Alert archive / Alaska / Small Craft Advisories in 2012

Small Craft Advisory 296, NWS Anchorage, AK

April 20, 2012

NWS Anchorage, AK issued this small craft advisory at Apr 20, 2012, 8:50 PM AKDT. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Apr 20, 2012, 8:50 PM AKDT (04:50 UTC)
Expired
Apr 21, 2012, 4:00 PM AKDT
In force
19 hr
Issued by
NWS Anchorage, AK

The text

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

330 
FZAK51 PAFC 210455 AAA
CWFAER

COASTAL WATERS FORECAST...UPDATED
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
850 PM AKDT FRI APR 20 2012

UPDATED ZONE 130

COASTAL WATERS FORECAST FOR THE NORTHERN GULF OF ALASKA COAST
UP TO 100 NM OUT INCLUDING KODIAK ISLAND AND COOK INLET.

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.

PKZ197-211500-
400 PM AKDT FRI APR 20 2012
.SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+
COOK INLET...
A 1003 MB LOW NEAR MIDDLETON ISLAND WILL DRIFT SOUTH AND DISSIPATE
SAT NIGHT.

$$

PKZ120-211500-
CAPE SUCKLING TO GORE POINT
400 PM AKDT FRI APR 20 2012

...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT...

.TONIGHT...E WIND 20 KT. SEAS 6 FT. 
.SAT AND SAT NIGHT...E WIND 15 KT EXCEPT SE WIND 25 KT ALONG THE
COAST WEST OF MONTAGUE ISLAND. SEAS 6 FT. 
.SUN THROUGH MON...E WIND 20 KT. SEAS 6 FT. 
.TUE...NE WIND 20 KT. SEAS 6 FT. 
.WED...NW WIND 10 KT. SEAS 5 FT.  

$$

PKZ121-211500-
RESURRECTION BAY
400 PM AKDT FRI APR 20 2012

.TONIGHT...N WIND 15 KT. SEAS 3 FT. 
.SAT...N WIND 15 KT DIMINISHING TO VARIABLE LESS THAN 10 KT IN THE
AFTERNOON. SEAS 2 FT. 
.SAT NIGHT...VARIABLE WINDS LESS THAN 10 KT BECOMING N 15 KT AFTER
MIDNIGHT. SEAS 3 FT. 
.SUN THROUGH MON...N WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...N WIND 10 KT. SEAS 2 FT. 

$$

PKZ125-211500-
PRINCE WILLIAM SOUND
400 PM AKDT FRI APR 20 2012

.TONIGHT...NW WIND 10 KT. SEAS 2 FT. 
.SAT AND SAT NIGHT...NE WIND 10 KT. SEAS 2 FT.
.SUN THROUGH MON...NE WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...NW WIND 10 KT. SEAS 2 FT. 

$$

PKZ129-211500-
PASSAGE CANAL
400 PM AKDT FRI APR 20 2012

.TONIGHT...W WIND 20 KT BECOMING E 10 KT AFTER MIDNIGHT. GUSTS TO 35
KT NEAR WHITTIER IN THE EVENING. SEAS 2 FT. 
.SAT AND SAT NIGHT...E WIND 10 KT. SEAS 2 FT. 
.SUN THROUGH MON...E WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...W WIND 10 KT. SEAS 2 FT. 

$$

PKZ130-211500-
BARREN ISLANDS AND KAMISHAK BAY WATERS
850 PM AKDT FRI APR 20 2012

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NW WIND 25 KT. GUSTS TO 35 KT WEST OF THE BARREN ISLANDS.
SEAS 6 FT. 
.SAT...NW WIND 20 KT. SEAS 6 FT. 
.SAT NIGHT...NW WIND 20 KT DIMINISHING TO NE 10 KT AFTER MIDNIGHT.
SEAS 4 FT. 
.SUN...NE WIND 15 KT. SEAS 3 FT. 
.SUN NIGHT...E WIND 20 KT. SEAS 4 FT. 
.MON...E WIND 30 KT. SEAS 9 FT. 
.TUE...NE WIND 25 KT. SEAS 9 FT. 
.WED...NW WIND 15 KT. SEAS 6 FT.  

$$

PKZ132-211500-
SHUYAK ISLAND TO SITKINAK
400 PM AKDT FRI APR 20 2012

...SMALL CRAFT ADVISORY SATURDAY...

