Brisk Wind Advisory 195, NWS Fairbanks, AK

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
114 PM AKST WED DEC 19 2012

.DISCUSSION...
MODELS IN DECENT AGREEMENT THROUGH 60 HOURS. MODELS HAVE FLIPPED
HARD IN MEDIUM RANGE FROM 24 HOURS AGO. UPPER LEVEL TROUGH THROUGH
THE CENTRAL INTERIOR IS MOVING EAST AND WILL PUSH THROUGH THE ALCAN
BORDER BY THU EVENING AS THE TAIL END LAGS BEHIND A BIT. A RIDGE
OF HIGH PRESSURE WILL CONTINUE TO BUILD IN OVER THE WEST COAST AND
PUSH EASTWARD THROUGH THE WEEK.

THE UPPER LOW THAT IS ASSOCIATED WITH THE UPPER TROUGH THAT IS
PUSHING EAST ACROSS THE STATE WILL SLIDE DOWN THE WESTERN PART OF
CANADA AND CROSS OVER INTO ALASKA BY SAT MORNING AND THEN UNDERCUT
THE UPPER RIDGE AND TROUGH OUT IN AN EAST WEST DIRECTION. THE LOW
WILL EXPAND WEST AND ROTATE A COUPLE OF SHORT WAVES AROUND IT AND
DRAG THE COLD AIR IN SIBERIA AND BRING IT INTO THE INTERIOR. THIS
WILL KEEP THE COLD AIR FIRMLY ENTRENCHED FOR THE FORESEEABLE FUTURE.
VERY LITTLE PRECIP WILL BE FOUND ANYWHERE IN NORTHERN ALASKA
THROUGH THE NEXT WEEK.

WIND CHILL ISSUES OVER THE EASTERN ARCTIC WILL CONTINUE AS THE
RIDGE BUILDS OVER THE ARCTIC COAST.

COASTAL HAZARD POTENTIAL DAYS 3 AND 4...NONE

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
WIND CHILL ADVISORY FOR AKZ203-AKZ204-AKZ225-AKZ226.

GALE WARNING FOR PKZ210.

BRISK WIND ADVISORY FOR PKZ220-PKZ225-PKZ245.
&&

CF DEC 12