Alert archive / Alaska / Small Craft Advisories in 2011

Small Craft Advisory 470, NWS Anchorage, AK

July 9, 2011

NWS Anchorage, AK issued this small craft advisory at Jul 9, 2011, 4:00 PM AKDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Jul 9, 2011, 4:00 PM AKDT (00:00 UTC)
Expired
Jul 10, 2011, 4:00 AM AKDT
In force
12 hr
Issued by
NWS Anchorage, AK

The text

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

488 
FZAK52 PAFC 092319
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
400 PM AKDT SAT JUL 9 2011

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.

PKZ199-101500-
400 PM AKDT SAT JUL 9 2011
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 994 MB LOW NEAR ST MATTHEW ISLAND WILL REMAIN STATIONARY AS IT
WEAKENS TO 1002 MB SUNDAY EVENING...THEN DISSIPATES SUNDAY NIGHT.
SUNDAY MORNING A NORTH PACIFIC LOW AT 993 MB 360 NM SOUTHEAST OF
SHEMYA WILL MOVE TO 100 NM WEST OF MEKORYUK AT 998 MB MONDAY
AFTERNOON.

$$

PKZ150-101500-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE
CAPE
400 PM AKDT SAT JUL 9 2011

.TONIGHT...SE WIND 20 KT. SEAS 6 FT. 
.SUN...SW WIND 10 KT. SEAS 6 FT. 
.SUN NIGHT...S WIND 20 KT. SEAS 6 FT. 
.MON...S WIND 30 KT. SEAS 9 FT. 
.MON NIGHT...SW WIND 30 KT. SEAS 11 FT. 
.TUE AND WED...W WIND 25 KT. SEAS 11 FT. 
.THU...NW WIND 25 KT. SEAS 8 FT.  

$$

PKZ155-101500-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE
SARICHEF
400 PM AKDT SAT JUL 9 2011

...SMALL CRAFT ADVISORY SUNDAY AND SUNDAY NIGHT...

.TONIGHT...SW WIND 15 KT. SEAS 6 FT. PATCHY FOG. 
.SUN...SW WIND 15 KT BECOMING S 25 KT IN THE AFTERNOON. SEAS 6 FT
BUILDING TO 9 FT IN THE AFTERNOON. PATCHY FOG. 
.SUN NIGHT...S WIND 30 KT. SEAS 10 FT. RAIN.
.MON...S WIND 35 KT. SEAS 14 FT. 
.MON NIGHT...SW WIND 30 KT. SEAS 14 FT. 
.TUE...SW WIND 20 KT. SEAS 12 FT. 
.WED...W WIND 15 KT. SEAS 9 FT. 
.THU...NW WIND 20 KT. SEAS 7 FT.  

$$

PKZ160-101500-
BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN
400 PM AKDT SAT JUL 9 2011

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...SE WIND 15 KT BECOMING NW 10 KT AFTER MIDNIGHT. SEAS 4 FT.
PATCHY FOG. 
.SUN...W WIND 10 KT BECOMING S IN THE AFTERNOON. SEAS 3 FT. PATCHY
FOG. 
.SUN NIGHT...SE WIND 20 KT INCREASING TO 30 KT AFTER MIDNIGHT. SEAS 5
FT BUILDING TO 8 FT AFTER MIDNIGHT. RAIN.
.MON...S WIND 30 KT. SEAS 8 FT. 
.MON NIGHT...SW WIND 25 KT. SEAS 8 FT. 
.TUE...W WIND 20 KT. SEAS 7 FT. 
.WED AND THU...W WIND 20 KT. SEAS 5 FT.

