Alert archive / Alaska / Small Craft Advisories in 2020

Small Craft Advisory 968, NWS Anchorage, AK

December 15, 2020

NWS Anchorage, AK issued this small craft advisory at Dec 15, 2020, 3:04 AM AKST. It was in force for 4 days.

The area

The counties it named.

The facts

Issued
Dec 15, 2020, 3:04 AM AKST (12:04 UTC)
Expired
Dec 19, 2020, 3:01 PM AKST
In force
4 days
Issued by
NWS Anchorage, AK

The text

As transmitted.

361 
FZAK52 PAFC 151204
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
304 AM AKST Tue Dec 15 2020

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.

PKZ199-160045-
304 AM AKST Tue Dec 15 2020

.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA PENINSULA 
WATERS AND THE ALEUTIAN ISLANDS...

A 978 mb low 50 nm southwest of Adak moves to 85 nm southwest of 
Saint Paul at 980 mb Thu morning. Its associated front moves 
across the eastern Bering through Wed afternoon and dissipating. A
second 977 mb low at 70 nm south of Amchitka Wed night moves to 
90 nm northwest of Nikolski at 977 mb Thu morning.

$$

PKZ150-160045-
South of the AK Peninsula Sitkinak to Castle Cape-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...W wind 15 kt. Seas 10 ft.
.TONIGHT...S wind 20 kt. Seas 8 ft.
.WED...S wind 20 kt. Seas 10 ft. Rain.
.WED NIGHT...E wind 30 kt. Seas 13 ft.
.THU...W wind 30 kt. Seas 16 ft.
.FRI THROUGH SAT...W wind 30 kt. Seas 13 ft.

$$

PKZ155-160045-
South of the AK Peninsula Castle Cape to Cape Sarichef-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...SW wind 10 kt increasing to 20 kt in the afternoon. Seas 6
ft building to 9 ft in the afternoon.
.TONIGHT...SW wind 25 kt. Seas 13 ft.
.WED...SE wind 25 kt. Seas 15 ft. Rain.
.WED NIGHT...N wind 30 kt. Seas 15 ft.
.THU...W wind 30 kt. Seas 15 ft.
.FRI...W wind 25 kt. Seas 13 ft.
.SAT...W wind 30 kt. Seas 14 ft.

$$

PKZ160-160045-
Bristol Bay-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY WEDNESDAY...

.TODAY...SE wind 10 kt early this morning turning SW 15 kt. Seas 4 
ft. Snow.
.TONIGHT...S wind 15 kt. Seas 4 ft.
.WED...E wind 25 kt, except 15 kt E of Cape Constantine. Seas 3 ft. 
Freezing spray.
.WED NIGHT...NE wind 30 kt. Seas 5 ft.
.THU...NE wind 25 kt. Seas 5 ft.
.FRI...NE wind 15 kt. Seas 5 ft.
.SAT...W wind 25 kt. Seas 5 ft.

$$

PKZ165-160045-
Port Heiden to Cape Sarichef-
304 AM AKST Tue Dec 15 2020

.TODAY...S wind 10 kt increasing to 20 kt. Seas 4 ft.
.TONIGHT...SE wind 20 kt. Seas 6 ft.
.WED...S wind 20 kt becoming E in the afternoon. Seas 6 ft. Rain and
snow.
.WED NIGHT...N wind 20 kt. Seas 6 ft.
.THU THROUGH FRI...SW wind 30 kt. Seas 12 ft.
.SAT...W wind 25 kt. Seas 6 ft.

$$

PKZ170-160045-
Cape Sarichef to Nikolski Bering Side-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...S wind 25 kt. Seas 8 ft. Rain.
.TONIGHT...SW wind 25 kt. Seas 10 ft.
.WED...Variable wind 10 kt becoming NW 20 kt in the afternoon. Seas 
8 ft. Rain and snow.
.WED NIGHT...W wind 25 kt. Seas 7 ft.
.THU...SW wind 40 kt. Seas 15 ft.
.FRI...W wind 30 kt. Seas 13 ft.
.SAT...SW wind 25 kt. Seas 8 ft.

$$

PKZ171-160045-
Unalaska Bay-
304 AM AKST Tue Dec 15 2020

.TODAY...S wind 10 kt becoming SE 20 kt in the afternoon. Seas 3 ft.
Rain.
.TONIGHT...S wind 15 kt diminishing to 10 kt after midnight. Seas 2
ft. 
.WED...Variable wind less than 10 kt becoming NW 20 kt in the 
afternoon. Seas 2 ft building to 5 ft in the afternoon. Rain and
snow.
.WED NIGHT...W wind 25 kt. Seas 5 ft.
.THU...SW wind 30 kt. Seas 5 ft.
.FRI...W wind 25 kt. Seas 4 ft.
.SAT...SW wind 15 kt. Seas 2 ft.

$$

PKZ172-160045-
Cape Sarichef to Nikolski Pacific Side-
304 AM AKST Tue Dec 15 2020

...GALE WARNING WEDNESDAY...

.TODAY...SW wind 25 kt. Seas 15 ft. Rain.
.TONIGHT...SW wind 30 kt. Seas 19 ft.
.WED...E of Dutch Harbor...SE wind 25 kt diminishing to 15 kt in the
afternoon. W of Dutch Harbor...E wind 20 kt becoming NW 35 kt in the
afternoon. Seas 17 ft. Rain and snow.
.WED NIGHT...W wind 40 kt. Seas 15 ft.
.THU...SW wind 30 kt. Seas 15 ft.
.FRI THROUGH SAT...SW wind 25 kt. Seas 12 ft.

$$

PKZ173-160045-
Nikolski to Seguam Island Bering Side-
304 AM AKST Tue Dec 15 2020

...GALE WARNING TODAY...

.TODAY...S wind 25 kt increasing to 35 kt in the afternoon. Seas
12 ft.
.TONIGHT...W wind 30 kt becoming variable 10 kt after midnight. Seas
13 ft.
.WED...NW wind 20 kt. Seas 7 ft. Rain and snow.
.WED NIGHT...SW wind 30 kt. Seas 9 ft.
.THU...W wind 40 kt. Seas 15 ft.
.FRI...SW wind 20 kt. Seas 10 ft.
.SAT...SW wind 25 kt. Seas 8 ft.

$$

PKZ174-160045-
Nikolski to Seguam Island Pacific Side-
304 AM AKST Tue Dec 15 2020

...GALE WARNING TODAY...

.TODAY...S wind 20 kt becoming SW 35 kt. Seas 10 ft building to 24 ft.
Rain.
.TONIGHT...SW wind 30 kt becoming E 15 kt after midnight. Seas 25 ft
subsiding to 19 ft after midnight. Rain and snow.
.WED...NW wind 30 kt. Seas 13 ft. Rain and snow.
.WED NIGHT...SW wind 40 kt. Seas 16 ft.
.THU...W wind 35 kt. Seas 19 ft.
.FRI...SW wind 20 kt. Seas 12 ft.
.SAT...SW wind 25 kt. Seas 15 ft.

$$

PKZ175-160045-
Seguam Island to Adak Bering Side-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SE wind 15 kt increasing to 25 kt, then becoming W in the 
afternoon. Seas 9 ft. Rain showers.
.TONIGHT...W wind 20 kt in the evening becoming variable 10 kt.
Seas 8 ft.
.WED...SW wind 15 kt. Seas 6 ft.
.WED NIGHT...SW wind 35 kt. Seas 8 ft.
.THU...W wind 30 kt. Seas 11 ft.
.FRI THROUGH SAT...SW wind 20 kt. Seas 9 ft.

$$

PKZ176-160045-
Seguam Island to Adak Pacific Side-
304 AM AKST Tue Dec 15 2020

...GALE WARNING TODAY...

.TODAY...SW wind 45 kt diminishing to 35 kt in the afternoon. Seas 
29 ft.
.TONIGHT...W wind 25 kt diminishing to 15 kt after midnight. Seas
22 ft subsiding to 15 ft after midnight.
.WED...SW wind 20 kt. Seas 12 ft.
.WED NIGHT...SW wind 40 kt. Seas 19 ft.
.THU...W wind 25 kt. Seas 17 ft.
.FRI...SW wind 25 kt. Seas 11 ft.
.SAT...SW wind 30 kt. Seas 15 ft.

$$

PKZ177-160045-
Adak to Kiska-
304 AM AKST Tue Dec 15 2020

...GALE WARNING TODAY...

.TODAY...Bering side, NW wind 20 kt. Pacific side, W wind 45 kt
diminishing to 20 kt in the afternoon. Seas 12 ft Bering side...25 
ft Pacific side.
.TONIGHT...SW wind 20 kt. Seas 15 ft.
.WED...SW wind 25 kt. Seas 12 ft. Snow.
.WED NIGHT...W wind 25 kt. Seas 14 ft.
.THU THROUGH FRI...SW wind 25 kt. Seas 14 ft.
.SAT...SW wind 30 kt. Seas 16 ft.

$$

PKZ178-160045-
Kiska to Attu-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...S wind 10 kt early in the morning, m181
becoming W 25 kt. 
Seas 17 ft.
.TONIGHT...SW wind 25 kt. Seas 14 ft.
.WED...SW wind 25 kt. Seas 14 ft.
.WED NIGHT...SW wind 20 kt. Seas 14 ft.
.THU THROUGH FRI...SW wind 20 kt. Seas 14 ft.
.SAT...S wind 35 kt. Seas 15 ft.

$$

PKZ179-160045-
Pribilof Islands Near Shore Waters-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...Variable wind less than 10 kt becoming SE 20 kt in the 
afternoon. Seas 4 ft building to 8 ft in the afternoon.
.TONIGHT...SE wind 20 kt diminishing to 10 kt after midnight. Seas 8
ft. Rain and snow showers.
.WED...Variable wind 10 kt. Seas 8 ft. Snow showers.
.WED NIGHT...W wind 20 kt. Seas 7 ft.
.THU THROUGH FRI...NW wind 25 kt. Seas 9 ft.
.SAT...N wind 15 kt. Seas 5 ft.

$$

PKZ180-160045-
Kuskokwim Delta and Etolin Strait-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY WEDNESDAY...

.TODAY...Variable wind 10 kt. Seas 4 ft.
.TONIGHT...SE wind 15 kt. Seas 4 ft.
.WED...E wind 25 kt. Seas 6 ft.
.WED NIGHT...E wind 25 kt. Seas 6 ft.
.THU...E wind 20 kt. Seas 6 ft.
.FRI...NE wind 20 kt. Seas 7 ft.
.SAT...NW wind 25 kt. Seas 4 ft.

$$

PKZ181-160045-
North and West of Nunivak Island-
304 AM AKST Tue Dec 15 2020

.TODAY...Variable wind less than 10 kt. Seas in ice free waters 2 
ft.
.TONIGHT...Variable wind 15 kt. Seas in ice free waters 3 ft.
.WED...E wind 20 kt. Seas in ice free waters 4 ft. Freezing spray.
.WED NIGHT...E wind 25 kt. Seas in ice free waters 5 ft.
.THU...E wind 25 kt. Seas in ice free waters 5 ft.
.FRI...NE wind 20 kt. Seas in ice free waters 5 ft.
.SAT...N wind 15 kt. Seas in ice free waters 4 ft.

$$

PKZ185-160045-
Saint Matthew Island Waters-
304 AM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TODAY...NE wind 15 kt. Seas 11 ft.
.TONIGHT...E wind 15 kt E of Saint Matthew Island...E 25 kt W of
Saint Matthew Island. Seas 9 ft.
.WED...E wind 20 kt E of Saint Matthew Island...E 25 kt W of Saint
Matthew Island. Seas 8 ft.
.WED NIGHT...E wind 25 kt. Seas 8 ft.
.THU...E wind 25 kt. Seas 11 ft.
.FRI...NE wind 25 kt. Seas 11 ft.
.SAT...N wind 20 kt. Seas 10 ft.

$$
9 follow-up statements
345 
FZAK52 PAFC 152353
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
253 PM AKST Tue Dec 15 2020

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.

PKZ199-161315-
253 PM AKST Tue Dec 15 2020
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 986 mb low 190 nm northeast of Adak moves over the northern 
Bering by Wed afternoon and weakens. A 982 mb low 280 nm southwest 
of Dutch Harbor Wed morning moves to 110 south of Cold Bay by 
Wed afternoon and then moves into the Western Gulf by Thu afternoon.
A 978 mb low tracks in the vicinity of the central Aleutians Wed 
afternoon and continues eastward through Thu afternoon.

$$

PKZ150-161315-
South of the AK Peninsula Sitkinak to Castle Cape-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...W wind 15 kt becoming S 25 kt after midnight. 
Seas 8 ft.
.WED...S wind 20 kt. Seas 10 ft. Rain.
.WED NIGHT...SE wind 25 kt. Seas 12 ft. Rain.
.THU...NW wind 25 kt. Seas 14 ft.
.THU NIGHT...W wind 30 kt. Seas 15 ft.
.FRI THROUGH SUN...W wind 30 kt. Seas 13 ft.

$$

PKZ155-161315-
South of the AK Peninsula Castle Cape to Cape Sarichef-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...S wind increasing to 25 kt. Seas 13 ft.
.WED...S wind 25 kt. Seas 14 ft. Rain.
.WED NIGHT...NW wind 25 kt. From the Shumagin Islands E, 
SE wind 15 kt becoming NW after midnight. Seas 12 ft.
.THU...NW wind 25 kt. Seas 12 ft.
.THU NIGHT...W wind 25 kt. Seas 13 ft.
.FRI...W wind 25 kt. Seas 13 ft.
.SAT...W wind 30 kt. Seas 14 ft.
.SUN...SW wind 30 kt. Seas 21 ft.

$$

PKZ160-161315-
Bristol Bay-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY WEDNESDAY AND WEDNESDAY NIGHT...

.TONIGHT...SW wind 15 kt becoming SE after midnight. 
Seas 4 ft. Patchy fog.
.WED...E wind 25 kt. Seas 5 ft. Patchy fog.
.WED NIGHT...E wind 25 kt. Seas 6 ft. Snow and rain.
.THU...NE wind 25 kt. Seas 5 ft.
.THU NIGHT...NE wind 15 kt. Seas 3 ft.
.FRI...NE wind 15 kt. Seas 5 ft.
.SAT...W wind 25 kt. Seas 5 ft.
.SUN...S wind 25 kt. Seas 6 ft.

$$

PKZ165-161315-
Port Heiden to Cape Sarichef-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...SE wind increasing to 25 kt. Seas 7 ft.
.WED...S wind 20 kt. Seas 7 ft. Rain.
.WED NIGHT...NW wind 20 kt. From Port Moller E, variable 
wind 10 kt becoming NW 20 kt after midnight. Seas 7 ft. Rain.
.THU...W wind 20 kt. Seas 6 ft.
.THU NIGHT...SW wind 30 kt. Seas 12 ft.
.FRI...SW wind 30 kt. Seas 12 ft.
.SAT...W wind 25 kt. Seas 6 ft.
.SUN...S wind 25 kt. Seas 10 ft.

$$

PKZ170-161315-
Cape Sarichef to Nikolski Bering Side-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY...

