Gale Warning 538, NWS Anchorage, AK

285 
FZAK62 PAFC 282329
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
329 PM AKDT Tue Sep 28 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.

PKZ499-291315-
329 PM AKDT Tue Sep 28 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 988 mb low at 60N 176E Tue night moves to 59N 173W and 
strengthens to 970 mb Wed night. The low then tracks to 55N 165W at 
978 mb by Thu afternoon.

$$

PKZ411-291315-
Bering Sea Offshore West of 180 and East of the International
Dateline-
329 PM AKDT Tue Sep 28 2021

...STORM WARNING WEDNESDAY NIGHT...

.TONIGHT...SW wind 20 to 35 kt. Seas 7 to 12 ft. Rain showers.
.WED...NW wind 30 to 45 kt. Seas 11 to 19 ft.
.WED NIGHT...NW wind 35 to 55 kt. Seas 15 to 26 ft.
.THU...NW wind 35 to 50 kt. Seas 17 to 27 ft.
.THU NIGHT...NW wind 20 to 35 kt. Seas 12 to 20 ft.
.FRI...W wind 10 to 25 kt. Seas 8 to 13 ft.
.SAT...SW wind 15 to 25 kt. Seas 9 ft.
.SUN...SE wind 15 to 30 kt. Seas 8 to 13 ft.

$$

PKZ412-291315-
Bering Sea Offshore 171W to 180 and North of 56N-
329 PM AKDT Tue Sep 28 2021

...STORM WARNING WEDNESDAY NIGHT...

.TONIGHT...SW wind 15 to 30 kt. Seas 6 to 9 ft. Rain showers.
.WED...W wind 30 to 45 kt. Seas 9 to 17 ft. Rain showers.
.WED NIGHT...W wind 45 to 60 kt. Seas 17 to 32 ft. Rain showers.
.THU...N wind 40 to 55 kt. Seas 18 to 33 ft.
.THU NIGHT...N wind 25 to 35 kt. Seas 12 to 19 ft.
.FRI...NW wind 15 to 30 kt. Seas 8 to 13 ft.
.SAT...SW wind 10 to 25 kt. Seas 5 to 8 ft.
.SUN...SE wind 20 kt. Seas 6 to 9 ft.

$$

PKZ413-291315-
Bering Sea Offshore 171W to 180 and South of 56N-
329 PM AKDT Tue Sep 28 2021

...STORM WARNING WEDNESDAY NIGHT...

.TONIGHT...W wind 25 kt becoming SW after midnight. Seas 6 to 10
ft.
.WED...W wind 30 to 45 kt. Seas 9 to 17 ft. Rain.
.WED NIGHT...W wind 35 to 50 kt. Seas 16 to 26 ft. Rain.
.THU...NW wind 40 to 55 kt. Seas 25 to 33 ft.
.THU NIGHT...NW wind 25 to 35 kt. Seas 15 to 25 ft.
.FRI...NW wind 15 to 30 kt. Seas 9 to 17 ft.
.SAT...SW wind 15 to 25 kt. Seas 9 ft.
.SUN...S wind 15 to 30 kt. Seas 9 ft.

$$

PKZ414-291315-
Bering Sea Offshore East of 171W-
329 PM AKDT Tue Sep 28 2021

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

.TONIGHT...W wind 20 kt. Seas 6 ft.
.WED...SW wind 20 to 35 kt. Seas 6 to 11 ft. Rain showers.
.WED NIGHT...W wind 25 to 40 kt. Seas 11 to 19 ft. Rain showers.
.THU...W wind 35 to 50 kt. Seas 14 to 27 ft.
.THU NIGHT...N wind 20 to 35 kt. Seas 14 to 22 ft.
.FRI THROUGH SAT...NW wind 25 to 40 kt. Seas 8 to 16 ft.
.SUN...SW wind 15 kt. Seas 5 to 9 ft.

$$

615 
FZAK62 PAFC 291057
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
257 AM AKDT Wed Sep 29 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.

PKZ499-300115-
257 AM AKDT Wed Sep 29 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A 987 Bering mb low at 60N 177E moves to 57N 176W at 983 mb Thu 
morning. The low then moves to 54N 171W at 993 mb Thu afternoon.

$$

PKZ411-300115-
Bering Sea Offshore West of 180 and East of the International
Dateline-
257 AM AKDT Wed Sep 29 2021

...STORM WARNING TONIGHT AND THURSDAY...

