Alert archive / Alaska / Gale Warnings in 2016

Gale Warning 280, NWS Anchorage, AK

March 17, 2016

NWS Anchorage, AK issued this gale warning at Mar 17, 2016, 9:44 PM AKDT. It was in force for 17 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 17, 2016, 9:44 PM AKDT (05:44 UTC)
Expired
Mar 18, 2016, 3:00 PM AKDT
In force
17 hr
Issued by
NWS Anchorage, AK

The text

As transmitted.

396 
FZAK52 PAFC 180544
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
944 PM AKDT THU MAR 17 2016

UPDATED ZONE 160

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.

PKZ199-181815-
944 PM AKDT THU MAR 17 2016
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

HIGH PRESSURE HOLDS OVER THE BERING SEA. A 1011 MB LOW 390 NM
SOUTH OF SHEMYA MOVES OVER AMCHITKA ISLAND AS A 1004 MB LOW THEN
SHIFTS TO 150 NM SOUTH OF ADAK WITH NO CHANGE IN PRESSURE FRI
AFTERNOON BEFORE DISSIPATING SAT AFTERNOON.

$$

PKZ150-181815-
SOUTH OF THE AK PENINSULA SITKINAK TO CASTLE CAPE-
944 PM AKDT THU MAR 17 2016

...GALE WARNING THROUGH FRIDAY...

.TONIGHT...NE WIND 40 KT. SEAS 17 FT. RAIN. 
.FRI...NE WIND 35 KT DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS
17 FT. RAIN. 
.FRI NIGHT...NE WIND 25 KT. SEAS 16 FT. 
.SAT...E WIND 20 KT. SEAS 12 FT. 
.SAT NIGHT...NE WIND 20 KT. SEAS 9 FT. 
.SUN...N WIND 25 KT. SEAS 7 FT. 
.MON...NW WIND 20 KT. SEAS 6 FT. 
.TUE...NE WIND 20 KT. SEAS 5 FT.

$$

PKZ155-181815-
SOUTH OF THE AK PENINSULA CASTLE CAPE TO CAPE SARICHEF-
944 PM AKDT THU MAR 17 2016

...GALE WARNING THROUGH FRIDAY...

.TONIGHT...NE WIND 40 KT. SEAS 19 FT. RAIN. 
.FRI...NE WIND 35 KT DIMINISHING TO 25 KT IN THE AFTERNOON. SEAS
19 FT. RAIN. 
.FRI NIGHT...NE WIND 25 KT. SEAS 16 FT. RAIN. 
.SAT...NE WIND 20 KT. SEAS 13 FT. 
.SAT NIGHT...N WIND 20 KT. SEAS 9 FT. 
.SUN...N WIND 25 KT. SEAS 8 FT. 
.MON...NW WIND 20 KT. SEAS 6 FT. 
.TUE...N WIND 25 KT. SEAS 7 FT.

$$

PKZ160-181815-
BRISTOL BAY-
944 PM AKDT THU MAR 17 2016

...GALE WARNING TONIGHT AND FRIDAY...
...HEAVY FREEZING SPRAY WARNING THROUGH FRIDAY NIGHT...

.TONIGHT...NE WIND 35 KT. SEAS 7 FT. HEAVY FREEZING SPRAY. 
.FRI...NE WIND 35 KT. SEAS 7 FT. HEAVY FREEZING SPRAY. 
.FRI NIGHT...NE WIND 30 KT. SEAS 6 FT. HEAVY FREEZING SPRAY. 
.SAT AND SAT NIGHT...NE WIND 25 KT. SEAS 5 FT. 
.SUN...N WIND 20 KT. SEAS 4 FT. 
.MON...NW WIND 15 KT. SEAS 3 FT. 
.TUE...NE WIND 20 KT. SEAS 3 FT.

$$

PKZ165-181815-
PORT HEIDEN TO CAPE SARICHEF-
944 PM AKDT THU MAR 17 2016

...GALE WARNING TONIGHT...

.TONIGHT...NE WIND 35 KT. SEAS 13 FT. 
.FRI...NE WIND 30 KT. SEAS 13 FT. 
.FRI NIGHT...NE WIND 25 KT. SEAS 11 FT. FREEZING SPRAY. 
.SAT...NE WIND 20 KT. SEAS 8 FT. 
.SAT NIGHT...NE WIND 30 KT. SEAS 9 FT. 
.SUN...N WIND 30 KT. SEAS 11 FT. 
.MON...NW WIND 20 KT. SEAS 7 FT. 
.TUE...NE WIND 25 KT. SEAS 7 FT.

$$

PKZ170-181815-
CAPE SARICHEF TO NIKOLSKI BERING SIDE-
944 PM AKDT THU MAR 17 2016

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...NE WIND 30 KT. SEAS 13 FT. RAIN AND SNOW. 
.FRI...NE WIND 30 KT. SEAS 13 FT. RAIN AND SNOW. 
.FRI NIGHT...NE WIND 25 KT. SEAS 11 FT. 
.SAT...NE WIND 25 KT. SEAS 9 FT. 
.SAT NIGHT...NE WIND 30 KT. SEAS 11 FT. 
.SUN THROUGH TUE...N WIND 30 KT. SEAS 11 FT.

$$

PKZ171-181815-
UNALASKA BAY-
944 PM AKDT THU MAR 17 2016

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TONIGHT...N WIND 25 KT. GUSTS TO 35 KT AFTER MIDNIGHT. SEAS
10 FT. RAIN AND SNOW. 
.FRI...NE WIND 25 KT. SEAS 10 FT. RAIN. 
.FRI NIGHT...NE WIND 20 KT. SEAS 7 FT. 
.SAT AND SAT NIGHT...N WIND 20 KT. SEAS 7 FT. 
.SUN...N WIND 25 KT. SEAS 7 FT. 
.MON THROUGH TUE...NW WIND 20 KT. SEAS 7 FT.

$$

PKZ172-181815-
CAPE SARICHEF TO NIKOLSKI PACIFIC SIDE-
944 PM AKDT THU MAR 17 2016

...GALE WARNING TONIGHT...