.TONIGHT...S wind 25 kt. Seas 9 ft.
.WED...W wind 15 kt. Seas 8 ft. Rain.
.WED NIGHT...W wind 20 kt. Seas 7 ft.
.THU...SW wind 35 kt. Seas 14 ft.
.THU NIGHT...W wind 30 kt. Seas 15 ft.
.FRI...W wind 30 kt. Seas 13 ft.
.SAT...SW wind 25 kt. Seas 8 ft.
.SUN...S wind 25 kt. Seas 12 ft.

$$

PKZ171-161315-
Unalaska Bay-
253 PM AKST Tue Dec 15 2020

.TONIGHT...S wind 20 kt. Seas 3 ft. Rain showers.
.WED...Variable wind less than 10 kt becoming NW 20 kt 
in the afternoon. Seas 4 ft. Rain and snow.
.WED NIGHT...W wind 20 kt. Seas 3 ft.
.THU...S wind 20 kt. Seas 3 ft.
.THU NIGHT...W wind 30 kt. Seas 5 ft.
.FRI...W wind 25 kt. Seas 4 ft.
.SAT...SW wind 15 kt. Seas 2 ft.
.SUN...S wind 20 kt. Seas 3 ft.

$$

PKZ172-161315-
Cape Sarichef to Nikolski Pacific Side-
253 PM AKST Tue Dec 15 2020

...GALE WARNING TONIGHT...

.TONIGHT...SW wind 35 kt diminishing to 20 kt after midnight. 
Seas 19 ft.
.WED...NE wind 25 kt becoming NW in the afternoon. Seas 17 ft. 
Rain and snow.
.WED NIGHT...NW wind 25 kt becoming W 15 kt after midnight. 
Seas 13 ft.
.THU AND THU NIGHT...W wind 30 kt. Seas 15 ft.
.FRI THROUGH SAT...SW wind 25 kt. Seas 12 ft.
.SUN...S wind 30 kt. Seas 21 ft.

$$

PKZ173-161315-
Nikolski to Seguam Island Bering Side-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...W wind 25 kt diminishing to 15 kt after midnight. 
Seas 11 ft.
.WED...NW wind 15 kt. Seas 8 ft.
.WED NIGHT...SW wind 15 kt becoming S 30 kt after midnight. 
Seas 7 ft building to 12 ft after midnight.
.THU...SW wind 40 kt. Seas 16 ft.
.THU NIGHT...W wind 30 kt. Seas 13 ft.
.FRI...SW wind 20 kt. Seas 10 ft.
.SAT...SW wind 25 kt. Seas 8 ft.
.SUN...S wind 30 kt. Seas 11 ft.

$$

PKZ174-161315-
Nikolski to Seguam Island Pacific Side-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...W wind 30 kt diminishing to 15 kt after midnight. 
Seas 24 ft.
.WED...N wind 25 kt becoming W 20 kt in the afternoon. 
Seas 14 ft.
.WED NIGHT...SW wind 20 kt increasing to 30 kt after midnight.
Seas 13 ft. Rain showers.
.THU...SW wind 40 kt. Seas 16 ft.
.THU NIGHT...W wind 20 kt. Seas 15 ft.
.FRI...SW wind 20 kt. Seas 12 ft.
.SAT...SW wind 25 kt. Seas 15 ft.
.SUN...S wind 30 kt. Seas 18 ft.

$$

PKZ175-161315-
Seguam Island to Adak Bering Side-
253 PM AKST Tue Dec 15 2020

...GALE WARNING WEDNESDAY NIGHT...

.TONIGHT...W wind 25 kt becoming SW 15 kt after midnight. 
Seas 8 ft.
.WED...SW wind 15 kt. Seas 7 ft.
.WED NIGHT...S wind 20 kt becoming W 40 kt after midnight. 
Seas 6 ft building to 12 ft after midnight. Snow showers 
and rain showers.
.THU...W wind 40 kt. Seas 13 ft.
.THU NIGHT...W wind 15 kt. Seas 9 ft.
.FRI THROUGH SAT...SW wind 20 kt. Seas 9 ft.
.SUN...SE wind 30 kt. Seas 12 ft.

$$

PKZ176-161315-
Seguam Island to Adak Pacific Side-
253 PM AKST Tue Dec 15 2020

...GALE WARNING WEDNESDAY NIGHT...

.TONIGHT...W wind 25 kt becoming variable 10 kt by midnight. 
Seas 21 ft subsiding to 15 ft after midnight.
.WED...SW wind 20 kt. Seas 12 ft.
.WED NIGHT...SW wind 45 kt. Seas 19 ft. Rain showers and snow
showers.
.THU...W wind 35 kt. Seas 17 ft.
.THU NIGHT...W wind 20 kt. Seas 14 ft.
.FRI...SW wind 25 kt. Seas 11 ft.
.SAT...SW wind 30 kt. Seas 15 ft.
.SUN...S wind 30 kt. Seas 22 ft.

$$

PKZ177-161315-
Adak to Kiska-
253 PM AKST Tue Dec 15 2020

...GALE WARNING WEDNESDAY NIGHT...

.TONIGHT...S wind 25 kt. Seas 15 ft. Snow showers and rain showers.
.WED...SW wind 25 kt becoming variable wind 15 kt in the afternoon. 
Seas 12 ft.
.WED NIGHT...Bering side, W wind 25 kt. Pacific side, W wind 40 kt
diminishing to 30 kt after midnight. Seas 10 ft Bering side...17
ft Pacific side. Snow showers and rain showers.
.THU...W wind 25 kt. Seas 14 ft.
.THU NIGHT...SW wind 20 kt. Seas 12 ft.
.FRI...SW wind 25 kt. Seas 13 ft.
.SAT...SW wind 30 kt. Seas 16 ft.
.SUN...SE wind 30 kt. Seas 20 ft.

$$

PKZ178-161315-
Kiska to Attu-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...S wind 25 kt. Seas 15 ft.
.WED...SW wind 25 kt diminishing to 15 kt in the afternoon. 
Seas 14 ft.
.WED NIGHT...SW wind 25 kt. Seas 16 ft.
.THU...SW wind 25 kt. Seas 15 ft.
.THU NIGHT...SW wind 20 kt. Seas 12 ft.
.FRI...SW wind 20 kt. Seas 13 ft.
.SAT...S wind 35 kt. Seas 15 ft.
.SUN...NE wind 35 kt. Seas 18 ft.

$$

PKZ179-161315-
Pribilof Islands Near Shore Waters-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...SE wind 20 kt. Seas 10 ft. Rain and snow.
.WED...Variable wind 10 kt becoming W 15 kt in the afternoon. 
Seas 9 ft.
.WED NIGHT...W wind 20 kt. Seas 8 ft.
.THU...SE wind 25 kt. Seas 10 ft.
.THU NIGHT...NW wind 25 kt. Seas 9 ft.
.FRI...NW wind 25 kt. Seas 9 ft.
.SAT...N wind 15 kt. Seas 5 ft.
.SUN...SE wind 25 kt. Seas 10 ft.

$$

PKZ180-161315-
Kuskokwim Delta and Etolin Strait-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY WEDNESDAY AND WEDNESDAY NIGHT...

.TONIGHT...S wind 15 kt. Seas 4 ft. Patchy fog.
.WED...E wind increasing to 25 kt. Seas 7 ft. Patchy fog. 
Freezing spray. Snow.
.WED NIGHT...E wind 25 kt. Seas 7 ft. Freezing spray. Snow.
.THU AND THU NIGHT...E wind 20 kt. Seas 5 ft.
.FRI...NE wind 20 kt. Seas 7 ft.
.SAT...NW wind 25 kt. Seas 4 ft.
.SUN...E wind 30 kt. Seas 11 ft.

$$

PKZ181-161315-
North and West of Nunivak Island-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY WEDNESDAY NIGHT...

.TONIGHT...Variable wind 10 kt becoming SE 15 kt after midnight. 
Seas in ice free waters 2 ft. Patchy fog. Snow.
.WED...E wind 20 kt. Seas in ice free waters 3 ft. 
Freezing spray and patchy fog.
.WED NIGHT...E wind 25 kt. Seas in ice free waters 5 ft. 
Freezing spray.
.THU...E wind 25 kt. Seas in ice free waters 5 ft.
.THU NIGHT...E wind 20 kt. Seas in ice free waters 5 ft.
.FRI...NE wind 20 kt. Seas in ice free waters 5 ft.
.SAT...N wind 15 kt. Seas in ice free waters 4 ft.
.SUN...NE wind 30 kt. Seas in ice free waters 9 ft.

$$

PKZ185-161315-
Saint Matthew Island Waters-
253 PM AKST Tue Dec 15 2020

...SMALL CRAFT ADVISORY THROUGH WEDNESDAY NIGHT...

.TONIGHT...E of Saint Matthew Island, variable wind 10 kt 
becoming E 20 kt after midnight. W of Saint Matthew Island, 
E wind 20 kt. Seas 10 ft.
.WED...E wind 25 kt. Seas 8 ft. Freezing spray.
.WED NIGHT...E wind 25 kt. Seas 9 ft. Freezing spray.
.THU AND THU NIGHT...NE wind 25 kt. Seas 11 ft.
.FRI...NE wind 25 kt. Seas 11 ft.
.SAT...N wind 20 kt. Seas 10 ft.
.SUN...NE wind 40 kt. Seas 15 ft.

$$
896 
FZAK52 PAFC 161204
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
304 AM AKST Wed Dec 16 2020

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.

PKZ199-170100-
304 AM AKST Wed Dec 16 2020

.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 987 mb low at 56N 166W moves to 160 nm northwest of Port Heiden 
at 985 mb Wed night, then dissipating. A second 978 mb low
intensifying Thu afternoon near 120 nm southwest of Amchitka moves 
to 80 nm east of Saint George at 970 mb Fri morning. An area of low 
pressure lingers to the north of western Aleutians through Fri 
morning.

$$

PKZ150-170100-
South of the AK Peninsula Sitkinak to Castle Cape-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...SW wind 20 kt early becoming S. Seas 10 ft. Rain.
.TONIGHT...S wind 20 kt becoming NE 25 kt after midnight. Seas 11 
ft. Rain.
.THU...N wind 30 kt. Seas 12 ft.
.THU NIGHT...W wind 25 kt. Seas 12 ft.
.FRI...NW wind 20 kt. Seas 10 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SUN...SW wind 35 kt. Seas 12 ft.

$$

PKZ155-170100-
South of the AK Peninsula Castle Cape to Cape Sarichef-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...SW wind 25 kt becoming S 15 kt in the afternoon. Seas 15 
ft. Rain.
.TONIGHT...N wind 30 kt. From the Shumagin Islands E, E wind 15 kt
becoming NW 30 kt after midnight. Seas 13 ft.
.THU...W wind 30 kt. Seas 12 ft.
.THU NIGHT...SW wind 25 kt. Seas 12 ft.
.FRI...W wind 20 kt. Seas 10 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SUN...SW wind 40 kt. Seas 21 ft.

$$

PKZ160-170100-
Bristol Bay-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...E wind 25 kt, except 15 kt E of Cape Constantine. Seas 4 ft.
Freezing spray, patchy freezing fog.
.TONIGHT...NE wind 25 kt diminishing to 15 kt after midnight. Seas 4
ft. Freezing spray. Rain and snow.
.THU...NE wind 15 kt. Seas 4 ft. Freezing spray.
.THU NIGHT...E wind 20 kt. Seas 4 ft.
.FRI...E wind 20 kt. Seas 6 ft.
.SAT...W wind 20 kt. Seas 7 ft.
.SUN...S wind 30 kt. Seas 6 ft.

$$

PKZ165-170100-
Port Heiden to Cape Sarichef-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THURSDAY...

.TODAY...S wind 20 kt becoming variable 10 kt in the afternoon. Seas
6 ft.
.TONIGHT...W wind 20 kt. From Port Moller E, variable wind 10 kt
becoming W 20 kt after midnight. Seas 6 ft.
.THU...SW wind 25 kt except W 15 kt from Port Moller E. Seas 6 ft.
.THU NIGHT...SW wind 25 kt. Seas 13 ft.
.FRI...SW wind 25 kt. Seas 11 ft.
.SAT...W wind 20 kt. Seas 9 ft.
.SUN...S wind 35 kt. Seas 11 ft.

$$

PKZ170-170100-
Cape Sarichef to Nikolski Bering Side-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY TONIGHT THROUGH THURSDAY...

.TODAY...W wind 20 kt. Seas 8 ft.
.TONIGHT...SW wind increasing to 25 kt. Seas 7 ft.
.THU...SW wind 30 kt. Seas 10 ft building to 16 ft in the afternoon. 
.THU NIGHT...SW wind 30 kt. Seas 16 ft.
.FRI...W wind 30 kt. Seas 11 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SUN...S wind 35 kt. Seas 14 ft.

$$

PKZ171-170100-
Unalaska Bay-
304 AM AKST Wed Dec 16 2020

.TODAY...SW wind 10 kt becoming NW in the afternoon. Seas 3 ft.
.TONIGHT...W wind 15 kt becoming SW 10 kt after midnight. Seas 2 ft.
.THU...SW wind 20 kt. Seas 3 ft.
.THU NIGHT...SW wind 15 kt. Seas 2 ft.
.FRI THROUGH SAT...SW wind 20 kt. Seas 3 ft.
.SUN...S wind 25 kt. Seas 4 ft.

$$

PKZ172-170100-
Cape Sarichef to Nikolski Pacific Side-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...W wind 15 kt becoming NW 25 kt in the afternoon. Seas
17 ft.
.TONIGHT...NW wind 25 kt becoming SW after midnight. Seas 11 ft.
.THU...SW wind 30 kt. Seas 14 ft.
.THU NIGHT...SW wind 25 kt. Seas 14 ft.
.FRI...W wind 20 kt. Seas 10 ft.
.SAT...W wind 30 kt. Seas 13 ft.
.SUN...S wind 40 kt. Seas 27 ft.

$$

PKZ173-170100-
Nikolski to Seguam Island Bering Side-
304 AM AKST Wed Dec 16 2020

...GALE WARNING TONIGHT AND THURSDAY...

.TODAY...W wind 20 kt. Seas 8 ft.
.TONIGHT...S wind 20 kt becoming SW 40 kt after midnight. Seas 7 ft 
building to 12 ft after midnight. Rain and snow showers.
.THU...SW wind 40 kt diminishing to 30 kt in the afternoon. Seas
19 ft.
.THU NIGHT...W wind 25 kt. Seas 12 ft.
.FRI...W wind 20 kt. Seas 8 ft.
.SAT...SW wind 25 kt. Seas 9 ft.
.SUN...S wind 35 kt. Seas 18 ft.

$$

PKZ174-170100-
Nikolski to Seguam Island Pacific Side-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...W wind 10 kt early increasing to 20 kt. Seas 14 ft.
.TONIGHT...SW wind 30 kt. Seas 15 ft. Rain showers.
.THU...SW wind 30 kt. Seas 18 ft.
.THU NIGHT...W wind 20 kt. Seas 14 ft.
.FRI...W wind 25 kt. Seas 11 ft.
.SAT...W wind 30 kt. Seas 15 ft.
.SUN...S wind 40 kt. Seas 24 ft.

$$

PKZ175-170100-
Seguam Island to Adak Bering Side-
304 AM AKST Wed Dec 16 2020

...GALE WARNING TONIGHT AND THURSDAY...

.TODAY...SW wind 25 kt. Seas 7 ft.
.TONIGHT...SW wind 45 kt. Seas 8 ft building to 16 ft after
midnight. Widespread rain and snow showers.
.THU...W wind 35 kt diminishing to 20 kt in the afternoon. Seas 17 
ft subsiding to 11 ft in the afternoon.
.THU NIGHT...W wind 25 kt. Seas 8 ft.
.FRI...SW wind 20 kt. Seas 7 ft.
.SAT...SW wind 30 kt. Seas 8 ft.
.SUN...SE wind 35 kt. Seas 16 ft.

$$

PKZ176-170100-
Seguam Island to Adak Pacific Side-
304 AM AKST Wed Dec 16 2020

...GALE WARNING TONIGHT...

