Gale Warning 622, NWS Anchorage, AK

499 
FZAK62 PAFC 172204
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
204 PM AKDT Sun Oct 17 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-181300-
204 PM AKDT Sun Oct 17 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 975 mb low over the Alaska Peninsula this afternoon will rapidly
move eastward into the Gulf tonight. A front will gradually move 
through the Bering Sea this afternoon through Tuesday afternoon. A
977 mb low associated with this front will move to 63N 174W 
Tuesday afternoon.

$$

PKZ411-181300-
Bering Sea Offshore West of 180 and East of the International
Dateline-
204 PM AKDT Sun Oct 17 2021

...GALE WARNING THROUGH MONDAY NIGHT...

.TONIGHT...S wind 25 to 40 kt. Seas 10 to 15 ft. Rain.
.MON...SW wind 25 to 35 kt. Seas 13 to 21 ft. Rain showers.
.MON NIGHT...W wind 30 to 40 kt. Seas 17 to 22 ft. Snow showers.
.TUE...W wind 30 to 40 kt. Seas 18 to 23 ft.
.TUE NIGHT...W wind 25 to 40 kt. Seas 16 to 21 ft.
.WED...SW wind 20 to 35 kt. Seas 9 to 17 ft.
.THU THROUGH FRI...W wind 25 to 40 kt. Seas 9 to 17 ft.

$$

PKZ412-181300-
Bering Sea Offshore 171W to 180 and North of 56N-
204 PM AKDT Sun Oct 17 2021

...GALE WARNING THROUGH MONDAY NIGHT...

.TONIGHT...N wind 10 to 25 kt becoming S 20 to 35 kt after
midnight. Seas 9 to 14 ft.
.MON...S wind 25 to 40 kt. Seas 9 to 14 ft. Rain.
.MON NIGHT...SW wind 25 to 35 kt. Seas 12 to 20 ft. Rain showers
and snow showers.
.TUE...W wind 30 to 40 kt. Seas 15 to 23 ft.
.TUE NIGHT...W wind 30 to 40 kt. Seas 18 to 23 ft.
.WED...SW wind 20 to 35 kt. Seas 12 to 20 ft.
.THU...NE wind 15 to 30 kt. Seas 9 to 14 ft.
.FRI...W wind 20 to 30 kt. Seas 12 to 16 ft.

$$

PKZ413-181300-
Bering Sea Offshore 171W to 180 and South of 56N-
204 PM AKDT Sun Oct 17 2021

...GALE WARNING MONDAY...

.TONIGHT...NW wind 15 to 30 kt becoming SW after midnight. Seas
13 to 19 ft subsiding to 10 to 13 ft after midnight.
.MON...S wind 20 to 35 kt becoming SW in the afternoon. Seas 9 to
13 ft.
.MON NIGHT...W wind 30 kt. Seas 12 to 20 ft.
.TUE...W wind 35 kt. Seas 14 to 20 ft.
.TUE NIGHT...W wind 35 kt. Seas 18 to 22 ft.
.WED...SW wind 20 to 35 kt. Seas 11 to 19 ft.
.THU THROUGH FRI...W wind 30 to 45 kt. Seas 13 to 21 ft.

$$

PKZ414-181300-
Bering Sea Offshore East of 171W-
204 PM AKDT Sun Oct 17 2021

...GALE WARNING TONIGHT...

.TONIGHT...N wind 25 to 35 kt diminishing to 10 to 25 kt after
midnight. Seas 10 to 18 ft.
.MON...W wind up to 20 kt becoming SW 15 to 30 kt in the
afternoon. Seas 6 to 11 ft.
.MON NIGHT...SW wind 15 to 30 kt. Seas 6 to 11 ft. Rain.
.TUE...W wind 20 to 30 kt. Seas 9 to 17 ft.
.TUE NIGHT...W wind 20 to 35 kt. Seas 11 to 19 ft.
.WED...W wind 20 to 35 kt. Seas 12 to 19 ft.
.THU...E wind 20 to 35 kt. Seas 9 to 14 ft.
.FRI...NW wind 15 to 30 kt. Seas 9 to 17 ft.

$$

490 
FZAK62 PAFC 181118
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
318 AM AKDT Mon Oct 18 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-190115-
318 AM AKDT Mon Oct 18 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A broad front moves across the Bering through Tuesday night. A 
973 mb low associated with the front moves to 62N 176W at 973 mb 
Tue morning, then to 62N 171W at 975 mb by Tue night.

$$

PKZ411-190115-
Bering Sea Offshore West of 180 and East of the International
Dateline-
318 AM AKDT Mon Oct 18 2021

...GALE WARNING THROUGH TUESDAY...

