Alert archive / Alaska / Small Craft Advisories in 2013

Small Craft Advisory 340, NWS Anchorage, AK

April 18, 2013

NWS Anchorage, AK issued this small craft advisory at Apr 18, 2013, 4:00 AM AKDT. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Apr 18, 2013, 4:00 AM AKDT (12:00 UTC)
Expired
Apr 19, 2013, 4:00 AM AKDT
In force
24 hr
Issued by
NWS Anchorage, AK

The text

As transmitted, in the capitals the NWS used until 2016.

795 
FZAK52 PAFC 181142
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
400 AM AKDT THU APR 18 2013

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.

PKZ199-190300-
400 AM AKDT THU APR 18 2013
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A BROAD 1002 MB LOW 270 NM SOUTH OF ADAK WILL MOVE TO 375 NM
SOUTHEAST OF ADAK THU NIGHT AT 1007 MB THEN TO 415 NM SOUTH OF DUTCH
HARBOR LATE FRI NIGHT AT 1014 MB. HIGH PRESSURE WILL REMAIN OVER THE
NORTHERN BERING SEA THROUGH LATE FRI NIGHT.

$$

PKZ150-190300-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE
CAPE
400 AM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY TODAY...

.TODAY...E WIND 30 KT. SEAS 10 FT. 
.TONIGHT...E WIND 20 KT. SEAS 7 FT. 
.FRI...E WIND 15 KT. SEAS 6 FT. 
.FRI NIGHT...E WIND 25 KT. SEAS 6 FT. 
.SAT...SE WIND 25 KT. SEAS 6 FT. 
.SUN...VARIABLE WIND 10 KT. SEAS 5 FT. 
.MON...NE WIND 15 KT. SEAS 4 FT.  

$$

PKZ155-190300-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE
SARICHEF
400 AM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...E WIND 30 KT. SEAS 9 FT. PATCHY FOG W OF THE SHUMAGIN
ISLANDS. RAIN AND SNOW.
.TONIGHT...E WIND 20 KT. SEAS 8 FT. PATCHY FOG W OF THE SHUMAGIN
ISLANDS. RAIN AND SNOW. 
.FRI...E WIND 15 KT. SEAS 6 FT. RAIN AND SNOW. 
.FRI NIGHT...NE WIND 20 KT. SEAS 6 FT. 
.SAT...N WIND 20 KT. SEAS 6 FT. 
.SUN AND MON...N WIND 15 KT. SEAS 5 FT. 

$$

PKZ160-190300-
BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN
400 AM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE WIND 30 KT. SEAS IN ICE FREE WATERS 5 FT. FREEZING
SPRAY IN THE MORNING. 
.TONIGHT...NE WIND 25 KT. SEAS IN ICE FREE WATERS 4 FT. FREEZING
SPRAY. 
.FRI...NE WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. FREEZING SPRAY IN
THE MORNING. 
.FRI NIGHT...NE WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT. 
.SAT...NE WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT.
.SUN AND MON...N WIND 15 KT. SEAS IN ICE FREE WATERS 2 FT. 

$$

PKZ165-190300-
PORT HEIDEN TO CAPE SARICHEF
400 AM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...E WIND 30 KT. SEAS 8 FT. PATCHY FOG W OF PORT MOLLER. 
.TONIGHT...E WIND 25 KT. SEAS 6 FT. PATCHY FOG W OF PORT MOLLER.
RAIN.
.FRI...NE WIND 20 KT. SEAS 5 FT. 
.FRI NIGHT...NE WIND 20 KT. SEAS 5 FT. 
.SAT THROUGH MON...N WIND 15 KT. SEAS 4 FT. 

$$

PKZ180-190300-
SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT
400 AM AKDT THU APR 18 2013

.TODAY...NE WIND 20 KT. 
.TONIGHT...NE WIND 20 KT. 
.FRI THROUGH SAT...NE WIND 15 KT. 
.SUN AND MON...N WIND 20 KT. 

$$

PKZ170-190300-
EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI
400 AM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY TODAY...

