS AVAILABLE AT WWW.WPC.NCEP.NOAA.GOV
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