.TONIGHT...W WIND 20 KT. SEAS 6 FT. 
.SAT...NW WIND 25 KT EXCEPT NW 15 KT NORTH OF DANGEROUS CAPE. SEAS 7
FT.
.SAT NIGHT...NW WIND 20 KT. SEAS 5 FT. 
.SUN...E WIND 10 KT. SEAS 3 FT. 
.SUN NIGHT...SE WIND 20 KT. SEAS 4 FT. 
.MON...E WIND 30 KT. SEAS 10 FT. 
.TUE...NE WIND 30 KT. SEAS 12 FT. 
.WED...NW WIND 20 KT. SEAS 6 FT.  

$$

PKZ138-211500-
SHELIKOF STRAIT
400 PM AKDT FRI APR 20 2012

.TONIGHT...W WIND 20 KT. SEAS 3 FT. 
.SAT...W WIND 20 KT. SEAS 3 FT. 
.SAT NIGHT...W WIND 20 KT DIMINISHING TO 10 KT AFTER MIDNIGHT. SEAS 2
FT. 
.SUN...E WIND 10 KT. SEAS 3 FT. 
.SUN NIGHT...NE WIND 20 KT. SEAS 4 FT. 
.MON...NE WIND 25 KT. SEAS 7 FT. 
.TUE...NE WIND 20 KT. SEAS 4 FT. 
.WED...NW WIND 15 KT. SEAS 2 FT.  

$$

PKZ140-211500-
COOK INLET NORTH OF KAMISHAK BAY AND ENGLISH BAY
400 PM AKDT FRI APR 20 2012

.TONIGHT...SW WIND 10 KT BECOMING NE AFTER MIDNIGHT. SEAS 2 FT. 
.SAT...NE WIND 10 KT BECOMING SW IN THE AFTERNOON. SEAS 2 FT. 
.SAT NIGHT...SW WIND 10 KT. SEAS 3 FT. 
.SUN...SW WIND 15 KT. SEAS 2 FT. 
.SUN NIGHT AND MON...NE WIND 10 KT. SEAS 2 FT. 
.TUE AND WED...N WIND 10 KT. SEAS 2 FT. 

$$

PKZ141-211500-
KACHEMAK BAY
400 PM AKDT FRI APR 20 2012

.TONIGHT...W WIND 15 KT BECOMING VARIABLE LESS THAN
10 KT AFTER MIDNIGHT. SEAS 4 FT SUBSIDING TO 2 FT AFTER MIDNIGHT. 
.SAT...NE WIND 10 KT BECOMING SW 10 KT IN THE AFTERNOON. SEAS 3 FT. 
.SAT NIGHT...SW WIND 15 KT DIMINISHING TO VARIABLE LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 FT. 
.SUN...SW WIND 10 KT. SEAS 3 FT. 
.SUN NIGHT AND MON...NE WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...NW WIND 10 KT. SEAS 2 FT. 

$$
3 follow-up statements
384 
FZAK51 PAFC 210643 CCA
CWFAER

COASTAL WATERS FORECAST...CORRECTED
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
1045 PM AKDT FRI APR 20 2012

CORRECTED ZONE 120

COASTAL WATERS FORECAST FOR THE NORTHERN GULF OF ALASKA COAST
UP TO 100 NM OUT INCLUDING KODIAK ISLAND AND COOK INLET.

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.

PKZ197-211500-
400 PM AKDT FRI APR 20 2012
.SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+
COOK INLET...
A 1003 MB LOW NEAR MIDDLETON ISLAND WILL DRIFT SOUTH AND DISSIPATE
SAT NIGHT.

$$

PKZ120-211500-
CAPE SUCKLING TO GORE POINT
400 PM AKDT FRI APR 20 2012

...SMALL CRAFT ADVISORY SATURDAY AND SATURDAY NIGHT...