.TODAY...BERING SIDE...E WIND 25 KT DIMINISHING TO 15 KT IN THE
AFTERNOON. PACIFIC SIDE...VARIABLE WIND 15 KT. SEAS 8 FT. PATCHY FOG.
RAIN.
.TONIGHT...VARIABLE WIND 10 KT. SEAS 6 FT. PATCHY FOG. 
.FRI...VARIABLE WIND 10 KT BECOMING NE 20 KT IN THE AFTERNOON. SEAS 4
FT. 
.FRI NIGHT...NE WIND 20 KT. SEAS 7 FT. 
.SAT...N WIND 15 KT. SEAS 6 FT. 
.SUN AND MON...N WIND 20 KT. SEAS 6 FT. 

$$

PKZ171-190300-
UNALASKA BAY
400 AM AKDT THU APR 18 2013

.TODAY...E WIND 15 KT BECOMING VARIABLE LESS THAN 10 KT IN THE
AFTERNOON. SEAS 2 FT. PATCHY FOG. RAIN.
.TONIGHT...VARIABLE WIND LESS THAN 10 KT. SEAS 2 FT. PATCHY FOG. 
.FRI...E WIND 10 KT. SEAS 2 FT. 
.FRI NIGHT...NE WIND 10 KT. SEAS 3 FT. 
.SAT THROUGH MON...N WIND 15 KT. SEAS 4 FT. 

$$

PKZ172-190300-
EASTERN ALEUTIANS NIKOLSKI TO ADAK
400 AM AKDT THU APR 18 2013

.TODAY...VARIABLE WIND 15 KT. SEAS 7 FT. PATCHY FOG FROM ATKA EAST. 
.TONIGHT...VARIABLE WIND LESS THAN 10 KT. SEAS 6 FT. PATCHY FOG FROM
ATKA EAST. 
.FRI...N WIND 15 KT. SEAS 5 FT. 
.FRI NIGHT...N WIND 20 KT. SEAS 6 FT. 
.SAT THROUGH MON...N WIND 20 KT. SEAS 6 FT. 

$$

PKZ175-190300-
WESTERN ALEUTIANS ADAK TO KISKA
400 AM AKDT THU APR 18 2013

.TODAY...NE WIND 15 KT. SEAS 7 FT. RAIN AND SNOW. 
.TONIGHT...N WIND 20 KT. SEAS 7 FT. 
.FRI AND FRI NIGHT...N WIND 20 KT. SEAS 6 FT. 
.SAT...NW WIND 15 KT. SEAS 4 FT. 
.SUN...NE WIND 15 KT. SEAS 7 FT. 
.MON...N WIND 15 KT. SEAS 6 FT.  

$$

PKZ176-190300-
WESTERN ALEUTIANS KISKA TO ATTU
400 AM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY TODAY...

.TODAY...NE WIND 15 KT...EXCEPT VARIABLE 10 KT FROM SHEMYA WEST. SEAS
8 FT.
.TONIGHT...NW WIND 15 KT...EXCEPT VARIABLE LESS THAN 10 KT FROM
SHEMYA WEST. SEAS 7 FT. 
.FRI...VARIABLE WIND 15 KT. SEAS 6 FT. 
.FRI NIGHT...NE WIND 15 KT. SEAS 6 FT. 
.SAT...S WIND 20 KT. SEAS 8 FT. 
.SUN AND MON...N WIND 20 KT. SEAS 7 FT. 

$$

PKZ185-190300-
ST MATTHEW ISLAND WATERS
400 AM AKDT THU APR 18 2013

...BRISK WIND ADVISORY THROUGH TONIGHT...

.TODAY...E WIND 25 KT. 
.TONIGHT...E WIND 25 KT. 
.FRI...VARIABLE WIND 15 KT. 
.FRI NIGHT...NE WIND 15 KT. 
.SAT...N WIND 25 KT. 
.SUN AND MON...N WIND 15 KT. 

$$

PKZ179-190300-
PRIBILOF ISLANDS NEAR-SHORE WATERS
400 AM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...E WIND 30 KT. SEAS IN ICE FREE WATERS 8 FT. 
.TONIGHT...E WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT. 
.FRI...NE WIND 20 KT. SEAS IN ICE FREE WATERS 5 FT. FREEZING SPRAY IN
THE MORNING. 
.FRI NIGHT AND SAT...NE WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. 
.SUN AND MON...N WIND 20 KT. SEAS IN ICE FREE WATERS 5 FT. 

$$
TP
2 follow-up statements
748 
FZAK52 PAFC 182318
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
400 PM AKDT THU APR 18 2013

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.