$$

PKZ165-101500-
PORT HEIDEN TO CAPE SARICHEF
400 PM AKDT SAT JUL 9 2011

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...W WIND 10 KT. SEAS 3 FT. PATCHY FOG. 
.SUN...VARIABLE WIND 10 KT BECOMING SE 20 KT IN THE AFTERNOON. SEAS 2
FT BUILDING TO 5 FT. PATCHY FOG. 
.SUN NIGHT...S WIND 30 KT. SEAS 9 FT. RAIN.
.MON...S WIND 30 KT. SEAS 9 FT. 
.MON NIGHT...SW WIND 25 KT. SEAS 8 FT. 
.TUE...SW WIND 15 KT. SEAS 6 FT. 
.WED...W WIND 15 KT. SEAS 4 FT. 
.THU...W WIND 15 KT. SEAS 5 FT.  

$$

PKZ180-101500-
SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT
400 PM AKDT SAT JUL 9 2011

...SMALL CRAFT ADVISORY SUNDAY AND SUNDAY NIGHT...

.TONIGHT...S WIND 20 KT. SEAS 6 FT. PATCHY FOG. 
.SUN...S WIND 25 KT. SEAS 7 FT. PATCHY FOG. 
.SUN NIGHT...SE WIND 20 KT INCREASING TO 30 KT AFTER MIDNIGHT. SEAS
8 FT. PATCHY FOG. RAIN.
.MON...SE WIND 30 KT. SEAS 8 FT. 
.MON NIGHT THROUGH THU...SW WIND 25 KT. SEAS 8 FT.

$$

PKZ170-101500-
EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI
400 PM AKDT SAT JUL 9 2011

...GALE WARNING SUNDAY NIGHT...

.TONIGHT...VARIABLE WIND 10 KT. SEAS 5 FT. PATCHY FOG. 
.SUN...S WIND 20 KT INCREASING TO 30 KT IN THE AFTERNOON. SEAS 7 FT.
PATCHY FOG. RAIN.
.SUN NIGHT...S WIND 35 KT. SEAS 13 FT. RAIN.
.MON...S WIND 35 KT. SEAS 15 FT. 
.MON NIGHT...SW WIND 25 KT. SEAS 14 FT. 
.TUE...VARIABLE WIND 10 KT. SEAS 10 FT. 
.WED AND THU...W WIND 15 KT. SEAS 7 FT.

$$

PKZ171-101500-
UNALASKA BAY
400 PM AKDT SAT JUL 9 2011

...SMALL CRAFT ADVISORY SUNDAY NIGHT...

.TONIGHT...VARIABLE WIND LESS THAN 10 KT. SEAS 2 FT. PATCHY FOG. 
.SUN...S WIND 10 KT INCREASING TO 20 KT IN THE AFTERNOON. SEAS 2 FT.
PATCHY FOG. RAIN.
.SUN NIGHT...S WIND 25 KT. GUSTS TO 35 KT. SEAS 3 FT. RAIN.
.MON...S WIND 20 KT. SEAS 3 FT. 
.MON NIGHT...SW WIND 15 KT. SEAS 2 FT. 
.TUE...VARIABLE WIND LESS THAN 10 KT. SEAS 2 FT. 
.WED AND THU...W WIND 10 KT. SEAS 2 FT.

$$

PKZ172-101500-
EASTERN ALEUTIANS NIKOLSKI TO ADAK
400 PM AKDT SAT JUL 9 2011

...GALE WARNING SUNDAY AND SUNDAY NIGHT...

.TONIGHT...SE WIND 10 KT INCREASING TO 20 KT AFTER MIDNIGHT. SEAS 5
FT. PATCHY FOG. 
.SUN...BERING SIDE...SE WIND 20 KT INCREASING TO 35 KT IN THE
AFTERNOON. PACIFIC SIDE...SE WIND 25 KT. SEAS 10 FT. PATCHY FOG.
RAIN.
.SUN NIGHT...S WIND 25 KT...EXCEPT 35 KT E OF SEGUAM ISLAND. SEAS 14
FT. PATCHY FOG. RAIN.
.MON...W WIND 30 KT. SEAS 15 FT. 
.MON NIGHT...W WIND 15 KT. SEAS 12 FT. 
.TUE...VARIABLE WIND 10 KT. SEAS 8 FT. 
.WED...W WIND 15 KT. SEAS 6 FT. 
.THU...SW WIND 15 KT. SEAS 5 FT.  

$$

PKZ175-101500-
WESTERN ALEUTIANS ADAK TO KISKA
400 PM AKDT SAT JUL 9 2011

...SMALL CRAFT ADVISORY THROUGH SUNDAY NIGHT...