.TONIGHT...E WIND 20 KT. SEAS 6 FT. 
.SAT AND SAT NIGHT...E WIND 15 KT EXCEPT SE WIND 25 KT ALONG THE
COAST EAST OF MONTAGUE ISLAND. SEAS 6 FT. 
.SUN THROUGH MON...E WIND 20 KT. SEAS 6 FT. 
.TUE...NE WIND 20 KT. SEAS 6 FT. 
.WED...NW WIND 10 KT. SEAS 5 FT.  

$$

PKZ121-211500-
RESURRECTION BAY
400 PM AKDT FRI APR 20 2012

.TONIGHT...N WIND 15 KT. SEAS 3 FT. 
.SAT...N WIND 15 KT DIMINISHING TO VARIABLE LESS THAN 10 KT IN THE
AFTERNOON. SEAS 2 FT. 
.SAT NIGHT...VARIABLE WINDS LESS THAN 10 KT BECOMING N 15 KT AFTER
MIDNIGHT. SEAS 3 FT. 
.SUN THROUGH MON...N WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...N WIND 10 KT. SEAS 2 FT. 

$$

PKZ125-211500-
PRINCE WILLIAM SOUND
400 PM AKDT FRI APR 20 2012

.TONIGHT...NW WIND 10 KT. SEAS 2 FT. 
.SAT AND SAT NIGHT...NE WIND 10 KT. SEAS 2 FT.
.SUN THROUGH MON...NE WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...NW WIND 10 KT. SEAS 2 FT. 

$$

PKZ129-211500-
PASSAGE CANAL
400 PM AKDT FRI APR 20 2012

.TONIGHT...W WIND 20 KT BECOMING E 10 KT AFTER MIDNIGHT. GUSTS TO 35
KT NEAR WHITTIER IN THE EVENING. SEAS 2 FT. 
.SAT AND SAT NIGHT...E WIND 10 KT. SEAS 2 FT. 
.SUN THROUGH MON...E WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...W WIND 10 KT. SEAS 2 FT. 

$$

PKZ130-211500-
BARREN ISLANDS AND KAMISHAK BAY WATERS
850 PM AKDT FRI APR 20 2012

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NW WIND 25 KT. GUSTS TO 35 KT WEST OF THE BARREN ISLANDS.
SEAS 6 FT. 
.SAT...NW WIND 20 KT. SEAS 6 FT. 
.SAT NIGHT...NW WIND 20 KT DIMINISHING TO NE 10 KT AFTER MIDNIGHT.
SEAS 4 FT. 
.SUN...NE WIND 15 KT. SEAS 3 FT. 
.SUN NIGHT...E WIND 20 KT. SEAS 4 FT. 
.MON...E WIND 30 KT. SEAS 9 FT. 
.TUE...NE WIND 25 KT. SEAS 9 FT. 
.WED...NW WIND 15 KT. SEAS 6 FT.  

$$

PKZ132-211500-
SHUYAK ISLAND TO SITKINAK
400 PM AKDT FRI APR 20 2012

...SMALL CRAFT ADVISORY SATURDAY...

.TONIGHT...W WIND 20 KT. SEAS 6 FT. 
.SAT...NW WIND 25 KT EXCEPT NW 15 KT NORTH OF DANGEROUS CAPE. SEAS 7
FT.
.SAT NIGHT...NW WIND 20 KT. SEAS 5 FT. 
.SUN...E WIND 10 KT. SEAS 3 FT. 
.SUN NIGHT...SE WIND 20 KT. SEAS 4 FT. 
.MON...E WIND 30 KT. SEAS 10 FT. 
.TUE...NE WIND 30 KT. SEAS 12 FT. 
.WED...NW WIND 20 KT. SEAS 6 FT.  

$$

PKZ138-211500-
SHELIKOF STRAIT
400 PM AKDT FRI APR 20 2012

.TONIGHT...W WIND 20 KT. SEAS 3 FT. 
.SAT...W WIND 20 KT. SEAS 3 FT. 
.SAT NIGHT...W WIND 20 KT DIMINISHING TO 10 KT AFTER MIDNIGHT. SEAS 2
FT. 
.SUN...E WIND 10 KT. SEAS 3 FT. 
.SUN NIGHT...NE WIND 20 KT. SEAS 4 FT. 
.MON...NE WIND 25 KT. SEAS 7 FT. 
.TUE...NE WIND 20 KT. SEAS 4 FT. 
.WED...NW WIND 15 KT. SEAS 2 FT.  

