Alert archive / Alaska / Gale Warnings in 2021

Gale Warning 535, NWS Anchorage, AK

September 25, 2021

NWS Anchorage, AK issued this gale warning at Sep 25, 2021, 3:01 AM AKDT. It was in force for 49 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 25, 2021, 3:01 AM AKDT (11:01 UTC)
Expired
Sep 27, 2021, 3:34 AM AKDT
In force
49 hr
Issued by
NWS Anchorage, AK

The text

As transmitted.

565 
FZAK62 PAFC 251101
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
301 AM AKDT Sat Sep 25 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.

PKZ499-260045-
301 AM AKDT Sat Sep 25 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A 1003 mb low at 60N 170W moves inland Sunday morning then 
dissipates. In the wake of the frontal passage, a ridge will
move into the Bering. A North Pacific low moves to 51N 169E at 
998 mb by Sun morning. The North Pacific low moves across the
chain to 55N 177W Monday morning with an estimated pressure of
988 mb. 

$$

PKZ411-260045-
Bering Sea Offshore West of 180 and East of the International
Dateline-
301 AM AKDT Sat Sep 25 2021

...GALE WARNING SUNDAY...

.TODAY...W wind 10 to 20 kt. Seas 7 ft.
.TONIGHT...SW wind up to 15 kt becoming S 10 to 25 kt after
midnight. Seas 6 ft.
.SUN...SE wind 25 to 40 kt. Seas 5 to 10 ft. Rain.
.SUN NIGHT...NE wind 20 to 35 kt. Seas 7 to 12 ft.
.MON...NW wind 15 to 30 kt. Seas 7 to 11 ft.
.TUE...W wind 15 to 30 kt. Seas 7 ft.
.WED...NW wind 25 to 40 kt. Seas 9 to 15 ft.

$$

PKZ412-260045-
Bering Sea Offshore 171W to 180 and North of 56N-
301 AM AKDT Sat Sep 25 2021

...GALE WARNING TODAY...

.TODAY...NW wind 20 to 35 kt. Seas 8 to 13 ft.
.TONIGHT...W wind 10 to 25 kt. Seas 7 to 12 ft.
.SUN...SW wind up to 15 kt becoming S 10 to 25 kt in the
afternoon. Seas 6 ft.
.SUN NIGHT...E wind 20 to 35 kt. Seas 6 to 11 ft.
.MON...NE wind 20 to 35 kt. Seas 8 to 13 ft.
.TUE...W wind 10 to 25 kt. Seas 6 to 9 ft.
.WED...W wind 30 to 40 kt. Seas 9 to 17 ft.

$$

PKZ413-260045-
Bering Sea Offshore 171W to 180 and South of 56N-
301 AM AKDT Sat Sep 25 2021

...GALE WARNING SUNDAY...

.TODAY...NW wind 15 to 30 kt. Seas 7 to 11 ft.
.TONIGHT...NW wind 10 to 25 kt becoming W up to 15 kt after
midnight. Seas 6 to 11 ft.
.SUN...SE wind 10 to 25 kt increasing to 25 to 40 kt in the
afternoon. Seas 5 to 10 ft. Rain.
.SUN NIGHT...SE wind 25 to 40 kt. Seas 7 to 12 ft.
.MON THROUGH WED...W wind 20 to 35 kt. Seas 9 to 14 ft.

$$

PKZ414-260045-
Bering Sea Offshore East of 171W-
301 AM AKDT Sat Sep 25 2021

.TODAY...W wind 15 to 30 kt. Seas 4 to 9 ft.
.TONIGHT...NW wind 10 to 25 kt. Seas 5 to 10 ft.
.SUN...NW wind 10 to 20 kt. Seas 5 to 9 ft.
.SUN NIGHT...SE wind 20 to 35 kt. Seas 4 to 8 ft.
.MON...NE wind 20 to 35 kt. Seas 5 to 10 ft.
.TUE...NW wind 15 to 30 kt. Seas 6 to 11 ft.
.WED...SW wind 20 to 35 kt. Seas 8 to 13 ft.

$$
4 follow-up statements
792 
FZAK62 PAFC 252339
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
339 PM AKDT Sat Sep 25 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.

