Gale Warning 811, NWS Anchorage, AK

000 
FZAK62 PAFC 202203 RRA
OFFALU

OFFSHORE WATERS FORECAST...RETRANSMITTED
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 AM AKST SUN NOV 20 2011

OFFSHORE WATERS FORECAST FOR THE BERING SEA

WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION
EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST
ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT.

PKZ499-210300-
400 AM AKST SUN NOV 20 2011
.SYNOPSIS FOR CENTRAL BERING SEA...

A 977 MB LOW NEAR 56N 169W WILL WEAKEN TO 982 MB NEAR 53N 160W SUN
AFTERNOON AND DISSIPATE SUN EVENING. HIGH PRESSURE WILL DEVELOP OVER
THE WESTERN BERING SUN MORNING AND MOVE INTO THE CENTRAL BERING BY
MON EVENING.

$$

PKZ411-210300-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 AM AKST SUN NOV 20 2011

.TODAY...N WIND 15 TO 25 KT. SEAS 15 FT. 
.TONIGHT...NE WIND 20 KT. SEAS 12 FT. 
.MON...E WIND 15 TO 25 KT. SEAS 11 FT. 
.MON NIGHT...SE WIND 25 KT. SEAS 11 FT. 
.TUE...SW WIND 25 KT. SEAS 12 FT. 
.WED...NE WIND 25 KT. SEAS 15 FT. 
.THU...NW WIND 25 KT. SEAS 12 FT.  

$$

PKZ412-210300-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 AM AKST SUN NOV 20 2011

...GALE WARNING TODAY...

.TODAY...N WIND 25 TO 35 KT. SEAS 15 FT.
.TONIGHT...NE WIND 15 TO 25 KT. SEAS 13 FT. 
.MON...NE WIND 10 TO 20 KT. SEAS 11 FT.
.MON NIGHT AND TUE...E WIND 20 KT. SEAS 9 FT. 
.WED...NE WIND 25 KT. SEAS 12 FT. 
.THU...NW WIND 30 KT. SEAS 12 FT.  

$$

PKZ413-210300-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 AM AKST SUN NOV 20 2011

...GALE WARNING TODAY...

.TODAY...NW WIND 30 TO 40 KT BECOMING N 20 TO 30 KT IN THE AFTERNOON.
SEAS 13 TO 17 FT. 
.TONIGHT...N WIND 20 KT. SEAS 13 FT. 
.MON...NE WIND 10 TO 20 KT. SEAS 11 FT. 
.MON NIGHT...SE WIND 20 KT. SEAS 10 FT. 
.TUE...SW WIND 30 KT. SEAS 10 FT. 
.WED...N WIND 20 KT. SEAS 12 FT. 
.THU...N WIND 30 KT. SEAS 12 FT.  

$$

PKZ414-210300-
BERING SEA OFFSHORE EAST OF 171W
400 AM AKST SUN NOV 20 2011

...GALE WARNING THROUGH MONDAY...

.TODAY...NE WIND 25 TO 35 KT. SEAS 13 TO 17 FT. RAIN AND SNOW. 
.TONIGHT...N WIND 25 TO 35 KT. SEAS 12 FT. FREEZING SPRAY. 
.MON...W OF 167W...N WIND 15 TO 25 KT. E OF 167W...N WIND 25 TO 35
KT. SEAS 13 FT. FREEZING SPRAY AND PATCHY FOG.
.MON NIGHT...N WIND 25 KT. SEAS 10 FT. 
.TUE...N WIND 20 KT. SEAS 7 FT. 
.WED...N WIND 20 KT. SEAS 11 FT. 
.THU...N WIND 35 KT. SEAS 12 FT.  

$$

866 
FZAK62 PAFC 202126
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 PM AKST SUN NOV 20 2011

OFFSHORE WATERS FORECAST FOR THE BERING SEA

WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION
EXPECTED. SEA FORECASTS REPRESENT AN AVERAGE OF THE HIGHEST
ONE-THIRD OF THE COMBINED WIND WAVE AND SWELL HEIGHT.

PKZ499-211500-
400 PM AKST SUN NOV 20 2011
.SYNOPSIS FOR CENTRAL BERING SEA...