$$

PKZ140-211500-
COOK INLET NORTH OF KAMISHAK BAY AND ENGLISH BAY
400 PM AKDT FRI APR 20 2012

.TONIGHT...SW WIND 10 KT BECOMING NE AFTER MIDNIGHT. SEAS 2 FT. 
.SAT...NE WIND 10 KT BECOMING SW IN THE AFTERNOON. SEAS 2 FT. 
.SAT NIGHT...SW WIND 10 KT. SEAS 3 FT. 
.SUN...SW WIND 15 KT. SEAS 2 FT. 
.SUN NIGHT AND MON...NE WIND 10 KT. SEAS 2 FT. 
.TUE AND WED...N WIND 10 KT. SEAS 2 FT. 

$$

PKZ141-211500-
KACHEMAK BAY
400 PM AKDT FRI APR 20 2012

.TONIGHT...W WIND 15 KT BECOMING VARIABLE LESS THAN
10 KT AFTER MIDNIGHT. SEAS 4 FT SUBSIDING TO 2 FT AFTER MIDNIGHT. 
.SAT...NE WIND 10 KT BECOMING SW 10 KT IN THE AFTERNOON. SEAS 3 FT. 
.SAT NIGHT...SW WIND 15 KT DIMINISHING TO VARIABLE LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 3 FT. 
.SUN...SW WIND 10 KT. SEAS 3 FT. 
.SUN NIGHT AND MON...NE WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...NW WIND 10 KT. SEAS 2 FT. 

$$
827 
FZAK51 PAFC 211151
CWFAER

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
400 AM AKDT SAT APR 21 2012

COASTAL WATERS FORECAST FOR THE NORTHERN GULF OF ALASKA COAST
UP TO 100 NM OUT INCLUDING KODIAK ISLAND AND COOK INLET.

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.

PKZ197-220300-
400 AM AKDT SAT APR 21 2012
.SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+
COOK INLET...
A 1009 MB LOW 90 NM SOUTH OF MIDDLETON ISLAND WEAKENS TO 1015 MB SUN
MORNING 150 NM SOUTH OF SEWARD AND THEN DISSIPATES. A WEATHER FRONT
APPROACHES THE EXTREME WESTERN GULF SUN NIGHT.

$$

PKZ120-220300-
CAPE SUCKLING TO GORE POINT
400 AM AKDT SAT APR 21 2012

...SMALL CRAFT ADVISORY TODAY...

.TODAY...ALONG THE COAST E OF MONTAGUE ISLAND...E WIND 25 KT.
ELSEWHERE...NE WIND 15 KT. SEAS 6 FT. 
.TONIGHT...ALONG THE COAST E OF MONTAGUE ISLAND...E WIND 20 KT.
ELSEWHERE...NE WIND 10 KT. SEAS 5 FT. 
.SUN...E WIND 15 KT. SEAS 4 FT. 
.SUN NIGHT...VARIABLE WIND 10 KT. SEAS 3 FT. 
.MON...E WIND 20 KT. SEAS 6 FT. 
.TUE...N WIND 20 KT. SEAS 6 FT. 
.WED...VARIABLE WIND 10 KT. SEAS 4 FT.  

$$

PKZ121-220300-
RESURRECTION BAY
400 AM AKDT SAT APR 21 2012

.TODAY...N WIND 10 KT BECOMING S IN THE AFTERNOON. SEAS 2 FT. 
.TONIGHT...S WIND 10 KT BECOMING N AFTER MIDNIGHT. SEAS 2 FT. 
.SUN...VARIABLE WIND LESS THAN 10 KT BECOMING S 10 KT IN THE
AFTERNOON. SEAS 2 FT. 
.SUN NIGHT...VARIABLE WIND 10 KT. SEAS 2 FT. 
.MON...N WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...N WIND 10 KT. SEAS 2 FT. 