.TODAY...SW wind 25 to 35 kt. Seas 12 to 20 ft. Rain showers.
.TONIGHT...W wind 30 to 40 kt. Seas 18 to 23 ft. Snow showers.
.TUE...W wind 30 to 40 kt. Seas 18 to 23 ft. Rain showers and snow
showers.
.TUE NIGHT...W wind 20 to 35 kt. Seas 14 to 21 ft.
.WED THROUGH FRI...W wind 20 to 35 kt. Seas 8 to 13 ft.

$$

PKZ412-190115-
Bering Sea Offshore 171W to 180 and North of 56N-
318 AM AKDT Mon Oct 18 2021

...GALE WARNING THROUGH TUESDAY...

.TODAY...SW wind 25 to 40 kt. Seas 9 to 14 ft.
.TONIGHT...W wind 25 to 35 kt. Seas 13 to 21 ft. Rain showers and
snow showers.
.TUE...W wind 30 to 40 kt. Seas 18 to 24 ft. Rain showers and snow
showers.
.TUE NIGHT...W wind 30 to 40 kt. Seas 19 to 24 ft.
.WED...SW wind 20 to 35 kt. Seas 10 to 18 ft.
.THU...N wind 15 to 30 kt. Seas 9 to 14 ft.
.FRI...W wind 20 to 35 kt. Seas 9 to 14 ft.

$$

PKZ413-190115-
Bering Sea Offshore 171W to 180 and South of 56N-
318 AM AKDT Mon Oct 18 2021

...GALE WARNING TONIGHT AND TUESDAY...

.TODAY...SW wind 15 to 30 kt. Seas 9 to 13 ft.
.TONIGHT...W wind 25 to 35 kt. Seas 10 to 18 ft.
.TUE...W wind 35 kt. Seas 16 to 22 ft. Rain showers and snow
showers.
.TUE NIGHT...W wind 35 kt. Seas 17 to 22 ft.
.WED...SW wind 20 to 35 kt. Seas 11 to 19 ft.
.THU THROUGH FRI...W wind 25 to 40 kt. Seas 11 to 19 ft.

$$

PKZ414-190115-
Bering Sea Offshore East of 171W-
318 AM AKDT Mon Oct 18 2021

.TODAY...N wind up to 20 kt early becoming SW 15 to 30 kt. Seas 6 to
11 ft.
.TONIGHT...SW wind 15 to 30 kt becoming 25 kt after midnight. Seas
7 to 12 ft. Rain.
.TUE...W wind 20 to 30 kt. Seas 10 to 19 ft.  and snow showers.
.TUE NIGHT...W wind 20 to 35 kt. Seas 13 to 21 ft.
.WED...W wind 20 to 35 kt. Seas 10 to 18 ft.
.THU...E wind 20 to 35 kt. Seas 9 to 14 ft.
.FRI...NW wind 25 to 40 kt. Seas 10 to 18 ft.

$$

923 
FZAK62 PAFC 182346
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
346 PM AKDT Mon Oct 18 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-191300-
346 PM AKDT Mon Oct 18 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 976 mb low at 61N 175E this afternoon will move to 63N 174W at
979 mb Tuesday afternoon. The low then remains nearly stationary
and weakens to 992 mb Wednesday afternoon. A second 976 mb North
Pacific low will move to 52N 174E Wednesday afternoon. 

$$

PKZ411-191300-
Bering Sea Offshore West of 180 and East of the International
Dateline-
346 PM AKDT Mon Oct 18 2021

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...W wind 30 to 40 kt. Seas 18 to 23 ft.
.TUE...W wind 30 to 40 kt. Seas 18 to 24 ft.
.TUE NIGHT...W wind 25 to 40 kt. Seas 14 to 21 ft.
.WED...SW wind 10 to 25 kt. Seas 8 to 16 ft.
.WED NIGHT...N wind 15 to 30 kt. Seas 7 to 12 ft.
.THU THROUGH FRI...W wind 20 to 35 kt. Seas 8 to 13 ft.
.SAT...S wind 15 kt. Seas 6 ft.

$$

PKZ412-191300-
Bering Sea Offshore 171W to 180 and North of 56N-
346 PM AKDT Mon Oct 18 2021

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...W wind 25 to 40 kt. Seas 13 to 21 ft. Rain showers.
.TUE AND TUE NIGHT...W wind 30 to 40 kt. Seas 18 to 25 ft.
Rain showers.
.WED...W wind 15 to 30 kt. Seas 13 to 21 ft.
.WED NIGHT...E wind 10 to 25 kt. Seas 8 to 16 ft.
.THU...N wind 15 to 30 kt. Seas 9 to 14 ft.
.FRI THROUGH SAT...W wind 20 to 35 kt. Seas 8 to 13 ft.

$$

PKZ413-191300-
Bering Sea Offshore 171W to 180 and South of 56N-
346 PM AKDT Mon Oct 18 2021

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...W wind 25 to 35 kt. Seas 10 to 18 ft.
.TUE AND TUE NIGHT...W wind 25 to 35 kt. Seas 16 to 22 ft.
.WED...SW wind 15 to 30 kt. Seas 13 to 20 ft.
.WED NIGHT...SE wind 20 to 35 kt. Seas 9 to 17 ft.
.THU THROUGH FRI...W wind 25 to 40 kt. Seas 11 to 19 ft.
.SAT...W wind 10 to 25 kt. Seas 4 to 9 ft.

$$

PKZ414-191300-
Bering Sea Offshore East of 171W-
346 PM AKDT Mon Oct 18 2021

...GALE WARNING TUESDAY AND TUESDAY NIGHT...