A 984 MB LOW NEAR 53N 160W WILL DISSIPATE SUN EVENING. HIGH PRESSURE
OVER THE WESTERN BERING WILL MOVE INTO THE EASTERN BERING BY TUE
AFTERNOON. 

$$

PKZ411-211500-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE
400 PM AKST SUN NOV 20 2011

.TONIGHT...NE WIND 10 TO 20 KT. SEAS 5 TO 12 FT. 
.MON...SE WIND 10 TO 20 KT. SEAS 5 TO 9 FT. 
.MON NIGHT...SE WIND 25 KT. SEAS 10 FT. RAIN AND SNOW. 
.TUE...SW WIND 25 KT. SEAS 12 FT. 
.TUE NIGHT...SW WIND 20 KT. SEAS 16 FT. 
.WED...NE WIND 25 KT. SEAS 15 FT. 
.THU...NW WIND 25 KT. SEAS 12 FT. 
.FRI...S WIND 40 KT. SEAS 17 FT.  

$$

PKZ412-211500-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N
400 PM AKST SUN NOV 20 2011

.TONIGHT...NE WIND 20 TO 30 KT. SEAS 8 TO 13 FT. 
.MON...NE WIND 20 KT IN THE MORNING BECOMING VARIABLE 10 KT. SEAS
10 FT. FREEZING SPRAY. 
.MON NIGHT...E WIND 15 KT. SEAS 7 FT. 
.TUE...E WIND 25 KT. SEAS 8 FT. 
.TUE NIGHT...E WIND 20 KT. SEAS 10 FT. 
.WED...NE WIND 25 KT. SEAS 11 FT. 
.THU...NW WIND 30 KT. SEAS 13 FT. 
.FRI...S WIND 35 KT. SEAS 14 FT.  

$$

PKZ413-211500-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N
400 PM AKST SUN NOV 20 2011

.TONIGHT...N WIND 20 KT. SEAS 13 FT. 
.MON...NE WIND 15 KT. SEAS 9 FT. 
.MON NIGHT...SE WIND 20 KT. SEAS 9 FT. RAIN AND SNOW.
.TUE...SW WIND 30 KT. SEAS 11 FT. 
.TUE NIGHT...W WIND 25 KT. SEAS 10 FT. 
.WED...NE WIND 20 KT. SEAS 8 FT. 
.THU...N WIND 30 KT. SEAS 12 FT. 
.FRI...SW WIND 30 KT. SEAS 13 FT.  

$$

PKZ414-211500-
BERING SEA OFFSHORE EAST OF 171W
400 PM AKST SUN NOV 20 2011

...GALE WARNING TONIGHT...

.TONIGHT...N WIND 25 TO 35 KT. SEAS 12 FT. FREEZING SPRAY. 
.MON...N WIND 30 KT. SEAS 13 FT. FREEZING SPRAY AND PATCHY FOG.
FREEZING SPRAY. 
.MON NIGHT...N WIND 25 KT. SEAS 10 FT. FREEZING SPRAY AND PATCHY
FOG. FREEZING SPRAY. 
.TUE...N WIND 20 KT. SEAS 7 FT. 
.TUE NIGHT...NE WIND 20 KT. SEAS 7 FT. 
.WED...N WIND 20 KT. SEAS 11 FT. 
.THU...N WIND 35 KT. SEAS 12 FT. 
.FRI...NW WIND 30 KT. SEAS 12 FT.  

$$

SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
500 PM AKST SAT NOV 19 2011

.ANALYSIS AND UPPER LEVELS...
A STRONG LOW HAD MOVED INTO CENTRAL BERING SEA WITH THE ASSOCIATED
WEATHER FRONT EXTENDING ACROSS THE NORTHERN BERING, ALONG THE
KUSKOKWIM DELTA COAST AND ACROSS THE ALASKA PENINSULA. THIS STORM HAS
PRODUCED GALE TO STORM FORCE WINDS OVER MOST OF THE BERING SEA AND
THE ALEUTIAN CHAIN AND BLIZZARD CONDITIONS OVER PARTS OF THE
KUSKOKWIM DELTA COAST. SNOW AND SOME BLOWING SNOW HAD DEVELOPED OVER
BRISTOL BAY. CLOUDS ARE MOVING OVER THE COOK INLET AND  KENAI
PENINSULA.

A WEAK TROUGH OVER THE NORTHERN GULF COMBINED WITH AN AREA OF HIGHER
PRESSURE OVER EASTERN AND NORTHERN MAINLAND HAVE PRODUCED LOCALLY
STRONG WINDS ALONG THE CENTRAL GULF COAST AND PRINCE WILLIAM SOUND.