PKZ199-191500-
400 PM AKDT THU APR 18 2013
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A BROAD 1004 MB LOW 380 NM SOUTH OF NIKOLSKI WILL MOVE TO 620 NM
SOUTH OF DUTCH HARBOR WHILE GRADUALLY WEAKENING TO 1015 MB SAT
AFTERNOON. A 1018 MB LOW WILL MOVE TO AROUND 230 NM SOUTH OF 
SITKINAK SAT AFTERNOON. HIGH PRESSURE OVER THE WESTERN BERING 
SEA TONIGHT SPREADS TO THE CENTRAL BERING THROUGH SAT.
$$

PKZ150-191500-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE
CAPE
400 PM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...E WIND 20 KT. SEAS 8 FT. 
.FRI...E WIND 15 KT. SEAS 6 FT. 
.FRI NIGHT...E WIND 20 KT. SEAS 6 FT. 
.SAT...E WIND 25 KT. SEAS 8 FT. 
.SAT NIGHT...N WIND 20 KT. SEAS 5 FT. 
.SUN AND MON...NE WIND 15 KT. SEAS 5 FT. 
.TUE...NE WIND 20 KT. SEAS 11 FT.  

$$

PKZ155-191500-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE
SARICHEF
400 PM AKDT THU APR 18 2013

.TONIGHT...E WIND 20 KT. SEAS 7 FT. PATCHY FOG. RAIN AND SNOW.
.FRI...E WIND 15 KT. SEAS 6 FT. 
.FRI NIGHT...NE WIND 20 KT. SEAS 6 FT. 
.SAT...NE WIND 20 KT. SEAS 6 FT. 
.SAT NIGHT...VARIABLE WIND 10 KT. SEAS 3 FT. 
.SUN AND MON...N WIND 15 KT. SEAS 4 FT. 
.TUE...N WIND 20 KT. SEAS 11 FT.  

$$

PKZ160-191500-
BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN
400 PM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NE WIND 25 KT. SEAS IN ICE FREE WATERS 4 FT. 
FREEZING SPRAY. 
.FRI...NE WIND 20 KT. SEAS IN ICE FREE WATERS 3 FT. FREEZING SPRAY. 
.FRI NIGHT...NE WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT. FREEZING
SPRAY. 
.SAT...NE WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT.
.SAT NIGHT THROUGH MON...N WIND 15 KT. SEAS IN ICE FREE WATERS 2 FT. 
.TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT.  

$$

PKZ165-191500-
PORT HEIDEN TO CAPE SARICHEF
400 PM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...E WIND 25 KT. SEAS 6 FT. PATCHY FOG. RAIN AND SNOW. 
.FRI...E WIND 20 KT. SEAS 4 FT. 
.FRI NIGHT...NE WIND 20 KT. SEAS 5 FT. 
.SAT...NE WIND 15 KT. SEAS 3 FT. 
.SAT NIGHT...VARIABLE WIND 10 KT. SEAS 2 FT. 
.SUN...N WIND 15 KT. SEAS 4 FT. 
.MON AND TUE...N WIND 20 KT. SEAS 5 FT. 

$$

PKZ180-191500-
SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT
400 PM AKDT THU APR 18 2013

.TONIGHT...NE WIND 20 KT. 
.FRI AND FRI NIGHT...NE WIND 15 KT. 
.SAT...NE WIND 10 KT. 
.SAT NIGHT...N WIND 15 KT. 
.SUN THROUGH TUE...N WIND 20 KT. 

$$

PKZ170-191500-
EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI
400 PM AKDT THU APR 18 2013