.TONIGHT...SW wind 20 to 30 kt. Seas 7 to 12 ft. Rain.
.TUE THROUGH WED...W wind 20 to 35 kt. Seas 13 to 20 ft.
.WED NIGHT...SW wind 20 to 35 kt. Seas 10 to 18 ft.
.THU...E wind 20 to 35 kt. Seas 9 to 14 ft.
.FRI THROUGH SAT...NW wind 25 to 40 kt. Seas 9 to 17 ft.

$$

737 
FZAK62 PAFC 191033
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
233 AM AKDT Tue Oct 19 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-200115-
233 AM AKDT Tue Oct 19 2021

.SYNOPSIS FOR CENTRAL BERING SEA...

A 976 mb low near 62N 175W drifts to 67N 173W at 983 mb early Thu
morning. A second 978 mb Northwest Pacific treks toward the western
Aleutians at 50N 171E Wed afternoon. The strengthening low then 
advances across the central Bering to 55N 175W at 956 mb early Thu
morning.

$$

PKZ411-200115-
Bering Sea Offshore West of 180 and East of the International
Dateline-
233 AM AKDT Tue Oct 19 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...W wind 30 to 40 kt. Seas 18 to 24 ft.
.TONIGHT...W wind 25 to 40 kt. Seas 13 to 21 ft.
.WED...W wind 15 to 30 kt becoming SE up to 20 kt in the
afternoon. Seas 9 to 16 ft. Rain.
.WED NIGHT...N wind 20 to 35 kt. Seas 7 to 12 ft.
.THU THROUGH FRI...W wind 25 to 40 kt. Seas 8 to 16 ft.
.SAT...SW wind up to 20 kt. Seas 4 to 8 ft.

$$

PKZ412-200115-
Bering Sea Offshore 171W to 180 and North of 56N-
233 AM AKDT Tue Oct 19 2021

...GALE WARNING THROUGH WEDNESDAY...

.TODAY...W wind 40 kt. Seas 19 to 26 ft. Rain showers and snow
showers.
.TONIGHT...W wind 40 kt. Seas 19 to 25 ft. Snow showers and rain
showers.
.WED...W wind 20 to 35 kt diminishing to 10 to 25 kt in the
afternoon. Seas 13 to 21 ft.
.WED NIGHT...E wind 25 to 40 kt. Seas 8 to 13 ft.
.THU...NW wind 30 to 45 kt. Seas 11 to 19 ft.
.FRI THROUGH SAT...W wind 25 to 40 kt. Seas 10 to 18 ft.

$$

PKZ413-200115-
Bering Sea Offshore 171W to 180 and South of 56N-
233 AM AKDT Tue Oct 19 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...W wind 30 to 40 kt. Seas 16 to 23 ft.
.TONIGHT...W wind 25 to 35 kt. Seas 18 to 23 ft.
.WED...SW wind 15 to 30 kt. Seas 13 to 20 ft.
.WED NIGHT...SE wind 30 to 45 kt. Seas 10 to 16 ft.
.THU THROUGH FRI...W wind 40 to 55 kt. Seas 14 to 29 ft.
.SAT...W wind 15 to 30 kt. Seas 6 to 11 ft.

$$

PKZ414-200115-
Bering Sea Offshore East of 171W-
233 AM AKDT Tue Oct 19 2021

...GALE WARNING THROUGH WEDNESDAY...

.TODAY...W wind 20 to 35 kt. Seas 11 to 19 ft.
.TONIGHT...W wind 25 to 40 kt becoming 35 kt after midnight. Seas
15 to 23 ft.
.WED...W wind 20 to 35 kt. Seas 14 to 21 ft.
.WED NIGHT...S wind 30 to 45 kt. Seas 10 to 15 ft.
.THU...S wind 40 to 55 kt. Seas 13 to 28 ft.
.FRI...NW wind 35 to 50 kt. Seas 13 to 28 ft.
.SAT...W wind 30 kt. Seas 11 to 16 ft.

$$

142 
FZAK62 PAFC 200001
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
401 PM AKDT Tue Oct 19 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-201415-
401 PM AKDT Tue Oct 19 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 978 mb low at 61N 169W this afternoon will move over the Bering
Strait at 990 mb Wednesday afternoon. The low then dissipates by
Thursday afternoon. A second 973 mb low at 51N 172E Wednesday
afternoon will move to 57N 172W at 945 mb Thursday afternoon. 

$$

PKZ411-201415-
Bering Sea Offshore West of 180 and East of the International
Dateline-
401 PM AKDT Tue Oct 19 2021

...GALE WARNING TONIGHT AND WEDNESDAY NIGHT...