.TODAY...SW wind 25 kt. Seas 12 ft.
.TONIGHT...SW wind 40 kt. Seas 19 ft. Rain and snow showers.
.THU...W wind 30 kt diminishing to 20 kt in the afternoon. Seas 18 ft.
.THU NIGHT...W wind 20 kt. Seas 13 ft.
.FRI...SW wind 30 kt. Seas 12 ft.
.SAT...SW wind 35 kt. Seas 16 ft.
.SUN...S wind 45 kt. Seas 24 ft.

$$

PKZ177-170100-
Adak to Kiska-
304 AM AKST Wed Dec 16 2020

...GALE WARNING TONIGHT...

.TODAY...Pacific side...SW wind 30 kt. Seas 13 ft. Bering side...SW 
wind 30 kt becoming variable 15 kt in the afternoon. Seas 9 ft.
.TONIGHT...W wind 40 kt diminishing to 30 kt after midnight. Seas 19
ft, Bering side...9 ft Pacific side.
.THU...W wind 25 kt. Seas 14 ft.
.THU NIGHT...SW wind 20 kt. Seas 13 ft.
.FRI THROUGH SAT...SW wind 30 kt. Seas 15 ft.
.SUN...SE wind 30 kt. Seas 17 ft.

$$

PKZ178-170100-
Kiska to Attu-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...SW wind 20 kt. Seas 14 ft.
.TONIGHT...SW wind 25 kt. Seas 15 ft.
.THU...SW wind 25 kt. Seas 14 ft.
.THU NIGHT...SW wind 25 kt. Seas 13 ft.
.FRI...W wind 20 kt. Seas 11 ft.
.SAT...SW wind 30 kt. Seas 13 ft.
.SUN...W wind 35 kt. Seas 16 ft.

$$

PKZ179-170100-
Pribilof Islands Near Shore Waters-
304 AM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY...

.TODAY...SW wind 15 kt. Seas 8 ft.
.TONIGHT...W wind 15 kt becoming S after midnight. Seas 8 ft.
.THU...S wind 20 kt increasing to 30 kt in the afternoon. Seas 7 ft 
building to 14 ft in the afternoon.
.THU NIGHT...SW wind 40 kt. Seas 17 ft.
.FRI...W wind 30 kt. Seas 11 ft.
.SAT...NW wind 15 kt. Seas 7 ft.
.SUN...SE wind 30 kt. Seas 17 ft.

$$

PKZ180-170100-
Kuskokwim Delta and Etolin Strait-
304 AM AKST Wed Dec 16 2020

...HEAVY FREEZING SPRAY WARNING THURSDAY...
...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...E wind 25 kt. Seas 6 ft. Patchy freezing fog.
.TONIGHT...E wind 25 kt diminishing to 15 kt after midnight. Seas 6 
ft. Freezing spray. Rain and snow showers. 
.THU...Variable wind 15 kt. Seas 5 ft. Heavy freezing spray N of Cape
Newenham.
.THU NIGHT...SE wind 20 kt. Seas 9 ft.
.FRI...SE wind 25 kt. Seas 10 ft.
.SAT...NW wind 20 kt. Seas 8 ft.
.SUN...SE wind 35 kt. Seas 11 ft.

$$

PKZ181-170100-
North and West of Nunivak Island-
304 AM AKST Wed Dec 16 2020

...HEAVY FREEZING SPRAY WARNING TONIGHT THROUGH THURSDAY...

.TODAY...E wind 10 kt increasing to 20 kt. Seas in ice free waters 3
ft. Freezing spray and patchy freezing fog.
.TONIGHT...E wind 20 kt. Seas in ice free waters 5 ft. Heavy freezing
spray after midnight.
.THU...E wind 20 kt. Seas in ice free waters 4 ft. Heavy freezing
spray.
.THU NIGHT...E wind 25 kt. Seas in ice free waters 5 ft.
.FRI...E wind 25 kt. Seas in ice free waters 6 ft.
.SAT...NE wind 15 kt. Seas in ice free waters 3 ft.
.SUN...E wind 35 kt. Seas in ice free waters 8 ft.

$$

PKZ185-170100-
Saint Matthew Island Waters-
304 AM AKST Wed Dec 16 2020

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

.TODAY...E wind 25 kt. Seas 8 ft.
.TONIGHT...E wind 25 kt. Seas 9 ft. Snow.
.THU...SE wind 25 kt. Seas 10 ft. Heavy freezing spray E of Saint
Matthew Island in the afternoon.
.THU NIGHT...NE wind 25 kt. Seas 10 ft.
.FRI...NE wind 25 kt. Seas 10 ft.
.SAT...NE wind 20 kt. Seas 8 ft.
.SUN...NE wind 40 kt. Seas 16 ft.

$$
893 
FZAK52 PAFC 170008
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
308 PM AKST Wed Dec 16 2020

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.

PKZ199-171330-
308 PM AKST Wed Dec 16 2020
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 978 mb low 260 nm south of Sand Point moves into the Gulf by 
Thu afternoon. A 977 mb low 210 nm southwest of Adak moves to 160
nm southwest of Saint Paul at 972 mb by Thu afternoon and then 
moves to 80 nm north of Cold Bay at 976 mb by Fri afternoon. A 
985 mb complex low moves over the western Aleutians by Fri 
afternoon.

$$

PKZ150-171330-
South of the AK Peninsula Sitkinak to Castle Cape-
308 PM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...NE wind 20 kt. Seas 11 ft. Rain.
.THU...N wind 25 kt. Seas 12 ft.
.THU NIGHT...SW wind 15 kt becoming S 25 kt after midnight. Seas 12 
ft.
.FRI AND FRI NIGHT...SW wind 30 kt. Seas 14 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SUN...SW wind 35 kt. Seas 12 ft.
.MON...SE wind 40 kt. Seas 29 ft.

$$

PKZ155-171330-
South of the AK Peninsula Castle Cape to Cape Sarichef-
308 PM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...NW wind 30 kt. From the Shumagin Islands E, NE wind 15
kt becoming NW 30 kt after midnight. Seas 12 ft. Rain.
.THU...W wind 25 kt. Seas 12 ft.
.THU NIGHT...W wind 30 kt. Seas 13 ft.
.FRI...SW wind 35 kt. Seas 15 ft.
.FRI NIGHT...W wind 30 kt. Seas 14 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SUN...SW wind 40 kt. Seas 21 ft.
.MON...S wind 45 kt. Seas 31 ft.

$$

PKZ160-171330-
Bristol Bay-
308 PM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NE wind 25 kt. Seas 5 ft. Freezing spray. Snow.
.THU...NE wind 20 kt diminishing to 10 kt in the afternoon. Seas
4 ft. Freezing spray.
.THU NIGHT...E wind 15 kt. Seas 4 ft. Freezing spray.
.FRI...NE wind 20 kt. Seas 5 ft.
.FRI NIGHT...E wind 30 kt. Seas 7 ft.
.SAT...NW wind 25 kt. Seas 7 ft.
.SUN...S wind 30 kt. Seas 6 ft.
.MON...SE wind 35 kt. Seas 9 ft.

$$

PKZ165-171330-
Port Heiden to Cape Sarichef-
308 PM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THURSDAY NIGHT...

.TONIGHT...W wind 20 kt. From Port Moller E, variable wind 10 kt
becoming NW 20 kt after midnight. Seas 6 ft.
.THU...W wind 20 kt. Seas 6 ft.
.THU NIGHT...SW wind 20 kt increasing to 30 kt after midnight,
Seas 7 ft building to 14 ft after midnight. From Port Moller E, S 
wind 15 kt, Seas 5 ft.
.FRI...SW wind 35 kt. Seas 15 ft.
.FRI NIGHT...W wind 30 kt. Seas 12 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SUN THROUGH MON...SE wind 35 kt. Seas 12 ft.

$$

PKZ170-171330-
Cape Sarichef to Nikolski Bering Side-
308 PM AKST Wed Dec 16 2020

...GALE WARNING THURSDAY AND THURSDAY NIGHT...

.TONIGHT...W wind 15 kt becoming SW 25 kt after midnight. Seas 7 ft.
.THU...S wind 30 kt becoming SW 40 kt in the afternoon. From Unalaska
E, S wind 25 kt. Seas 8 ft building to 13 ft in the afternoon.
.THU NIGHT...SW wind 45 kt. Seas 21 ft.
.FRI...W wind 45 kt. Seas 20 ft.
.FRI NIGHT...W wind 20 kt. Seas 9 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SUN...S wind 35 kt. Seas 14 ft.
.MON...S wind 30 kt. Seas 15 ft.

$$

PKZ171-171330-
Unalaska Bay-
308 PM AKST Wed Dec 16 2020

...GALE WARNING THURSDAY NIGHT...

.TONIGHT...W wind 15 kt becoming SW 10 kt after midnight. Seas 5 ft 
subsiding to 2 ft after midnight.
.THU...S wind 20 kt. Seas 2 ft.
.THU NIGHT...SW wind 30 kt increasing to 40 kt after midnight.
Seas 5 ft.
.FRI...W wind 40 kt. Seas 6 ft.
.FRI NIGHT...W wind 20 kt. Seas 3 ft.
.SAT...W wind 20 kt. Seas 3 ft.
.SUN...S wind 25 kt. Seas 4 ft.
.MON...S wind 20 kt. Seas 3 ft.

$$

PKZ172-171330-
Cape Sarichef to Nikolski Pacific Side-
308 PM AKST Wed Dec 16 2020

...GALE WARNING THURSDAY NIGHT...

.TONIGHT...WW wind 25 kt. Seas 11 ft.
.THU...SW wind 30 kt. Seas 15 ft.
.THU NIGHT...SW wind 35 kt. Seas 17 ft.
.FRI...W wind 35 kt. Seas 16 ft.
.FRI NIGHT...W wind 25 kt. Seas 11 ft.
.SAT...W wind 30 kt. Seas 13 ft.
.SUN THROUGH MON...S wind 40 kt. Seas 27 ft.

$$

PKZ173-171330-
Nikolski to Seguam Island Bering Side-
308 PM AKST Wed Dec 16 2020

...GALE WARNING THURSDAY AND THURSDAY NIGHT...

.TONIGHT...SW wind 20 kt becoming S 30 kt after midnight. Seas 6 ft 
building to 10 ft after midnight.
.THU...SW wind 45 kt. Seas 23 ft.
.THU NIGHT...W wind 45 kt. Seas 22 ft.
.FRI...W wind 30 kt. Seas 14 ft.
.FRI NIGHT...W wind 20 kt. Seas 7 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SUN...S wind 35 kt. Seas 18 ft.
.MON...S wind 25 kt. Seas 18 ft.

$$

PKZ174-171330-
Nikolski to Seguam Island Pacific Side-
308 PM AKST Wed Dec 16 2020

...GALE WARNING THURSDAY AND THURSDAY NIGHT...

.TONIGHT...SW wind 20 kt becoming S 30 kt after midnight. Seas 14 ft.
.THU...SW wind 40 kt. Seas 20 ft.
.THU NIGHT...W wind 35 kt. Seas 18 ft.
.FRI...W wind 25 kt. Seas 13 ft.
.FRI NIGHT...W wind 15 kt. Seas 9 ft.
.SAT...W wind 25 kt. Seas 15 ft.
.SUN...S wind 40 kt. Seas 24 ft.
.MON...S wind 30 kt. Seas 26 ft.

$$

PKZ175-171330-
Seguam Island to Adak Bering Side-
308 PM AKST Wed Dec 16 2020

...STORM WARNING THROUGH THURSDAY...

.TONIGHT...S wind 35 kt increasing to 50 kt after midnight. Seas
8 ft building to 14 ft after midnight. Rain showers and snow
showers.
.THU...W wind 50 kt diminishing to 40 kt in the afternoon. Seas 20 
ft.
.THU NIGHT...W wind 35 kt. Seas 15 ft.
.FRI...W wind 20 kt. Seas 8 ft.
.FRI NIGHT...SW wind 25 kt. Seas 6 ft.
.SAT...SW wind 30 kt. Seas 10 ft.
.SUN...SE wind 35 kt. Seas 16 ft.
.MON...S wind 25 kt. Seas 19 ft.

$$

PKZ176-171330-
Seguam Island to Adak Pacific Side-
308 PM AKST Wed Dec 16 2020

...GALE WARNING THROUGH THURSDAY...

.TONIGHT...SW wind 45 kt. Seas 15 ft building to 23 ft after
midnight.
.THU...W wind 40 kt. Seas 22 ft.
.THU NIGHT...W wind 30 kt becoming SW 20 kt after midnight. Seas
16 ft.
.FRI AND FRI NIGHT...W wind 20 kt. Seas 11 ft.
.SAT...SW wind 35 kt. Seas 14 ft.
.SUN...S wind 45 kt. Seas 24 ft.
.MON...SW wind 30 kt. Seas 25 ft.

$$

PKZ177-171330-
Adak to Kiska-
308 PM AKST Wed Dec 16 2020

...STORM WARNING TONIGHT...

.TONIGHT...W wind 40 kt becoming 50 kt after midnight. Seas 13 ft 
Bering side...22 ft Pac side.
.THU...W wind 30 kt diminishing to 20 kt in the afternoon. Seas 15 ft.
.THU NIGHT...SW wind 20 kt. Seas 13 ft.
.FRI...SW wind 20 kt. Seas 11 ft.
.FRI NIGHT...SW wind 30 kt. Seas 13 ft.
.SAT...SW wind 30 kt. Seas 15 ft.
.SUN...SE wind 30 kt. Seas 17 ft.
.MON...W wind 30 kt. Seas 25 ft.

$$

PKZ178-171330-
Kiska to Attu-
308 PM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...SW wind 25 kt. Seas 15 ft.
.THU...SW wind 25 kt. Seas 14 ft.
.THU NIGHT...SW wind 25 kt. Seas 13 ft.
.FRI AND FRI NIGHT...W wind 30 kt. Seas 13 ft.
.SAT...SW wind 30 kt. Seas 13 ft.
.SUN...W wind 35 kt. Seas 16 ft.
.MON...NW wind 35 kt. Seas 30 ft.

$$

PKZ179-171330-
Pribilof Islands Near Shore Waters-
308 PM AKST Wed Dec 16 2020

...SMALL CRAFT ADVISORY THROUGH THURSDAY NIGHT...

.TONIGHT...W wind 15 kt. Seas 8 ft.
.THU...SE wind 20 kt. Seas 8 ft.
.THU NIGHT...E wind 25 kt. Seas 13 ft.
.FRI...N wind 25 kt. Seas 10 ft.
.FRI NIGHT...N wind 15 kt. Seas 7 ft.
.SAT...NW wind 15 kt. Seas 6 ft.
.SUN...SE wind 30 kt. Seas 17 ft.
.MON...S wind 20 kt. Seas 17 ft.

$$

PKZ180-171330-
Kuskokwim Delta and Etolin Strait-
308 PM AKST Wed Dec 16 2020

...HEAVY FREEZING SPRAY WARNING THROUGH THURSDAY NIGHT...
...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...E wind 25 kt. Seas 6 ft. Heavy freezing spray.
.THU...E wind 20 kt. Seas 5 ft. Heavy freezing spray.
.THU NIGHT...E wind 20 kt. Seas 5 ft. Heavy freezing spray.
.FRI...E wind 25 kt. Seas 8 ft.
.FRI NIGHT...NE wind 25 kt. Seas 8 ft.
.SAT...NW wind 20 kt. Seas 6 ft.
.SUN...SE wind 35 kt. Seas 11 ft.
.MON...SE wind 35 kt. Seas 15 ft.

$$

PKZ181-171330-
North and West of Nunivak Island-
308 PM AKST Wed Dec 16 2020

...HEAVY FREEZING SPRAY WARNING THROUGH THURSDAY NIGHT...