.TONIGHT...S WIND 15 KT BECOMING E AFTER MIDNIGHT. 
SEAS 7 FT. PATCHY FOG. 
.FRI THROUGH SAT...NE WIND 20 KT. SEAS 6 FT. 
.SAT NIGHT...N WIND 15 KT. SEAS 4 FT. 
.SUN AND MON...N WIND 20 KT. SEAS 6 FT. 
.TUE...N WIND 20 KT. SEAS 8 FT.  

$$

PKZ171-191500-
UNALASKA BAY
400 PM AKDT THU APR 18 2013

.TONIGHT...S WIND 15 KT BECOMING E 10 KT AFTER MIDNIGHT. 
SEAS 2 FT OR LESS. PATCHY FOG. 
.FRI...E WIND 10 KT. SEAS 2 FT OR LESS. 
.FRI NIGHT...NE WIND 10 KT. SEAS 3 FT. 
.SAT AND SAT NIGHT...N WIND 10 KT. SEAS 3 FT. 
.SUN THROUGH TUE...N WIND 15 KT. SEAS 5 FT. 

$$

PKZ172-191500-
EASTERN ALEUTIANS NIKOLSKI TO ADAK
400 PM AKDT THU APR 18 2013

.TONIGHT...VARIABLE WIND 10 KT. SEAS 5 FT. PATCHY FOG. 
.FRI...NE WIND 15 KT. SEAS 5 FT. 
.FRI NIGHT...N WIND 15 KT. SEAS 6 FT. 
.SAT...N WIND 15 KT. SEAS 5 FT. 
.SAT NIGHT...NW WIND 20 KT. SEAS 6 FT. 
.SUN THROUGH TUE...N WIND 20 KT. SEAS 7 FT. 

$$

PKZ175-191500-
WESTERN ALEUTIANS ADAK TO KISKA
400 PM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...N WIND 20 KT. SEAS 8 FT. 
.FRI AND FRI NIGHT...N WIND 20 KT. SEAS 6 FT. 
.SAT...N WIND 15 KT. SEAS 4 FT. 
.SAT NIGHT...NW WIND 15 KT. SEAS 4 FT. 
.SUN...NE WIND 15 KT. SEAS 7 FT. 
.MON...N WIND 15 KT. SEAS 6 FT. 
.TUE...VARIABLE WIND 10 KT. SEAS 4 FT.  

$$

PKZ176-191500-
WESTERN ALEUTIANS KISKA TO ATTU
400 PM AKDT THU APR 18 2013

.TONIGHT...N WIND 15 KT. SEAS 7 FT. 
.FRI...VARIABLE WIND 15 KT. SEAS 6 FT. PATCHY FOG. 
.FRI NIGHT...VARIABLE WIND 10 KT BECOMING S 15 KT AFTER MIDNIGHT.
SEAS 5 FT. PATCHY FOG. 
.SAT...S WIND 25 KT. SEAS 7 FT. 
.SAT NIGHT...S WIND 20 KT. SEAS 8 FT. 
.SUN...NW WIND 15 KT. SEAS 8 FT. 
.MON...N WIND 20 KT. SEAS 6 FT. 
.TUE...SE WIND 15 KT. SEAS 5 FT.  

$$

PKZ185-191500-
ST MATTHEW ISLAND WATERS
400 PM AKDT THU APR 18 2013

...BRISK WIND ADVISORY TONIGHT...

.TONIGHT...E WIND 25 KT DIMINISHING TO 15 KT AFTER MIDNIGHT. 
.FRI...E WIND 10 KT. 
.FRI NIGHT...VARIABLE WIND 10 KT BECOMING NW 15 KT AFTER MIDNIGHT.
.SAT AND SAT NIGHT...N WIND 20 KT. 
.SUN...N WIND 15 KT. 
.MON...NW WIND 15 KT. 
.TUE...N WIND 15 KT.  

$$

PKZ179-191500-
PRIBILOF ISLANDS NEAR-SHORE WATERS
400 PM AKDT THU APR 18 2013

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...E WIND 25 KT. SEAS IN ICE FREE WATERS 8 FT. 
SNOW AND RAIN SHOWERS. 
.FRI...NE WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. 
.FRI NIGHT...NE WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT. 
.SAT...VARIABLE WIND 10 KT. SEAS IN ICE FREE WATERS 2 FT. 
.SAT NIGHT...N WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. 
.SUN AND MON...N WIND 20 KT. SEAS IN ICE FREE WATERS 5 FT. 
.TUE...N WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT.  

$$

JM
363 
FZAK52 PAFC 191137
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
400 AM AKDT FRI APR 19 2013

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.