$$

PKZ125-220300-
PRINCE WILLIAM SOUND
400 AM AKDT SAT APR 21 2012

.TODAY...NE WIND 10 KT BECOMING E 15 KT IN THE AFTERNOON. SEAS 2 FT.
.TONIGHT...E WIND 10 KT. SEAS 2 FT. 
.SUN...NE WIND 10 KT IN THE MORNING BECOMING VARIABLE LESS THAN
10 KT. SEAS 2 FT. 
.SUN NIGHT...VARIABLE WIND LESS THAN 10 KT. SEAS 2 FT. 
.MON...NE WIND 10 KT. SEAS 2 FT. 
.TUE...NW WIND 10 KT. SEAS 2 FT. 
.WED...N WIND 10 KT. SEAS 2 FT.  

$$

PKZ129-220300-
PASSAGE CANAL
400 AM AKDT SAT APR 21 2012

.TODAY...VARIABLE WIND LESS THAN 10 KT. SEAS 2 FT. RAIN SHOWERS. 
.TONIGHT...VARIABLE WIND LESS THAN 10 KT. SEAS 2 FT. RAIN SHOWERS.
.SUN THROUGH MON...VARIABLE WIND LESS THAN 10 KT. SEAS 2 FT. 
.TUE AND WED...W WIND 10 KT. SEAS 2 FT. 

$$

PKZ130-220300-
BARREN ISLANDS AND KAMISHAK BAY WATERS
400 AM AKDT SAT APR 21 2012

...SMALL CRAFT ADVISORY TODAY...

.TODAY...NW WIND 25 KT. SEAS 7 FT. 
.TONIGHT...NW WIND 15 KT BECOMING VARIABLE 10 KT AFTER MIDNIGHT. SEAS
4 FT. 
.SUN...E WIND 15 KT. SEAS 4 FT. 
.SUN NIGHT...SE WIND 20 KT. SEAS 4 FT. 
.MON...E WIND 30 KT. SEAS 9 FT. 
.TUE...N WIND 25 KT. SEAS 9 FT. 
.WED...NW WIND 15 KT. SEAS 5 FT.  

$$

PKZ132-220300-
SHUYAK ISLAND TO SITKINAK
400 AM AKDT SAT APR 21 2012

.TODAY...NW WIND 20 KT EXCEPT 10 KT N OF DANGEROUS CAPE. SEAS 6 FT. 
.TONIGHT...NW WIND 15 KT. SEAS 4 FT. 
.SUN...VARIABLE WIND 10 KT. SEAS 2 FT. 
.SUN NIGHT...SE WIND 10 KT INCREASING TO 20 KT AFTER MIDNIGHT. SEAS
BUILDING TO 6 FT. 
.MON...E WIND 30 KT. SEAS 9 FT. 
.TUE...NE WIND 30 KT. SEAS 11 FT. 
.WED...W WIND 15 KT. SEAS 6 FT.  

$$

PKZ138-220300-
SHELIKOF STRAIT
400 AM AKDT SAT APR 21 2012

.TODAY...W WIND 20 KT. GUSTS TO 30 KT OUT OF WESTERN BAYS. SEAS 5 FT.
.TONIGHT...W WIND 15 KT BECOMING VARIABLE 10 KT AFTER MIDNIGHT. SEAS
3 FT. 
.SUN...VARIABLE WIND 10 KT BECOMING NE 15 KT IN THE AFTERNOON. SEAS 3
FT. 
.SUN NIGHT...NE WIND 20 KT. SEAS 5 FT. 
.MON...NE WIND 30 KT. SEAS 9 FT. 
.TUE...NE WIND 25 KT. SEAS 7 FT. 
.WED...VARIABLE WIND 10 KT. SEAS 3 FT.  