.TONIGHT...W wind 20 to 35 kt. Seas 13 to 21 ft.
.WED...W wind 15 to 30 kt becoming SE up to 20 kt in the
afternoon.
Seas 9 to 14 ft. Rain.
.WED NIGHT...NE wind 15 to 30 kt becoming N 25 to 40 kt after
midnight. Seas 7 to 12 ft. Rain with snow showers.
.THU AND THU NIGHT...NW wind 20 to 40 kt. Seas 9 to 17 ft.
.FRI...W wind 15 to 30 kt. Seas 9 to 14 ft.
.SAT THROUGH SUN...SW wind up to 20 kt. Seas 4 to 8 ft.

$$

PKZ412-201415-
Bering Sea Offshore 171W to 180 and North of 56N-
401 PM AKDT Tue Oct 19 2021

...GALE WARNING THROUGH WEDNESDAY NIGHT...

.TONIGHT...W wind 30 to 40 kt. Seas 19 to 25 ft.
.WED...W wind 20 to 35 kt diminishing to 10 to 25 kt in the
afternoon. Seas 13 to 21 ft.
.WED NIGHT...E wind up to 20 kt becoming 20 to 35 kt after midnight.
Seas 8 to 13 ft. Rain.
.THU...N wind 30 to 45 kt. Seas 10 to 18 ft.
.THU NIGHT...NW wind 35 to 50 kt. Seas 13 to 20 ft.
.FRI...NW wind 30 to 45 kt. Seas 11 to 19 ft.
.SAT THROUGH SUN...W wind 15 to 30 kt. Seas 6 to 11 ft.

$$

PKZ413-201415-
Bering Sea Offshore 171W to 180 and South of 56N-
401 PM AKDT Tue Oct 19 2021

...GALE WARNING THROUGH WEDNESDAY NIGHT...

.TONIGHT...W wind 30 to 40 kt diminishing to 20 to 35 kt after
midnight. Seas 17 to 23 ft.
.WED...W wind 20 to 35 kt becoming SW 10 to 25 kt in the
afternoon. Seas 12 to 20 ft.
.WED NIGHT...SE wind 30 to 45 kt. Seas 10 to 16 ft. Rain.
.THU AND THU NIGHT...NW wind 40 to 55 kt. Seas 14 to 29 ft.
.FRI...W wind 30 to 45 kt. Seas 13 to 21 ft.
.SAT...W wind 15 to 30 kt. Seas 6 to 11 ft.
.SUN...N wind up to 15 kt. Seas 4 to 7 ft.

$$

PKZ414-201415-
Bering Sea Offshore East of 171W-
401 PM AKDT Tue Oct 19 2021

...GALE WARNING THROUGH WEDNESDAY NIGHT...

.TONIGHT...W wind 30 to 40 kt. Seas 16 to 24 ft.
.WED...W wind 25 to 35 kt diminishing to 15 to 30 kt in the
afternoon. Seas 14 to 21 ft.
.WED NIGHT...SW wind 10 to 25 kt becoming SE 30 to 45 kt after
midnight. Seas 9 to 15 ft. Rain.
.THU...SE wind 35 to 50 kt except W 40 to 55 kt S of 56N. 
Seas 14 to 22 ft.
.THU NIGHT...NW wind 45 to 60 kt. Seas 15 to 30 ft.
.FRI...NW wind 40 to 55 kt. Seas 13 to 28 ft.
.SAT...W wind 25 to 35 kt. Seas 11 to 16 ft.
.SUN...W wind 15 to 25 kt. Seas 6 to 9 ft.

$$

028 
FZAK62 PAFC 201159
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
359 AM AKDT Wed Oct 20 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-210215-
359 AM AKDT Wed Oct 20 2021

.SYNOPSIS FOR CENTRAL BERING SEA...

A 983 mb low near 62N 168W moves to the Bering Strait at 988 mb
Wed night. The low then continues further north to the Chukchi 
Sea through Thu night. A strengthening 976 mb low at 51N 172E Wed 
afternoon moves through the Bering to 56N 165W at 947 mb early Fri 
morning.

$$

PKZ411-210215-
Bering Sea Offshore West of 180 and East of the International
Dateline-
359 AM AKDT Wed Oct 20 2021

...GALE WARNING TONIGHT AND THURSDAY...