PKZ199-200300-
400 AM AKDT FRI APR 19 2013
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A BROAD 1010 MB LOW 440 NM SOUTH OF DUTCH HARBOR WILL WEAKEN AND
DRIFT INTO THE SOUTHWEST GULF OF ALASKA LATE SAT AFTERNOON...WITH
HIGH PRESSURE OVER THE NORTHERN BERING BUILDING OVER THE ENTIRE
BERING SEA THROUGH LATE SAT NIGHT. A WEATHER FRONT WILL APPROACH THE
WESTERN ALEUTIAN ISLANDS FRI AFTERNOON AND STALL THROUGH LATE SAT
NIGHT.

$$

PKZ150-200300-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE
CAPE
400 AM AKDT FRI APR 19 2013

.TODAY...NE WIND 15 KT. SEAS 6 FT. 
.TONIGHT...E WIND 20 KT. SEAS 5 FT. 
.SAT...E WIND 20 KT. SEAS 6 FT. 
.SAT NIGHT...NE WIND 25 KT. SEAS 6 FT. 
.SUN...NW WIND 20 KT. SEAS 6 FT. 
.MON AND TUE...NE WIND 25 KT. SEAS 7 FT. 

$$

PKZ155-200300-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE
SARICHEF
400 AM AKDT FRI APR 19 2013

.TODAY...E WIND 20 KT. SEAS 6 FT. 
.TONIGHT AND SAT...NE WIND 20 KT. SEAS 7 FT. 
.SAT NIGHT...NE WIND 15 KT. SEAS 5 FT. 
.SUN...N WIND 15 KT. SEAS 5 FT. 
.MON AND TUE...NE WIND 25 KT. SEAS 7 FT. 

$$

PKZ160-200300-
BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN
400 AM AKDT FRI APR 19 2013

.TODAY...NE WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. 
.TONIGHT...NE WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT. 
.SAT...E WIND 10 KT. SEAS IN ICE FREE WATERS 2 FT. 
.SAT NIGHT...NE WIND 10 KT. SEAS IN ICE FREE WATERS 2 FT. 
.SUN...NW WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT. 
.MON...N WIND 15 KT. SEAS IN ICE FREE WATERS 3 FT. 
.TUE...NE WIND 25 KT. SEAS IN ICE FREE WATERS 4 FT.  

$$

PKZ165-200300-
PORT HEIDEN TO CAPE SARICHEF
400 AM AKDT FRI APR 19 2013

.TODAY...E WIND 20 KT. SEAS 5 FT. 
.TONIGHT...NE WIND 20 KT. SEAS 5 FT. 
.SAT AND SAT NIGHT...VARIABLE WIND 10 KT. SEAS 3 FT. 
.SUN...N WIND 15 KT. SEAS 3 FT. 
.MON...N WIND 20 KT. SEAS 6 FT. 
.TUE...NE WIND 25 KT. SEAS 8 FT.  

$$

PKZ180-200300-
SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT
400 AM AKDT FRI APR 19 2013

.TODAY...NE WIND 20 KT. 
.TONIGHT...NE WIND 15 KT BECOMING VARIABLE LESS THAN 10 KT AFTER
MIDNIGHT.  
.SAT...VARIABLE WIND LESS THAN 10 KT. 
.SAT NIGHT AND SUN...N WIND 10 KT. 
.MON...N WIND 15 KT. 
.TUE...N WIND 20 KT.  

$$

PKZ170-200300-
EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI
400 AM AKDT FRI APR 19 2013