.TONIGHT...E wind 20 kt. Seas in ice free waters 5 ft. Heavy 
freezing spray.
.THU...E wind 20 kt. Seas in ice free waters 5 ft. Heavy freezing 
spray.
.THU NIGHT...NE wind 20 kt. Seas in ice free waters 4 ft. Heavy
freezing spray.
.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...N wind 15 kt. Seas in ice free waters 3 ft.
.SUN THROUGH MON...E wind 35 kt. Seas in ice free waters 9 ft.

$$

PKZ185-171330-
Saint Matthew Island Waters-
308 PM AKST Wed Dec 16 2020

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

.TONIGHT...E wind 25 kt. Seas 8 ft. Freezing spray.
.THU...E wind 25 kt. Seas 11 ft. Freezing spray.
.THU NIGHT...E wind 25 kt. Seas 11 ft. Heavy freezing spray.
.FRI...NE wind 20 kt. Seas 10 ft.
.FRI NIGHT...N wind 15 kt. Seas 8 ft.
.SAT...N wind 20 kt. Seas 7 ft.
.SUN...NE wind 40 kt. Seas 16 ft.
.MON...NE wind 40 kt. Seas 26 ft.

$$
742 
FZAK52 PAFC 171224
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
324 AM AKST Thu Dec 17 2020

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.

PKZ199-180130-
324 AM AKST Thu Dec 17 2020

.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 970 mb low at 210 nm southwest of Saint George Island moves 
through the eastern Bering to near 80 nm east of Saint George
Island at 976 mb Sat morning. A second 976 mb low at 330 nm west
of Shemya moves to 140 nm north of Shemya at 986 mb Sat morning.

$$

PKZ150-180130-
South of the AK Peninsula Sitkinak to Castle Cape-
324 AM AKST Thu Dec 17 2020

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...N wind 30 kt S of Chirikof Island, and N of Chirikof 
Island, NW wind 20 kt becoming W wind 15 kt in the afternoon. Seas 12
ft.
.TONIGHT...SW wind 25 kt. Seas 12 ft.
.FRI...W wind 30 kt. Seas 14 ft.
.FRI NIGHT...SW wind 30 kt. Seas 13 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SUN...SW wind 30 kt. Seas 11 ft.
.MON...SE wind 40 kt. Seas 27 ft.

$$

PKZ155-180130-
South of the AK Peninsula Castle Cape to Cape Sarichef-
324 AM AKST Thu Dec 17 2020

...GALE WARNING FRIDAY...

.TODAY...W wind 30 kt. Seas 12 ft.
.TONIGHT...SW wind 30 kt. Seas 13 ft.
.FRI...W wind 20 kt becoming SW 35 kt in the afternoon. 
Seas 15 ft.
.FRI NIGHT...W wind 30 kt. Seas 14 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SUN...S wind 40 kt. Seas 20 ft.
.MON...S wind 40 kt. Seas 27 ft.

$$

PKZ160-180130-
Bristol Bay-
324 AM AKST Thu Dec 17 2020

.TODAY...NE wind 20 kt diminishing to 10 kt in the afternoon. Seas
4 ft. Freezing spray.
.TONIGHT...E wind 20 kt. Seas 3 ft. Freezing spray.
.FRI...E wind 20 kt. Seas 5 ft. Freezing spray.
.FRI NIGHT...E wind 30 kt. Seas 7 ft.
.SAT...NW wind 25 kt. Seas 8 ft.
.SUN...SW wind 25 kt. Seas 8 ft.
.MON...E wind 35 kt. Seas 10 ft.

$$

PKZ165-180130-
Port Heiden to Cape Sarichef-
324 AM AKST Thu Dec 17 2020

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

.TODAY...W wind 20 kt. Seas 6 ft.
.TONIGHT...SW wind 20 kt increasing to 30 kt after midnight, Seas
7 ft building to 14 ft after midnight. From Port Moller E, S wind
15 kt, Seas 5 ft.
.FRI...SW wind 30 kt. Seas 14 ft. Rain and snow.
.FRI NIGHT...W wind 30 kt. Seas 12 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SUN THROUGH MON...SE wind 40 kt. Seas 11 ft.

$$

PKZ170-180130-
Cape Sarichef to Nikolski Bering Side-
324 AM AKST Thu Dec 17 2020

...GALE WARNING THROUGH FRIDAY...

.TODAY...S wind 30 kt becoming SW 40 kt in the afternoon. From
Unalaska E, S wind 25 kt. Seas 8 ft building to 13 ft in the
afternoon.
.TONIGHT...SW wind 40 kt. Seas 21 ft.
.FRI...W wind 35 kt. Seas 15 ft.
.FRI NIGHT...W wind 20 kt. Seas 9 ft.
.SAT...W wind 25 kt. Seas 8 ft.
.SUN THROUGH MON...S wind 40 kt. Seas 15 ft.

$$

PKZ171-180130-
Unalaska Bay-
324 AM AKST Thu Dec 17 2020

...GALE WARNING TONIGHT...

.TODAY...S wind 20 kt. Seas 2 ft.
.TONIGHT...SW wind 35 kt. Seas 5 ft.
.FRI...W wind 30 kt. Seas 3 ft building to 5 ft in the afternoon.
.FRI NIGHT...W wind 20 kt. Seas 3 ft.
.SAT...W wind 15 kt. Seas 2 ft.
.SUN THROUGH MON...S wind 25 kt. Seas 4 ft.

$$

PKZ172-180130-
Cape Sarichef to Nikolski Pacific Side-
324 AM AKST Thu Dec 17 2020

...GALE WARNING TONIGHT...

.TODAY...SW wind 30 kt. Seas 15 ft.
.TONIGHT...SW wind 35 kt. Seas 17 ft.
.FRI...W wind 30 kt. Seas 13 ft.
.FRI NIGHT...W wind 25 kt. Seas 11 ft.
.SAT...W wind 30 kt. Seas 12 ft.
.SUN THROUGH MON...S wind 40 kt. Seas 25 ft.

$$

PKZ173-180130-
Nikolski to Seguam Island Bering Side-
324 AM AKST Thu Dec 17 2020

...GALE WARNING THROUGH TONIGHT...

.TODAY...SW wind 45 kt. Seas 23 ft.
.TONIGHT...W wind 45 kt. Seas 22 ft.
.FRI...W wind 30 kt diminishing to 20 kt in the afternoon. 
Seas 13 ft.
.FRI NIGHT...W wind 20 kt. Seas 8 ft.
.SAT...W wind 25 kt. Seas 8 ft.
.SUN...SE wind 35 kt. Seas 18 ft.
.MON...S wind 15 kt. Seas 12 ft.

$$

PKZ174-180130-
Nikolski to Seguam Island Pacific Side-
324 AM AKST Thu Dec 17 2020

...GALE WARNING THROUGH TONIGHT...

.TODAY...SW wind 30 kt early increasing to 40 kt. Seas 12 ft
building to 20 ft.
.TONIGHT...W wind 35 kt. Seas 18 ft.
.FRI...W wind 20 kt. Seas 12 ft.
.FRI NIGHT...W wind 15 kt. Seas 10 ft.
.SAT...W wind 25 kt. Seas 12 ft.
.SUN...S wind 35 kt. Seas 23 ft.
.MON...S wind 20 kt. Seas 23 ft.

$$

PKZ175-180130-
Seguam Island to Adak Bering Side-
324 AM AKST Thu Dec 17 2020

...STORM WARNING TODAY...

.TODAY...W wind 50 kt. Seas 20 ft.
.TONIGHT...W wind 35 kt. Seas 15 ft.
.FRI...W wind 25 kt diminishing to 15 kt in the afternoon. 
Seas 8 ft.
.FRI NIGHT...SW wind 25 kt. Seas 7 ft.
.SAT...SW wind 25 kt. Seas 10 ft.
.SUN...SE wind 30 kt. Seas 12 ft.
.MON...SE wind 15 kt. Seas 9 ft.

$$

PKZ176-180130-
Seguam Island to Adak Pacific Side-
324 AM AKST Thu Dec 17 2020

...GALE WARNING TODAY...

.TODAY...W wind 30 kt early increasing to 40 kt. Seas 22 ft.
.TONIGHT...W wind 30 kt diminishing to 20 kt after midnight. 
Seas 16 ft.
.FRI...W wind 20 kt. Seas 11 ft.
.FRI NIGHT...W wind 20 kt. Seas 10 ft.
.SAT...SW wind 25 kt. Seas 13 ft.
.SUN...S wind 35 kt. Seas 22 ft.
.MON...S wind 20 kt. Seas 23 ft.

$$

PKZ177-180130-
Adak to Kiska-
324 AM AKST Thu Dec 17 2020

...GALE WARNING TODAY...

.TODAY...W wind 35 kt diminishing to 25 kt in the afternoon. 
Seas 15 ft.
.TONIGHT...SW wind 20 kt. Seas 13 ft.
.FRI...SW wind 20 kt. Seas 11 ft.
.FRI NIGHT...SW wind 30 kt. Seas 13 ft.
.SAT...SW wind 30 kt. Seas 15 ft.
.SUN...SE wind 30 kt. Seas 22 ft.
.MON...W wind 25 kt. Seas 22 ft.

$$

PKZ178-180130-
Kiska to Attu-
324 AM AKST Thu Dec 17 2020

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...SW wind 25 kt. Seas 14 ft.
.TONIGHT...SW wind 25 kt. Seas 13 ft.
.FRI...SW wind 15 kt becoming W 30 kt in the afternoon. 
Seas 12 ft.
.FRI NIGHT...W wind 30 kt. Seas 13 ft.
.SAT...SW wind 30 kt. Seas 14 ft.
.SUN...E wind 30 kt. Seas 18 ft.
.MON...NW wind 35 kt. Seas 23 ft.

$$

PKZ179-180130-
Pribilof Islands Near Shore Waters-
324 AM AKST Thu Dec 17 2020

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...SE wind 20 kt. Seas 8 ft.
.TONIGHT...E wind 25 kt. Seas 13 ft.
.FRI...NE wind 25 kt becoming N 15 kt in the afternoon. Seas 9 ft.
.FRI NIGHT...N wind 15 kt. Seas 7 ft.
.SAT...NW wind 15 kt. Seas 6 ft.
.SUN...SE wind 30 kt. Seas 18 ft.
.MON...S wind 30 kt. Seas 18 ft.

$$

PKZ180-180130-
Kuskokwim Delta and Etolin Strait-
324 AM AKST Thu Dec 17 2020

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

.TODAY...E wind 20 kt. Seas in ice free waters 5 ft. Freezing
spray.
.TONIGHT...E wind 25 kt. Seas in ice free waters 5 ft. Freezing
spray.
.FRI...E wind 25 kt. Seas in ice free waters 8 ft. Freezing spray.
.FRI NIGHT...NE wind 25 kt. Seas in ice free waters 8 ft.
.SAT...NW wind 20 kt. Seas in ice free waters 6 ft.
.SUN...S wind 30 kt. Seas in ice free waters 10 ft.
.MON...E wind 40 kt. Seas in ice free waters 15 ft.

$$

PKZ181-180130-
North and West of Nunivak Island-
324 AM AKST Thu Dec 17 2020

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

.TODAY...E wind 25 kt. Seas in ice free waters 5 ft. Heavy
freezing spray.
.TONIGHT...NE wind 20 kt. Seas in ice free waters 4 ft. Heavy
freezing spray.
.FRI...NE wind 20 kt. Seas in ice free waters 4 ft. Heavy freezing
spray.
.FRI NIGHT...NE wind 15 kt. Seas in ice free waters 3 ft.
.SAT...N wind 15 kt. Seas in ice free waters 3 ft.
.SUN...NE wind 30 kt. Seas in ice free waters 7 ft.
.MON...NE wind 35 kt. Seas in ice free waters 10 ft.

$$

PKZ185-180130-
Saint Matthew Island Waters-
324 AM AKST Thu Dec 17 2020

...SMALL CRAFT ADVISORY THROUGH FRIDAY...

.TODAY...E wind 25 kt. Seas 11 ft. Freezing spray.
.TONIGHT...E wind 25 kt. Seas 11 ft. Freezing spray.
.FRI...NE wind 25 kt. Seas 11 ft. Freezing spray.
.FRI NIGHT...N wind 15 kt. Seas 8 ft.
.SAT...N wind 20 kt. Seas 6 ft.
.SUN...NE wind 35 kt. Seas 19 ft.
.MON...NE wind 40 kt. Seas 23 ft.

$$
226 
FZAK52 PAFC 172344
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
244 PM AKST Thu Dec 17 2020

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.

PKZ199-181315-
244 PM AKST Thu Dec 17 2020
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 972 mb low 130 nm southwest of Saint Paul moves to 70 nm
southeast of Saint Paul at 973 mb by Fri afternoon and then moves
to 70 nm west of Port Heiden at 978 mb by Sat afternoon. A 
complex 982 mb low 240 nm northwest of Shemya Fri afternoon moves
to 190 nm northwest of Sheyma at 988 mb by Sat afternoon.

$$

PKZ150-181315-
South of the AK Peninsula Sitkinak to Castle Cape-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...W wind 30 kt. Seas 12 ft.
.FRI...SW wind 30 kt. Seas 12 ft. Rain showers and snow showers.
.FRI NIGHT...NW wind 30 kt. Seas 12 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SAT NIGHT...W wind 35 kt. Seas 15 ft.
.SUN...SW wind 35 kt. Seas 14 ft.
.MON...SE wind 40 kt. Seas 27 ft.
.TUE...S wind 30 kt. Seas 27 ft.

$$

PKZ155-181315-
South of the AK Peninsula Castle Cape to Cape Sarichef-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...SW wind 25 kt. Seas 12 ft.
.FRI...W wind 20 kt increasing to 30 kt in the afternoon. Seas
12 ft.
.FRI NIGHT...SW wind 30 kt. From the Shumagin Islands E, W wind
25 kt diminishing to 15 kt after midnight. Seas 11 ft.
.SAT...W wind 30 kt. Seas 12 ft.
.SAT NIGHT...W wind 35 kt. Seas 12 ft.
.SUN...S wind 40 kt. Seas 20 ft.
.MON...S wind 40 kt. Seas 27 ft.
.TUE...S wind 25 kt. Seas 21 ft.

$$

PKZ160-181315-
Bristol Bay-
244 PM AKST Thu Dec 17 2020

.TONIGHT...NE wind 10 kt becoming E after midnight. Seas 2 ft.
.FRI...E wind 20 kt. Seas 4 ft. Freezing spray.
.FRI NIGHT...E wind 15 kt. Seas 5 ft. Freezing spray.
.SAT...E wind 20 kt. Seas 5 ft.
.SAT NIGHT...NW wind 30 kt. Seas 8 ft.
.SUN...SW wind 30 kt. Seas 7 ft.
.MON...E wind 35 kt. Seas 10 ft.
.TUE...SE wind 25 kt. Seas 8 ft.

$$

PKZ165-181315-
Port Heiden to Cape Sarichef-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...SW wind 25 kt except S 15 kt from Port Moller E. Seas
12 ft except 5 ft from Port Moller E.
.FRI...SW wind 30 kt except SW 20 kt from Port Moller E. Seas 12
ft.
.FRI NIGHT...SW wind 30 kt except S 20 kt from Port Moller E. Seas 
14 ft.
.SAT AND SAT NIGHT...W wind 30 kt. Seas 11 ft.
.SUN THROUGH MON...SE wind 40 kt. Seas 11 ft.
.TUE...SE wind 25 kt. Seas 10 ft.

$$

PKZ170-181315-
Cape Sarichef to Nikolski Bering Side-
244 PM AKST Thu Dec 17 2020

...GALE WARNING FRIDAY AND FRIDAY NIGHT...

