Area Forecast Discussion
Issued by NWS Fairbanks, AK

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FXAK69 PAFG 172215
AFDAFG

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
215 PM AKDT WED SEP 17 2014

.DISCUSSION...
MODELS IN DECENT AGREEMENT THROUGH 60 HOURS. UPPER LOW NEAR
ANCHORAGE WILL SPAWN ANOTHER UPPER LOW THAT WILL MOVE INTO THE
GULF OF ALASKA. IN THE SHORT TERM IT WILL SHARPEN THE RIDGE OVER
THE EASTERN INTERIOR BEFORE KICKING THE RIDGE INTO WESTERN CANADA
BY THE WEEKEND.

AS SURFACE LOW MOVES INTO THE GULF BY EARLY THU MORNING AND THE
RIDGE BUILDS DOWN FROM THE ARCTIC...THE GRADIENT WILL INCREASE
OVER THE ARCTIC COAST...PARTICULARLY THE EASTERN ARCTIC COAST.

THE FRONTAL BOUNDARY OVER THE WEST COAST WILL CONTINUE WITH
SHOWERS THROUGH THU MORNING. THE UPPER LEVEL TROUGH MOVES EASTWARD
OVER THE WEST COAST FRI AND COLDER AIR WILL MOVE IN BEHIND THE
FRONT. THIS WILL GENERATE SNOW SHOWERS BEHIND THE FRONT OVER THE
ARCTIC COAST AND NORTHERN INTERIOR SAT AND INTO SUN WHILE RAIN
SHOWERS WILL DEVELOP AHEAD OF THE FRONT OVER THE CENTRAL INTERIOR.

A LOW WILL MOVE INTO THE EASTERN INTERIOR SAT EVENING AND PUSH AN
EASTERLY WAVE THROUGH THE EASTERN INTERIOR WITH RAINFALL OVER THE
AREA.

COASTAL HAZARD POTENTIAL DAYS 3 AND 4...NONE

&&

.HYDROLOGY...NONE.


&&

.AFG WATCHES/WARNINGS/ADVISORIES...
SMALL CRAFT ADVISORY FOR PKZ210-PKZ220-PKZ225-PKZ235-PKZ240-
PKZ245.

GALE WARNING FOR PKZ210.
&&

$$

CF SEP 14


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