.TODAY...W wind 10 to 25 kt becoming S up to 20 kt in the
afternoon. Seas 9 to 14 ft. Rain.
.TONIGHT...NE wind 15 to 30 kt becoming N 25 to 40 kt after
midnight. Seas 8 to 13 ft. Rain and snow showers.
.THU...NW wind 25 to 40 kt. Seas 10 to 18 ft.
.THU NIGHT...NW wind 25 to 40 kt. Seas 13 to 20 ft.
.FRI...NW wind 15 to 30 kt. Seas 8 to 16 ft.
.SAT...SW wind 10 to 25 kt. Seas 6 to 11 ft.
.SUN...N wind up to 20 kt. Seas 4 to 7 ft.

$$

PKZ412-210215-
Bering Sea Offshore 171W to 180 and North of 56N-
359 AM AKDT Wed Oct 20 2021

...STORM WARNING THURSDAY...

.TODAY...W wind 20 to 35 kt diminishing to 10 to 25 kt in the
afternoon. Seas 12 to 20 ft.
.TONIGHT...SE wind up to 20 kt becoming E 20 to 35 kt after
midnight. Seas 8 to 12 ft. Rain.
.THU...NE wind 25 to 40 kt becoming N 40 to 55 kt in the
afternoon. Seas 13 to 21 ft. Rain and snow.
.THU NIGHT...NW wind 40 to 55 kt. Seas 17 to 28 ft.
.FRI...NW wind 35 to 50 kt. Seas 13 to 21 ft.
.SAT...W wind 15 to 30 kt. Seas 9 to 14 ft.
.SUN...N wind 10 to 20 kt. Seas 4 to 7 ft.

$$

PKZ413-210215-
Bering Sea Offshore 171W to 180 and South of 56N-
359 AM AKDT Wed Oct 20 2021

...STORM WARNING THURSDAY...

.TODAY...SW wind 15 to 30 kt. Seas 11 to 19 ft.
.TONIGHT...SE wind 20 to 35 kt increasing to 30 to 45 kt after
midnight. Seas 10 to 15 ft. Rain.
.THU...W wind 35 to 50 kt increasing to 45 to 60 kt in the
afternoon. Seas 13 to 20 ft building to 22 to 33 ft in the
afternoon. Rain showers.
.THU NIGHT...NW wind 50 to 65 kt. Seas 24 to 39 ft.
.FRI...NW wind 45 to 60 kt. Seas 15 to 30 ft.
.SAT...W wind 15 to 30 kt. Seas 9 to 14 ft.
.SUN...NE wind 15 to 30 kt. Seas 5 to 10 ft.

$$

PKZ414-210215-
Bering Sea Offshore East of 171W-
359 AM AKDT Wed Oct 20 2021

...STORM WARNING THURSDAY...

.TODAY...W wind 25 to 35 kt diminishing to 15 to 30 kt in the
afternoon. Seas 15 to 21 ft.
.TONIGHT...SW wind 10 to 25 kt becoming SE 30 to 45 kt after
midnight. Seas 9 to 14 ft. Rain.
.THU...SE wind 35 to 50 kt. Seas 11 to 19 ft. Rain.
.THU NIGHT...SW wind 50 to 65 kt. Seas 21 to 36 ft.
.FRI...NW wind 50 to 65 kt. Seas 16 to 31 ft.
.SAT...NW wind 25 to 35 kt. Seas 10 to 18 ft.
.SUN...N wind 10 to 25 kt. Seas 5 to 9 ft.

$$

879 
FZAK62 PAFC 202337
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
337 PM AKDT Wed Oct 20 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-211400-
337 PM AKDT Wed Oct 20 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 975 mb low at 50N 172E moves to 57N 170W at 947 mb for Thu 
afternoon then shifts to 55N 157W at 961 mb by Fri afternoon. Its 
front moves across the Aleutians into the Southern Gulf through 
Fri afternoon. A 999 mb North Pacific low moves to 47N 176W at 
1003 mb by Fri afternoon.

$$

PKZ411-211400-
Bering Sea Offshore West of 180 and East of the International
Dateline-
337 PM AKDT Wed Oct 20 2021

...GALE WARNING THROUGH THURSDAY NIGHT...

.TONIGHT...NE wind 15 to 30 kt becoming N 25 to 40 kt after
midnight. Seas 8 to 13 ft. Rain and snow showers.
.THU AND THU NIGHT...NW wind 20 to 40 kt. Seas 10 to 18 ft.
.FRI...NW wind 15 to 25 kt. Seas 9 to 14 ft.
.FRI NIGHT...W wind 10 to 25 kt. Seas 8 to 12 ft.
.SAT...SW wind 10 to 25 kt. Seas 6 to 11 ft.
.SUN...N wind up to 20 kt. Seas 4 to 7 ft.
.MON...SW wind 15 to 25 kt. Seas 6 ft.

$$

PKZ412-211400-
Bering Sea Offshore 171W to 180 and North of 56N-
337 PM AKDT Wed Oct 20 2021

...STORM WARNING THURSDAY AND THURSDAY NIGHT...