UPPER LEVELS...A STRONG UPPER LOW OVER THE BERING SEA IS VERTICALLY
STACK OVER THE SURFACE LOW. A RIDGE OVER THE WESTERN GULF CONTINUES
TO BE PUSHED EAST BY THE BERING LOW.

.MODEL DISCUSSION...
THE MODELS ARE IN GOOD AGREEMENT EXCEPT OVER THE GULF WHERE THE GFS
SOLUTION IS OUT OF SYNC WITH THE OTHER MODELS. GFS DEVELOPS STRONG
LOW OVER THE SOUTHERN GULF BY SUNDAY AFTERNOON WHILE THE OTHER MODELS
HAVE A DOUBLE CENTERED SYSTEM WITH THE MAIN LOW OVER THE WESTERN
GULF. THE NAM IS THE PREFERRED MODEL TODAY.

.SHORT TERM FORECAST...
THE LOW OVER THE BERING SEA WILL TURN SOUTHEAST AND MOVE ACROSS THEE
EASTERN ALEUTIANS SUNDAY MORNING THEN DISSIPATE SOUTH OF THE ALASKA
PENINSULA SUNDAY AFTERNOON. THE ASSOCIATED FRONT WILL WEAKEN ALONG
THE KUSKOKWIM DELTA COAST AND BRISTOL BAY THIS EVENING WHILE A
SECONDARY LOW DEVELOPING SOUTHWEST OF KODIAK ISLAND WILL MOVE INTO
THE SOUTHWESTERN GULF SUNDAY AFTERNOON AND INTO THE CENTRAL GULF
MONDAY.

.SOUTHCENTRAL ALASKA AND THE GULF...CLOUDS WILL BE INCREASING OVER
THE INTERIOR SECTION AND TEMPERATURE WILL BEGIN TO MODERATE THROUGH
MONDAY. SNOW WILL DEVELOP OVER KODIAK ISLAND THIS EVENING AND WILL
CONTINUE THROUGH SUNDAY AFTERNOON. SNOW WILL SPREAD INTO THE CENTRAL
GULF COAST...PRINCE WILLIAM SOUND AND PARTS OF THE KENAI PENINSULA
TONIGHT THEN BECOME SNOW SHOWERS SUNDAY AFTERNOON AND EVENING. STRONG
WINDS ALONG THE THE CENTRAL GULF COAST AND PRINCE WILLIAM SOUND WILL
DIMINISH THROUGH TONIGHT.

.SOUTHWEST ALASKA...AREAS OF SNOW ALONG THE SOUTHWEST COAST AND OVER
BRISTOL BAY WILL SCATTERED SNOW SHOWERS OVER THE KUSKOKWIM DELTA
TONIGHT AND OVER BRISTOL BAY SUNDAY MORNING. GUSTY SOUTHEAST WINDS
ALONG THE COAST WILL DIMINISH THIS EVENING WHICH SHOULD ENDED THE
BLIZZARD. A PERSISTENT NORTHEAST WIND ACROSS THE AREA WILL MOVE COLD
DRY AIR AND CLEAR SKIES FROM THE CENTRAL INTERIOR BACK OVER THE AREA
LATE SUNDAY THROUGH MONDAY.

.BERING SEA AND ALEUTIANS...NORTH TO NORTHEAST WINDS WILL DEVELOP
OVER MOST OF THE BERING AS THE STORM SYSTEM EXITS THE AREA SUNDAY
MORNING. A RIDGE WILL BUILD OVER THE WESTERN BERING SUNDAY AND MOVE
INTO THE CENTRAL BERING MONDAY. AREA OF RAIN AND SNOW WILL END FROM
THE WEST TONIGHT AND EARLY SUNDAY MORNING.

.LONG TERM FORECAST...
THE MID RANGE MODELS KEEP THE LOW PRESSURE SYSTEM OVER THE GULF AND
MAINTAINS THE RIDGE OVER THE BERING SEA. SNOW SHOWERS WILL PERSIST
OVER THE GULF AND ALONG THE CENTRAL GULF COAST INTO THE MIDDLE OF
NEXT WEEK. COLD DRY AIR WILL SETTLE BACK OVER THE SOUTHCENTRAL
INTERIOR AND STAY OVER SOUTHWEST ALASKA.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...BLIZZARD WARNING ALONG THE KUSKOKWIM DELTA COAST.
MARINE...STORM 172
         GALE 120 130 132 160 170 175 176 179 180 185
FIRE WEATHER...NONE

NM NOV 11