.TONIGHT...SW wind 30 kt. Seas 16 ft.
.FRI...SW wind 35 kt. Seas 15 ft.
.FRI NIGHT...W wind 35 kt. Seas 16 ft.
.SAT...NW wind 25 kt. Seas 10 ft.
.SAT NIGHT...W wind 20 kt. Seas 8 ft.
.SUN THROUGH MON...S wind 40 kt. Seas 15 ft.
.TUE...S wind 25 kt. Seas 12 ft.

$$

PKZ171-181315-
Unalaska Bay-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...SW wind 15 kt diminishing to 10 kt after midnight. Seas 2 ft.
.FRI...SW wind 25 kt. Seas 4 ft.
.FRI NIGHT...SW wind 25 kt. Seas 4 ft.
.SAT...W wind 20 kt. Seas 2 ft.
.SAT NIGHT...W wind 15 kt. Seas 2 ft.
.SUN...S wind 30 kt. Seas 5 ft.
.MON...S wind 25 kt. Seas 3 ft.
.TUE...S wind 15 kt. Seas 2 ft.

$$

PKZ172-181315-
Cape Sarichef to Nikolski Pacific Side-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...SW wind 25 kt. Seas 16 ft.
.FRI...W wind 25 kt. Seas 12 ft.
.FRI NIGHT...W wind 30 kt. Seas 11 ft.
.SAT...W wind 30 kt. Seas 11 ft.
.SAT NIGHT...W wind 25 kt. Seas 10 ft.
.SUN...S wind 45 kt. Seas 25 ft.
.MON...S wind 40 kt. Seas 25 ft.
.TUE...S wind 25 kt. Seas 22 ft.

$$

PKZ173-181315-
Nikolski to Seguam Island Bering Side-
244 PM AKST Thu Dec 17 2020

...GALE WARNING TONIGHT...

.TONIGHT...W wind 35 kt. Seas 18 ft.
.FRI...W wind 30 kt. Seas 14 ft.
.FRI NIGHT...W wind 30 kt. Seas 11 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SAT NIGHT...SW wind 20 kt. Seas 8 ft.
.SUN...SE wind 50 kt. Seas 18 ft.
.MON...S wind 15 kt. Seas 12 ft.
.TUE...SW wind 25 kt. Seas 14 ft.

$$

PKZ174-181315-
Nikolski to Seguam Island Pacific Side-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...W wind 25 kt. Seas 17 ft.
.FRI...W wind 25 kt. Seas 12 ft.
.FRI NIGHT...W wind 25 kt. Seas 10 ft.
.SAT AND SAT NIGHT...SW wind 25 kt. Seas 11 ft.
.SUN...S wind 50 kt. Seas 24 ft.
.MON...S wind 20 kt. Seas 23 ft.
.TUE...SW wind 25 kt. Seas 24 ft.

$$

PKZ175-181315-
Seguam Island to Adak Bering Side-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...W wind 30 kt. Seas 13 ft.
.FRI...W wind 20 kt. Seas 9 ft.
.FRI NIGHT...W wind 20 kt. Seas 8 ft.
.SAT AND SAT NIGHT...SW wind 25 kt. Seas 9 ft.
.SUN...S wind 45 kt. Seas 12 ft.
.MON...SE wind 15 kt. Seas 9 ft.
.TUE...W wind 30 kt. Seas 15 ft.

$$

PKZ176-181315-
Seguam Island to Adak Pacific Side-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...W wind 25 kt. Seas 15 ft.
.FRI...W wind 15 kt. Seas 11 ft.
.FRI NIGHT...W wind 20 kt. Seas 10 ft.
.SAT...W wind 25 kt. Seas 12 ft.
.SAT NIGHT...SW wind 40 kt. Seas 13 ft.
.SUN...S wind 50 kt. Seas 22 ft.
.MON...S wind 20 kt. Seas 23 ft.
.TUE...W wind 30 kt. Seas 24 ft.

$$

PKZ177-181315-
Adak to Kiska-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...W wind 20 kt. Seas 13 ft.
.FRI...W wind 20 kt. Seas 11 ft.
.FRI NIGHT...SW wind 30 kt. Seas 12 ft.
.SAT...W wind 30 kt. Seas 13 ft.
.SAT NIGHT...S wind 40 kt. Seas 13 ft.
.SUN...S wind 40 kt. Seas 22 ft.
.MON...W wind 25 kt. Seas 22 ft.
.TUE...W wind 30 kt. Seas 22 ft.

$$

PKZ178-181315-
Kiska to Attu-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...W wind 20 kt. Seas 12 ft.
.FRI...W wind 15 kt increasing to 25 kt in the afternoon. Seas 10 ft.
.FRI NIGHT...W wind 30 kt. Seas 15 ft.
.SAT...W wind 30 kt. Seas 14 ft.
.SAT NIGHT...SE wind 30 kt. Seas 12 ft.
.SUN...S wind 30 kt. Seas 18 ft.
.MON THROUGH TUE...NW wind 35 kt. Seas 23 ft.

$$

PKZ179-181315-
Pribilof Islands Near Shore Waters-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...SE wind 25 kt. Seas 14 ft. Rain showers and snow
showers.
.FRI...SE wind 25 kt becoming NE in the afternoon. Seas 12 ft.
Rain showers and snow showers.
.FRI NIGHT...N wind 30 kt. Seas 10 ft. Freezing spray.
.SAT...N wind 25 kt. Seas 8 ft.
.SAT NIGHT...W wind 15 kt. Seas 6 ft.
.SUN...SE wind 30 kt. Seas 18 ft.
.MON...S wind 30 kt. Seas 18 ft.
.TUE...SE wind 15 kt. Seas 14 ft.

$$

PKZ180-181315-
Kuskokwim Delta and Etolin Strait-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...E wind 20 kt. Seas in ice free waters 4 ft. Freezing
spray.
.FRI...E wind 25 kt. Seas in ice free waters 7 ft. Freezing spray.
.FRI NIGHT...E wind 25 kt. Seas in ice free waters 7 ft. Freezing
spray. Snow showers and rain showers.
.SAT...NE wind 25 kt. Seas in ice free waters 7 ft.
.SAT NIGHT...NW wind 25 kt. Seas in ice free waters 6 ft.
.SUN...SE wind 30 kt. Seas in ice free waters 10 ft.
.MON...E wind 40 kt. Seas in ice free waters 15 ft.
.TUE...SE wind 25 kt. Seas in ice free waters 11 ft.

$$

PKZ181-181315-
North and West of Nunivak Island-
244 PM AKST Thu Dec 17 2020

...HEAVY FREEZING SPRAY WARNING THROUGH FRIDAY NIGHT...

.TONIGHT...E wind 20 kt. Seas in ice free waters 4 ft. Heavy
freezing spray.
.FRI...NE wind 20 kt. Seas in ice free waters 5 ft. Heavy freezing 
spray.
.FRI NIGHT...NE wind 20 kt. Seas in ice free waters 4 ft. Heavy
freezing spray.
.SAT...N wind 20 kt. Seas in ice free waters 3 ft.
.SAT NIGHT...NW wind 20 kt. Seas in ice free waters 4 ft.
.SUN...NE wind 30 kt. Seas in ice free waters 7 ft.
.MON...NE wind 35 kt. Seas in ice free waters 10 ft.
.TUE...E wind 30 kt. Seas in ice free waters 9 ft.

$$

PKZ185-181315-
Saint Matthew Island Waters-
244 PM AKST Thu Dec 17 2020

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

.TONIGHT...E wind 25 kt. Seas 11 ft. Heavy freezing spray.
.FRI...NE wind 25 kt. Seas 11 ft. Heavy freezing spray.
.FRI NIGHT...NE wind 20 kt. Seas 9 ft. Freezing spray.
.SAT AND SAT NIGHT...N wind 20 kt. Seas 6 ft.
.SUN...NE wind 35 kt. Seas 19 ft.
.MON THROUGH TUE...NE wind 40 kt. Seas 23 ft.

$$
951 
FZAK52 PAFC 181240
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
340 AM AKST Fri Dec 18 2020

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.

PKZ199-190200-
340 AM AKST Fri Dec 18 2020
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 970 mb low 45 nm southwest of Saint Paul moves to 130 nm east of
Saint Paul at 976 mb by Sat morning then moves inland near Egegik
at 984 mb by Sun morning. A complex 981 mb low 195 nm northwest of
Shemya remains nearly stationary through Sat morning then moves 
to 400 nm northwest of Shemya by Sun morning. A 965 mb North 
Pacific low pushes a front to the western Aleutians by Sun 
morning.

$$

PKZ150-190200-
South of the AK Peninsula Sitkinak to Castle Cape-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...SW wind 30 kt. Seas 12 ft. Rain showers and snow showers.
.TONIGHT...NW wind 30 kt. Seas 12 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SAT NIGHT...W wind 35 kt. Seas 15 ft.
.SUN...SW wind 35 kt. Seas 14 ft.
.MON...S wind 35 kt. Seas 25 ft.
.TUE...S wind 25 kt. Seas 23 ft.

$$

PKZ155-190200-
South of the AK Peninsula Castle Cape to Cape Sarichef-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...W wind 20 kt increasing to 30 kt in the afternoon. 
Seas 12 ft.
.TONIGHT...SW wind 30 kt. From the Shumagin Islands E, W wind 25
kt diminishing to 15 kt after midnight. Seas 11 ft.
.SAT...W wind 30 kt. Seas 12 ft.
.SAT NIGHT...W wind 35 kt. Seas 12 ft.
.SUN THROUGH MON...S wind 35 kt. Seas 22 ft.
.TUE...S wind 25 kt. Seas 20 ft.

$$

PKZ160-190200-
Bristol Bay-
340 AM AKST Fri Dec 18 2020

.TODAY...E wind 20 kt. Seas 4 ft. Freezing spray.
.TONIGHT...E wind 20 kt. Seas 5 ft. Freezing spray.
.SAT...E wind 20 kt. Seas 5 ft. Freezing spray.
.SAT NIGHT...NW wind 30 kt. Seas 8 ft.
.SUN...SW wind 30 kt. Seas 7 ft.
.MON...SE wind 30 kt. Seas 7 ft.
.TUE...SE wind 20 kt. Seas 6 ft.

$$

PKZ165-190200-
Port Heiden to Cape Sarichef-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...SW wind 30 kt except SW 20 kt from Port Moller E. 
Seas 12 ft.
.TONIGHT...SW wind 30 kt except S 25 kt from Port Moller E. 
Seas 14 ft.
.SAT...SW wind 30 kt. Seas 12 ft.
.SAT NIGHT...W wind 30 kt. Seas 10 ft.
.SUN THROUGH MON...SE wind 30 kt. Seas 9 ft.
.TUE...SE wind 25 kt. Seas 9 ft.

$$

PKZ170-190200-
Cape Sarichef to Nikolski Bering Side-
340 AM AKST Fri Dec 18 2020

...GALE WARNING THROUGH TONIGHT...

.TODAY...SW wind 35 kt. Seas 15 ft.
.TONIGHT...W wind 35 kt. Seas 16 ft.
.SAT...NW wind 25 kt. Seas 10 ft.
.SAT NIGHT...W wind 20 kt. Seas 8 ft.
.SUN...S wind 40 kt. Seas 16 ft.
.MON THROUGH TUE...S wind 25 kt. Seas 11 ft.

$$

PKZ171-190200-
Unalaska Bay-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SW wind 25 kt. Seas 4 ft.
.TONIGHT...SW wind 25 kt. Seas 4 ft.
.SAT...W wind 20 kt. Seas 2 ft.
.SAT NIGHT...W wind 15 kt. Seas 2 ft.
.SUN...S wind 30 kt. Seas 5 ft.
.MON...S wind 20 kt. Seas 3 ft.
.TUE...S wind 15 kt. Seas 2 ft.

$$

PKZ172-190200-
Cape Sarichef to Nikolski Pacific Side-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...W wind 25 kt. Seas 12 ft.
.TONIGHT...W wind 30 kt. Seas 11 ft.
.SAT...W wind 30 kt. Seas 11 ft.
.SAT NIGHT...W wind 25 kt. Seas 10 ft.
.SUN...S wind 45 kt. Seas 25 ft.
.MON...S wind 30 kt. Seas 21 ft.
.TUE...S wind 25 kt. Seas 22 ft.

$$

PKZ173-190200-
Nikolski to Seguam Island Bering Side-
340 AM AKST Fri Dec 18 2020

...GALE WARNING TODAY...

.TODAY...W wind 35 kt. Seas 14 ft.
.TONIGHT...W wind 30 kt. Seas 11 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SAT NIGHT...SW wind 20 kt. Seas 8 ft.
.SUN...SE wind 50 kt. Seas 18 ft.
.MON THROUGH TUE...SW wind 20 kt. Seas 13 ft.

$$

PKZ174-190200-
Nikolski to Seguam Island Pacific Side-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...W wind 25 kt. Seas 12 ft.
.TONIGHT...W wind 25 kt. Seas 10 ft.
.SAT...W wind 25 kt. Seas 11 ft.
.SAT NIGHT...SW wind 25 kt. Seas 11 ft.
.SUN...S wind 50 kt. Seas 24 ft.
.MON THROUGH TUE...SW wind 25 kt. Seas 23 ft.

$$

PKZ175-190200-
Seguam Island to Adak Bering Side-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...W wind 25 kt. Seas 9 ft.
.TONIGHT...W wind 20 kt. Seas 8 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SAT NIGHT...SW wind 25 kt. Seas 9 ft.
.SUN...S wind 45 kt. Seas 12 ft.
.MON...S wind 15 kt. Seas 9 ft.
.TUE...W wind 30 kt. Seas 17 ft.

$$

PKZ176-190200-
Seguam Island to Adak Pacific Side-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...W wind 20 kt. Seas 11 ft.
.TONIGHT...W wind 20 kt. Seas 10 ft.
.SAT...W wind 25 kt. Seas 12 ft.
.SAT NIGHT...SW wind 40 kt. Seas 13 ft.
.SUN...S wind 50 kt. Seas 22 ft.
.MON...SW wind 25 kt. Seas 23 ft.
.TUE...W wind 30 kt. Seas 23 ft.

$$

PKZ177-190200-
Adak to Kiska-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...W wind 20 kt. Seas 11 ft.
.TONIGHT...SW wind 30 kt. Seas 12 ft.
.SAT...SW wind 30 kt. Seas 13 ft.
.SAT NIGHT...S wind 40 kt. Seas 13 ft.
.SUN...S wind 40 kt. Seas 22 ft.
.MON THROUGH TUE...NW wind 30 kt. Seas 21 ft.

$$

PKZ178-190200-
Kiska to Attu-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...SW wind 15 kt increasing to 25 kt in the afternoon. 
Seas 10 ft.
.TONIGHT...SW wind 30 kt. Seas 15 ft.
.SAT...W wind 30 kt becoming SW 20 kt in the afternoon. 
Seas 14 ft.
.SAT NIGHT...SE wind 30 kt. Seas 12 ft.
.SUN...S wind 30 kt. Seas 18 ft.
.MON THROUGH TUE...W wind 30 kt. Seas 26 ft.

$$

PKZ179-190200-
Pribilof Islands Near Shore Waters-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...SE wind 25 kt becoming NE in the afternoon. Seas 12 ft.
Rain showers and snow showers.
.TONIGHT...N wind 30 kt. Seas 10 ft. Freezing spray.
.SAT...N wind 25 kt becoming NW 15 kt in the afternoon. Seas 8 ft.
Freezing spray.
.SAT NIGHT...W wind 15 kt. Seas 6 ft.
.SUN...SE wind 30 kt. Seas 15 ft.
.MON...E wind 15 kt. Seas 12 ft.
.TUE...S wind 15 kt. Seas 11 ft.

$$

PKZ180-190200-
Kuskokwim Delta and Etolin Strait-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TODAY...E wind 25 kt. Seas in ice free waters 7 ft. Freezing
spray.
.TONIGHT...E wind 25 kt. Seas in ice free waters 7 ft. Freezing
spray north and west of Cape Newenham. Snow showers and rain 
showers.
.SAT...N wind 25 kt. Seas in ice free waters 7 ft. Freezing spray.
.SAT NIGHT...NW wind 25 kt. Seas in ice free waters 6 ft.
.SUN THROUGH MON...SE wind 30 kt. Seas in ice free waters 10 ft.
.TUE...SE wind 25 kt. Seas in ice free waters 8 ft.

$$

PKZ181-190200-
North and West of Nunivak Island-
340 AM AKST Fri Dec 18 2020

...HEAVY FREEZING SPRAY WARNING THROUGH TONIGHT...
...SMALL CRAFT ADVISORY TODAY...