.TONIGHT...SE wind up to 20 kt becoming E 20 to 35 kt after
midnight. Seas 8 to 12 ft. Rain.
.THU...NE wind 25 to 40 kt becoming N 40 to 55 kt in the
afternoon. Seas 12 to 20 ft. Rain and snow showers.
.THU NIGHT...NW wind 40 to 55 kt. Seas 17 to 27 ft. Rain showers.
.FRI...NW wind 30 to 45 kt. Seas 15 to 23 ft.
.FRI NIGHT...NW wind 20 to 35 kt. Seas 11 to 17 ft.
.SAT...W wind 15 to 30 kt. Seas 9 to 14 ft.
.SUN...N wind 10 to 20 kt. Seas 4 to 7 ft.
.MON...W wind 15 to 25 kt. Seas 6 ft.

$$

PKZ413-211400-
Bering Sea Offshore 171W to 180 and South of 56N-
337 PM AKDT Wed Oct 20 2021

...HURRICANE FORCE WIND WARNING THURSDAY AND THURSDAY NIGHT...

.TONIGHT...SE wind 20 to 35 kt increasing to 30 to 45 kt after
midnight. Seas 10 to 15 ft. Rain.
.THU...NW wind 35 to 50 kt becoming W 50 to 65 kt in the afternoon. 
Seas 13 to 20 ft building to 21 to 30 ft in the afternoon. Rain 
showers.
.THU NIGHT...W wind 50 to 65 kt. Seas 21 to 36 ft.
.FRI...W wind 40 to 55 kt. Seas 16 to 31 ft.
.FRI NIGHT...W wind 25 to 40 kt. Seas 12 to 20 ft.
.SAT...W wind 15 to 30 kt. Seas 9 to 14 ft.
.SUN...N wind 15 to 30 kt. Seas 5 to 10 ft.
.MON...W wind 25 kt. Seas 6 to 9 ft.

$$

PKZ414-211400-
Bering Sea Offshore East of 171W-
337 PM AKDT Wed Oct 20 2021

...HURRICANE FORCE WIND WARNING THURSDAY NIGHT...

.TONIGHT...SW wind 10 to 25 kt becoming SE 30 to 45 kt after
midnight. Seas 9 to 14 ft. Rain.
.THU...SE wind 30 to 45 kt increasing to 40 to 55 kt in the
afternoon, except W 40 to 60 kt S of 56N in the afternoon.
Seas 12 to 20 ft. Rain.
.THU NIGHT...W wind 50 to 65 kt, except NE 30 to 45 kt N of 57N. 
Seas 20 to 35 ft. Rain showers.
.FRI...NW wind 45 to 60 kt. Seas 16 to 31 ft.
.FRI NIGHT THROUGH SAT...NW wind 25 to 40 kt. Seas 11 to 19 ft.
.SUN THROUGH MON...NW wind 15 to 30 kt. Seas 5 to 9 ft.

$$

064 
FZAK62 PAFC 211148
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
348 AM AKDT Thu Oct 21 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-220200-
348 AM AKDT Thu Oct 21 2021

.SYNOPSIS FOR CENTRAL BERING SEA...A strong 956 mb low at 55N 176W 
rapidly moves to 55N 164W at 950 mb Fri morning. The low then crosses
the North Pacific at 55N 155W at 958 mb Fri afternoon. 

$$

PKZ411-220200-
Bering Sea Offshore West of 180 and East of the International
Dateline-
348 AM AKDT Thu Oct 21 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NW wind 30 to 45 kt. Seas 9 to 17 ft.
.TONIGHT...NW wind 25 to 40 kt diminishing to 20 to 30 kt after
midnight. Seas 11 to 17 ft.
.FRI...NW wind 15 to 25 kt. Seas 9 to 13 ft.
.FRI NIGHT...W wind 15 to 25 kt. Seas 7 to 11 ft.
.SAT...SW wind 10 to 25 kt. Seas 4 to 8 ft.
.SUN...N wind 15 to 30 kt. Seas 5 to 10 ft.
.MON...SW wind 15 to 30 kt. Seas 6 ft.

$$

PKZ412-220200-
Bering Sea Offshore 171W to 180 and North of 56N-
348 AM AKDT Thu Oct 21 2021

...STORM WARNING THROUGH TONIGHT...