.TODAY...NE WIND 20 KT. SEAS 6 FT. 
.TONIGHT...NE WIND 20 KT. SEAS 4 FT BERING SIDE...7 FT PACIFIC SIDE. 
.SAT...NE WIND 20 KT BECOMING VARIABLE LESS THAN 10 KT IN THE
AFTERNOON. SEAS 3 FT BERING SIDE...6 FT PACIFIC SIDE. 
.SAT NIGHT...NE WIND 15 KT. SEAS 5 FT. 
.SUN...NE WIND 20 KT. SEAS 5 FT. 
.MON...N WIND 25 KT. SEAS 7 FT. 
.TUE...N WIND 30 KT. SEAS 8 FT.  

$$

PKZ171-200300-
UNALASKA BAY
400 AM AKDT FRI APR 19 2013

.TODAY...E WIND 10 KT. SEAS 2 FT. 
.TONIGHT...NE WIND 10 KT. SEAS 3 FT. 
.SAT...VARIABLE WIND 10 KT. SEAS 3 FT. 
.SAT NIGHT...NE WIND 10 KT. SEAS 3 FT. 
.SUN...N WIND 10 KT. SEAS 3 FT. 
.MON...N WIND 20 KT. SEAS 4 FT. 
.TUE...N WIND 25 KT. SEAS 5 FT.  

$$

PKZ172-200300-
EASTERN ALEUTIANS NIKOLSKI TO ADAK
400 AM AKDT FRI APR 19 2013

.TODAY...NE WIND 15 KT. SEAS 6 FT. 
.TONIGHT...N WIND 20 KT. SEAS 6 FT. 
.SAT...N WIND 15 KT. SEAS 6 FT. 
.SAT NIGHT...N WIND 20 KT. SEAS 6 FT. 
.SUN THROUGH TUE...N WIND 25 KT. SEAS 7 FT. 

$$

PKZ175-200300-
WESTERN ALEUTIANS ADAK TO KISKA
400 AM AKDT FRI APR 19 2013

.TODAY...N WIND 20 KT. SEAS 7 FT. 
.TONIGHT...N WIND 15 KT. SEAS 5 FT. 
.SAT AND SAT NIGHT...N WIND 15 KT. SEAS 4 FT. 
.SUN...VARIABLE WIND 10 KT. SEAS 5 FT. 
.MON...NE WIND 15 KT. SEAS 6 FT. 
.TUE...E WIND 15 KT. SEAS 4 FT.  

$$

PKZ176-200300-
WESTERN ALEUTIANS KISKA TO ATTU
400 AM AKDT FRI APR 19 2013

...SMALL CRAFT ADVISORY SATURDAY...

.TODAY...VARIABLE WIND 15 KT. SEAS 6 FT. PATCHY FOG W OF SHEMYA. 
.TONIGHT...VARIABLE WIND 15 KT. SEAS 5 FT. PATCHY FOG. 
.SAT...S WIND 25 KT...EXCEPT VARIABLE 15 KT E OF SHEMYA. SEAS 8 FT.
PATCHY FOG. 
.SAT NIGHT...S WIND 25 KT. SEAS 9 FT. 
.SUN...NW WIND 15 KT. SEAS 8 FT. 
.MON AND TUE...SE WIND 25 KT. SEAS 8 FT. 

$$

PKZ185-200300-
ST MATTHEW ISLAND WATERS
400 AM AKDT FRI APR 19 2013

.TODAY...VARIABLE WIND 10 KT. 
.TONIGHT...VARIABLE WIND 10 KT. 
.SAT AND SAT NIGHT...N WIND 15 KT. 
.SUN...SW WIND 15 KT. 
.MON...NW WIND 15 KT. 
.TUE...NE WIND 15 KT.  

$$

PKZ179-200300-
PRIBILOF ISLANDS NEAR-SHORE WATERS
400 AM AKDT FRI APR 19 2013

.TODAY...E WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT. 
.TONIGHT...NE WIND 15 KT BECOMING VARIABLE LESS THAN 10 KT AFTER
MIDNIGHT. SEAS IN ICE FREE WATERS 3 FT. 
.SAT...VARIABLE WIND 10 KT. SEAS IN ICE FREE WATERS 2 FT. 
.SAT NIGHT AND SUN...N WIND 15 KT. SEAS IN ICE FREE WATERS 4 FT. 
.MON AND TUE...N WIND 20 KT. SEAS IN ICE FREE WATERS 6 FT. 

$$
TP

What forecasters said that day

The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Anchorage, AK wrote its last area forecast discussion before this small craft advisory went out at Apr 17, 2:00 PM AKDT, 14 hours earlier.

