Gale Warning 126, NWS Fairbanks, AK

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
204 PM AKST THU DEC 24 2009

.DISCUSSION...RELATIVELY MILD PATTERN TO CONTINUE OVER THE
NORTHERN 2/3 OF AK FOR THE FORESEEABLE FUTURE. 12Z MODELS
IN GOOD AGREEMENT THROUGH SHORT AND INTO MID TERM ON KEY
FEATURES.

NE TO E FLOW FROM 850 MB UP THROUGH 500 MB LIES OVER REGION
AROUND UPPER HIGH CENTERED OVER ARCTIC N OF PABR AT 75-80N.
THIS WILL BRING SOME COLDER AIR S AND W OVER INTERIOR TONITE
AND FRI. AT SAME TIME...MOISTURE CIRCULATING AROUND A LARGE
UPPER LOW COMPLEX OVER PACIFIC CENTERED AROUND 50N/160W WILL
PUSH N ACROSS AK RANGE LATE TOMORROW AND SAT. AS THIS COMPLEX
SHIFTS N. THUS...OVER-RUNNING SNOW WILL MOVE N OVER SRN HALF OF
THE INTERIOR TOMORROW NITE INTO SAT. NITE. AMOUNTS ARE NOT
EXPECTED TO BE REAL HEAVY...2-4 INCHES AT MOST...AS EVENTUALLY
SRLY FLOW ALOFT WILL PREVAIL BY SUN...PUSHING COLDER AIR BACK TO
THE N.

NERLY SURFACE PRESSURE GRADIENTS ARE INCREASING OVER N SLOPE...
SO BLSN WILL DEVELOP TONITE...CONTINUING THROUGH SUN. SINCE NO
FALLING SNOW WILL OCCUR...NO BLIZZARD ISSUES EXPECTED. DRY AND
BREEZY WEATHER WITH AREAS OF BLSN EXPECTED ON W COAST TONITE
AND TOMORROW. A SHORT-WAVE WRAPPING AROUND PACIFIC UPPER LOW
WILL BRING SOME SNOW FROM S TO N BEGINNING SAT. COULD SEE SOME
WINTER WEATHER ADVISORY ISSUES WITH THIS LATE SAT/SUN.

GUSTY NE SURFACE WINDS WILL DEVELOP ACROSS INTERIOR TONITE...
ESPECIALLY HIGHER TERRAIN. ISSUED WIND ADVISORIES FOR HIGHLANDS
OF 219/220/221 THROUGH TOMORROW AS A RESULT. AS PACIFIC MOISTURE
MOVES N TOMORROW NITE/SAT...-SN WILL DEVELOP OVER SRN HALF OF
INTERIOR.

COASTAL HAZARD POTENTIAL DAYS 3 AND 4...NONE

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
WIND ADVISORY FOR AKZ219-AKZ220-AKZ221.

BRISK WIND ADVISORY FOR PKZ210-PKZ220-PKZ225-PKZ230-PKZ235.
&&

MAR DEC 09