.TODAY...N wind 35 to 50 kt. Seas 11 to 19 ft. Rain and widespread
snow showers.
.TONIGHT...NW wind 40 to 55 kt. Seas 15 to 25 ft. Rain.
.FRI...NW wind 30 to 45 kt. Seas 13 to 21 ft. Rain showers.
.FRI NIGHT...NW wind 20 to 35 kt. Seas 9 to 17 ft.
.SAT...NW wind 15 to 30 kt. Seas 7 to 12 ft.
.SUN...N wind up to 20 kt. Seas 5 to 8 ft.
.MON...W wind 15 to 25 kt. Seas 6 ft.

$$

PKZ413-220200-
Bering Sea Offshore 171W to 180 and South of 56N-
348 AM AKDT Thu Oct 21 2021

...HURRICANE FORCE WIND WARNING THROUGH TONIGHT...

.TODAY...W wind 40 to 55 kt becoming NW 50 to 65 kt in the
afternoon. Seas 15 to 30 ft. Rain showers.
.TONIGHT...NW wind 50 to 65 kt. Seas 19 to 34 ft.
.FRI...NW wind 40 to 55 kt diminishing to 30 to 45 kt in the
afternoon. Seas 16 to 24 ft.
.FRI NIGHT...NW wind 25 to 40 kt. Seas 11 to 18 ft.
.SAT...W wind 15 to 30 kt. Seas 7 to 12 ft.
.SUN...NE wind 20 to 35 kt. Seas 8 to 13 ft.
.MON...W wind 15 to 25 kt. Seas 6 to 9 ft.

$$

PKZ414-220200-
Bering Sea Offshore East of 171W-
348 AM AKDT Thu Oct 21 2021

...HURRICANE FORCE WIND WARNING TONIGHT...

.TODAY...SE wind 30 to 45 kt increasing to 40 to 55 kt in the
afternoon. Seas 9 to 17 ft building to 16 to 24 ft in the
afternoon. Rain.
.TONIGHT...SE wind 50 to 65 kt becoming N after midnight. Seas 20
to 35 ft. Widespread rain showers.
.FRI...N wind 45 to 60 kt becoming NW 30 to 45 kt in the
afternoon. Seas 15 to 30 ft. Rain showers.
.FRI NIGHT...NW wind 25 to 40 kt. Seas 12 to 20 ft.
.SAT...NW wind 20 to 35 kt. Seas 9 to 17 ft.
.SUN...N wind 10 to 25 kt. Seas 6 to 11 ft.
.MON...NW wind 20 to 30 kt. Seas 6 to 9 ft.

$$

980 
FZAK62 PAFC 212253
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
253 PM AKDT Thu Oct 21 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-221245-
253 PM AKDT Thu Oct 21 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A strong 945 mb low at 56N 170W rapidly moves to 55N 155W at 961 
mb Fri afternoon. Its front moves into Western Alaska and the Gulf
of Alaska for Thu night. A 1001 mb North Pacific low passes south
of the Aleutians through Sat afternoon.

$$

PKZ411-221245-
Bering Sea Offshore West of 180 and East of the International
Dateline-
253 PM AKDT Thu Oct 21 2021

...GALE WARNING TONIGHT...

.TONIGHT...NW wind 25 to 40 kt diminishing to 20 to 30 kt after
midnight. Seas 11 to 17 ft.
.FRI...NW wind 15 to 25 kt. Seas 9 to 13 ft.
.FRI NIGHT...W wind 15 to 25 kt. Seas 7 to 10 ft.
.SAT...W wind up to 20 kt. Seas 5 to 8 ft.
.SAT NIGHT...SE wind 10 to 25 kt. Seas 5 ft.
.SUN...N wind 15 to 30 kt. Seas 5 to 10 ft.
.MON THROUGH TUE...W wind 15 to 30 kt. Seas 6 to 9 ft.

$$

PKZ412-221245-
Bering Sea Offshore 171W to 180 and North of 56N-
253 PM AKDT Thu Oct 21 2021

...STORM WARNING TONIGHT...

.TONIGHT...NW wind 40 to 55 kt. Seas 15 to 25 ft. Rain.
.FRI...NW wind 30 to 45 kt. Seas 13 to 21 ft. Rain showers.
.FRI NIGHT...NW wind 20 to 35 kt. Seas 9 to 17 ft.
.SAT...NW wind 15 to 30 kt. Seas 8 to 13 ft.
.SAT NIGHT...W wind 10 to 25 kt. Seas 5 to 10 ft.
.SUN...N wind up to 20 kt. Seas 5 to 8 ft.
.MON THROUGH TUE...W wind 15 to 25 kt. Seas 7 ft.

$$

PKZ413-221245-
Bering Sea Offshore 171W to 180 and South of 56N-
253 PM AKDT Thu Oct 21 2021

...HURRICANE FORCE WIND WARNING TONIGHT...