PKZ499-261330-
339 PM AKDT Sat Sep 25 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A front lingers over the eastern Bering and dissipates Sun morning. 
A North Pacific low moves to 52N 174E at 987 mb by Sun afternoon and 
then moves to 56N 167W at 986 mb by Mon afternoon.

$$

PKZ411-261330-
Bering Sea Offshore West of 180 and East of the International
Dateline-
339 PM AKDT Sat Sep 25 2021

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

.TONIGHT...SW wind up to 15 kt becoming SE 10 to 25 kt after
midnight. Seas 6 ft.
.SUN...SE wind 20 to 35 kt. Seas 6 to 12 ft. Rain showers.
.SUN NIGHT...NE wind 20 to 35 kt. Seas 7 to 12 ft.
.MON...N wind 15 to 30 kt. Seas 8 to 12 ft.
.MON NIGHT...NW wind 10 to 20 kt. Seas 6 to 9 ft.
.TUE THROUGH THU...NW wind 25 to 40 kt. Seas 9 to 17 ft.

$$

PKZ412-261330-
Bering Sea Offshore 171W to 180 and North of 56N-
339 PM AKDT Sat Sep 25 2021

...GALE WARNING SUNDAY NIGHT...

.TONIGHT...W wind 10 to 25 kt. Seas 6 to 11 ft.
.SUN...SW wind up to 15 kt becoming SE 10 to 25 kt in the
afternoon. Seas 5 ft.
.SUN NIGHT...E wind 20 to 35 kt. Seas 6 to 12 ft. Rain.
.MON...NE wind 20 to 35 kt. Seas 8 to 13 ft.
.MON NIGHT...N wind 15 to 30 kt. Seas 7 to 12 ft.
.TUE...W wind 10 to 25 kt. Seas 7 ft.
.WED...W wind 30 to 40 kt. Seas 9 to 17 ft.
.THU...NW wind 35 to 50 kt. Seas 17 to 27 ft.

$$

PKZ413-261330-
Bering Sea Offshore 171W to 180 and South of 56N-
339 PM AKDT Sat Sep 25 2021

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

.TONIGHT...NW wind 10 to 25 kt becoming variable up to 15 kt after
midnight. Seas 6 to 10 ft.
.SUN...SE wind 15 to 30 kt increasing to 25 to 40 kt in the
afternoon. Seas 6 to 11 ft. Rain.
.SUN NIGHT...SE wind 25 to 40 kt becoming SW 15 to 30 kt after
midnight. Seas 7 to 12 ft. Rain.
.MON...NW wind 15 to 30 kt. Seas 7 to 12 ft.
.MON NIGHT...NW wind 15 to 30 kt. Seas 8 to 13 ft.
.TUE THROUGH WED...W wind 20 to 35 kt. Seas 9 to 14 ft.
.THU...NW wind 30 to 45 kt. Seas 16 to 25 ft.

$$

PKZ414-261330-
Bering Sea Offshore East of 171W-
339 PM AKDT Sat Sep 25 2021

...GALE WARNING SUNDAY NIGHT...

.TONIGHT...NW wind 10 to 25 kt. Seas 5 to 10 ft.
.SUN...W wind 10 to 20 kt. Seas 5 to 8 ft.
.SUN NIGHT...S wind 10 to 25 kt becoming SE 20 to 35 kt after
midnight. Seas 4 to 8 ft. Rain.
.MON...SE wind 15 to 30 kt. Seas 4 to 9 ft.
.MON NIGHT...N wind 10 to 25 kt. Seas 5 to 10 ft.
.TUE...NW wind 10 to 25 kt. Seas 6 to 10 ft.
.WED...SW wind 20 to 35 kt. Seas 8 to 13 ft.
.THU...NW wind 25 to 40 kt. Seas 13 to 21 ft.

$$
793 
FZAK62 PAFC 261136
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
336 AM AKDT Sun Sep 26 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.

PKZ499-270115-
336 AM AKDT Sun Sep 26 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

High pressure moves across the Bering through Sun night. A front
enters the western Bering Sun morning. The 991 mb low moves to 51N
171E Sun afternoon and then to 55N 171W at 985 mb Mon afternoon.

$$

PKZ411-270115-
Bering Sea Offshore West of 180 and East of the International
Dateline-
336 AM AKDT Sun Sep 26 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...E wind 25 to 40 kt. Seas 5 to 10 ft. Rain showers.
.TONIGHT...NE wind 20 to 35 kt. Seas 7 to 12 ft.
.MON...N wind 10 to 25 kt. Seas 6 to 11 ft.
.MON NIGHT...NW wind 10 to 20 kt. Seas 5 to 8 ft.
.TUE THROUGH THU...NW wind 25 to 40 kt. Seas 9 to 17 ft.

$$

PKZ412-270115-
Bering Sea Offshore 171W to 180 and North of 56N-
336 AM AKDT Sun Sep 26 2021

...GALE WARNING MONDAY...