.TODAY...NW wind 30 to 45 kt. Seas 11 to 19 ft.
.TONIGHT...NW wind 40 to 55 kt. Seas 17 to 27 ft.
.THU...NW wind 35 to 50 kt becoming N 20 to 30 kt in the afternoon. 
Seas 15 to 27 ft.
.THU NIGHT...N wind 10 to 25 kt. Seas 10 to 18 ft.
.FRI...W wind up to 20 kt. Seas 6 to 11 ft.
.SAT...S wind 10 to 20 kt. Seas 5 to 8 ft.
.SUN...SE wind 20 to 35 kt. Seas 8 to 13 ft.

$$

PKZ412-300115-
Bering Sea Offshore 171W to 180 and North of 56N-
257 AM AKDT Wed Sep 29 2021

...STORM WARNING TONIGHT AND THURSDAY...

.TODAY...W wind 30 to 45 kt. Seas 9 to 17 ft. Rain.
.TONIGHT...W wind 40 to 55 kt. Seas 16 to 30 ft. Rain.
.THU...NW wind 35 to 50 kt becoming N 25 to 35 kt in the
afternoon. Seas 16 to 29 ft.
.THU NIGHT...N wind 20 to 30 kt. Seas 11 to 18 ft.
.FRI...NW wind 15 to 30 kt. Seas 6 to 11 ft.
.SAT...SW wind 10 to 20 kt. Seas 6 to 9 ft.
.SUN...S wind 20 to 35 kt. Seas 6 to 9 ft.

$$

PKZ413-300115-
Bering Sea Offshore 171W to 180 and South of 56N-
257 AM AKDT Wed Sep 29 2021

...STORM WARNING TONIGHT...

.TODAY...W wind 30 to 45 kt. Seas 9 to 17 ft. Rain.
.TONIGHT...W wind 35 to 50 kt. Seas 17 to 26 ft. Rain.
.THU...W wind 35 to 45 kt becoming NW 25 to 40 kt in the
afternoon. Seas 21 to 27 ft.
.THU NIGHT...N wind 20 to 30 kt. Seas 13 to 21 ft.
.FRI...NW wind 10 to 25 kt. Seas 8 to 13 ft.
.SAT...SW wind 10 to 20 kt. Seas 6 to 9 ft.
.SUN...S wind 20 to 35 kt. Seas 9 ft.

$$

PKZ414-300115-
Bering Sea Offshore East of 171W-
257 AM AKDT Wed Sep 29 2021

...GALE WARNING THROUGH THURSDAY...

.TODAY...SW wind 20 to 35 kt. Seas 6 to 11 ft. Rain.
.TONIGHT...W wind 25 to 40 kt. Seas 11 to 19 ft. Rain.
.THU...W wind 25 to 40 kt becoming NW 15 to 30 kt in the
afternoon. Seas 13 to 21 ft.
.THU NIGHT...N wind 20 to 30 kt. Seas 12 to 19 ft.
.FRI THROUGH SAT...NW wind 20 to 35 kt. Seas 8 to 16 ft.
.SUN...SW wind 10 to 25 kt. Seas 5 to 9 ft.

$$

230 
FZAK62 PAFC 292224
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
Issued by National Weather Service Fairbanks AK
224 PM AKDT Wed Sep 29 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.

PKZ499-301330-
224 PM AKDT Wed Sep 29 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 970 mb low near 63N 178W will move to near 58N 178W at 980 mb by 
4am Thu, and to near 54N 171W at 991 mb by 4pm Thu. High pressure 
will build over eastern Russia behind the low.


$$

PKZ411-301330-
Bering Sea Offshore West of 180 and East of the International
Dateline-
224 PM AKDT Wed Sep 29 2021

...STORM WARNING TONIGHT...

.TONIGHT...NW wind 40 to 55 kt. Seas 16 to 28 ft.
.THU...NW wind 30 to 45 kt becoming N 20 to 30 kt in the
afternoon. Seas 13 to 27 ft.
.THU NIGHT...N wind 10 to 25 kt. Seas 9 to 14 ft.
.FRI...NW wind up to 20 kt. Seas 5 to 10 ft.
.FRI NIGHT...W wind up to 20 kt. Seas 5 to 8 ft.
.SAT...S wind 10 to 20 kt. Seas 7 ft.
.SUN...SE wind 20 to 35 kt. Seas 8 to 13 ft.
.MON...SW wind 25 to 40 kt. Seas 16 to 26 ft.

$$

PKZ412-301330-
Bering Sea Offshore 171W to 180 and North of 56N-
224 PM AKDT Wed Sep 29 2021

...STORM WARNING THROUGH THURSDAY...