.TONIGHT...NW wind 50 to 65 kt. Seas 19 to 34 ft.
.FRI...NW wind 40 to 55 kt diminishing to 30 to 45 kt in the
afternoon. Seas 16 to 24 ft.
.FRI NIGHT...NW wind 25 to 40 kt becoming W after midnight. 
Seas 11 to 18 ft.
.SAT...W wind 15 to 30 kt. Seas 8 to 13 ft.
.SAT NIGHT...SW wind 10 to 25 kt. Seas 5 to 10 ft.
.SUN...NE wind 20 to 35 kt. Seas 8 to 13 ft.
.MON THROUGH TUE...W wind 15 to 30 kt. Seas 6 to 9 ft.

$$

PKZ414-221245-
Bering Sea Offshore East of 171W-
253 PM AKDT Thu Oct 21 2021

...HURRICANE FORCE WIND WARNING TONIGHT...

.TONIGHT...SE wind 50 to 65 kt becoming N after midnight. Seas 20
to 35 ft. Widespread rain showers.
.FRI...N wind 45 to 60 kt becoming NW 30 to 45 kt in the
afternoon. Seas 15 to 30 ft. Rain showers.
.FRI NIGHT...NW wind 25 to 40 kt. Seas 12 to 20 ft.
.SAT...NW wind 25 to 35 kt. Seas 12 to 18 ft.
.SAT NIGHT...NW wind 20 to 35 kt. Seas 8 to 16 ft.
.SUN...N wind 10 to 25 kt. Seas 6 to 11 ft.
.MON THROUGH TUE...W wind 15 to 30 kt. Seas 6 to 9 ft.

$$

415 
FZAK62 PAFC 221200
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
400 AM AKDT Fri Oct 22 2021

Offshore Waters Forecast for the Bering Sea

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.

PKZ499-230115-
400 AM AKDT Fri Oct 22 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

The Semisopochnoi volcano which is located 52N 180W, is currently
active.

A 953 mb low at 56N 164W moves into the Gulf by Fri afternoon. A 
978 mb N Pacific low moves to 49N 179E Sun morning.

$$

PKZ411-230115-
Bering Sea Offshore West of 180 and East of the International
Dateline-
400 AM AKDT Fri Oct 22 2021

.TODAY...NW wind 25 kt. Seas 9 to 13 ft.
.TONIGHT...W wind 15 to 25 kt. Seas 8 to 11 ft.
.SAT...W wind 10 to 20 kt. Seas 7 ft.
.SAT NIGHT...S wind up to 10 kt. Seas 5 ft.
.SUN...S wind up to 10 kt. Seas 3 ft.
.MON THROUGH TUE...W wind 15 to 30 kt. Seas 4 to 9 ft.

$$

PKZ412-230115-
Bering Sea Offshore 171W to 180 and North of 56N-
400 AM AKDT Fri Oct 22 2021

...STORM WARNING TODAY...

.TODAY...NW wind 35 to 50 kt decreasing to 25 to 40 kt in the
afternoon. Seas 12 to 22 ft. Rain showers.
.TONIGHT...NW wind 20 to 35 kt. Seas 10 to 18 ft.
.SAT...NW wind 15 to 30 kt. Seas 8 to 13 ft.
.SAT NIGHT...NW wind up to 20 kt. Seas 5 to 9 ft.
.SUN THROUGH MON...W wind up to 20 kt. Seas 3 to 7 ft.
.TUE...W wind 15 to 30 kt. Seas 8 ft.

$$

PKZ413-230115-
Bering Sea Offshore 171W to 180 and South of 56N-
400 AM AKDT Fri Oct 22 2021

...STORM WARNING TODAY...

.TODAY...NW wind 35 to 50 kt diminishing to 25 to 40 kt in the
afternoon. Seas 14 to 24 ft.
.TONIGHT...NW wind 20 to 35 kt. Seas 11 to 18 ft.
.SAT...W wind 15 to 30 kt. Seas 8 to 16 ft.
.SAT NIGHT...SW wind up to 20 kt. Seas 4 to 9 ft.
.SUN...NE wind up to 15 kt. Seas 3 to 6 ft.
.MON THROUGH TUE...W wind 15 to 30 kt. Seas 3 to 7 ft.

$$

PKZ414-230115-
Bering Sea Offshore East of 171W-
400 AM AKDT Fri Oct 22 2021

...STORM WARNING TODAY...

.TODAY...NW wind 45 to 60 kt becoming NW 30 to 45 kt in the 
afternoon. Seas 15 to 35 ft. Rain showers.
.TONIGHT...NW wind 25 to 40 kt. Seas 13 to 23 ft.
.SAT...NW wind 25 to 40 kt. Seas 12 to 19 ft.
.SAT NIGHT...NW wind 20 to 35 kt. Seas 9 to 14 ft.
.SUN THROUGH TUE...W wind 10 to 25 kt. Seas 5 to 9 ft.

$$