.TODAY...NE wind 25 kt. Seas in ice free waters 5 ft. Heavy
freezing spray.
.TONIGHT...NE wind 20 kt. Seas in ice free waters 4 ft. Heavy
freezing spray.
.SAT...NE wind 20 kt. Seas in ice free waters 3 ft. Freezing
spray.
.SAT NIGHT...NW wind 20 kt. Seas in ice free waters 4 ft.
.SUN THROUGH MON...NE wind 30 kt. Seas in ice free waters 7 ft.
.TUE...NE wind 20 kt. Seas in ice free waters 5 ft.

$$

PKZ185-190200-
Saint Matthew Island Waters-
340 AM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE wind 25 kt. Seas 11 ft. Freezing spray.
.TONIGHT...NE wind 20 kt. Seas 9 ft. Freezing spray.
.SAT...N wind 20 kt. Seas 7 ft. Freezing spray.
.SAT NIGHT...N wind 20 kt. Seas 5 ft.
.SUN...NE wind 35 kt. Seas 13 ft.
.MON...NE wind 35 kt. Seas 19 ft.
.TUE...N wind 30 kt. Seas 18 ft.

$$
759 
FZAK52 PAFC 182348
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
248 PM AKST Fri Dec 18 2020

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.

PKZ199-191315-
248 PM AKST Fri Dec 18 2020
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 972 mb 25 nm south of Saint Paul moves to 50nm southeast of 
Dillingham at 982 mb by Sat night and then moves inland. A front 
approaches the western Aleutians on Sat evening and continues to 
the central Bering by Sun morning.

$$

PKZ150-191315-
South of the AK Peninsula Sitkinak to Castle Cape-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...NW wind 15 kt. Seas 11 ft.
.SAT...W wind 15 kt becoming SW 25 kt in the afternoon. Seas 11
ft.
.SAT NIGHT...SW wind 30 kt. Seas 14 ft.
.SUN...W wind 30 kt. Seas 14 ft.
.SUN NIGHT...S wind 40 kt. Seas 15 ft.
.MON...S wind 45 kt. Seas 25 ft.
.TUE...S wind 25 kt. Seas 23 ft.
.WED...S wind 20 kt. Seas 19 ft.

$$

PKZ155-191315-
South of the AK Peninsula Castle Cape to Cape Sarichef-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...SW wind 20 kt. Seas 10 ft.
.SAT...SW wind 30 kt. From the Shumagin Islands E, SW wind 20 kt
increasing to 30 kt in the afternoon. Seas 13 ft.
.SAT NIGHT...W wind 30 kt. Seas 14 ft.
.SUN...SW wind 30 kt. Seas 10 ft.
.SUN NIGHT...S wind 45 kt. Seas 21 ft.
.MON...S wind 40 kt. Seas 21 ft.
.TUE THROUGH WED...S wind 25 kt. Seas 20 ft.

$$

PKZ160-191315-
Bristol Bay-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...E wind 15 kt. Seas 5 ft. Freezing spray.
.SAT...SE wind 15 kt. Seas 6 ft. Freezing spray.
.SAT NIGHT...SE wind 25 kt becoming NW after midnight. Seas 10 ft. 
Heavy freezing spray.
.SUN...W wind 25 kt. Seas 9 ft.
.SUN NIGHT...SE wind 35 kt. Seas 7 ft.
.MON...SE wind 40 kt. Seas 8 ft.
.TUE THROUGH WED...SE wind 20 kt. Seas 6 ft.

$$

PKZ165-191315-
Port Heiden to Cape Sarichef-
248 PM AKST Fri Dec 18 2020

...GALE WARNING SATURDAY AND SATURDAY NIGHT...

.TONIGHT...SW wind 25 kt. Seas 11 ft.
.SAT...SW wind 35 kt. Seas 13 ft.
.SAT NIGHT...W wind 35 kt. Seas 13 ft. Freezing spray.
.SUN...SW wind 30 kt. Seas 10 ft.
.SUN NIGHT...SE wind 40 kt. Seas 10 ft.
.MON...S wind 35 kt. Seas 9 ft.
.TUE...SE wind 25 kt. Seas 9 ft.
.WED...S wind 20 kt. Seas 8 ft.

$$

PKZ170-191315-
Cape Sarichef to Nikolski Bering Side-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...SW wind 30 kt. Seas 12 ft.
.SAT...W wind 30 kt. Seas 12 ft.
.SAT NIGHT...W wind 25 kt. Seas 9 ft.
.SUN...S wind 40 kt. Seas 10 ft.
.SUN NIGHT...S wind 45 kt. Seas 13 ft.
.MON THROUGH TUE...S wind 25 kt. Seas 10 ft.
.WED...SW wind 20 kt. Seas 9 ft.

$$

PKZ171-191315-
Unalaska Bay-
248 PM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TONIGHT...SW wind 15 kt increasing to 25 kt after midnight. Seas 2 
ft building to 4 ft after midnight.
.SAT...W wind 25 kt. Seas 4 ft.
.SAT NIGHT...W wind 20 kt diminishing to 10 kt after midnight.
Seas 3 ft.
.SUN...S wind 30 kt. Seas 5 ft.
.SUN NIGHT...S wind 40 kt. Seas 6 ft.
.MON...S wind 20 kt. Seas 3 ft.
.TUE THROUGH WED...S wind 15 kt. Seas 2 ft.

$$

PKZ172-191315-
Cape Sarichef to Nikolski Pacific Side-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...W wind 25 kt. Seas 11 ft.
.SAT...W wind 30 kt. Seas 12 ft.
.SAT NIGHT...W wind 25 kt. Seas 11 ft.
.SUN AND SUN NIGHT...S wind 50 kt. Seas 20 ft.
.MON THROUGH WED...SW wind 25 kt. Seas 21 ft.

$$

PKZ173-191315-
Nikolski to Seguam Island Bering Side-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...W wind 30 kt. Seas 10 ft.
.SAT...W wind 25 kt. Seas 10 ft.
.SAT NIGHT...W wind 25 kt. Seas 8 ft.
.SUN AND SUN NIGHT...S wind 40 kt. Seas 15 ft.
.MON THROUGH TUE...SW wind 20 kt. Seas 13 ft.
.WED...W wind 20 kt. Seas 14 ft.

$$

PKZ174-191315-
Nikolski to Seguam Island Pacific Side-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...W wind 25 kt. Seas 11 ft.
.SAT...W wind 30 kt. Seas 12 ft.
.SAT NIGHT...W wind 25 kt. Seas 13 ft.
.SUN...S wind 50 kt. Seas 20 ft.
.SUN NIGHT...SW wind 40 kt. Seas 20 ft.
.MON THROUGH TUE...SW wind 25 kt. Seas 23 ft.
.WED...W wind 25 kt. Seas 19 ft.

$$

PKZ175-191315-
Seguam Island to Adak Bering Side-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...W wind 25 kt. Seas 8 ft.
.SAT...W wind 25 kt. Seas 9 ft.
.SAT NIGHT...W wind 25 kt. Seas 9 ft.
.SUN...S wind 35 kt. Seas 10 ft.
.SUN NIGHT...SW wind 30 kt. Seas 8 ft.
.MON...SW wind 15 kt. Seas 9 ft.
.TUE THROUGH WED...W wind 30 kt. Seas 17 ft.

$$

PKZ176-191315-
Seguam Island to Adak Pacific Side-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...W wind 25 kt. Seas 10 ft.
.SAT...W wind 30 kt. Seas 13 ft.
.SAT NIGHT...S wind 30 kt. Seas 12 ft. Widespread rain and snow
showers.
.SUN...S wind 40 kt. Seas 16 ft.
.SUN NIGHT...SW wind 30 kt. Seas 16 ft.
.MON...SW wind 20 kt. Seas 23 ft.
.TUE...W wind 30 kt. Seas 23 ft.
.WED...W wind 30 kt. Seas 15 ft.

$$

PKZ177-191315-
Adak to Kiska-
248 PM AKST Fri Dec 18 2020

...GALE WARNING SATURDAY NIGHT...

.TONIGHT...W wind 30 kt. Seas 13 ft.
.SAT...W wind 30 kt. Seas 13 ft.
.SAT NIGHT...SW wind 20 kt becoming SE 40 kt after midnight. Seas 13
ft. Widespread snow and rain showers.
.SUN...S wind 30 kt. Seas 13 ft.
.SUN NIGHT...S wind 15 kt. Seas 17 ft.
.MON THROUGH WED...W wind 30 kt. Seas 19 ft.

$$

PKZ178-191315-
Kiska to Attu-
248 PM AKST Fri Dec 18 2020

...GALE WARNING SATURDAY NIGHT...

.TONIGHT...SW wind 30 kt. Seas 14 ft.
.SAT...W wind 25 kt. Seas 13 ft.
.SAT NIGHT...SE wind 35 kt. Seas 14 ft. Snow showers.
.SUN...SE wind 30 kt. Seas 18 ft.
.SUN NIGHT...NE wind 20 kt. Seas 18 ft.
.MON...NW wind 30 kt. Seas 26 ft.
.TUE...W wind 30 kt. Seas 26 ft.
.WED...W wind 25 kt. Seas 19 ft.

$$

PKZ179-191315-
Pribilof Islands Near Shore Waters-
248 PM AKST Fri Dec 18 2020

...SMALL CRAFT ADVISORY THROUGH SATURDAY...

.TONIGHT...N wind 30 kt. Seas 10 ft. Freezing spray.
.SAT...N wind 30 kt becoming NW 20 kt in the afternoon. Seas 9 ft.
Freezing spray.
.SAT NIGHT...NW wind 20 kt. Seas 7 ft. Freezing spray.
.SUN...S wind 25 kt. Seas 7 ft.
.SUN NIGHT...E wind 40 kt. Seas 12 ft.
.MON...S wind 20 kt. Seas 10 ft.
.TUE...S wind 15 kt. Seas 11 ft.
.WED...N wind 15 kt. Seas 10 ft.

$$

PKZ180-191315-
Kuskokwim Delta and Etolin Strait-
248 PM AKST Fri Dec 18 2020

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

.TONIGHT...E wind 25 kt. Seas in ice free waters 8 ft. Heavy freezing
spray.
.SAT...E wind 25 kt. Seas in ice free waters 8 ft. Heavy freezing 
spray.
.SAT NIGHT...N wind 25 kt. Seas in ice free waters 7 ft. Heavy freezing
spray.
.SUN...SW wind 25 kt. Seas in ice free waters 6 ft.
.SUN NIGHT...E wind 40 kt. Seas in ice free waters 11 ft.
.MON...SE wind 40 kt. Seas in ice free waters 11 ft.
.TUE...SE wind 25 kt. Seas in ice free waters 8 ft.
.WED...E wind 20 kt. Seas in ice free waters 8 ft.

$$

PKZ181-191315-
North and West of Nunivak Island-
248 PM AKST Fri Dec 18 2020

...HEAVY FREEZING SPRAY WARNING THROUGH SATURDAY...

.TONIGHT...NE wind 20 kt. Seas in ice free waters 5 ft. Heavy 
freezing spray.
.SAT...NE wind 15 kt. Seas in ice free waters 4 ft. Heavy freezing 
spray.
.SAT NIGHT...N wind 15 kt in the evening becoming variable 10 kt.
Seas in ice free waters 3 ft.
.SUN...SE wind 15 kt. Seas in ice free waters 3 ft.
.SUN NIGHT...E wind 35 kt. Seas in ice free waters 6 ft.
.MON...NE wind 40 kt. Seas in ice free waters 8 ft.
.TUE...NE wind 20 kt. Seas in ice free waters 5 ft.
.WED...N wind 15 kt. Seas in ice free waters 6 ft.

$$

PKZ185-191315-
Saint Matthew Island Waters-
248 PM AKST Fri Dec 18 2020

...HEAVY FREEZING SPRAY WARNING TONIGHT...
...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...NE wind 25 kt. Seas 9 ft. Heavy freezing spray.
.SAT...N wind 20 kt. Seas 7 ft. Freezing spray.
.SAT NIGHT...NW wind 10 kt E of Saint Matthew Island...N 20 kt W of 
Saint Matthew Island. Seas 7 ft. Freezing spray.
.SUN...NE wind 20 kt. Seas 8 ft.
.SUN NIGHT...E wind 40 kt. Seas 10 ft.
.MON...NE wind 40 kt. Seas 19 ft.
.TUE...N wind 30 kt. Seas 18 ft.
.WED...N wind 25 kt. Seas 11 ft.

$$
770 
FZAK52 PAFC 191234
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
334 AM AKST Sat Dec 19 2020

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.

PKZ199-200130-
334 AM AKST Sat Dec 19 2020
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 974 mb low 90 nm east of Saint Paul moves inland near Egegik at
982 mb by Sun morning. A front attached to a 966 mb North Pacific
low 310 nm southwest of Attu moves across the western Aleutians 
for Sat evening and continues to the eastern Bering by Mon 
morning. The North Pacific low moves to 160 nm southwest of Adak 
at 959 mb by Mon morning. A 975 mb low develops along the front 
190 nm south of Atka Sun evening and moves to 75 nm south of Saint
Paul at 966 mb for Mon morning.

$$

PKZ150-200130-
South of the AK Peninsula Sitkinak to Castle Cape-
334 AM AKST Sat Dec 19 2020

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

.TODAY...W wind 15 kt becoming SW 25 kt in the afternoon. 
Seas 11 ft.
.TONIGHT...SW wind 30 kt. Seas 14 ft.
.SUN...W wind 30 kt. Seas 14 ft.
.SUN NIGHT...S wind 40 kt. Seas 15 ft.
.MON...S wind 45 kt. Seas 25 ft.
.TUE...S wind 30 kt. Seas 22 ft.
.WED...SW wind 25 kt. Seas 19 ft.

$$

PKZ155-200130-
South of the AK Peninsula Castle Cape to Cape Sarichef-
334 AM AKST Sat Dec 19 2020

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

.TODAY...SW wind 30 kt. From the Shumagin Islands E, SW wind 20 kt
increasing to 30 kt in the afternoon. Seas 13 ft.
.TONIGHT...W wind 30 kt. Seas 14 ft.
.SUN...W wind 30 kt. Seas 10 ft.
.SUN NIGHT...S wind 45 kt. Seas 21 ft.
.MON...S wind 40 kt. Seas 21 ft.
.TUE...S wind 30 kt. Seas 20 ft.
.WED...W wind 25 kt. Seas 18 ft.

$$

PKZ160-200130-
Bristol Bay-
334 AM AKST Sat Dec 19 2020

...SMALL CRAFT ADVISORY TONIGHT AND SUNDAY...

.TODAY...SE wind 20 kt. Seas 6 ft. Freezing spray.
.TONIGHT...SE wind 30 kt becoming NW after midnight. Seas 10 ft.
Freezing spray.
.SUN...W wind 25 kt. Seas 9 ft. Freezing spray.
.SUN NIGHT...SE wind 35 kt. Seas 7 ft.
.MON...SE wind 40 kt. Seas 8 ft.
.TUE...SE wind 25 kt. Seas 7 ft.
.WED...SW wind 20 kt. Seas 6 ft.

$$

PKZ165-200130-
Port Heiden to Cape Sarichef-
334 AM AKST Sat Dec 19 2020

...GALE WARNING THROUGH TONIGHT...