.TONIGHT...E WIND 25 KT. SEAS 6 FT. PATCHY FOG. 
.SUN...NE WIND 30 KT. SEAS 8 FT. PATCHY FOG. RAIN.
.SUN NIGHT...N WIND 25 KT. SEAS 9 FT. PATCHY FOG. RAIN SHOWERS. 
.MON...NW WIND 20 KT. SEAS 9 FT. 
.MON NIGHT...VARIABLE WIND 10 KT. SEAS 6 FT. 
.TUE...SW WIND 15 KT. SEAS 5 FT. 
.WED AND THU...VARIABLE WIND 10 KT. SEAS 4 FT.

$$

PKZ176-101500-
WESTERN ALEUTIANS KISKA TO ATTU
400 PM AKDT SAT JUL 9 2011

.TONIGHT...NE WIND 15 KT. SEAS 6 FT. PATCHY FOG. 
.SUN AND SUN NIGHT...N WIND 20 KT. SEAS 6 FT. PATCHY FOG.
.MON...NW WIND 15 KT. SEAS 5 FT. 
.MON NIGHT...W WIND 15 KT. SEAS 5 FT. 
.TUE AND WED...SW WIND 15 KT. SEAS 5 FT.
.THU...VARIABLE WIND 10 KT. SEAS 4 FT.  

$$

PKZ185-101500-
ST MATTHEW ISLAND WATERS
400 PM AKDT SAT JUL 9 2011

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

.TONIGHT...SE WIND 25 KT...EXCEPT N 20 KT W OF 176W. SEAS 8 FT.
PATCHY FOG. 
.SUN...SE WIND 25 KT...EXCEPT N 15 KT W OF 176W. SEAS 8 FT. PATCHY
FOG. 
.SUN NIGHT...SE WIND 20 KT...EXCEPT N 15 KT W OF 176W. SEAS 7 FT.
PATCHY FOG. 
.MON...N WIND 20 KT. SEAS 5 FT. 
.MON NIGHT...W WIND 25 KT. SEAS 6 FT. 
.TUE...SW WIND 30 KT. SEAS 8 FT. 
.WED...SW WIND 25 KT. SEAS 10 FT. 
.THU...SW WIND 25 KT. SEAS 8 FT.  

$$

PKZ179-101500-
PRIBILOF ISLANDS NEAR-SHORE WATERS
400 PM AKDT SAT JUL 9 2011

.TONIGHT...SW WIND 15 KT. SEAS 6 FT. AREAS OF FOG. 
.SUN...S WIND 20 KT. SEAS 7 FT. PATCHY FOG. 
.SUN NIGHT...S WIND 20 KT. SEAS 6 FT. PATCHY FOG. RAIN.
.MON...SW WIND 20 KT. SEAS 7 FT. 
.MON NIGHT...W WIND 15 KT. SEAS 7 FT. 
.TUE AND WED...SW WIND 20 KT. SEAS 6 FT.
.THU...SW WIND 15 KT. SEAS 5 FT.  

$$
1 follow-up statement
759 
FZAK52 PAFC 101146
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
400 AM AKDT SUN JUL 10 2011

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.