.TONIGHT...W wind 35 to 50 kt. Seas 16 to 29 ft. Rain showers.
.THU...N wind 35 to 50 kt diminishing to 30 kt in the afternoon.
Seas 15 to 29 ft.
.THU NIGHT...N wind 20 to 30 kt. Seas 11 to 16 ft.
.FRI...NW wind 15 to 30 kt. Seas 7 to 12 ft.
.FRI NIGHT...NW wind 10 to 25 kt. Seas 6 to 11 ft.
.SAT...W wind 10 to 20 kt. Seas 6 to 9 ft.
.SUN...S wind 20 to 35 kt. Seas 6 to 9 ft.
.MON...S wind 15 to 30 kt. Seas 13 to 21 ft.

$$

PKZ413-301330-
Bering Sea Offshore 171W to 180 and South of 56N-
224 PM AKDT Wed Sep 29 2021

...STORM WARNING THROUGH THURSDAY...

.TONIGHT...W wind 35 to 45 kt. Seas 17 to 25 ft. Rain showers.
.THU...W wind 35 to 50 kt becoming N 25 to 40 kt in the afternoon. 
Seas 18 to 27 ft. Rain showers.
.THU NIGHT...N wind 20 to 30 kt. Seas 11 to 18 ft.
.FRI...N wind 10 to 25 kt. Seas 8 to 12 ft.
.FRI NIGHT...NW wind 10 to 20 kt. Seas 6 to 11 ft.
.SAT...W wind 10 to 20 kt. Seas 7 ft.
.SUN...S wind 20 to 35 kt. Seas 9 ft.
.MON...SW wind 35 kt. Seas 15 to 30 ft.

$$

PKZ414-301330-
Bering Sea Offshore East of 171W-
224 PM AKDT Wed Sep 29 2021

...GALE WARNING THROUGH THURSDAY...

.TONIGHT...W wind 25 to 40 kt. Seas 11 to 19 ft. Rain showers.
.THU...W wind 25 to 40 kt becoming NW 15 to 30 kt in the
afternoon. Seas 11 to 19 ft.
.THU NIGHT...N wind 20 to 30 kt. Seas 11 to 17 ft.
.FRI...NW wind 25 to 35 kt. Seas 12 to 15 ft.
.FRI NIGHT...NW wind 25 to 35 kt. Seas 10 to 17 ft.
.SAT...NW wind 15 to 30 kt. Seas 8 to 13 ft.
.SUN...SW wind 10 to 25 kt. Seas 5 to 9 ft.
.MON...S wind 30 kt. Seas 12 to 20 ft.

$$

571 
FZAK62 PAFC 301101
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
301 AM AKDT Thu Sep 30 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.

PKZ499-010045-
301 AM AKDT Thu Sep 30 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 980 Bering mb low at 59N 178W moves to 55N 173W at 990 mb this 
afternoon. The low then moves to 53N 173W at 995 mb this evening. 
High pressure will build over eastern Siberia behind the low 
through Saturday.

$$

PKZ411-010045-
Bering Sea Offshore West of 180 and East of the International
Dateline-
301 AM AKDT Thu Sep 30 2021

...GALE WARNING TODAY...

.TODAY...NW wind 30 to 45 kt becoming N 20 to 30 kt in the
afternoon. Seas 15 to 27 ft.
.TONIGHT...N wind 10 to 25 kt. Seas 10 to 18 ft.
.FRI...NW wind 10 to 20 kt. Seas 6 to 11 ft.
.FRI NIGHT...W wind up to 20 kt. Seas 5 to 8 ft.
.SAT...S wind 10 to 25 kt. Seas 5 to 8 ft.
.SUN...SE wind 25 to 40 kt. Seas 14 to 22 ft.
.MON...S wind 25 to 35 kt. Seas 16 to 26 ft.

$$

PKZ412-010045-
Bering Sea Offshore 171W to 180 and North of 56N-
301 AM AKDT Thu Sep 30 2021

...STORM WARNING TODAY...