.TONIGHT...N WIND 35 KT. SEAS 17 FT. RAIN AND SNOW. 
.FRI...N WIND 30 KT. SEAS 18 FT. RAIN. 
.FRI NIGHT...NE WIND 20 KT. SEAS 15 FT. RAIN. 
.SAT...NE WIND 20 KT. SEAS 13 FT. 
.SAT NIGHT...N WIND 25 KT. SEAS 10 FT. 
.SUN...N WIND 30 KT. SEAS 9 FT. 
.MON...NW WIND 25 KT. SEAS 7 FT. 
.TUE...NW WIND 30 KT. SEAS 9 FT.

$$

PKZ173-181815-
NIKOLSKI TO SEGUAM ISLAND BERING SIDE-
944 PM AKDT THU MAR 17 2016

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...N WIND 25 KT. SEAS 9 FT. 
.FRI...N WIND 25 KT. SEAS 10 FT. RAIN AND SNOW. 
.FRI NIGHT...NE WIND 25 KT. SEAS 10 FT. RAIN AND SNOW. 
.SAT...NE WIND 25 KT. SEAS 10 FT. 
.SAT NIGHT...NE WIND 30 KT. SEAS 11 FT. 
.SUN THROUGH TUE...NW WIND 30 KT. SEAS 11 FT.

$$

PKZ174-181815-
NIKOLSKI TO SEGUAM ISLAND PACIFIC SIDE-
944 PM AKDT THU MAR 17 2016

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...N WIND 30 KT. SEAS 16 FT. 
.FRI...N WIND 25 KT. SEAS 16 FT. RAIN AND SNOW. 
.FRI NIGHT...N WIND 15 KT. SEAS 14 FT. RAIN AND SNOW. 
.SAT AND SAT NIGHT...N WIND 25 KT. SEAS 13 FT. 
.SUN THROUGH TUE...NW WIND 30 KT. SEAS 10 FT.

$$

PKZ175-181815-
SEGUAM ISLAND TO ADAK BERING SIDE-
944 PM AKDT THU MAR 17 2016

...SMALL CRAFT ADVISORY TONIGHT AND FRIDAY NIGHT...

.TONIGHT...S WIND 15 KT. SEAS 8 FT. 
.FRI...E WIND 20 KT. SEAS 7 FT. 
.FRI NIGHT...NE WIND 20 KT. SEAS 10 FT. 
.SAT AND SAT NIGHT...N WIND 25 KT. SEAS 11 FT. 
.SUN THROUGH TUE...N WIND 25 KT. SEAS 10 FT.

$$

PKZ176-181815-
SEGUAM ISLAND TO ADAK PACIFIC SIDE-
944 PM AKDT THU MAR 17 2016

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...VARIABLE WIND 10 KT. SEAS 18 FT. 
.FRI...E WIND 20 KT. SEAS 13 FT. 
.FRI NIGHT...E WIND 15 KT BECOMING N AFTER MIDNIGHT. SEAS 11 FT.
SNOW. 
.SAT AND SAT NIGHT...N WIND 30 KT. SEAS 14 FT. 
.SUN THROUGH TUE...N WIND 25 KT. SEAS 9 FT.

$$

PKZ177-181815-
ADAK TO KISKA-
944 PM AKDT THU MAR 17 2016

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...SE WIND 20 KT. SEAS 17 FT SUBSIDING TO 12 FT AFTER
MIDNIGHT. SNOW AND RAIN. 
.FRI...E WIND 30 KT EXCEPT BECOMING W IN THE AFTERNOON PACIFIC
SIDE. SEAS 12 FT. RAIN AND SNOW. 
.FRI NIGHT...N WIND 30 KT. SEAS 9 FT BERING SIDE...16 FT PACIFIC
SIDE. SNOW AND RAIN. 
.SAT...N WIND 25 KT. SEAS 12 FT. 
.SAT NIGHT...N WIND 30 KT. SEAS 10 FT. 
.SUN...N WIND 25 KT. SEAS 9 FT. 
.MON THROUGH TUE...NE WIND 20 KT. SEAS 7 FT.

$$

PKZ178-181815-
KISKA TO ATTU-
944 PM AKDT THU MAR 17 2016

...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...SW WIND 20 KT. SEAS 15 FT. 
.FRI...VARIABLE WIND 10 KT...BECOMING NW WIND 25 KT E OF SHEMYA
IN THE AFTERNOON. SEAS 9 FT. SNOW. 
.FRI NIGHT...NW WIND 30 KT. SEAS 10 FT. 
.SAT...N WIND 25 KT. SEAS 9 FT. 
.SAT NIGHT...N WIND 20 KT. SEAS 8 FT. 
.SUN...NE WIND 20 KT. SEAS 7 FT. 
.MON THROUGH TUE...E WIND 25 KT. SEAS 8 FT.

$$

PKZ179-181815-
PRIBILOF ISLANDS NEAR SHORE WATERS-
944 PM AKDT THU MAR 17 2016

...HEAVY FREEZING SPRAY WARNING FRIDAY NIGHT...
...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...NE WIND 25 KT. SEAS 11 FT. 
.FRI...NE WIND 30 KT. SEAS 12 FT. FREEZING SPRAY. 
.FRI NIGHT...NE WIND 30 KT. SEAS 11 FT. HEAVY FREEZING SPRAY. 
.SAT AND SAT NIGHT...NE WIND 30 KT. SEAS 11 FT. 
.SUN THROUGH TUE...N WIND 25 KT. SEAS 10 FT.

$$

PKZ180-181815-
KUSKOKWIM DELTA AND ETOLIN STRAIT-
944 PM AKDT THU MAR 17 2016

...HEAVY FREEZING SPRAY WARNING THROUGH FRIDAY NIGHT...
...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY
FREEZING SPRAY. 
.FRI...NE WIND 30 KT. SEAS IN ICE FREE WATERS 8 FT. HEAVY
FREEZING SPRAY. 
.FRI NIGHT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY
FREEZING SPRAY. 
.SAT AND SAT NIGHT...N WIND 30 KT. SEAS IN ICE FREE WATERS 6 FT. 
.SUN...N WIND 30 KT. SEAS IN ICE FREE WATERS 6 FT. 
.MON THROUGH TUE...NE WIND 20 KT. SEAS IN ICE FREE WATERS 5 FT.

$$

PKZ181-181815-
NORTH AND WEST OF NUNIVAK ISLAND-
944 PM AKDT THU MAR 17 2016

...BRISK WIND ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...NE WIND 30 KT. 
.FRI...NE WIND 25 KT. 
.FRI NIGHT...N WIND 30 KT. 
.SAT...N WIND 25 KT. 
.SAT NIGHT...N WIND 30 KT. 
.SUN THROUGH MON...N WIND 25 KT. 
.TUE...N WIND 20 KT.

$$

PKZ185-181815-
SAINT MATTHEW ISLAND WATERS-
944 PM AKDT THU MAR 17 2016

...HEAVY FREEZING SPRAY WARNING THROUGH FRIDAY NIGHT...
...SMALL CRAFT ADVISORY THROUGH FRIDAY NIGHT...

.TONIGHT...E WIND 30 KT. SEAS IN ICE FREE WATERS 12 FT. HEAVY
FREEZING SPRAY. 
.FRI...NE WIND 30 KT. SEAS IN ICE FREE WATERS 11 FT. HEAVY
FREEZING SPRAY. 
.FRI NIGHT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 9 FT. HEAVY
FREEZING SPRAY. 
.SAT AND SAT NIGHT...N WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. 
.SUN...N WIND 25 KT. SEAS IN ICE FREE WATERS 4 FT. 
.MON THROUGH TUE...N WIND 30 KT. SEAS IN ICE FREE WATERS 6 FT.

$$
2 follow-up statements
801 
FZAK52 PAFC 181153
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
353 AM AKDT FRI MAR 18 2016

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.

PKZ199-190115-
353 AM AKDT FRI MAR 18 2016
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 1006 MB LOW 60 NM SOUTH OF KISKA THIS MORNING MOVES 100 NM
SOUTHWEST OF ADAK AT 1006 MB SAT MORNING BEFORE DISSIPATING BY
SAT AFTERNOON. THE BERING SEA AND THE CHAIN WILL REMAIN UNDER
NORTHERLY FLOW THROUGH SUN.

$$

PKZ150-190115-
SOUTH OF THE AK PENINSULA SITKINAK TO CASTLE CAPE-
353 AM AKDT FRI MAR 18 2016

...GALE WARNING TODAY...

.TODAY...NE WIND 35 KT. SEAS 17 FT. RAIN.
.TONIGHT...NE WIND 30 KT. SEAS 16 FT. RAIN.
.SAT...NE WIND 20 KT. SEAS 11 FT.
.SAT NIGHT...NE WIND 20 KT. SEAS 8 FT.
.SUN...N WIND 25 KT. SEAS 8 FT.
.MON...NW WIND 20 KT. SEAS 6 FT.
.TUE...NE WIND 20 KT. SEAS 12 FT.

$$

PKZ155-190115-
SOUTH OF THE AK PENINSULA CASTLE CAPE TO CAPE SARICHEF-
353 AM AKDT FRI MAR 18 2016

...GALE WARNING TODAY...

.TODAY...NE WIND 40 KT DIMINISHING TO 30 KT IN THE AFTERNOON. SEAS
19 FT. RAIN.
.TONIGHT...NE WIND 30 KT. SEAS 17 FT. RAIN.
.SAT...NE WIND 25 KT EXCEPT NE 20 KT FROM THE SHUMAGIN ISLANDS E.
SEAS 13 FT.
.SAT NIGHT...N WIND 20 KT. SEAS 9 FT.
.SUN...N WIND 25 KT. SEAS 9 FT.
.MON...NW WIND 20 KT. SEAS 6 FT.
.TUE...N WIND 25 KT. SEAS 9 FT.

$$

PKZ160-190115-
BRISTOL BAY-
353 AM AKDT FRI MAR 18 2016

...GALE WARNING TODAY...
...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY...

.TODAY...NE WIND 35 KT. SEAS 8 FT. HEAVY FREEZING SPRAY IN THE
MORNING.
.TONIGHT...NE WIND 30 KT. SEAS 7 FT. HEAVY FREEZING SPRAY.
.SAT...NE WIND 30 KT. SEAS 7 FT. HEAVY FREEZING SPRAY.
.SAT NIGHT...NE WIND 25 KT. SEAS 5 FT.
.SUN...N WIND 20 KT. SEAS 4 FT.
.MON...NW WIND 10 KT. SEAS 3 FT.
.TUE...NE WIND 20 KT. SEAS 4 FT.

$$

PKZ165-190115-
PORT HEIDEN TO CAPE SARICHEF-
353 AM AKDT FRI MAR 18 2016

...GALE WARNING TODAY...

.TODAY...NE WIND 35 KT. SEAS 13 FT.
.TONIGHT...NE WIND 30 KT. SEAS 11 FT. FREEZING SPRAY.
.SAT...NE WIND 25 KT. SEAS 9 FT. FREEZING SPRAY.
.SAT NIGHT...NE WIND 25 KT. SEAS 9 FT.
.SUN...N WIND 30 KT. SEAS 10 FT.
.MON...NW WIND 20 KT. SEAS 6 FT.
.TUE...NE WIND 25 KT. SEAS 7 FT.

$$

PKZ170-190115-
CAPE SARICHEF TO NIKOLSKI BERING SIDE-
353 AM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...NE WIND 30 KT. SEAS 14 FT. RAIN AND SNOW.
.TONIGHT...NE WIND 30 KT. SEAS 12 FT.
.SAT...NE WIND 25 KT. SEAS 10 FT.
.SAT NIGHT...NE WIND 30 KT. SEAS 10 FT.
.SUN...N WIND 30 KT. SEAS 10 FT.
.MON...NW WIND 25 KT. SEAS 8 FT.
.TUE...N WIND 30 KT. SEAS 9 FT.

$$

PKZ171-190115-
UNALASKA BAY-
353 AM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY TODAY AND SATURDAY...