PKZ199-110300-
400 AM AKDT SUN JUL 10 2011
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 998 MB LOW 60 NM EAST OF SAINT MATTHEW ISLAND WILL DISSIPATE BY SUN
NIGHT. A 994 MB LOW 270 NM SOUTH OF KISKA WILL MAINTAIN INTENSITY AND
MOVE TO 90NM SOUTHWEST OF MEKORYUK MON MORNING AND THEN TO 60 NM WEST
OF GAMBELL MON NIGHT. 
$$

PKZ150-110300-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA SITKINAK TO CASTLE
CAPE
400 AM AKDT SUN JUL 10 2011

...SMALL CRAFT ADVISORY MONDAY...

.TODAY...VARIABLE WIND 15 KT. SEAS 6 FT. PATCHY FOG. 
.TONIGHT...S WIND 20 KT. SEAS 6 FT. PATCHY FOG. 
.MON...S WIND 30 KT. SEAS 10 FT. PATCHY FOG. RAIN.
.MON NIGHT...SW WIND 30 KT. SEAS 11 FT. 
.TUE...W WIND 25 KT. SEAS 12 FT. 
.WED AND THU...W WIND 20 KT. SEAS 9 FT. 
$$

PKZ155-110300-
COASTAL WATERS SOUTH OF THE ALASKA PENINSULA CASTLE CAPE TO CAPE
SARICHEF
400 AM AKDT SUN JUL 10 2011

...GALE WARNING MONDAY...

.TODAY...SW WIND 15 KT BECOMING S 25 KT IN THE AFTERNOON. FROM THE
SHUMAGIN ISLANDS E...W WIND 15 KT. SEAS 7 FT. PATCHY FOG. 
.TONIGHT...S WIND 30 KT. SEAS 10 FT. PATCHY FOG. RAIN.
.MON...S WIND 35 KT. SEAS 14 FT. PATCHY FOG. RAIN.
.MON NIGHT...SW WIND 30 KT. SEAS 14 FT. 
.TUE...SW WIND 20 KT. SEAS 12 FT. 
.WED AND THU...W WIND 15 KT. SEAS 9 FT. 
$$

PKZ160-110300-
BRISTOL BAY WATERS CAPE NEWENHAM TO PORT HEIDEN
400 AM AKDT SUN JUL 10 2011

...GALE WARNING TONIGHT...

.TODAY...VARIABLE WIND 10 KT OR LESS BECOMING SE 20 KT IN THE
AFTERNOON. SEAS 3 FT. PATCHY FOG. 
.TONIGHT...SE WIND INCREASING TO 35 KT BY LATE EVENING. SEAS 9 FT.
PATCHY FOG. RAIN.
.MON...S WIND 30 KT. SEAS 9 FT. PATCHY FOG. RAIN.
.MON NIGHT...SW WIND 25 KT. SEAS 8 FT. 
.TUE...SW WIND 20 KT. SEAS 7 FT. 
.WED AND THU...W WIND 15 KT. SEAS 4 FT. 
$$

PKZ165-110300-
PORT HEIDEN TO CAPE SARICHEF
400 AM AKDT SUN JUL 10 2011

...GALE WARNING TONIGHT...

.TODAY...VARIABLE WIND 10 KT OR LESS BECOMING BECOMING SE 30 KT IN
THE AFTERNOON. FROM PORT MOLLER E...VARIABLE WIND 10 KT BECOMING SE
20 KT IN THE AFTERNOON. SEAS 3 FT BUILDING TO 6 FT IN THE AFTERNOON. 
.TONIGHT...SE WIND 35 KT. SEAS 9 FT. PATCHY FOG. RAIN.
.MON...S WIND 30 KT. SEAS 9 FT. PATCHY FOG. RAIN.
.MON NIGHT...SW WIND 25 KT. SEAS 7 FT. 
.TUE...SW WIND 15 KT. SEAS 6 FT. 
.WED...VARIABLE WIND 10 KT. SEAS 3 FT. 
.THU...W WIND 15 KT. SEAS 4 FT.  
$$

PKZ180-110300-
SOUTHWEST ALASKA WATERS CAPE NEWENHAM TO DALL POINT
400 AM AKDT SUN JUL 10 2011

...GALE WARNING TONIGHT...