.TODAY...SW wind up to 15 kt becoming SE 10 to 25 kt in the
afternoon. Seas 5 ft.
.TONIGHT...E wind 15 to 30 kt. Seas 5 to 10 ft. Rain.
.MON...NE wind 20 to 35 kt. Seas 7 to 12 ft.
.MON NIGHT...NW wind 10 to 25 kt. Seas 5 to 10 ft.
.TUE THROUGH WED...W wind 25 to 40 kt. Seas 7 to 12 ft.
.THU...NW wind 30 to 45 kt. Seas 15 to 23 ft.

$$

PKZ413-270115-
Bering Sea Offshore 171W to 180 and South of 56N-
336 AM AKDT Sun Sep 26 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...SE wind 20 to 35 kt. Seas 6 to 11 ft. Rain.
.TONIGHT...S wind 25 to 40 kt. Seas 7 to 12 ft. Rain.
.MON...N wind 15 to 30 kt. Seas 7 to 12 ft.
.MON NIGHT...N wind 10 to 25 kt. Seas 7 to 12 ft.
.TUE THROUGH WED...W wind 20 to 35 kt. Seas 7 to 12 ft.
.THU...NW wind 30 to 40 kt. Seas 15 to 23 ft.

$$

PKZ414-270115-
Bering Sea Offshore East of 171W-
336 AM AKDT Sun Sep 26 2021

...GALE WARNING TONIGHT AND MONDAY...

.TODAY...W wind 10 to 20 kt. Seas 7 ft.
.TONIGHT...SE wind 20 to 35 kt. Seas 4 to 9 ft. Rain.
.MON...E wind 20 to 35 kt. Seas 4 to 9 ft. Rain showers.
.MON NIGHT...N wind 15 to 30 kt. Seas 7 to 10 ft.
.TUE...NW wind 10 to 25 kt. Seas 4 to 9 ft.
.WED...SW wind 20 to 35 kt. Seas 7 to 12 ft.
.THU...NW wind 25 to 40 kt. Seas 12 to 20 ft.

$$
360 
FZAK62 PAFC 262337
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
337 PM AKDT Sun Sep 26 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.

PKZ499-271300-
337 PM AKDT Sun Sep 26 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

Semisopochnoi Volcano 140 nm west of Adak is currently active.

A 989 mb low at 52N 174E tracks across the southern Bering and 
Alaska Peninsula and into the Gulf for Wed afternoon. Its front 
sweeps across the Aleutians and Alaska Peninsula and extends into 
the eastern Gulf through Wed afternoon. 

$$

PKZ411-271300-
Bering Sea Offshore West of 180 and East of the International
Dateline-
337 PM AKDT Sun Sep 26 2021

...GALE WARNING TONIGHT...

.TONIGHT...NE wind 20 to 35 kt. Seas 7 to 12 ft.
.MON...N wind 10 to 25 kt. Seas 7 to 11 ft.
.MON NIGHT...W wind 10 to 20 kt. Seas 7 ft.
.TUE...W wind 15 to 25 kt. Seas 7 ft.
.TUE NIGHT...SW wind 20 to 35 kt. Seas 7 to 12 ft.
.WED THROUGH THU...NW wind 25 to 40 kt. Seas 10 to 18 ft.
.FRI...W wind 10 to 20 kt. Seas 7 to 10 ft.

$$

PKZ412-271300-
Bering Sea Offshore 171W to 180 and North of 56N-
337 PM AKDT Sun Sep 26 2021

...GALE WARNING TONIGHT...

.TONIGHT...E wind 20 to 35 kt. Seas 5 to 10 ft. Rain.
.MON...NE wind 15 to 30 kt. Seas 7 to 12 ft.
.MON NIGHT...N wind 10 to 25 kt becoming NW after midnight. Seas
6 to 9 ft.
.TUE...W wind 10 to 25 kt. Seas 6 ft.
.TUE NIGHT...SW wind 20 to 35 kt. Seas 5 to 10 ft.
.WED...W wind 25 to 40 kt. Seas 8 to 16 ft.
.THU...NW wind 30 to 45 kt. Seas 15 to 23 ft.
.FRI...NW wind 15 to 30 kt. Seas 9 to 14 ft.

$$

PKZ413-271300-
Bering Sea Offshore 171W to 180 and South of 56N-
337 PM AKDT Sun Sep 26 2021

...GALE WARNING TONIGHT...