.TODAY...N wind 35 to 50 kt diminishing to 30 kt in the afternoon.
Seas 16 to 29 ft.
.TONIGHT...N wind 20 to 30 kt. Seas 11 to 18 ft.
.FRI...NW wind 15 to 30 kt. Seas 8 to 12 ft.
.FRI NIGHT...NW wind 10 to 25 kt. Seas 6 to 11 ft.
.SAT...W wind 10 to 20 kt. Seas 6 to 9 ft.
.SUN...S wind 15 to 30 kt. Seas 8 to 13 ft.
.MON...S wind 30 kt. Seas 14 to 27 ft.

$$

PKZ413-010045-
Bering Sea Offshore 171W to 180 and South of 56N-
301 AM AKDT Thu Sep 30 2021

...GALE WARNING TODAY...

.TODAY...W wind 35 to 45 kt becoming N 25 to 40 kt in the
afternoon. Seas 21 to 27 ft. Widespread rain showers.
.TONIGHT...N wind 20 to 30 kt. Seas 13 to 21 ft.
.FRI...N wind 10 to 25 kt. Seas 9 to 14 ft.
.FRI NIGHT...NW wind 10 to 20 kt. Seas 7 to 12 ft.
.SAT...SW wind 10 to 20 kt. Seas 5 to 9 ft.
.SUN...SE wind 20 to 35 kt. Seas 7 to 12 ft.
.MON...S wind 20 to 30 kt. Seas 11 to 19 ft.

$$

PKZ414-010045-
Bering Sea Offshore East of 171W-
301 AM AKDT Thu Sep 30 2021

...GALE WARNING TODAY AND FRIDAY...

.TODAY...W wind 25 to 40 kt becoming NW 15 to 30 kt in the
afternoon. Seas 13 to 21 ft.
.TONIGHT...N wind 20 to 30 kt. Seas 12 to 19 ft.
.FRI...NW wind 35 kt. Seas 12 to 16 ft. Rain showers.
.FRI NIGHT...NW wind 25 to 35 kt. Seas 10 to 16 ft.
.SAT...NW wind 15 to 30 kt. Seas 7 to 12 ft.
.SUN...SW wind up to 20 kt. Seas 4 to 7 ft.
.MON...S wind 20 to 30 kt. Seas 9 to 14 ft.

$$

333 
FZAK62 PAFC 010001
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
401 PM AKDT Thu Sep 30 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.

PKZ499-011345-
401 PM AKDT Thu Sep 30 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 980 Bering mb low exits the Bering over the Alaska Peninsula
this afternoon and moves into the Gulf of Alaska. High pressure
builds over the Western Bering creating strong northerly flow
across the Bering through Saturday.

$$

PKZ411-011345-
Bering Sea Offshore West of 180 and East of the International
Dateline-
401 PM AKDT Thu Sep 30 2021

.TONIGHT...N wind 15 to 25 kt. Seas 9 to 17 ft.
.FRI...NW wind 10 to 15 kt. Seas 5 to 10 ft.
.FRI NIGHT...SW wind 10 to 20 kt. Seas 6 ft.
.SAT...SW wind 20 kt. Seas 5 to 9 ft.
.SAT NIGHT...S wind 15 to 30 kt. Seas 7 ft.
.SUN THROUGH TUE...S wind 30 to 45 kt. Seas 16 to 24 ft.

$$

PKZ412-011345-
Bering Sea Offshore 171W to 180 and North of 56N-
401 PM AKDT Thu Sep 30 2021

.TONIGHT...N wind 20 to 30 kt. Seas 11 to 16 ft.
.FRI...NW wind 15 to 30 kt. Seas 8 to 12 ft.
.FRI NIGHT...NW wind 15 to 25 kt. Seas 5 to 10 ft.
.SAT...W wind 10 to 20 kt. Seas 4 to 8 ft.
.SAT NIGHT...W wind 20 kt. Seas 7 ft.
.SUN...S wind 20 to 35 kt. Seas 8 to 13 ft.
.MON THROUGH TUE...S wind 30 kt. Seas 16 to 24 ft.

$$

PKZ413-011345-
Bering Sea Offshore 171W to 180 and South of 56N-
401 PM AKDT Thu Sep 30 2021

...GALE WARNING TONIGHT...