.TODAY...NE WIND 25 KT. SEAS 10 FT. RAIN.
.TONIGHT...NE WIND 20 KT. SEAS 7 FT.
.SAT...NE WIND 25 KT. SEAS 7 FT.
.SAT NIGHT...N WIND 20 KT. SEAS 7 FT.
.SUN THROUGH TUE...NW WIND 20 KT. SEAS 7 FT.

$$

PKZ172-190115-
CAPE SARICHEF TO NIKOLSKI PACIFIC SIDE-
353 AM AKDT FRI MAR 18 2016

...GALE WARNING TODAY...

.TODAY...N WIND 35 KT. SEAS 19 FT. RAIN.
.TONIGHT...NE WIND 25 KT. SEAS 16 FT. RAIN.
.SAT...NE WIND 25 KT. SEAS 14 FT.
.SAT NIGHT...N WIND 25 KT. SEAS 11 FT.
.SUN...N WIND 25 KT. SEAS 10 FT.
.MON...NW WIND 25 KT. SEAS 6 FT.
.TUE...NW WIND 30 KT. SEAS 7 FT.

$$

PKZ173-190115-
NIKOLSKI TO SEGUAM ISLAND BERING SIDE-
353 AM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...N WIND 25 KT. SEAS 11 FT. SNOW AND RAIN.
.TONIGHT...NE WIND 25 KT. SEAS 11 FT. RAIN AND SNOW.
.SAT...NE WIND 25 KT. SEAS 10 FT. SNOW AND RAIN.
.SAT NIGHT...NE WIND 25 KT. SEAS 10 FT.
.SUN...N WIND 25 KT. SEAS 10 FT.
.MON THROUGH TUE...NW WIND 30 KT. SEAS 10 FT.

$$

PKZ174-190115-
NIKOLSKI TO SEGUAM ISLAND PACIFIC SIDE-
353 AM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...N WIND 30 KT DIMINISHING TO 20 KT IN THE AFTERNOON. SEAS
17 FT. RAIN AND SNOW.
.TONIGHT...N WIND 15 KT. SEAS 14 FT. RAIN AND SNOW.
.SAT...NE WIND 25 KT. SEAS 14 FT. RAIN AND SNOW.
.SAT NIGHT...N WIND 25 KT. SEAS 14 FT.
.SUN THROUGH MON...N WIND 25 KT. SEAS 10 FT.
.TUE...NW WIND 30 KT. SEAS 9 FT.

$$

PKZ175-190115-
SEGUAM ISLAND TO ADAK BERING SIDE-
353 AM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...NE WIND 20 KT. SEAS 8 FT.
.TONIGHT...NE WIND 20 KT. SEAS 11 FT. SNOW.
.SAT...N WIND 25 KT. SEAS 11 FT. SNOW.
.SAT NIGHT...N WIND 25 KT. SEAS 11 FT.
.SUN THROUGH TUE...N WIND 25 KT. SEAS 10 FT.

$$

PKZ176-190115-
SEGUAM ISLAND TO ADAK PACIFIC SIDE-
353 AM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...NE WIND 20 KT. SEAS 13 FT.
.TONIGHT...NE WIND 15 KT. SEAS 12 FT. SNOW.
.SAT...N WIND 25 KT. SEAS 15 FT. SNOW.
.SAT NIGHT...N WIND 30 KT. SEAS 15 FT.
.SUN...N WIND 25 KT. SEAS 11 FT.
.MON THROUGH TUE...N WIND 25 KT. SEAS 7 FT.

$$

PKZ177-190115-
ADAK TO KISKA-
353 AM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...E WIND 25 KT. SEAS 11 FT. SNOW WITH RAIN.
.TONIGHT...NE WIND 30 KT. SEAS 13 FT. SNOW.
.SAT...N WIND 25 KT. SEAS 11 FT. SNOW.
.SAT NIGHT...N WIND 25 KT. SEAS 10 FT.
.SUN...N WIND 25 KT. SEAS 10 FT.
.MON THROUGH TUE...NE WIND 20 KT. SEAS 7 FT.

$$

PKZ178-190115-
KISKA TO ATTU-
353 AM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...NW WIND 25 KT EXCEPT SW TO 15 KT NEAR SHEMYA IN THE
MORNING. SEAS 11 FT.
.TONIGHT...NW WIND 30 KT. SEAS 9 FT.
.SAT...NW WIND 25 KT. SEAS 9 FT.
.SAT NIGHT...N WIND 25 KT. SEAS 8 FT.
.SUN...NE WIND 20 KT. SEAS 8 FT.
.MON...E WIND 25 KT. SEAS 6 FT.
.TUE...E WIND 25 KT. SEAS 12 FT.

$$

PKZ179-190115-
PRIBILOF ISLANDS NEAR SHORE WATERS-
353 AM AKDT FRI MAR 18 2016

...HEAVY FREEZING SPRAY WARNING SATURDAY...
...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...NE WIND 30 KT. SEAS 13 FT.
.TONIGHT...NE WIND 30 KT. SEAS 12 FT. FREEZING SPRAY.
.SAT...NE WIND 30 KT. SEAS 11 FT. HEAVY FREEZING SPRAY.
.SAT NIGHT...NE WIND 30 KT. SEAS 11 FT.
.SUN THROUGH TUE...N WIND 25 KT. SEAS 9 FT.

$$

PKZ180-190115-
KUSKOKWIM DELTA AND ETOLIN STRAIT-
353 AM AKDT FRI MAR 18 2016

...GALE WARNING TODAY...
...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY...

.TODAY...NE WIND 35 KT. SEAS IN ICE FREE WATERS 8 FT. HEAVY
FREEZING SPRAY.
.TONIGHT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 8 FT. HEAVY
FREEZING SPRAY.
.SAT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING
SPRAY.
.SAT NIGHT...N WIND 30 KT. SEAS IN ICE FREE WATERS 7 FT.
.SUN...N WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT.
.MON THROUGH TUE...NE WIND 20 KT. SEAS IN ICE FREE WATERS 4 FT.

$$

PKZ181-190115-
NORTH AND WEST OF NUNIVAK ISLAND-
353 AM AKDT FRI MAR 18 2016

...BRISK WIND ADVISORY THROUGH SATURDAY...