.TONIGHT...S wind 25 to 40 kt. Seas 7 to 12 ft. Rain.
.MON...NW wind 15 to 30 kt becoming N in the afternoon. Seas 7 to
12 ft.
.MON NIGHT...NW wind 10 to 25 kt. Seas 8 to 11 ft.
.TUE...W wind 20 kt. Seas 7 ft.
.TUE NIGHT...W wind 20 to 35 kt. Seas 6 to 11 ft.
.WED...W wind 25 to 40 kt. Seas 9 to 15 ft.
.THU...NW wind 30 to 40 kt. Seas 15 to 23 ft.
.FRI...NW wind 15 to 30 kt. Seas 9 to 16 ft.

$$

PKZ414-271300-
Bering Sea Offshore East of 171W-
337 PM AKDT Sun Sep 26 2021

...GALE WARNING TONIGHT...

.TONIGHT...SE wind 20 to 35 kt. Seas 4 to 9 ft. Rain.
.MON...NE wind 15 to 30 kt. Seas 4 to 9 ft. Rain.
.MON NIGHT...N wind 15 to 30 kt. Seas 7 to 10 ft.
.TUE...NW wind 15 to 25 kt. Seas 5 to 9 ft.
.TUE NIGHT...W wind 15 to 25 kt. Seas 4 to 7 ft.
.WED...SW wind 25 to 40 kt. Seas 7 to 12 ft.
.THU THROUGH FRI...NW wind 25 to 40 kt. Seas 12 to 20 ft.

$$
188 
FZAK62 PAFC 271134
OFFALU

Offshore Waters Forecast
National Weather Service Anchorage AK
334 AM AKDT Mon Sep 27 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.

PKZ499-280130-
334 AM AKDT Mon Sep 27 2021
.SYNOPSIS FOR CENTRAL BERING SEA...

A 986 mb low at 55N 170W on Mon morning moves across the southern
Bering and Alaska Peninsula towards the Gulf through Tue
afternoon. Its front sweeps across the Aleutians and Alaska 
Peninsula and extends into the eastern Gulf through Wed morning.

$$

PKZ411-280130-
Bering Sea Offshore West of 180 and East of the International
Dateline-
334 AM AKDT Mon Sep 27 2021

.TODAY...N wind 10 to 25 kt. Seas 7 to 11 ft.
.TONIGHT...W wind 10 to 20 kt. Seas 7 ft.
.TUE...W wind 25 kt. Seas 7 ft.
.TUE NIGHT...SW wind 20 to 35 kt. Seas 7 to 12 ft.
.WED THROUGH THU...NW wind 35 to 50 kt. Seas 15 to 23 ft.
.FRI...SW wind up to 20 kt. Seas 7 to 12 ft.

$$

PKZ412-280130-
Bering Sea Offshore 171W to 180 and North of 56N-
334 AM AKDT Mon Sep 27 2021

.TODAY...NE wind 15 to 30 kt. Seas 7 to 12 ft.
.TONIGHT...N wind 10 to 25 kt becoming NW up to 15 kt after
midnight. Seas 6 to 9 ft.
.TUE...W wind 10 to 25 kt. Seas 6 ft.
.TUE NIGHT...SW wind 20 to 30 kt. Seas 6 to 11 ft.
.WED...W wind 40 to 55 kt. Seas 14 to 22 ft.
.THU...NW wind 40 to 55 kt. Seas 16 to 31 ft.
.FRI...NW wind 15 to 30 kt. Seas 9 to 14 ft.

$$

PKZ413-280130-
Bering Sea Offshore 171W to 180 and South of 56N-
334 AM AKDT Mon Sep 27 2021

.TODAY...NW wind 15 to 30 kt becoming N in the afternoon. Seas 7
to 12 ft.
.TONIGHT...NW wind 15 to 25 kt. Seas 8 ft.
.TUE...W wind 20 kt. Seas 5 to 8 ft.
.TUE NIGHT...W wind 20 to 35 kt. Seas 6 to 11 ft.
.WED...W wind 30 to 45 kt. Seas 13 to 21 ft.
.THU...NW wind 35 to 50 kt. Seas 20 to 30 ft.
.FRI...NW wind 15 to 30 kt. Seas 8 to 16 ft.

$$

PKZ414-280130-
Bering Sea Offshore East of 171W-
334 AM AKDT Mon Sep 27 2021

.TODAY...NE wind 15 to 30 kt. Seas 4 to 9 ft. Rain.
.TONIGHT...N wind 20 to 30 kt diminishing to 10 to 25 kt after
midnight. