Snow Advisory 19, NWS Fairbanks, AK

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
128 PM AST TUE DEC 4 2007

.DISCUSSION...
STRONG WINDS OVER THE ARCTIC COAST AND THE HILLS OF THE CENTRAL
AND EASTERN INTERIOR WILL RAPIDLY DIMINISH THIS EVENING AS HIGH
NORTH OF ARCTIC SHORE WEAKENS AND LOW PRESSURE NEAR KODIAK ISLAND
AND ALSO LOW IN BERING SEA DISSIPATES. THIS WILL ONLY BE A 24 HOUR
REST BEFORE STRONG LOW IN THE WESTERN BERING SEA MOVES INTO THE
CENTRAL BERING SEA WED MORNING...THEN NORTH TO 80 NM WEST OF ST
LAWRENCE ISLAND ON THU AFTERNOON. NUMERICAL MODELS ARE IN PRETTY
GOOD AGREEMENT WITH DEVELOPMENT OF THIS SYSTEM WHICH WILL BRING
STRONG WINDS...SNOW...AND REDUCED VISIBILITIES TO WESTERN ALASKA.

CENTRAL AND EASTERN INTERIOR...WINDS DIMINISHING RAPIDLY WITH
WEAKENING PRESSURE GRADIENT. THE ONLY WIND CHILL ADVISORY STILL
ACTIVE IS IN ZONE 223 AND WILL END THIS EVENING. WINDS WILL
INCREASE IN THE PASSES IN ZONE 225 AND THE WESTERN PART OF ZONE
226 TONIGHT TO ADVISORY LEVEL. VERY COLD TEMPERATURES WILL
CONTINUE INTO WED IN THE EASTERN INTERIOR.

ARCTIC COAST...WINDS DIMINISHING RAPIDLY WITH BLOWING SNOW ENDING
THIS EVENING. HIGH PRESSURE IS WEAKENING NORTH OF THE ARCTIC
COAST. THE NEXT SYSTEM MOVING INTO THE NORTHERN BERING SEA THU
AFTERNOON WILL RETURN STRONG WINDS TO THE WESTERN ARCTIC COAST THU
SPREADING EAST TO THE EASTERN ARCTIC BY FRI.

WESTERN ALASKA...STRONG LOW MOVING INTO BERING SEA ON WED AND THU
WILL BRING STRONG WINDS...SNOW...AND REDUCED VISIBILITIES IN
BLOWING SNOW. A WINTER STORM WATCH FOR ZONES 211 THROUGH 214
WED AND WED NIGHT...AND SPREADING EAST WITH A WINTER STORM WATCH
FOR ZONES 215 THROUGH 217 WED AFTERNOON INTO THU. ZONES 207-210
WILL BE MONITORED CLOSELY FOR SIMILAR CONDITIONS.

COASTAL HAZARD POTENTIAL DAYS 3 AND 4...FRIDAY THE BERING LOW
FILLS AND MOVES INTO THE BERING STRAIGHT...BUT STRONG WINDS AND
SNOW WILL CONTINUE IN NORTHWEST ALASKA.

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
WIND ADVISORY FOR AKZ216-AKZ219-AKZ220-AKZ221-AKZ223-AKZ225-
AKZ226.

WIND CHILL ADVISORY FOR AKZ223.

WINTER STORM WATCH FOR AKZ211-AKZ212-AKZ213-AKZ214-AKZ215-AKZ216-
AKZ217.

HEAVY FREEZING SPRAY WARNING FOR PKZ200-PKZ210-PKZ220-PKZ225.

SMALL CRAFT ADVISORY FOR PKZ200-PKZ210-PKZ220-PKZ225.

BRISK WIND ADVISORY FOR PKZ215-PKZ230-PKZ235-PKZ240-PKZ245.

GALE WARNING FOR PKZ200-PKZ210.
&&

RL DEC 07