.TODAY...NE WIND 30 KT WITH GUSTS TO 40 KT. 
.TONIGHT...NE WIND 30 KT.
.SAT...NE WIND 30 KT.
.SAT NIGHT...N WIND 30 KT.
.SUN THROUGH MON...N WIND 25 KT.
.TUE...N WIND 20 KT.

$$

PKZ185-190115-
SAINT MATTHEW ISLAND WATERS-
353 AM AKDT FRI MAR 18 2016

...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY...
...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...NE WIND 30 KT. SEAS IN ICE FREE WATERS 11 FT. HEAVY
FREEZING SPRAY.
.TONIGHT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 10 FT. HEAVY
FREEZING SPRAY.
.SAT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 8 FT. HEAVY FREEZING
SPRAY.
.SAT NIGHT...N WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT.
.SUN...N WIND 25 KT. SEAS IN ICE FREE WATERS 5 FT.
.MON THROUGH TUE...N WIND 30 KT. SEAS IN ICE FREE WATERS 6 FT.

$$
008 
FZAK52 PAFC 182300
CWFALU

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE ALASKA
300 PM AKDT FRI MAR 18 2016

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.

PKZ199-191215-
300 PM AKDT FRI MAR 18 2016
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 1003 MB LOW 75 NM SOUTHWEST OF AMCHITKA MOVES TO 100 NM SOUTH OF
ADAK AT 1005 MB LATE TONIGHT...THEN BECOMES A TROUGH OF LOW
PRESSURE. ELSEWHERE...NORTHERLY FLOW WILL PERSIST THROUGH SUN
AFTERNOON.

$$

PKZ150-191215-
SOUTH OF THE AK PENINSULA SITKINAK TO CASTLE CAPE-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 30 KT DIMINISHING TO 20 KT AFTER MIDNIGHT.
SEAS 16 FT SUBSIDING TO 11 FT. RAIN.
.SAT...NE WIND 20 KT. SEAS 11 FT. SNOW. FREEZING SPRAY.
.SAT NIGHT...N WIND 25 KT. SEAS 8 FT. SNOW. FREEZING SPRAY.
.SUN AND SUN NIGHT...N WIND 25 KT. SEAS 7 FT.
.MON...NW WIND 20 KT. SEAS 6 FT.
.TUE...NE WIND 20 KT. SEAS 12 FT.
.WED...NW WIND 25 KT. SEAS 13 FT.

$$

PKZ155-191215-
SOUTH OF THE AK PENINSULA CASTLE CAPE TO CAPE SARICHEF-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 30 KT. SEAS 17 FT. RAIN.
.SAT...NE WIND 25 KT. SEAS 13 FT. RAIN AND SNOW.
.SAT NIGHT...N WIND 25 KT. SEAS 10 FT. FREEZING SPRAY.
.SUN AND SUN NIGHT...NW WIND 25 KT. SEAS 8 FT.
.MON...NW WIND 20 KT. SEAS 6 FT.
.TUE...N WIND 25 KT. SEAS 9 FT.
.WED...NW WIND 25 KT. SEAS 10 FT.

$$

PKZ160-191215-
BRISTOL BAY-
300 PM AKDT FRI MAR 18 2016

...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT...
...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 30 KT. SEAS 7 FT. HEAVY FREEZING SPRAY.
.SAT...NE WIND 30 KT. SEAS 7 FT. HEAVY FREEZING SPRAY.
.SAT NIGHT...N WIND 25 KT. SEAS 5 FT. HEAVY FREEZING SPRAY.
.SUN...N WIND 20 KT. SEAS 4 FT.
.SUN NIGHT...NW WIND 15 KT. SEAS 3 FT.
.MON...NW WIND 10 KT. SEAS 4 FT.
.TUE...NE WIND 20 KT. SEAS 4 FT.
.WED...N WIND 25 KT. SEAS 6 FT.

$$

PKZ165-191215-
PORT HEIDEN TO CAPE SARICHEF-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 30 KT. SEAS 11 FT. FREEZING SPRAY.
.SAT...NE WIND 25 KT. SEAS 9 FT. FREEZING SPRAY.
.SAT NIGHT...N WIND 30 KT. SEAS 10 FT. FREEZING SPRAY.
.SUN...N WIND 25 KT. SEAS 10 FT.
.SUN NIGHT...NW WIND 20 KT. SEAS 8 FT.
.MON...NW WIND 20 KT. SEAS 7 FT.
.TUE...NE WIND 25 KT. SEAS 7 FT.
.WED...NW WIND 25 KT. SEAS 7 FT.

$$

PKZ170-191215-
CAPE SARICHEF TO NIKOLSKI BERING SIDE-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 25 KT. SEAS 11 FT.
.SAT...NE WIND 25 KT. SEAS 10 FT.
.SAT NIGHT...NE WIND 30 KT. SEAS 10 FT. FREEZING SPRAY.
.SUN AND SUN NIGHT...N WIND 25 KT. SEAS 10 FT.
.MON...NW WIND 25 KT. SEAS 8 FT.
.TUE...N WIND 30 KT. SEAS 9 FT.
.WED...NW WIND 25 KT. SEAS 7 FT.

$$

PKZ171-191215-
UNALASKA BAY-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY SATURDAY NIGHT...