.TODAY...S WIND 20 KT. SEAS 6 FT. PATCHY FOG. 
.TONIGHT...SE WIND 20 KT INCREASING TO 35 KT AFTER MIDNIGHT. SEAS 8
FT. PATCHY FOG. RAIN.
.MON...S WIND 30 KT. SEAS 9 FT. PATCHY FOG. RAIN.
.MON NIGHT...SW WIND 25 KT. SEAS 8 FT. 
.TUE...SW WIND 35 KT. SEAS 9 FT. 
.WED...SW WIND 20 KT. SEAS 6 FT. 
.THU...SW WIND 25 KT. SEAS 7 FT.  
$$

PKZ170-110300-
EASTERN ALEUTIANS CAPE SARICHEF TO NIKOLSKI
400 AM AKDT SUN JUL 10 2011

...GALE WARNING THROUGH MONDAY...

.TODAY...SE WIND 25 KT BECOMING S 35 KT IN THE AFTERNOON. SEAS 8 FT.
PATCHY FOG. RAIN.
.TONIGHT...S WIND 35 KT. SEAS 13 FT. PATCHY FOG. RAIN.
.MON...SW WIND 35 KT. SEAS 9 FT BERING SIDE...16 FT PACIFIC SIDE.
PATCHY FOG. RAIN.
.MON NIGHT...W WIND 25 KT. SEAS 14 FT. 
.TUE...SW WIND 15 KT. SEAS 11 FT. 
.WED AND THU...VARIABLE WIND 10 KT. SEAS 9 FT. 
$$

PKZ171-110300-
UNALASKA BAY
400 AM AKDT SUN JUL 10 2011

...SMALL CRAFT ADVISORY TONIGHT AND MONDAY...

.TODAY...SE WIND 20 KT. SEAS 3 FT. PATCHY FOG. RAIN.
.TONIGHT...S WIND 25 KT. GUSTS TO 35 KT. SEAS 3 FT. PATCHY FOG. RAIN.
.MON...SW WIND 25 KT. GUSTS TO 40 KT. SEAS 3 FT. PATCHY FOG. 
.MON NIGHT...W WIND 15 KT. SEAS 2 FT. 
.TUE THROUGH THU...VARIABLE WIND 10 KT OR LESS. SEAS 2 FT. 
$$

PKZ172-110300-
EASTERN ALEUTIANS NIKOLSKI TO ADAK
400 AM AKDT SUN JUL 10 2011

...GALE WARNING THROUGH TONIGHT...

.TODAY...SE WIND 25 KT BECOMING S 35 KT IN THE AFTERNOON...EXCEPT
WINDS BECOMING NE 25 KT IN THE AFTERNOON NORTH AND WEST OF ATKA. SEAS
10 FT. PATCHY FOG. RAIN.
.TONIGHT...S WIND 35 KT...EXCEPT N 25 KT NORTH AND WEST OF ATKA. SEAS
15 FT. PATCHY FOG. RAIN.
.MON...S WIND 30 KT BECOMING W 20 KT BY THE AFTERNOON. SEAS 15 FT.
PATCHY FOG. 
.MON NIGHT...SW WIND 15 KT. SEAS 11 FT. 
.TUE...VARIABLE WIND 15 KT. SEAS 9 FT. 
.WED AND THU...VARIABLE WIND 10 KT. SEAS 7 FT. 
$$

PKZ175-110300-
WESTERN ALEUTIANS ADAK TO KISKA
400 AM AKDT SUN JUL 10 2011

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TODAY...NE WIND 30 KT. SEAS 10 FT. PATCHY FOG. RAIN.
.TONIGHT...N WIND 25 KT. SEAS 10 FT. PATCHY FOG. 
.MON...NW WIND 20 KT BECOMING SW 15 KT IN THE AFTERNOON. SEAS 8 FT.
PATCHY FOG. 
.MON NIGHT...SW WIND 15 KT. SEAS 7 FT. 
.TUE THROUGH THU...VARIABLE WIND 10 KT. SEAS 6 FT. 
$$

PKZ176-110300-
WESTERN ALEUTIANS KISKA TO ATTU
400 AM AKDT SUN JUL 10 2011

...SMALL CRAFT ADVISORY TODAY...

.TODAY...N WIND 25 KT. SEAS 6 FT. PATCHY FOG. 
.TONIGHT...NW WIND 20 KT. SEAS 6 FT. PATCHY FOG. 
.MON...W WIND 20 KT. SEAS 6 FT. PATCHY FOG. 
.MON NIGHT...VARIABLE WIND 15 KT. SEAS 6 FT. 
.TUE...SW WIND 20 KT. SEAS 5 FT. 
.WED AND THU...S WIND 15 KT. SEAS 5 FT. 
$$

PKZ185-110300-
ST MATTHEW ISLAND WATERS
400 AM AKDT SUN JUL 10 2011

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SE WIND 25 KT...EXCEPT N 20 KT WEST OF 176W. SEAS 8 FT.
PATCHY FOG. 
.TONIGHT...SE WIND 25 KT...EXCEPT NW 15 KT WEST OF 176W. SEAS 8 FT.
PATCHY FOG. 
.MON...W WIND 20 KT. SEAS 6 FT. PATCHY FOG. 
.MON NIGHT...SW WIND 35 KT. SEAS 9 FT. 
.TUE...SW WIND 40 KT. SEAS 11 FT. 
.WED AND THU...SW WIND 25 KT. SEAS 8 FT. 
$$

PKZ179-110300-
PRIBILOF ISLANDS NEAR-SHORE WATERS
400 AM AKDT SUN JUL 10 2011

...SMALL CRAFT ADVISORY MONDAY...

.TODAY...S WIND 20 KT BECOMING E TOWARDS LATE AFTERNOON. SEAS 7 FT.
PATCHY FOG. 
.TONIGHT...E WIND 20 KT BECOMING VARIABLE 15 KT AFTER MIDNIGHT. SEAS
5 FT. PATCHY FOG. RAIN.
.MON...NW WIND 20 KT BECOMING W 15 KT IN THE AFTERNOON. SEAS 8 FT.
PATCHY FOG. 
.MON NIGHT...W WIND 25 KT. SEAS 9 FT. 
.TUE...SW WIND 25 KT. SEAS 8 FT. 
.WED...SW WIND 15 KT. SEAS 5 FT. 
.THU...SW WIND 20 KT. SEAS 6 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 Jul 9, 5:00 AM AKDT, 11 hours earlier.

Area forecast discussion, Jul 9, 5:00 AM AKDT, 11 hours before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE ANCHORAGE AK
500 AM AKDT SAT JUL 9 2011

CORRECTED

.MODEL DISCUSSION...

MODELS IN EXCELLENT AGREEMENT THROUGH 60 HOURS...NAM PREFERRED IN
THE SHORT TERM FOR ITS HIGHER RESOLUTION. DISCREPANCIES EXIST IN MID
AND LONG RANGE BUT ARE RELATIVELY MINOR AND LIMITED MAINLY TO
NORTHERN BERING SEA AREA...RELIED HEAVILY ON HPC GUIDANCE BEYOND 84
HOURS.

.ANALYSIS AND SHORT TERM FORECAST...

HIGH PRESSURE WILL PERSIST OVER THE NORTHERN GULF OF ALASKA THROUGH
SUNDAY NIGHT. MARINE STRATUS WILL CONTINUE TO HUG THE GULF
COAST...BUT SHOULD STAY EAST OF THE BARREN ISLANDS. PARTLY SUNNY
SKIES WILL DEVELOP ACROSS INLAND PORTIONS OF SOUTHCENTRAL LATER
TODAY AND LINGER INTO THE COMING WEEK.