$$

PKZ140-220300-
COOK INLET NORTH OF KAMISHAK BAY AND ENGLISH BAY
400 AM AKDT SAT APR 21 2012

.TODAY...SW WIND 15 KT. SEAS 3 FT. 
.TONIGHT...S WIND 15 KT. SEAS 3 FT. 
.SUN...S WIND 10 KT IN THE MORNING BECOMING VARIABLE LESS THAN
10 KT. SEAS 2 FT. 
.SUN NIGHT...NW WIND 10 KT. SEAS 1 FOOT. 
.MON...NE WIND 20 KT. SEAS 5 FT. 
.TUE AND WED...N WIND 10 KT. SEAS 2 FT. 

$$

PKZ141-220300-
KACHEMAK BAY
400 AM AKDT SAT APR 21 2012

.TODAY...VARIABLE WIND LESS THAN 10 KT BECOMING W 15 KT IN THE
AFTERNOON. SEAS 3 FT. 
.TONIGHT...SW WIND 15 KT BECOMING SE 10 KT AFTER MIDNIGHT. SEAS
3 FT. 
.SUN...VARIABLE WIND LESS THAN 10 KT BECOMING W 10 KT IN THE
AFTERNOON. SEAS 3 FT. 
.SUN NIGHT...E WIND 10 KT. SEAS 3 FT. 
.MON...E WIND 15 KT. SEAS 3 FT. 
.TUE AND WED...NE WIND 10 KT. SEAS 2 FT. 

$$
476 
FZAK51 PAFC 212322
CWFAER

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
400 PM AKDT SAT APR 21 2012

COASTAL WATERS FORECAST FOR THE NORTHERN GULF OF ALASKA COAST
UP TO 100 NM OUT INCLUDING KODIAK ISLAND AND COOK INLET.

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.

PKZ197-221500-
400 PM AKDT SAT APR 21 2012
.SYNOPSIS FOR THE NORTH GULF COAST+KODIAK ISLAND WATERS+
COOK INLET...
A 1013 MB LOW NEAR 120 NM SOUTHWEST OF MIDDLETON ISLAND WILL STAY
NEARLY STATIONARY AND DISSIPATE BY SUNDAY EVENING. A MODERATE WEATHER
FRONT WILL MOVE INTO THE SOUTHWESTERN GULF MONDAY AFTERNOON.

$$

PKZ120-221500-
CAPE SUCKLING TO GORE POINT
400 PM AKDT SAT APR 21 2012

.TONIGHT...NE WIND 15 KT EXCEPT E WIND 25 KT EAST OF MONTAGUE ISLAND
IN THE EVENING. SEAS 6 FT. 
.SUN AND SUN NIGHT...E WIND 15 KT. SEAS 4 FT. 
.MON...SE WIND 20 KT. SEAS 4 FT. 
.MON NIGHT...E WIND 25 KT. SEAS 6 FT. 
.TUE...N WIND 25 KT. SEAS 6 FT. 
.WED AND THU...N WIND 15 KT. SEAS 4 FT. 

$$

PKZ121-221500-
RESURRECTION BAY
400 PM AKDT SAT APR 21 2012

.TONIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. 
.SUN AND SUN NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. 
.MON THROUGH TUE...N WIND 10 KT. SEAS 2 FT. 
.WED AND THU...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. 

$$

PKZ125-221500-
PRINCE WILLIAM SOUND
400 PM AKDT SAT APR 21 2012

.TONIGHT...E WIND 15 KT. GUSTS TO 25 KT OUT OF BAYS AND PASSES IN THE
EASTERN SOUND IN THE EVENING. SEAS 3 FT. 
.SUN AND SUN NIGHT...E WIND 10 KT. SEAS 2 FT. 
.MON...NE WIND 10 KT. SEAS 2 FT. 
.MON NIGHT AND TUE...N WIND 15 KT. SEAS 3 FT. 
.WED AND THU...N WIND 10 KT. SEAS 2 FT. 

$$

PKZ129-221500-
PASSAGE CANAL
400 PM AKDT SAT APR 21 2012

.TONIGHT...E WIND 20 KT DIMINISHING TO 10 KT AFTER MIDNIGHT. SEAS 2
FT. RAIN AND SNOW SHOWERS. 
.SUN AND SUN NIGHT...E WIND 10 KT. SEAS 2 FT. 
.MON THROUGH TUE...W WIND 10 KT. SEAS 2 FT. 
.WED AND THU...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT.  