.TODAY...SW wind 35 kt. Seas 13 ft.
.TONIGHT...W wind 35 kt. Seas 13 ft. Freezing spray.
.SUN...S wind 25 kt. From Port Moller E, W wind 30 kt becoming SW
15 kt in the afternoon. Seas 10 ft subsiding to 6 ft in the
afternoon. Freezing spray.
.SUN NIGHT...SE wind 40 kt. Seas 10 ft.
.MON...SE wind 35 kt. Seas 9 ft.
.TUE...S wind 25 kt. Seas 9 ft.
.WED...W wind 20 kt. Seas 9 ft.

$$

PKZ170-200130-
Cape Sarichef to Nikolski Bering Side-
334 AM AKST Sat Dec 19 2020

...GALE WARNING SUNDAY...

.TODAY...W wind 30 kt. Seas 12 ft.
.TONIGHT...W wind 25 kt. Seas 9 ft.
.SUN...S wind 20 kt becoming SE 40 kt in the afternoon. Seas 6 ft
building to 10 ft in the afternoon. Widespread rain showers.
.SUN NIGHT...S wind 45 kt. Seas 13 ft.
.MON...S wind 25 kt. Seas 8 ft.
.TUE THROUGH WED...W wind 15 kt. Seas 11 ft.

$$

PKZ171-200130-
Unalaska Bay-
334 AM AKST Sat Dec 19 2020

...SMALL CRAFT ADVISORY TODAY AND SUNDAY...

.TODAY...W wind 25 kt. Seas 4 ft.
.TONIGHT...W wind 20 kt diminishing to 10 kt after midnight. 
Seas 3 ft.
.SUN...S wind 10 kt becoming SE 30 kt in the afternoon. 
Seas 2 ft building to 5 ft in the afternoon. Snow showers and 
widespread rain showers.
.SUN NIGHT...S wind 40 kt. Seas 6 ft.
.MON...S wind 20 kt. Seas 3 ft.
.TUE...SW wind 15 kt. Seas 2 ft.
.WED...W wind 10 kt. Seas 3 ft.

$$

PKZ172-200130-
Cape Sarichef to Nikolski Pacific Side-
334 AM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY...

.TODAY...W wind 30 kt. Seas 12 ft.
.TONIGHT...W wind 30 kt. Seas 11 ft.
.SUN...SW wind 25 kt becoming S 50 kt in the afternoon. Seas 10 ft
building to 17 ft in the afternoon. Widespread rain showers.
.SUN NIGHT...S wind 50 kt. Seas 22 ft.
.MON THROUGH TUE...SW wind 25 kt. Seas 20 ft.
.WED...NW wind 15 kt. Seas 17 ft.

$$

PKZ173-200130-
Nikolski to Seguam Island Bering Side-
334 AM AKST Sat Dec 19 2020

...GALE WARNING SUNDAY...

.TODAY...W wind 25 kt. Seas 10 ft.
.TONIGHT...W wind 25 kt becoming S after midnight. Seas 8 ft.
.SUN...SE wind 40 kt. Seas 9 ft building to 15 ft in the
afternoon. Widespread snow and rain showers.
.SUN NIGHT...S wind 40 kt. Seas 14 ft.
.MON...S wind 20 kt. Seas 10 ft.
.TUE...W wind 20 kt. Seas 15 ft.
.WED...W wind 15 kt. Seas 14 ft.

$$

PKZ174-200130-
Nikolski to Seguam Island Pacific Side-
334 AM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY...

.TODAY...W wind 30 kt. Seas 12 ft.
.TONIGHT...W wind 25 kt becoming S after midnight. Seas 13 ft.
.SUN...S wind 40 kt increasing to 50 kt in the afternoon. 
Seas 13 ft building to 20 ft in the afternoon. Widespread rain and 
snow showers.
.SUN NIGHT...SW wind 40 kt. Seas 20 ft.
.MON...S wind 25 kt. Seas 21 ft.
.TUE THROUGH WED...W wind 20 kt. Seas 21 ft.

$$

PKZ175-200130-
Seguam Island to Adak Bering Side-
334 AM AKST Sat Dec 19 2020

...GALE WARNING SUNDAY...

.TODAY...W wind 25 kt. Seas 9 ft.
.TONIGHT...W wind 25 kt becoming SE after midnight. Seas 9 ft.
.SUN...SE wind 35 kt. Seas 10 ft. Widespread snow showers.
.SUN NIGHT...SW wind 30 kt. Seas 8 ft.
.MON...SW wind 20 kt. Seas 9 ft.
.TUE...W wind 25 kt. Seas 23 ft.
.WED...SW wind 25 kt. Seas 16 ft.

$$

PKZ176-200130-
Seguam Island to Adak Pacific Side-
334 AM AKST Sat Dec 19 2020

...GALE WARNING SUNDAY...

.TODAY...W wind 30 kt. Seas 13 ft.
.TONIGHT...W wind 30 kt in the evening becoming S. Seas 12 ft.
.SUN...S wind 40 kt becoming SW 30 kt in the afternoon. 
Seas 16 ft.
.SUN NIGHT...SW wind 30 kt. Seas 16 ft.
.MON...SW wind 20 kt. Seas 22 ft.
.TUE...W wind 25 kt. Seas 22 ft.
.WED...SW wind 25 kt. Seas 15 ft.

$$

PKZ177-200130-
Adak to Kiska-
334 AM AKST Sat Dec 19 2020

...GALE WARNING TONIGHT...

.TODAY...W wind 30 kt. Seas 13 ft.
.TONIGHT...SW wind 20 kt becoming SE 35 kt after midnight. 
Seas 13 ft. Widespread snow and rain showers.
.SUN...S wind 30 kt diminishing to 15 kt in the afternoon. 
Seas 13 ft.
.SUN NIGHT...S wind 15 kt. Seas 17 ft.
.MON THROUGH TUE...W wind 25 kt. Seas 22 ft.
.WED...SW wind 25 kt. Seas 16 ft.

$$

PKZ178-200130-
Kiska to Attu-
334 AM AKST Sat Dec 19 2020

...GALE WARNING TONIGHT...

.TODAY...W wind 25 kt becoming S in the afternoon. Seas 13 ft.
.TONIGHT...SE wind 35 kt. Seas 14 ft. Snow showers.
.SUN...SE wind 30 kt. Seas 18 ft.
.SUN NIGHT...NE wind 20 kt. Seas 18 ft.
.MON...NW wind 30 kt. Seas 25 ft.
.TUE...W wind 30 kt. Seas 22 ft.
.WED...SW wind 30 kt. Seas 18 ft.

$$

PKZ179-200130-
Pribilof Islands Near Shore Waters-
334 AM AKST Sat Dec 19 2020

...SMALL CRAFT ADVISORY TODAY AND SUNDAY...

.TODAY...N wind 30 kt becoming NW 20 kt in the afternoon. 
Seas 9 ft. Freezing spray.
.TONIGHT...NW wind 20 kt. Seas 7 ft. Freezing spray.
.SUN...SW wind 15 kt becoming SE 25 kt in the afternoon. 
Seas 7 ft.
.SUN NIGHT...E wind 40 kt. Seas 12 ft.
.MON...S wind 20 kt. Seas 10 ft.
.TUE...NW wind 20 kt. Seas 10 ft.
.WED...W wind 20 kt. Seas 10 ft.

$$

PKZ180-200130-
Kuskokwim Delta and Etolin Strait-
334 AM AKST Sat Dec 19 2020

...SMALL CRAFT ADVISORY THROUGH SUNDAY...

.TODAY...E wind 25 kt. Seas in ice free waters 8 ft. Freezing
spray.
.TONIGHT...N wind 25 kt. Seas in ice free waters 7 ft. Freezing
spray.
.SUN...NW wind 25 kt becoming S in the afternoon. Seas in ice free
waters 6 ft. Freezing spray.
.SUN NIGHT...E wind 40 kt. Seas in ice free waters 11 ft.
.MON...SE wind 40 kt. Seas in ice free waters 11 ft.
.TUE...NE wind 20 kt. Seas in ice free waters 8 ft.
.WED...W wind 15 kt. Seas in ice free waters 8 ft.

$$

PKZ181-200130-
North and West of Nunivak Island-
334 AM AKST Sat Dec 19 2020

...HEAVY FREEZING SPRAY WARNING TODAY...

.TODAY...NE wind 20 kt. Seas in ice free waters 4 ft. Heavy
freezing spray.
.TONIGHT...N wind 15 kt in the evening becoming variable 10 kt.
Seas in ice free waters 3 ft.
.SUN...E wind 15 kt. Seas in ice free waters 3 ft.
.SUN NIGHT...E wind 35 kt. Seas in ice free waters 6 ft.
.MON...NE wind 40 kt. Seas in ice free waters 8 ft.
.TUE...N wind 15 kt. Seas in ice free waters 4 ft.
.WED...W wind 15 kt. Seas in ice free waters 6 ft.

$$

PKZ185-200130-
Saint Matthew Island Waters-
334 AM AKST Sat Dec 19 2020

...SMALL CRAFT ADVISORY SUNDAY...

.TODAY...N wind 20 kt. Seas 7 ft. Freezing spray.
.TONIGHT...NW wind 15 kt E of Saint Matthew Island...N 20 kt W of
Saint Matthew Island. Seas 7 ft. Freezing spray.
.SUN...E of Saint Matthew Island, NW wind 15 kt in the morning
becoming variable 10 kt. W of Saint Matthew Island, E wind 20 kt.
Seas 8 ft.
.SUN NIGHT...E wind 40 kt. Seas 10 ft.
.MON...NE wind 40 kt. Seas 19 ft.
.TUE...NW wind 30 kt. Seas 19 ft.
.WED...W wind 20 kt. Seas 11 ft.

$$
518 
FZAK52 PAFC 200001
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
301 PM AKST Sat Dec 19 2020

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.

PKZ199-201315-
301 PM AKST Sat Dec 19 2020
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 977 mb low 200 nm east of Saint Paul moves inland near Egegik at
982 mb Sun morning. A front associated with a broad 966 mb North 
Pacific low 350 miles southwest of Attu moves across the western 
Aleutians Sat evening and into the eastern Bering Mon morning. 
This large North Pacific low moves to 150 miles north of Atka at 
949 mb Mon afternoon.

$$

PKZ150-201315-
South of the AK Peninsula Sitkinak to Castle Cape-
301 PM AKST Sat Dec 19 2020

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

.TONIGHT...SW wind 30 kt. Seas 12 ft.
.SUN...W wind 35 kt. Seas 13 ft.
.SUN NIGHT...SW wind 25 kt becoming S 40 kt after midnight. Seas
10 ft building to 15 ft after midnight.
.MON...S wind 50 kt. Seas 21 ft.
.MON NIGHT...S wind 35 kt. Seas 25 ft.
.TUE...S wind 30 kt. Seas 22 ft.
.WED...SW wind 25 kt. Seas 19 ft.
.THU...N wind 15 kt. Seas 12 ft.

$$

PKZ155-201315-
South of the AK Peninsula Castle Cape to Cape Sarichef-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY NIGHT...

.TONIGHT...W wind 30 kt. Seas 14 ft.
.SUN...W wind 30 kt. Seas 11 ft.
.SUN NIGHT...S wind 50 kt except S 40 kt from the Shumagin Islands
E. Seas 19 ft. From the Shumagin Islands E, seas 11 ft building to
18 ft after midnight. Widespread rain showers.
.MON...S wind 45 kt. Seas 22 ft.
.MON NIGHT...S wind 25 kt. Seas 20 ft.
.TUE...S wind 30 kt. Seas 20 ft.
.WED...W wind 25 kt. Seas 18 ft.
.THU...N wind 15 kt. Seas 11 ft.

$$

PKZ160-201315-
Bristol Bay-
301 PM AKST Sat Dec 19 2020

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

.TONIGHT...S wind 25 kt becoming W 35 kt after midnight. Seas 11
ft. Heavy freezing spray.
.SUN...W wind 35 kt diminishing to 25 kt in the afternoon. Seas
11 ft subsiding to 7 ft in the afternoon. Heavy freezing spray.
.SUN NIGHT...SE wind 25 kt increasing to 35 kt after midnight.
Seas 5 ft building to 8 ft after midnight. Freezing spray.
.MON...SE wind 40 kt. Seas 9 ft.
.MON NIGHT...SE wind 25 kt. Seas 6 ft.
.TUE...SE wind 25 kt. Seas 7 ft.
.WED...SW wind 20 kt. Seas 6 ft.
.THU...N wind 15 kt. Seas 6 ft.

$$

PKZ165-201315-
Port Heiden to Cape Sarichef-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY NIGHT...

.TONIGHT...W wind 35 kt. Seas 13 ft. Freezing spray.
.SUN...S wind 25 kt. From Port Moller E, W wind 30 kt becoming SW
20 kt in the afternoon. Seas 11 ft subsiding to 7 ft in the
afternoon. Freezing spray.
.SUN NIGHT...SE wind 50 kt becoming S 40 kt after midnight. From
Port Moller E, SE wind 30 kt increasing to 40 kt after midnight.
Seas 12 ft.
.MON...S wind 35 kt. Seas 9 ft.
.MON NIGHT...SE wind 20 kt. Seas 7 ft.
.TUE...S wind 25 kt. Seas 9 ft.
.WED...W wind 20 kt. Seas 9 ft.
.THU...NE wind 15 kt. Seas 7 ft.

$$

PKZ170-201315-
Cape Sarichef to Nikolski Bering Side-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY AND SUNDAY NIGHT...

.TONIGHT...W wind 25 kt. Seas 9 ft.
.SUN...SW wind 25 kt becoming SE 50 kt in the afternoon. From
Unalaska E, SW wind 20 kt becoming S 30 kt in the afternoon. Seas
10 ft. Widespread snow and rain showers.
.SUN NIGHT...S wind 50 kt diminishing to 30 kt after midnight.
Seas 16 ft. Rain and snow.
.MON...S wind 25 kt. Seas 12 ft.
.MON NIGHT...S wind 25 kt. Seas 8 ft.
.TUE THROUGH WED...W wind 15 kt. Seas 11 ft.
.THU...SE wind 15 kt. Seas 9 ft.

$$

PKZ171-201315-
Unalaska Bay-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY NIGHT...

.TONIGHT...W wind 20 kt. Seas 3 ft.
.SUN...SW wind 15 kt becoming SE 30 kt in the afternoon. Seas 2 ft
building to 5 ft in the afternoon. Rain and snow.
.SUN NIGHT...S wind 50 kt diminishing to 25 kt after midnight.
Seas 8 ft subsiding to 3 ft after midnight. Rain.
.MON...SW wind 25 kt. Seas 3 ft.
.MON NIGHT...S wind 20 kt. Seas 3 ft.
.TUE...SW wind 15 kt. Seas 2 ft.
.WED...W wind 10 kt. Seas 3 ft.
.THU...E wind 10 kt. Seas 3 ft.

$$

PKZ172-201315-
Cape Sarichef to Nikolski Pacific Side-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY AND SUNDAY NIGHT...

.TONIGHT...W wind 25 kt. Seas 11 ft.
.SUN...SW wind 25 kt becoming S 50 kt in the afternoon. Seas 11 ft
building to 16 ft in the afternoon. Widespread rain and snow
showers.
.SUN NIGHT...S wind 55 kt diminishing to 35 kt after midnight.
Seas 23 ft. Rain.
.MON AND MON NIGHT...S wind 25 kt. Seas 20 ft.
.TUE...SW wind 25 kt. Seas 20 ft.
.WED...NW wind 15 kt. Seas 17 ft.
.THU...SE wind 15 kt. Seas 8 ft.

$$

PKZ173-201315-
Nikolski to Seguam Island Bering Side-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY...