Area forecast discussion, Apr 17, 2:00 PM AKDT, 14 hours before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
200 PM AKDT WED APR 17 2013

.MODEL DISCUSSION...
NUMERICAL GUIDANCE IS IN GOOD AGREEMENT THROUGH 84 HOURS. SOME MINOR
DIFFERENCES CROP UP FOR A LOW SOUTH OF THE ALASKA PENINSULA SATURDAY
AFTERNOON...BUT THIS PLAYS ONLY A SMALL PART IN THE FORECAST.
CONFIDENCE IN THE FORECAST IS ABOVE NORMAL.

.ANALYSIS AND UPPER LEVELS...
THERE IS AN UPPER LEVEL LOW OVER SOUTH CENTRAL ALASKA WHICH HAS BEEN
MOVING SOUTH BUT IS NOW BEGINNING TO MOVE EAST. A RIDGE IS ALONG THE
SOUTHWEST COAST OF ALASKA. THERE IS A LARGE UPPER LOW SOUTH OF THE
ALEUTIANS WITH A SUBSIDIARY SYSTEM SOUTH OF THE EASTERN ALEUTIANS
MOVING NORTH.

.SHORT TERM FORECAST...
THE SOUTH CENTRAL LOW WILL WORK ITS WAY EASTWARD OVER THE NEXT FEW
DAYS. THIS WILL OPEN UP NORTHERLY FLOW OVER SOUTHERN ALASKA TONIGHT
FOR AN INCREASE IN OFFSHORE FLOW. A SHORT-WAVE MOVING DOWN THE BACK
SIDE OF THIS LOW WILL MOVE INTO SOUTHERN ALASKA THURSDAY NIGHT AND
FRIDAY FROM THE NORTH. THIS SHORT-WAVE WILL THEN ESCAPE THE EXITING
LOW AND WORK ITS WAY SOUTHWEST TOWARD THE LOW SOUTH OF THE ALEUTIANS.
AT THE SAME TIME THE WEST COAST RIDGE WILL SLIDE EASTWARD AND BE
OVER SOUTH CENTRAL ALASKA ON SATURDAY.

SOME (MAINLY MOUNTAIN) SHOWERS ARE POSSIBLE OVER SOUTH CENTRAL
TONIGHT WITH THE UPPER LOW STILL OVERHEAD. OTHERWISE DRY CONDITIONS
ARE EXPECTED THROUGH FRIDAY NIGHT. ON SATURDAY THE LOW SOUTH OF THE
ALEUTIANS/ALASKA PENINSULA BEGINS TO PIVOT NORTHWARD BRINGING A
CHANCE OF PRECIPITATION TO SOUTHWEST ALASKA...WHILE SOUTH CENTRAL
WILL REMAIN DRY.

.LONG TERM FORECAST...
WARMER AND MOISTER CONDITIONS ARE EXPECTED NEXT WEEK AS SOUTHERLY
FLOW ALOFT DEVELOPS. TEMPERATURES SHOULD WARM TO NEAR NORMAL...AND
FOR SOME AREAS THIS WILL BE FOR THE FIRST TIME IN SEVERAL WEEKS.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE .
MARINE...GALE WARNING 127 155 165 179.
FIRE WEATHER...NONE.

LUDWIG APR 13

The office that day

Everything else NWS Anchorage, AK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 17, 4:00 PM AKDTHeavy Freezing Spray WarningAFC12 hr
Apr 17, 4:00 PM AKDTHeavy Freezing Spray WarningAFC12 hr
Apr 17, 7:00 PM AKDTGale WarningAFC9 hr
Apr 18, 4:00 AM AKDTBrisk Wind AdvisoryAFC24 hr
Apr 18, 4:00 AM AKDTSmall Craft AdvisoryAFC12 hr

Nearby

Small Craft Advisories in Alaska, 2013Every small craft advisory in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.