.TONIGHT...N wind 30 to 45 kt early diminishing to 15 to 30 kt. Seas
12 to 20 ft.
.FRI...NW wind 10 to 25 kt. Seas 8 to 13 ft.
.FRI NIGHT...W wind 10 to 25 kt. Seas 6 to 11 ft.
.SAT...W wind 20 kt. Seas 6 ft.
.SAT NIGHT...SW wind 20 kt. Seas 6 ft.
.SUN...S wind 20 to 35 kt. Seas 7 to 12 ft.
.MON THROUGH TUE...S wind 20 to 30 kt. Seas 11 to 19 ft.

$$

PKZ414-011345-
Bering Sea Offshore East of 171W-
401 PM AKDT Thu Sep 30 2021

...GALE WARNING FRIDAY NIGHT...

.TONIGHT...N wind 20 to 30 kt. Seas 12 to 17 ft.
.FRI...NW wind 20 to 30 kt. Seas 11 to 15 ft.
.FRI NIGHT...NW wind 20 to 35 kt. Seas 9 to 14 ft. Rain and snow 
showers.
.SAT...NW wind 15 to 30 kt. Seas 7 to 11 ft.
.SAT NIGHT...NW wind 10 to 25 kt. Seas 5 to 9 ft.
.SUN...SW wind up to 20 kt. Seas 4 to 7 ft.
.MON THROUGH TUE...S wind 20 to 30 kt. Seas 10 to 18 ft.

$$

996 
FZAK62 PAFC 011210
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
410 AM AKDT Fri Oct 1 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.

PKZ499-020130-
410 AM AKDT Fri Oct 1 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A ridge of high pressure moves from the western Bering to the
eastern Aleutians by Sunday morning. A front associated with a 968
mb Kamchatka low approaches the western Aleutians by Sunday 
morning.

$$

PKZ411-020130-
Bering Sea Offshore West of 180 and East of the International
Dateline-
410 AM AKDT Fri Oct 1 2021

.TODAY...W wind 10 to 15 kt. Seas 7 to 10 ft.
.TONIGHT...SW wind 10 to 25 kt. Seas 7 ft.
.SAT...SW wind 15 to 25 kt. Seas 7 ft. Rain.
.SAT NIGHT...S wind 20 to 35 kt. Seas 6 to 9 ft.
.SUN THROUGH MON...SW wind 25 to 40 kt. Seas 13 to 27 ft.
.TUE...S wind 15 to 30 kt. Seas 10 to 18 ft.

$$

PKZ412-020130-
Bering Sea Offshore 171W to 180 and North of 56N-
410 AM AKDT Fri Oct 1 2021

.TODAY...NW wind 15 to 30 kt. Seas 7 to 12 ft.
.TONIGHT...W wind 20 kt. Seas 6 to 9 ft.
.SAT...W wind 15 to 25 kt. Seas 7 ft.
.SAT NIGHT...W wind 10 to 25 kt. Seas 7 ft.
.SUN...S wind 20 to 35 kt. Seas 9 to 14 ft.
.MON THROUGH TUE...S wind 25 to 40 kt. Seas 14 to 22 ft.

$$

PKZ413-020130-
Bering Sea Offshore 171W to 180 and South of 56N-
410 AM AKDT Fri Oct 1 2021

.TODAY...NW wind 10 to 25 kt. Seas 8 to 13 ft.
.TONIGHT...W wind 10 to 20 kt. Seas 8 ft.
.SAT...W wind 20 kt. Seas 7 ft.
.SAT NIGHT...SW wind 20 kt. Seas 6 ft.
.SUN...S wind 20 to 35 kt. Seas 8 to 13 ft.
.MON THROUGH TUE...S wind 25 to 35 kt. Seas 12 to 20 ft.

$$

PKZ414-020130-
Bering Sea Offshore East of 171W-
410 AM AKDT Fri Oct 1 2021

.TODAY...NW wind 30 kt. Seas 10 to 15 ft.
.TONIGHT...NW wind 20 to 30 kt. Seas 8 to 13 ft.
.SAT...NW wind 15 to 30 kt. Seas 6 to 11 ft.
.SAT NIGHT...W wind up to 20 kt. Seas 4 to 7 ft.
.SUN THROUGH TUE...S wind 20 to 35 kt. Seas 9 to 14 ft.

$$