.TONIGHT...W wind 25 kt. Seas 9 ft.
.SUN...S wind 35 kt becoming SE 50 kt in the afternoon. Seas 9 ft
building to 17 ft in the afternoon. Widespread rain and snow
showers.
.SUN NIGHT...SW wind 45 kt diminishing to 30 kt after midnight.
Seas 18 ft.
.MON...S wind 25 kt. Seas 15 ft.
.MON NIGHT...SW wind 20 kt. Seas 10 ft.
.TUE...W wind 20 kt. Seas 15 ft.
.WED...W wind 15 kt. Seas 14 ft.
.THU...S wind 20 kt. Seas 10 ft.

$$

PKZ174-201315-
Nikolski to Seguam Island Pacific Side-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY...

.TONIGHT...W wind 25 kt. Seas 13 ft.
.SUN...S wind 50 kt. Seas 13 ft building to 22 ft in the afternoon. 
Widespread rain and snow showers.
.SUN NIGHT...SW wind 45 kt diminishing to 25 kt after midnight.
Seas 23 ft.
.MON...S wind 35 kt. Seas 21 ft.
.MON NIGHT...SW wind 25 kt. Seas 21 ft.
.TUE THROUGH WED...W wind 20 kt. Seas 21 ft.
.THU...SW wind 25 kt. Seas 15 ft.

$$

PKZ175-201315-
Seguam Island to Adak Bering Side-
301 PM AKST Sat Dec 19 2020

...GALE WARNING SUNDAY...

.TONIGHT...W wind 25 kt. Seas 9 ft.
.SUN...SE wind 40 kt diminishing to 30 in the afternoon. Seas 13 ft.
Widespread rain and snow showers.
.SUN NIGHT...SW wind 30 kt. Seas 13 ft.
.MON...S wind 25 kt. Seas 12 ft.
.MON NIGHT...SW wind 20 kt. Seas 9 ft.
.TUE...W wind 25 kt. Seas 23 ft.
.WED...SW wind 25 kt. Seas 16 ft.
.THU...SW wind 30 kt. Seas 11 ft.

$$

PKZ176-201315-
Seguam Island to Adak Pacific Side-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY...

.TONIGHT...S wind 30 kt. Seas 12 ft.
.SUN...SE wind 50 kt diminishing to 35 in the afternoon. Seas 20 ft.
Widespread rain and snow showers.
.SUN NIGHT...SW wind 30 kt. Seas 20 ft.
.MON...SW wind 35 kt. Seas 24 ft.
.MON NIGHT...SW wind 20 kt. Seas 22 ft.
.TUE...W wind 25 kt. Seas 22 ft.
.WED...SW wind 25 kt. Seas 15 ft.
.THU...SW wind 30 kt. Seas 17 ft.

$$

PKZ177-201315-
Adak to Kiska-
301 PM AKST Sat Dec 19 2020

...GALE WARNING THROUGH SUNDAY...

.TONIGHT...SW wind 20 kt becoming SE 40 kt after midnight. Seas 14 ft.
Widespread snow and rain showers.
.SUN...SE wind 35 kt becoming S 20 kt in the afternoon. Seas 13 ft.
.SUN NIGHT...S wind 25 kt. Seas 19 ft.
.MON...NW wind 35 kt. Seas 21 ft.
.MON NIGHT...W wind 25 kt. Seas 21 ft.
.TUE...W wind 25 kt. Seas 23 ft.
.WED...SW wind 25 kt. Seas 16 ft.
.THU...W wind 30 kt. Seas 18 ft.

$$

PKZ178-201315-
Kiska to Attu-
301 PM AKST Sat Dec 19 2020

...GALE WARNING TONIGHT...

.TONIGHT...SE wind 35 kt. Seas 10 ft building to 15 ft after midnight.
.SUN...S wind 30 kt. Seas 17 ft.
.SUN NIGHT...NE wind 25 kt. Seas 18 ft.
.MON...N wind 30 kt. Seas 19 ft.
.MON NIGHT...NW wind 30 kt. Seas 25 ft.
.TUE...W wind 30 kt. Seas 22 ft.
.WED...SW wind 30 kt. Seas 18 ft.
.THU...W wind 30 kt. Seas 18 ft.

$$

PKZ179-201315-
Pribilof Islands Near Shore Waters-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY NIGHT...

.TONIGHT...NW wind 20 kt. Seas 7 ft. Freezing spray.
.SUN...SW wind 20 kt becoming SE in the afternoon. Seas 6 ft. 
Freezing spray.
.SUN NIGHT...E wind 50 kt. Seas 19 ft. Snow.
.MON...S wind 30 kt. Seas 16 ft.
.MON NIGHT...NE wind 15 kt. Seas 10 ft.
.TUE...NW wind 20 kt. Seas 10 ft.
.WED...W wind 20 kt. Seas 10 ft.
.THU...SE wind 15 kt. Seas 8 ft.

$$

PKZ180-201315-
Kuskokwim Delta and Etolin Strait-
301 PM AKST Sat Dec 19 2020

...HEAVY FREEZING SPRAY WARNING TONIGHT...
...GALE WARNING SUNDAY NIGHT...

.TONIGHT...NW wind 30 kt. Seas in ice free waters 8 ft. Heavy freezing
spray.
.SUN...NW wind 25 kt becoming S 15 kt in the afternoon. Seas in ice 
free waters 6 ft. Freezing spray.
.SUN NIGHT...E wind 30 kt increasing to 40 kt after midnight. Seas
in ice free waters 6 ft building to 12 ft after midnight. Freezing
spray.
.MON...SE wind 40 kt. Seas in ice free waters 13 ft.
.MON NIGHT...SE wind 20 kt. Seas in ice free waters 8 ft.
.TUE...NE wind 20 kt. Seas in ice free waters 8 ft.
.WED...W wind 15 kt. Seas in ice free waters 8 ft.
.THU...NE wind 15 kt. Seas in ice free waters 6 ft.

$$

PKZ181-201315-
North and West of Nunivak Island-
301 PM AKST Sat Dec 19 2020

...STORM WARNING SUNDAY NIGHT...
...HEAVY FREEZING SPRAY WARNING SUNDAY NIGHT...

.TONIGHT...N wind 15 kt. Seas in ice free waters 3 ft.
.SUN...SE wind 15 kt. Seas in ice free waters 3 ft.
.SUN NIGHT...E wind 30 kt increasing to 50 kt after midnight. Seas
in ice free waters 4 ft building to 9 ft after midnight. Heavy
freezing spray. Snow.
.MON...E wind 45 kt. Seas in ice free waters 9 ft.
.MON NIGHT...NE wind 30 kt. Seas in ice free waters 7 ft.
.TUE...N wind 15 kt. Seas in ice free waters 4 ft.
.WED...W wind 15 kt. Seas in ice free waters 6 ft.
.THU...SE wind 20 kt. Seas in ice free waters 6 ft.

$$

PKZ185-201315-
Saint Matthew Island Waters-
301 PM AKST Sat Dec 19 2020

...HEAVY FREEZING SPRAY WARNING SUNDAY NIGHT...
...STORM WARNING SUNDAY NIGHT...

.TONIGHT...Variable wind 10 kt E of Saint Matthew Island...N 20 kt
W of Saint Matthew Island. Seas 6 ft. Freezing spray.
.SUN...Variable wind 10 kt E of Saint Matthew Island...E 20 kt W
of Saint Matthew Island. Seas 6 ft. Freezing spray.
.SUN NIGHT...E of Saint Matthew Island, 55 kt after midnight. Wind
E 30 kt in the evening. W of Saint Matthew Island, NE wind 40 kt 
after midnight. Seas 8 ft building to 13 ft after midnight. Heavy freezing
spray.
.MON...NE wind 50 kt. Seas 21 ft.
.MON NIGHT...N wind 40 kt. Seas 19 ft.
.TUE...NW wind 30 kt. Seas 19 ft.
.WED...W wind 20 kt. Seas 11 ft.
.THU...SE wind 20 kt. Seas 9 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 Dec 14, 4:19 PM AKST, 10 hours 45 minutes earlier.

Area forecast discussion, Dec 14, 4:19 PM AKST, 10 hours 45 minutes before
Southcentral and Southwest Alaska Forecast Discussion
National Weather Service Anchorage AK
419 PM AKST Mon Dec 14 2020

.ANALYSIS AND UPPER LEVELS...

An elongated trough extends over the eastern Bering while an upper
level ridge is in place over the Alcan border. A vertically
stacked low over the southeastern Gulf is gradually lifting toward
the northeast. Meanwhile over Southcentral, a weakening frontal
boundary has moved inland, spreading in light rain showers along
the coast and a few snow showers inland. Farther west, snow
showers continue over the Bristol Bay region and Kuskokwim Delta
coast as several upper level waves rotate around the eastern
Bering low. High level cloud cover associated with the low in the
southeastern Gulf will continue to reach Southcentral today.

&&

.MODEL DISCUSSION...

Models remain in good agreement through the short-term. One
consistent difference between model solutions has been when the
snow across the Anchorage Bowl and Mat-Su Valleys will taper off,
with the NAM solution suggesting a longer duration through Tuesday
evening. One major difference is the timing of an upper level wave
that moves across Southcentral Tuesday night. The GFS/EC solution
is slower to bring this wave through while the NAM has a faster
solution. By later in the week, models are struggling to resolve
the strength and track of a North Pacific low that approaches the
southern Alaska Peninsula. Currently, the GFS is the fastest and
northernmost solution. Overall, there is much lower confidence in
the forecast beyond Wednesday.

&&

.AVIATION...

PANC...VFR conditions and light and variable winds will continue
through Monday evening. Snow may start as early as 9Z, bringing
conditions down to MVFR.

&&

.SHORT TERM FORECAST SOUTHCENTRAL ALASKA (Days 1 through 3/Tonight
through Thursday)...
The focus of the next couple days will be a long duration light
snow event for Southcentral Alaska. A short-wave trough
approaching the western Gulf will tap into moisture from the deep
low sitting over the northeast Pacific. The trough, which has
a very slight negative tilt, will be slow to move because of a
robust short-wave ridge sitting over Southcentral. Therefore,
initial forcing will come from a low level moisture and
convergence boundary extending from east of Kodiak Island
northward to the Kenai Peninsula along with weak low level
instability (12Z Anchorage sounding shows a 5000 ft layer with
lapse rates around 7 degrees C/km). Expect light snow to develop
across the Kenai Peninsula this evening, then continue northward
to Anchorage, the Mat-Su and the Copper River Basin overnight
tonight through Tuesday. The upper trough axis will then pick up
speed as it crosses Southcentral Tuesday night through Wednesday.
The trough axis itself is quite weak, thus snowfall will generally
be quite light, with storm totals of roughly 1 to 4 inches across
Southcentral. A vorticity maximum associated with the upper level
low currently over Southwest Alaska looks like it will phase with
the trough, which could locally and briefly enhance snowfall
rates. However, it is not yet clear where this phasing will occur.
Snow will taper off across the region from southwest to northeast
Tuesday night through Wednesday, lingering longest in the Copper
River Basin.

For Wednesday night and Thursday, a low will approach the Gulf
from the North Pacific. At this time, there is high level of
uncertainty in the track of this low and specifically, how far
north into the Gulf it will make it. Kodiak and the north Gulf
coast are the most likely regions to see wind and precipitation
from this low. The rest of Southcentral should remain dry out
ahead of this system, with seasonably cold temperatures.

&&

.SHORT TERM FORECAST SOUTHWEST ALASKA (Days 1 and 2)...

Widespread snowfall continues across the Kuskokwim Delta and
western Bristol Bay this afternoon, which will spread farther
inland overnight into Tuesday morning. These areas could see an
additional 2 to 4 inches of snowfall, with the Togiak area likely
to see highest totals, over the next day with this system. The
associated surface low near Nunivak Island today will continue to
lift northward out of the forecast area through Tuesday, leading
to a break in snowfall across much of the Southwest mainland early
Wednesday. The chance for snow returns to the Alaska Peninsula
and Southwest Alaska on Thursday as a low in the North Pacific
lifts northward. However, there is still some uncertainty in the
position of this system as to how far inland the snowfall will
move.

&&

.SHORT TERM FORECAST BERING SEA/ALEUTIANS (Days 1 and 2)...

Benign conditions continue across the Bering and Aleutians this
afternoon, which will quickly transition back to an active pattern
overnight tonight into Tuesday. A compact low will move lift over
the central Aleutians by early Tuesday morning, bringing a round
of strong gale force winds, with the potential for storm force
gusts and widespread precipitation. This system has once again
shifted its track, now farther north like the model runs from two
days ago showed. However, the strongest winds should remain south
of the Aleutian Chain as this system moves eastward and weakens
through Wednesday.

A second North Pacific low will approach the eastern Aleutians and
Alaska Peninsula on Wednesday, but models are struggling on the
placement of how far north this system will lift. This will bring
another round of widespread mixed precipitation to the region
through Thursday.

&&

.MARINE (Days 3 through 5/Thursday through Saturday)...

Gulf of Alaska: The forecast period looks to be active during this
time with two lows potentially impacting the Gulf. The first one
Thursday we continue to become more confident in that a gale
force system will impact the Gulf, however, exact track and
intensity remain uncertain affecting where the gale force winds
occur. There may be a brief lull in the gale force winds Friday
especially for the western Gulf. Another gale force system may
impact the Gulf Friday night into Saturday but this one remains
highly uncertain.

Bering Sea: For the eastern Bering, confidence has increased some
since yesterday for a potential gale force system to impact the
region Thursday through Friday, however, exact placement and
intensity continue to remain uncertain. Confidence is fairly high
for the western, northern, and central Bering for the forecast
period to have relatively benign conditions with winds less than
30 kts and seas less than 15 feet.

&&

.LONG TERM FORECAST (Days 4 through 7/Friday through Monday)...

The weather pattern during the forecast time period continues to
show strong Arctic high pressure locked in over the Interior of
Alaska east to the Yukon Territory. The subtropical jet continues
to remain fairly active during this time frame as well with
multiple storms trying to move northeastward and into the cold
air that is locked in across the interior areas of Alaska and the
Yukon. Latest data suggests that coastal areas of the eastern Kenai
Peninsula, Kodiak Island, and Prince William Sound area have the
best chance to see any meaningful precipitation during this
timeframe. Some of the energy from these systems may occasionally
send some light snow into the Anchorage area and across Southwest
but this time frame looks to remain on the colder side with
temperatures averaging below normal. The exact track and intensity
of any of these systems in this time frame continues to remain
highly uncertain and will become more clearer over the coming
days. Therefore, stay tuned. The weather continues to remain
fairly active as well across the Aleutian Island Chain with
chances for rain and snow accompanied by some wind with any system
that moves through.

&&

.AFC WATCHES/WARNINGS/ADVISORIES...
PUBLIC...NONE.
MARINE...Gale 174 176 177.
FIRE WEATHER...NONE.

&&

SYNOPSIS AND MODEL DISCUSSION...KO
SOUTHCENTRAL ALASKA...SEB
SOUTHWEST ALASKA/BERING SEA/ALEUTIANS...AH
MARINE/LONG TERM...MV

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 14, 3:15 PM AKSTSmall Craft AdvisoryAFC48 hr
Dec 14, 3:20 PM AKSTSmall Craft AdvisoryAFC48 hr
Dec 15, 3:04 AM AKSTGale WarningAFC24 hr
Dec 15, 4:05 AM AKSTSmall Craft AdvisoryAFC35 hr
Dec 15, 2:53 PM AKSTGale WarningAFC24 hr
Dec 15, 2:53 PM AKSTSmall Craft AdvisoryAFC72 hr

Nearby

Small Craft Advisories in Alaska, 2020Every small craft advisory in 2020

Sources

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