Brisk Wind Advisory 83, NWS Anchorage, AK

054 
FZAK52 PAFC 261144
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
400 AM AKDT THU APR 26 2012

COASTAL WATERS FORECAST FOR SOUTHWEST ALASKA+BRISTOL BAY+THE
ALASKA PENINSULA WATERS AND THE ALEUTIAN ISLANDS UP TO 100 NM OUT.

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.

PKZ199-270300-
400 AM AKDT THU APR 26 2012
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 997 MB LOW 180 NM NORTHWEST OF ADAK WILL REMAIN NEARLY STATIONARY
AND DISSIPATE THIS AFTERNOON. A 980 MB LOW 240 NM SOUTHEAST OF ATKA
WILL MOVE TO 270 NM SOUTHEAST OF DUTCH HARBOR FRI NIGHT AT 994 MB. 

$$

PKZ150-270300-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE
CAPE
400 AM AKDT THU APR 26 2012

.TODAY...NE WIND 15 KT. SEAS 5 FT. 
.TONIGHT AND FRI...E WIND 15 KT. SEAS 5 FT. 
.FRI NIGHT...E WIND 20 KT. SEAS 9 FT. 
.SAT...N WIND 15 KT. SEAS 10 FT. 
.SUN...W WIND 15 KT. SEAS 8 FT. 
.MON...NW WIND 20 KT. SEAS 6 FT.  

$$

PKZ155-270300-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE
SARICHEF
400 AM AKDT THU APR 26 2012

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...E WIND 30 KT EXCEPT E 20 KT FROM THE SHUMAGIN ISLANDS E.
SEAS 8 FT. 
.TONIGHT...E WIND 30 KT. SEAS 10 FT. 
.FRI...E WIND 25 KT. SEAS 9 FT. 
.FRI NIGHT...NE WIND 15 KT. SEAS 10 FT. 
.SAT...N WIND 20 KT. SEAS 8 FT. 
.SUN AND MON MON...NW WIND 15 KT. SEAS 6 FT. 

$$

PKZ160-270300-
BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN
400 AM AKDT THU APR 26 2012

.TODAY...NE WIND 15 KT. SEAS IN ICE FREE WATERS 2 FT. 
.TONIGHT...NE WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. 
.FRIDAY AND FRI NIGHT...NE WIND 10 KT. SEAS IN ICE FREE WATERS 2 FT.
.SAT...N WIND 15 KT. SEAS IN ICE FREE WATERS 2 FT. 
.SUN...W WIND 15 KT. SEAS IN ICE FREE WATERS 2 FT. 
.MON...NW WIND 25 KT. SEAS IN ICE FREE WATERS 5 FT.  

$$

PKZ165-270300-
PORT HEIDEN TO CAPE SARICHEF
400 AM AKDT THU APR 26 2012

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. 
.TONIGHT...NE WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. 
.FRI...NE WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. 
.FRI NIGHT...NE WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT. 
.SAT AND SUN...VARIABLE WIND 10 KT. SEAS IN ICE FREE WATERS 2 FT. 
.MON...NW WIND 25 KT. SEAS IN ICE FREE WATERS 5 FT.  

$$

PKZ180-270300-
SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT
400 AM AKDT THU APR 26 2012

.TODAY...NE WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT. 
.TONIGHT AND FRI...NE WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT.
FREEZING SPRAY. 
.FRI NIGHT...N WIND 15 KT. SEAS IN ICE FREE WATERS 2 FT.
.SAT AND SUN...NW WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. 
.MON...NW WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT.  

$$

PKZ170-270300-
EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI
400 AM AKDT THU APR 26 2012

...GALE WARNING THROUGH TONIGHT...

.TODAY...E WIND 40 KT. SEAS 9 FT BERING SIDE...17 FT PACIFIC SIDE.
RAIN AND SNOW. 
.TONIGHT...NE WIND 40 KT. SEAS 9 FT BERING SIDE...17 FT PACIFIC SIDE.
PATCHY FOG. 
.FRI...NE WIND 25 KT. SEAS 12 FT. PATCHY FOG. 
.FRI NIGHT...NE WIND 20 KT. SEAS 10 FT. 
.SAT AND SUN...NW WIND 15 KT. SEAS 7 FT. 
.MON...NW WIND 25 KT. SEAS 7 FT.  

$$

PKZ171-270300-
UNALASKA BAY
400 AM AKDT THU APR 26 2012

...GALE WARNING TODAY...

.TODAY...E WIND 35 KT. GUSTS TO 50 KT. SEAS 5 FT. 
.TONIGHT...E WIND 30 KT. GUSTS TO 40 KT IN THE EVENING. SEAS 5 FT. 
.FRI...E WIND 20 KT. SEAS 3 FT. 
.FRI NIGHT...NE WIND 15 KT. SEAS 3 FT. 
.SAT...NW WIND 15 KT. SEAS 3 FT. 
.SUN...W WIND 10 KT. SEAS 2 FT. 
.MON...NW WIND 15 KT. SEAS 5 FT.  

$$

PKZ172-270300-
EASTERN ALEUTIANS NIKOLSKI TO ADAK
400 AM AKDT THU APR 26 2012

...GALE WARNING THROUGH FRIDAY...