.TONIGHT...NE WIND 20 KT. SEAS 5 FT.
.SAT...NE WIND 20 KT. SEAS 7 FT.
.SAT NIGHT...N WIND 25 KT. GUSTS TO 35 KT. SEAS 7 FT.
.SUN AND SUN NIGHT...NW WIND 20 KT. SEAS 7 FT.
.MON THROUGH WED...NW WIND 20 KT. SEAS 6 FT.

$$

PKZ172-191215-
CAPE SARICHEF TO NIKOLSKI PACIFIC SIDE-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 25 KT DIMINISHING TO 15 KT AFTER MIDNIGHT.
SEAS 16 FT. RAIN.
.SAT...NE WIND 20 KT. SEAS 13 FT.
.SAT NIGHT...NE WIND 25 KT. SEAS 11 FT.
.SUN AND SUN NIGHT...NW WIND 25 KT. SEAS 9 FT.
.MON...NW WIND 25 KT. SEAS 6 FT.
.TUE...NW WIND 30 KT. SEAS 7 FT.
.WED...NW WIND 25 KT. SEAS 7 FT.

$$

PKZ173-191215-
NIKOLSKI TO SEGUAM ISLAND BERING SIDE-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 20 KT. SEAS 10 FT. RAIN AND SNOW.
.SAT...NE WIND 25 KT. SEAS 10 FT. RAIN.
.SAT NIGHT...NE WIND 25 KT. SEAS 10 FT.
.SUN AND SUN NIGHT...N WIND 25 KT. SEAS 10 FT.
.MON THROUGH TUE...NW WIND 30 KT. SEAS 10 FT.
.WED...N WIND 20 KT. SEAS 8 FT.

$$

PKZ174-191215-
NIKOLSKI TO SEGUAM ISLAND PACIFIC SIDE-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...N WIND 15 KT. SEAS 13 FT. RAIN AND SNOW.
.SAT...N WIND 20 KT. SEAS 12 FT. RAIN AND SNOW.
.SAT NIGHT...NE WIND 25 KT. SEAS 12 FT.
.SUN AND SUN NIGHT...N WIND 25 KT. SEAS 10 FT.
.MON...N WIND 25 KT. SEAS 9 FT.
.TUE...NW WIND 30 KT. SEAS 9 FT.
.WED...NW WIND 20 KT. SEAS 7 FT.

$$

PKZ175-191215-
SEGUAM ISLAND TO ADAK BERING SIDE-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 20 KT. SEAS 9 FT. SNOW AND RAIN.
.SAT...NE WIND 25 KT. SEAS 10 FT. SNOW AND RAIN.
.SAT NIGHT...NE WIND 25 KT. SEAS 10 FT.
.SUN...NE WIND 25 KT. SEAS 10 FT.
.SUN NIGHT...N WIND 20 KT. SEAS 9 FT.
.MON THROUGH TUE...N WIND 25 KT. SEAS 9 FT.
.WED...N WIND 20 KT. SEAS 6 FT.

$$

PKZ176-191215-
SEGUAM ISLAND TO ADAK PACIFIC SIDE-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW WIND 15 KT. SEAS 12 FT.
.SAT...N WIND 25 KT. SEAS 12 FT. SNOW AND RAIN.
.SAT NIGHT...N WIND 30 KT. SEAS 11 FT. RAIN.
.SUN...NE WIND 25 KT. SEAS 10 FT.
.SUN NIGHT...N WIND 20 KT. SEAS 9 FT.
.MON THROUGH TUE...N WIND 25 KT. SEAS 7 FT.
.WED...N WIND 15 KT. SEAS 9 FT.

$$

PKZ177-191215-
ADAK TO KISKA-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 25 KT. SEAS 11 FT. SNOW AND RAIN.
.SAT...N WIND 25 KT. SEAS 10 FT. SNOW.
.SAT NIGHT...N WIND 25 KT. SEAS 10 FT.
.SUN...NE WIND 25 KT. SEAS 9 FT.
.SUN NIGHT...NE WIND 20 KT. SEAS 8 FT.
.MON THROUGH TUE...NE WIND 20 KT. SEAS 7 FT.
.WED...NE WIND 20 KT. SEAS 11 FT.

$$

PKZ178-191215-
KISKA TO ATTU-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NW WIND 30 KT. SEAS 9 FT.
.SAT...N WIND 25 KT. SEAS 8 FT.
.SAT NIGHT...N WIND 25 KT. SEAS 8 FT.
.SUN...NE WIND 20 KT. SEAS 8 FT.
.SUN NIGHT...NE WIND 15 KT. SEAS 7 FT.
.MON...E WIND 25 KT. SEAS 6 FT.
.TUE THROUGH WED...NE WIND 25 KT. SEAS 13 FT.

$$

PKZ179-191215-
PRIBILOF ISLANDS NEAR SHORE WATERS-
300 PM AKDT FRI MAR 18 2016

...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 30 KT. SEAS 12 FT. FREEZING SPRAY.
.SAT...NE WIND 30 KT. SEAS 11 FT. FREEZING SPRAY.
.SAT NIGHT...NE WIND 30 KT. SEAS 11 FT. FREEZING SPRAY.
.SUN AND SUN NIGHT...N WIND 25 KT. SEAS 8 FT.
.MON THROUGH WED...N WIND 25 KT. SEAS 7 FT.

$$

PKZ180-191215-
KUSKOKWIM DELTA AND ETOLIN STRAIT-
300 PM AKDT FRI MAR 18 2016

...GALE WARNING SATURDAY NIGHT...
...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY
FREEZING SPRAY.
.SAT...N WIND 30 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY FREEZING
SPRAY.
.SAT NIGHT...N WIND 35 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY
FREEZING SPRAY.
.SUN AND SUN NIGHT...N WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT.
.MON THROUGH TUE...NE WIND 20 KT. SEAS IN ICE FREE WATERS 5 FT.
.WED...N WIND 25 KT. SEAS IN ICE FREE WATERS 6 FT.

$$

PKZ181-191215-
NORTH AND WEST OF NUNIVAK ISLAND-
300 PM AKDT FRI MAR 18 2016

...BRISK WIND ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 30 KT.
.SAT...NE WIND 30 KT.
.SAT NIGHT...N WIND 30 KT.
.SUN AND SUN NIGHT...N WIND 25 KT.
.MON...N WIND 25 KT.
.TUE...N WIND 20 KT.
.WED...N WIND 25 KT.

$$

PKZ185-191215-
SAINT MATTHEW ISLAND WATERS-
300 PM AKDT FRI MAR 18 2016

...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY NIGHT...
...SMALL CRAFT ADVISORY THROUGH SATURDAY NIGHT...