$$

PKZ130-221500-
BARREN ISLANDS AND KAMISHAK BAY WATERS
400 PM AKDT SAT APR 21 2012

.TONIGHT...NE WIND 15 KT EXCEPT NW WIND 15 W OF BARREN ISLANDS. SEAS
4 FT. 
.SUN AND SUN NIGHT...E WIND 20 KT. SEAS 4 FT. 
.MON...E WIND 25 KT. SEAS 6 FT. 
.MON NIGHT...E WIND 30 KT. SEAS 9 FT. 
.TUE...N WIND 30 KT. SEAS 9 FT. 
.WED...NW WIND 20 KT. SEAS 5 FT. 
.THU...NE WIND 10 KT. SEAS 3 FT.  

$$

PKZ132-221500-
SHUYAK ISLAND TO SITKINAK
400 PM AKDT SAT APR 21 2012

.TONIGHT...NW WIND 15 KT. SEAS 5 FT. 
.SUN...NE WIND 10 KT. SEAS 3 FT. 
.SUN NIGHT...SE WIND 20 KT. SEAS 3 FT. 
.MON...SE WIND 25 KT. SEAS 7 FT. 
.MON NIGHT AND TUE...E WIND 30 KT. SEAS 10 FT. 
.WED...NW WIND 15 KT. SEAS 6 FT. 
.THU...SE WIND 10 KT. SEAS 4 FT.  

$$

PKZ138-221500-
SHELIKOF STRAIT
400 PM AKDT SAT APR 21 2012

.TONIGHT...SW WIND 15 KT BECOMING NE 10 KT AFTER MIDNIGHT. SEAS 2 FT.
.SUN AND SUN NIGHT...NE WIND 15 KT. SEAS 3 FT. 
.MON THROUGH TUE...NE WIND 25 KT. SEAS 5 FT. 
.WED AND THU...NE WIND 15 KT. SEAS 3 FT. 

$$

PKZ140-221500-
COOK INLET NORTH OF KAMISHAK BAY AND ENGLISH BAY
400 PM AKDT SAT APR 21 2012

.TONIGHT...SW WIND 15 KT DIMINISHING TO VARIABLE LESS THAN 10 KT
AFTER MIDNIGHT. SEAS 2 FT. 
.SUN AND SUN NIGHT...NE WIND 10 KT. SEAS 2 FT. 
.MON THROUGH TUE...NE WIND 15 KT. SEAS 3 FT. 
.WED AND THU...N WIND 10 KT. SEAS 2 FT. 

$$

PKZ141-221500-
KACHEMAK BAY
400 PM AKDT SAT APR 21 2012

.TONIGHT...W WIND 15 KT DIMINISHING TO VARIABLE LESS THAN 10 KT AFTER
MIDNIGHT. SEAS 3 FT. 
.SUN AND SUN NIGHT...E WIND 10 KT. SEAS 3 FT. 
.MON THROUGH TUE...NE WIND 15 KT. SEAS 3 FT. 
.WED AND THU...NE WIND 10 KT. SEAS 2 FT. 

$$

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 20, 4:00 PM AKDT, 4 hours 50 minutes earlier.

Area forecast discussion, Apr 20, 4:00 PM AKDT, 4 hours 50 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
400 PM AKDT FRI APR 20 2012