.TODAY...NE WIND 40 KT. SEAS 12 FT BERING SIDE...18 FT PACIFIC SIDE.
RAIN AND SNOW. 
.TONIGHT...NE WIND 40 KT. SEAS 17 FT. PATCHY FOG. RAIN AND SNOW. 
.FRI...NE WIND 35 KT. SEAS 14 FT. PATCHY FOG. 
.FRI NIGHT...N WIND 25 KT. SEAS 11 FT. 
.SAT...NW WIND 20 KT. SEAS 8 FT. 
.SUN...W WIND 15 KT. SEAS 4 FT. 
.MON...N WIND 20 KT. SEAS 5 FT.  

$$

PKZ175-270300-
WESTERN ALEUTIANS ADAK TO KISKA
400 AM AKDT THU APR 26 2012

...GALE WARNING FRIDAY...

.TODAY...N WIND 25 KT. SEAS 11 FT. RAIN AND SNOW. 
.TONIGHT...N WIND 30 KT. SEAS 11 FT. 
.FRI...NE WIND 35 KT. SEAS 12 FT. 
.FRI NIGHT...N WIND 25 KT. SEAS 10 FT. 
.SAT...NW WIND 20 KT. SEAS 7 FT. 
.SUN...W WIND 20 KT. SEAS 5 FT. 
.MON...NW WIND 15 KT. SEAS 4 FT.  

$$

PKZ176-270300-
WESTERN ALEUTIANS KISKA TO ATTU
400 AM AKDT THU APR 26 2012

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...NW WIND 25 KT. SEAS 12 FT. 
.TONIGHT THROUGH FRI NIGHT...N WIND 30 KT. SEAS 11 FT. 
.SAT...NW WIND 15 KT. SEAS 6 FT. 
.SUN AND MON...W WIND 20 KT. SEAS 6 FT. 

$$

PKZ185-270300-
ST MATTHEW ISLAND WATERS
400 AM AKDT THU APR 26 2012

.TODAY...E WIND 15 KT. PATCHY FOG. RAIN AND SNOW. 
.TONIGHT...NE WIND 15 KT. 
.FRI...N WIND 15 KT. 
.FRI NIGHT AND SAT...VARIABLE WIND 10 KT. 
.SUN...N WIND 15 KT. 
.MON...NW WIND 15 KT.  

$$

PKZ179-270300-
PRIBILOF ISLANDS NEAR-SHORE WATERS
400 AM AKDT THU APR 26 2012

.TODAY...E WIND 20 KT. PATCHY FOG. 
.TONIGHT AND FRI...NE WIND 20 KT. PATCHY FOG. 
.FRI NIGHT...N WIND 15 KT. 
.SAT...NW WIND 15 KT. 
.SUN...VARIABLE WIND 10 KT. 
.MON...N WIND 15 KT.  

$$

SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 PM AKDT WED APR 25 2012

.ANALYSIS AND UPPER LEVELS...INT HE UPPER LEVELS THERE IS A HIGH
AMPLITUDE PATTERN OVER THE BERING SEA AND WESTERN ALASKA WITH A SHARP
TROUGH OVER THE WESTERN BERING SEA AND A SHARP RIDGE OVER THE WESTERN
COAST OF THE STATE. A WEAK UPPER LEVEL TROUGH IS OVER THE EASTERN
PART OF THE MAINLAND WITH THE MAIN UPPER LEVEL LOW CUT OFF AND TO THE
SOUTHEAST OF THE GULF OF ALASKA.
AT THE SURFACE THERE IS HIGH PRESSURE OVER THE MAINLAND PART OF THE
STATE WITH A WEAKENING LOW IN THE WESTERN BERING SEA.

.MODEL DISCUSSION...MODELS HAVE BEEN DOING VERY WELL THE LAST FEW
DAYS AND THAT CONTINUES THROUGH FRIDAY WITH THE CURRENT RUNS.
BEGINNING FRIDAY NIGHT THEY BEGIN TO BREAK DOWN IN REGARDS TO THE
LOCATION AND MOVEMENT OF THE LOW SOUTH OF THE ALEUTIAN ISLANDS.

.SHORT TERM FORECAST...CLEAR SKIES ABOUNDS OVER SOUTHWEST AND SOUTH
CENTRAL ALASKA TODAY. EVEN A LARGE SECTION OF THE GULF OF ALASKA
THROUGH BRISTOL BAY ARE SUNNY. THE ONLY PLACE THERE A FEW CLOUDS IN
IN THE COPPER RIVER BASIN WHERE THERE IS A SMALL AMOUNT OF
INSTABILITY THAT COULD CAUSE SOME AFTERNOON SHOWERS IN THE WRANGELL
MOUNTAINS. BUT EVEN THIS AREA IS MORE STABLE THAN YESTERDAY SO NO
THUNDERSTORMS ARE EXPECTED.
THERE ARE SOME GUSTY OFFSHORE WINDS ALONG THE GULF COAST. THESE WINDS
SHOULD DIMINISH SOME OVERNIGHT.
MARINE STRATUS REMAINS OVER A MAJORITY OF TE BERING SEA AND THAT
SHOULD CONTINUE THROUGHOUT THE NIGHT.

.LONG TERM FORECAST...THE PATTERN WILL CHANGE LATE IN THE WEEK THAT
WILL BRING MORE CLOUDS AND A FEW SHOWERS INTO THE MAINLAND PART OF
THE STATE. A COLD UPPER LEVEL TROUGH WILL DIG INTO SOUTHWEST ALASKA
DURING THE EARLY PART OF NEXT WEEK...BRINGING COLDER TEMPERATURES.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE.
MARINE...GALE 170 172.
FIRE WEATHER...NONE.

APR 12