A BROAD THERMAL TROUGH OF LOW PRESSURE STRETCHING ACROSS NORTHERN
AND EASTERN INTERIOR ALASKA WILL CONTINUE TO ACT A THE FOCAL POINT
FOR CONVECTIVE ACTIVITY IN THE STATE. SCATTERED SHOWERS POSSIBLE
OVER THE COPPER RIVER BASIN AND NORTHERN SUSITNA VALLEY IN THE
AFTERNOON AND EVENING HOURS BUT THUNDERSTORM DEVELOP SHOULD REMAIN
WELL NORTH OF THE ALASKA RANGE.

A WELL STACKED 993 MB LOW NEAR SAINT MATTHEW ISLAND WILL REMAIN
NEARLY STATIONARY AS IT WEAKENS TO 1000 MB BY SUNDAY AFTERNOON.
ITS ASSOCIATED OCCLUDED FRONT CAN BE SEEN ON SATELLITE EXTENDING
ALONG THE LENGTH OF ALASKAS WEST COAST. THE FRONT MOVES SLOWLY
INLAND TODAY...CARRYING LIGHT RAIN AND LOW TO MID LEVEL CLOUDS WITH
IT. FRONT EVENTUALLY DISSIPATES OVER INTERIOR ALASKA ON MONDAY.
UPPER UPPER LEVEL DISTURBANCES EMBEDDED IN THE FLOW ALOFT WILL
ENHANCE INSTABILITY...TRIGGERING PERIODS OF MODERATE RAINFALL ACROSS
THE ALASKA PENINSULA...KUSKOKWIM DELTA COAST...AND BRISTOL BAY
REGION TODAY TONIGHT AND TOMORROW.

A 999 MB WILL MOVE OUT OF THE NORTH PACIFIC TONIGHT AND TO NEAR ADAK
BY MONDAY MORNING STRENGTHENING TO 994 MB IN THE PROCESS. RAIN AND
EASTERLY GALES MOVING INTO THE CENTRAL AND EASTERN ALEUTIANS LATE
TONIGHT OR EARLY SUNDAY. THIS SYSTEM IS EXPECTED TO WEAKEN RAPIDLY
AS IT ENTERS THE SOUTHERN BERING SEA MONDAY MORNING THEN DISSIPATE
ALONG THE YUKON DELTA COAST ON TUESDAY. WIND SPEEDS WILL BE
DOWNTRENDING BY MONDAY MORNING BUT LIGHT RAIN WILL CONTINUE TO
SPREAD EASTWARD...REACHING THE ALASKA PENINSULA SUNDAY NIGHT THEN
THE BRISTOL BAY AND KUSKOKWIM DELTA COASTS ON MONDAY.

.UPPER LEVELS AND LONG TERM FORECAST...

THE UPPER LEVEL CUT OFF LOW CENTER OVER THE NORTHERN BERING SEA WILL
WEAKEN AND DRIFT NORTHWARD THROUGH THE WEEKEND AND THE COMING WEEK.
WEAK RIDGING BUILDS OUT OF THE NORTH PACIFIC OVER MAINLAND ALASKA
STARTING MONDAY AND HOLDS THROUGH WEDNESDAY. PATTERN IS CONDUCIVE TO
MILD SHOWERY CONDITIONS ACROSS INLAND PORTIONS OF THE STATE AND
MARINE STRATUS AND FOG OVER THE WATER. MAIN STORM TRACK WILL STAY
WELL SOUTH OF ALASKA.

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

ASB JUL 11

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 4:00 AM AKDTGale WarningAFC3 days
Jul 10, 4:00 AM AKDTSmall Craft AdvisoryAFC6 days

Nearby

Small Craft Advisories in Alaska, 2011Every small craft advisory in 2011

Sources

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