.ANALYSIS AND UPPER LEVELS...THE UPPER LEVEL FLOW OVER THE MAINLAND
PART OF THE STATE IS WEAK TODAY AS THE PATTERN IS SHIFTING. THERE IS
A CUT OFF UPPER LEVEL LOW SOUTH OF THE GULF OF ALASKA AND A HIGH
AMPLITUDE UPPER LEVEL TROUGH ENTERING THE WESTERN BERING SEA. A HIGH
AMPLITUDE RIDGE IS OVER THE EASTERN ALEUTIAN ISLANDS AND ALASKA
PENINSULA BETWEEN THESE TROUGHS. THERE IS ALSO A PRONOUNCED JET
STREAM RUNNING OVER THE NORTH SIDE OF THE RIDGE INTO THE BERING SEA
THAT TURNS SHARPLY OVER BRISTOL BAY AS IT HEADS AROUND THE SOUTH SIDE
OF THE LOW THAT IS SOUTH OF THE GULF. SO EVEN THOUGH THE MAINLAND
PORTION OF THE STATE HAS LIGHT FLOW THERE ARE MUCH STRONGER UPPER
LEVEL WINDS IN THE BERING SEA WHICH WILL BE MOVING OVER THE MAINLAND
PART OF THE STATE AS THE PATTEN PROGRESSES.
AT THE SURFACE THE IS A COMPLEX LOW IN THE GULF WHICH IS EXTENDING A
TROUGH INTO THE MAINLAND PART OF THE STATE. THIS IS BRINGING
GENERALLY EAST TO NORTHEAST WINDS OVER SOUTH CENTRAL ALASKA...WHICH
TURN MORE NORTHWEST OVER SOUTHWEST ALASKA AND THE ALASKA PENINSULA.
THE STRONG SURFACE RIDGE IS STILL OVER THE CENTRAL ALEUTIANS BUT WILL
BE MOVING EASTWARD AS A LARGE LOW SOUTHWEST OF ATTU MOVES TO NEAR
KISKA TOMORROW.

.MODEL DISCUSSION...MODELS ARE DOING QUITE WELL AND EVEN THE GFS HAS
COME IN LINE WITH THE OTHER ONES IN REGARDS TO THE LARGE LOW THAT
WILL BE MOVING INTO THE BERING SEA. STILL PREFERRED THE ECMWF OVERALL
AND THE NAM WAS ALSO USED TO FILL IN DETAIL.

.SHORT TERM FORECAST...THE MAJORITY OF THE MAINLAND WILL SEE PARTLY
CLOUDY SKIES WITH A FEW AFTERNOON AND EVENING SHOWERS OVER MOUNTAINS.
THE BIG EXCEPTION WILL BE THE KUSKOKWIM DELTA WHICH WILL REMAIN UNDER
LOW STRATUS WITH SOME SNOW FLURRIES AS NORTHWEST WINDS OFF THE ICE
PACK KEEP THAT AREA CONSIDERABLE COLDER.
THE ALASKA PENINSULA WILL CONTINUE TO SEE LOW CLOUDS ALONG THE BERING
SEA COAST WHILE THE PACIFIC SIDE WILL BE MOSTLY CLEAR INTO SATURDAY.
THE LARGE LOW MOVING TOWARD THE WESTERN ALEUTIANS WILL BRING WARMER
AIR TO THE REGION THROUGH TOMORROW...THEN WINDS WILL INCREASE FROM
THE NORTH AFTER THE LOW MOVES BY. SOME AREAS OF BLOWING SNOW ARE
POSSIBLE IN THE WESTERN ALEUTIANS SATURDAY NIGHT WITH THIS SYSTEM.

.LONG TERM FORECAST...THE LARGE LOW IN THE ALEUTIANS THIS WEEKEND
WILL MOVE SOUTH OF THE GULF EARLY NEXT WEEK AS HIGH PRESSURE BUILDS
BACK INTO WESTERN AND SOUTHWEST ALASKA BY MIDWEEK. THIS WILL BRING A
GOOD BIT OF CLEARING OVER THE MAINLAND PART OF THE STATE IN THE
MIDDLE OF THE WEEK NEXT WEEK.

.AER/ALU...WATCH/WARNING SUMMARY
PUBLIC...NONE.
MARINE...GALE 172 175 176.
FIRE WEATHER...NONE.

APR 12

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 20, 4:00 PM AKDTBrisk Wind AdvisoryAFC12 hr
Apr 20, 4:00 PM AKDTGale WarningAFC36 hr
Apr 20, 4:00 PM AKDTGale WarningAFC48 hr
Apr 20, 4:00 PM AKDTSmall Craft AdvisoryAFC5 days
Apr 20, 4:00 PM AKDTSmall Craft AdvisoryAFC12 hr
Apr 21, 4:00 AM AKDTGale WarningAFC24 hr

Nearby

Small Craft Advisories in Alaska, 2012Every small craft advisory in 2012

Sources

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