Gale Warning 40, NWS Fairbanks, AK

NORTHERN ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FAIRBANKS AK
535 AM AST SUN MAR 19 2006

.DISCUSSION...
ALOFT...LARGE AREA OF STRONG HIGH PRESSURE OVER THE ARCTIC...CENTERED
800 MILES NORTH OF BARROW...WILL MOVE NORTH TO NEAR THE NORTH
POLE BY MON AFTERNOON. LOW PRESSURE BETWEEN THE PRIBILOFS AND
SAINT MATTHEW ISLAND WILL MOVE EAST AND BE OVER THE SOUTHERN PART
OF THE GULF OF ALASKA TUE MORNING. LOW PRESSURE SOUTHEAST OF
WRANGEL ISLAND WILL MOVE WEST OF WRANGEL ISLAND THIS AFTERNOON.
LOW PRESSURE WILL MOVE WEST ACROSS THE ARCTIC OCEAN MON THROUGH
TUE. THE LOW WILL BE 200 MILES NORTH OF POINT BARROW MON AFTERNOON.
RIDGE WILL BUILD OVER THE EASTERN BERING SEA TUE THROUGH WED. HIGH
PRESSURE WILL BUILD OVER THE YUKON TERRITORY AND NORTHWEST
TERRITORY OF CANADA TUE THROUGH WED. TROUGH WILL MOVE EAST ACROSS
THE INTERIOR WED THROUGH THU.

SURFACE...LOW PRESSURE OVER THE NORTHERN GULF OF ALASKA WILL MOVE
NORTH OVER THE ALASKA RANGE TONIGHT. AN ASSOCIATED FRONT WILL MOVE
NORTH ACROSS THE INTERIOR TO THE BEAUFORT SEA COAST TONIGHT THROUGH
MON NIGHT. A 983 MB LOW 300 NM WEST OF CAPE NEWENHAM WILL MOVE
EAST ACROSS CAPE NEWENHAM THIS AFTERNOON AND BE OVER THE CENTRAL
GULF OF ALASKA MON AFTERNOON THEN MOVE SOUTH THROUGH WED. LARGE
AREA OF STRONG HIGH PRESSURE WITH 1050 MB CENTER NEAR 83N/118W
WILL MOVE NORTH. THE CENTER OF THE HIGH WILL BE NEAR THE NORTH
POLE TUE AFTERNOON.

NORTH SLOPE...MODERATE TO STRONG EAST WINDS PRODUCED BY TIGHT
PRESSURE GRADIENT BETWEEN STRONG ARCTIC HIGH AND BERING SEA LOW
WILL CONTINUE THROUGH MON. SOME SNOW ASSOCIATED WITH FRONT MOVING
NORTH OVER THE AREA WILL MIX WITH THE WIND TO PRODUCE BLOWING SNOW
WITH LOW VISIBILITY EAST OF BARROW LATE TONIGHT AND MON. WINDS
SHOULD BECOME LIGHT ON TUE AND CONTINUE LIGHT THROUGH THE END OF
THE WEEK. TEMPERATURES WILL REMAIN COLD FOR AT LEAST ANOTHER
WEEK...SOME WARMING MAY OCCUR EAST OF BARROW ON MON.

WEST COAST...SNOW AND BLOWING SNOW OVER SAINT LAWRENCE ISLAND AND
THE YUKON DELTA WILL CONTINUE TODAY AS LOW PRESSURE MOVES EAST
BETWEEN THE PRIBILOFS AND SAINT MATTHEW ISLAND TO EAST OF CAPE
NEWENHAM. WINDS WILL BECOME NORTHWEST ON MON AS THE LOW MOVES
FURTHER EAST. SNOW SHOWERS MAY BE EXPECTED MON AND MON NIGHT AS COLD
AIR COMES IN WITH NORTHWEST WINDS. DRY WEATHER WITH LIGHT WINDS
TUE WILL CONTINUE THROUGH THE END OF THE WEEK.

INTERIOR...GULF OF ALASKA LOW WILL BRING SNOW SHOWERS TO THE
ALASKA RANGE TODAY. LIGHT SNOW WILL SPREAD TO THE REST OF THE
INTERIOR TONIGHT AND MON. LOCALLY WINDY CONDITIONS FOR PARTS OF
THE INTERIOR WILL END TONIGHT AS PRESSURE GRADIENT
WEAKENS...HOWEVER GUSTY SOUTH WINDS THROUGH ALASKA RANGE PASSES
WILL CONTINUE THROUGH MON.

&&

.AFG WATCHES/WARNINGS/ADVISORIES...
WIND CHILL ADVISORY FOR AKZ220.

BLOWING SNOW ADVISORY FOR AKZ203-AKZ204-AKZ213-AKZ221.

BRISK WIND ADVISORY FOR PKZ210-PKZ220-PKZ235-PKZ240-PKZ245.
&&

DA MAR 06