.TONIGHT...NE WIND 30 KT. SEAS IN ICE FREE WATERS 10 FT. HEAVY
FREEZING SPRAY.
.SAT...NE WIND 25 KT. SEAS IN ICE FREE WATERS 9 FT. HEAVY FREEZING
SPRAY.
.SAT NIGHT...NE WIND 25 KT. SEAS IN ICE FREE WATERS 7 FT. HEAVY
FREEZING SPRAY.
.SUN AND SUN NIGHT...N WIND 25 KT. SEAS IN ICE FREE WATERS 5 FT.
.MON THROUGH WED...N WIND 30 KT. SEAS IN ICE FREE WATERS 6 FT.

$$

What forecasters said that day

The local office's own words before this gale warning 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 gale warning went out at Mar 17, 3:16 PM AKDT, 6 hours 28 minutes earlier.

Area forecast discussion, Mar 17, 3:16 PM AKDT, 6 hours 28 minutes before
SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ANCHORAGE AK
316 PM AKDT THU MAR 17 2016

.ANALYSIS AND UPPER LEVELS...
THE MAIN FEATURES DRIVING ALASKA WEATHER ARE AN UPPER LEVEL LOW
IN THE NORTHERN PACIFIC ACCOMPANIED BY A NEGATIVELY TILTED UPPER
LEVEL RIDGE EXTENDING ACROSS THE SOUTHERN BORDER OF THE FORECAST
AREA INTO THE BERING SEA. A STRONG UPPER LEVEL TROUGH ALSO EXTENDS
FROM THE NORTHERN ARCTIC OVER THE WESTERN MAINLAND. AT THE SURFACE
A SERIES OF TROUGHS ARE PUSHING NORTHWARD TOWARDS THE SOUTHCENTRAL
REGION...WEAKENING AS THEY DO SO. HOWEVER THE ORIENTATION OF THE
UPPER LEVEL TROUGH OVER THE MAINLAND COMBINED WITH THE RIDGING IS
BRINGING STRONG SOUTH TO SOUTHWESTERLY FLOW OVER THE SOUTHCENTRAL
REGION...ENSURING ADEQUATE MOISTURE TO GENERATE SHOWERS UNDER THE
INSTABILITY OF THE UPPER LEVEL TROUGH. THE INCREASING MOISTURE IN
THE SOUTHCENTRAL REGION CAN BE SEEN ON MIDDLETON ISLAND RADAR AS
IT APPROACHES THE MAINLAND. THIS IS EXPECTED TO INCREASE THE
CLOUDS AND BRING MOSTLY SNOW TO THE ENTIRE AREA AS AN ACCOMPANYING
SURFACE TROUGH TRANSITS FROM THE EAST. OUT WEST THE NORTHEASTERLY
FLOW IS GENERATING CLEAR SKIES AND OFFSHORE WINDS FOR MANY
LOCATIONS...WITH A LINGERING SURFACE TROUGH CAUSING SOME SHOWERY
ACTIVITY FOR THE CENTRAL AND WESTERN ALEUTIANS.

&&

.MODEL DISCUSSION...
MODELS THIS MORNING ARE DOING AN INTERESTING REPEAT OF TUESDAY
NIGHT'S/WEDNESDAY'S WEATHER OVER SOUTHCENTRAL. THE SYNOPTIC
SITUATION SEEMS VERY SIMILAR AND THE MODELS SEEM TO BE IN
AGREEMENT THAT SOMETHING IS GOING TO HAPPEN OVER
SOUTHCENTRAL...COPPER RIVER BASIN...AND PRINCE WILLIAM SOUND.
HOWEVER THE AMOUNT OF WARM AIR ASSOCIATED WITH THIS SYSTEM SEEMS
TO BE WIDELY VARIABLE...WITH GFS INDICATING A TEMPERATURE PROFILE
THAT WOULD LEND ITSELF TO RAIN AND EC/NAM SHOWING MORE OF A SNOW
SITUATION. GIVEN THE FACT THAT THE GFS SEEMS TO BE THE
OUTLIER...AND IS CURRENTLY UNDERESTIMATING THE AMOUNT OF COLD AIR
IN PLACE...THE NAM SOLUTION WAS CHOSEN FOR THE SHORT TERM. IN THE
WEST NAM WAS CHOSEN FOR BLENDING PURPOSES BUT MODEL DIFFERENCES
ARE LESS IMPACTFUL WITH LITTLE WEATHER OCCURRING OUT THAT WAY.

&&

.SHORT TERM FORECAST SOUTHCENTRAL ALASKA (DAYS 1 AND 2)...
THE BROAD SOUTHWEST FLOW OVER THE SOUTHERN MAINLAND IS WEAKENING
AND THE LOWER LEVEL FLOW WILL BE COMING AROUND TO THE EAST AND
SOUTHEAST OVERNIGHT TONIGHT IN RESPONSE TO THE FRONT MOVING INTO
THE GULF OF ALASKA. THE UPPER LEVEL TROUGH OVER SOUTHWEST ALASKA
WILL CONTINUE TO LIFT TO THE NORTH AND EAST. MUCH OF THE SNOW
SHOWER ACTIVITY IS DIMINISHING TODAY ACROSS PRINCE WILLIAM SOUND.

A WARM FRONT IS APPROACHING THE GULF COAST TODAY ALTHOUGH MINIMAL
WARM ADVECTION IS EXPECTED TO MAKE IT INLAND AS THE SYSTEM
OCCLUDES TODAY. THE STRONG OCCLUSION WILL PUSH TO THE SOUTHERN
GULF OF ALASKA TONIGHT RESULTING IN GALE FORCE WINDS IN THE GULF
OF ALASKA TO SOUTH OF KODIAK ISLAND. THIS OCCLUSION WILL WEAKEN AS
IT APPROACHES THE COAST.

