Brisk Wind Advisory 190, NWS Fairbanks, AK

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
257 PM AKST TUE DEC 13 2011

.DISCUSSION...
MODELS SIMILAR IN SOLUTIONS THROUGH 60 HOURS. UPPER LEVEL TROUGH
OVER THE WEST COAST WILL ELONGATE AND DIG IN MORE SHARPLY OVER THE
WEST COAST THROUGH AND THEN SPREAD EASTWARD THROUGH WED NIGHT
AHEAD OF THE NEXT LOW MOVING NORTH TO THE BERING SEA ON THU. THE
ASSOCIATED OCCLUDED FRONT WILL PUSH NORTHWARD AND SPREAD SOME SNOW
OVER ZONES 214 AND 215 ON THU THROUGH EARLY FRI.

STRONG LOW BOTTOMING OUT SOMEWHERE NEAR 945 MB AS IT APPROACHES
THE ALEUTIANS. THIS WILL BE THE LOW THAT BRINGS THE NEW SNOWFALL
ON THE WEST COAST ON THU AND FRI. THE LOW GETS STUCK IN BRISTOL
BAY ON THU AND THEN SHOOTS NORTHWARD TO NEAR EMMONAK ON FRI. THIS
WILL BUILD SOUTHWESTERLY FLOW INTO THE CENTRAL PORTION OF THE STATE
AND BRING A LITTLE SNOWFALL TO THE INTERIOR ALONG WITH THE OTHER
INTERIOR WEST COAST ZONES SOUTH OF THE BROOKS RANGE.

THE WINDS ALONG THE NORTHWEST ARCTIC COAST WILL SUBSIDE TONIGHT AS
THE GRADIENT DECREASES. HOWEVER...WINDS OVER MARINE ZONE 210 WILL
CONTINUE AT GALE THROUGH FRI. ZONE 225 WILL CONTINUE TO SEE MARINE
ADVISORY WINDS BEGINNING THU AND CONTINUING THROUGH AT LEAST FRI
OVER THE CAPES TO INCLUDE POINT HOPE.

IN THE NEAR FUTURE...ADVISORY LEVEL WINDS WILL LIKELY OCCUR IN
ZONE 227 BEGINNING WED NIGHT AND INTO THU. THESE WINDS MAY GET
INTO ZONES 225 AND 226 THU NIGHT AND FRI BEFORE WINDS TURN TO
WESTERLY WITH THE PASSAGE OF THE TROUGH ALOFT MOVING NORTH OF THE
AREA BY FRI AFTERNOON.

A SOMEWHAT QUIETER PATTERN WILL BEGIN TO TAKE PLACE OVER NORTHERN
ALASKA AFTER THIS EPISODE OF WEATHER PASSES BY.

COASTAL HAZARD POTENTIAL DAYS 3 AND 4...NONE

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
GALE WARNING FOR PKZ210.

BRISK WIND ADVISORY FOR PKZ225.
&&

CF DEC 11