MOISTURE ASSOCIATED WITH THE GULF FRONT WILL BE ENTRAINED INTO
THE STRENGTHENING SOUTHWESTERLY FLOW ACROSS THE SOUTH CENTRAL
REGION AND ANCHORAGE BOWL AND MATSU VALLEYS. THIS DEVELOPING
PATTERN HAS POTENTIAL FOR ANOTHER ROUND OF FAIRLY WIDESPREAD SNOW
FOR THE SOUTHERN MAINLAND LATE FRI NIGHT AND INTO SAT.

.SHORT TERM FORECAST SOUTHWEST ALASKA (DAYS 1 AND 2)...
DRY CONDITIONS WILL CONTINUE FOR THE MAINLAND THE NEXT COUPLE DAYS
AS HIGH PRESSURE REMAINS IN CONTROL OF THE SURFACE. CLEAR SKY WILL
ALLOW FOR TEMPERATURES TO DROP BELOW AVERAGE OVERNIGHT...HOWEVER
SOME MIDDLE AND HIGH LEVEL CLOUDS WILL START TO STREAM IN OVER THE
ALASKA PENINSULA. GUSTY NORTHERLY WINDS WILL CONTINUE FRIDAY AND
INTO SATURDAY. LATE SATURDAY A SURGE OF WARMER AIR ALOFT WILL
RETURN SNOW TO THE MAINLAND...MAINLY ALONG THE ALASKA/ALEUTIAN
RANGE THEN SPREADING WESTWARD OVERNIGHT INTO SUNDAY. TEMPERATURES
WILL CONTINUE TO BE SLIGHTLY BELOW NORMAL FOR THIS TIME OF YEAR.

&&

.SHORT TERM FORECAST BERING SEA/ALEUTIANS (DAYS 1 AND 2)...
A FRONT WILL APPROACH THE ALASKA PENINSULA AND THE EASTERN
ALEUTIANS TONIGHT. THE FRONT WILL FIRST BRING SNOW TO THE AKPEN
THEN IT WILL CHANGE TO RAIN OVERNIGHT. TOWARD MORNING THE SAME
TRANSITION IS IN STORE FOR UNALASKA. THAT FRONT WILL SLOWLY
DISSIPATE TOMORROW LEAVING THOSE AREAS UNDER NORTHEASTERLY FLOW.
A COMPACT LOW PRESSURE SYSTEM WILL APPROACH THE WESTERN/CENTRAL
ALEUTIANS EARLY FRIDAY MORNING WHICH WILL BRING SNOW AND WIND TO
MAINLY THE RAT ISLANDS. ON SATURDAY THE FRONT AND LOW WILL COMBINE
OVER THE CENTRAL CHAIN AND BRING MORE LIGHT SNOW TO THE AREA.
OTHERWISE BROAD NORTHEASTERLY FLOW WILL REMAIN OVER THE BERING
SEA.

&&

.LONG TERM FORECAST (DAYS 3 THROUGH 7)...
THE LONG TERM FORECAST STARTS OUT SATURDAY NIGHT WHICH IS DURING
THE PEAK PERIOD FOR PRECIPITATION ACROSS THE NORTHERN GULF AND
SOUTHCENTRAL. AT THIS TIME...THE UPPER LOW OVER CENTRAL ALASKA
WILL CONTINUE TO DIG TOWARD THE SOUTHWEST COAST THROUGH SUNDAY
BRINGING ABUNDANT MOISTURE ALONG SOUTHWESTERLY FLOW FROM THE KENAI
TO THE SOUTHERN MAINLAND. AT THE SURFACE...A WEAK TROUGH WILL BE
NEARLY STATIONARY ALONG THE KENAI TO THE NORTHERN SUSITNA VALLEY.
WIDESPREAD PRECIPITATION IS EXPECTED ACROSS MUCH OF THE SOUTHERN
MAINLAND AS SHORTWAVES FROM THE NORTH PACIFIC LOW. THE HEAVIEST
PRECIPITATION ACTIVITY WILL OCCUR ALONG EASTERN FACING SLOPES OF
SOUTHCENTRAL. THE BIGGEST CHALLENGE FOR THIS WEEKEND IS PRECIPITATION
TYPE AS A WARMER AIR MASS ADVECTS FROM THE GULF INTO THE MAINLAND.

FOR MONDAY THROUGH MID WEEK A WET PATTERN CONTINUES ACROSS THE
SOUTHERN MAINLAND. THE UPPER LOW OVER THE SOUTHWEST BECOMES THE
MAIN FOCUS AS IT TRACKS INTO THE EASTERN BERING AND PINWHEELS
STRONGER SHORTWAVES AROUND ITS CENTER INTO TUESDAY. PRECIPITATION
ACROSS THE SOUTHWEST WILL BE SNOW...WITH MIXED TYPES ACROSS
SOUTHCENTRAL. A BRIEF BREAK IN PRECIPITATION WILL COME MID WEEK
AS THE NEXT NORTH PACIFIC LOW REORGANIZES IN NORTH PACIFIC.

&&

.AFC WATCHES/WARNINGS/ADVISORIES...
PUBLIC...NONE.
MARINE...GALE WARNING 130 131 132 136 137 138 150 155 165 172.
 HEAVY FRZ SPRAY 160 179 180 185.

&&

SYNOPSIS AND MODEL DISCUSSION...LF
SOUTHCENTRAL ALASKA...SA
SOUTHWEST ALASKA/BERING SEA/ALEUTIANS...ML
LONG TERM...KH

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 3:41 AM AKDTGale WarningAFC11 hr
Mar 18, 3:53 AM AKDTGale WarningAFC48 hr
Mar 18, 3:57 AM AKDTSmall Craft AdvisoryAFC24 hr
Mar 18, 12:39 PM AKDTWinter Weather AdvisoryAFC40 hr
Mar 18, 3:00 PM AKDTSmall Craft AdvisoryAFC61 hr
Mar 18, 3:17 PM AKDTGale WarningAFC13 hr
Mar 18, 3:17 PM AKDTSmall Craft AdvisoryAFC13 hr

Nearby

Gale Warnings in Alaska, 2016Every gale warning in 2016

Sources

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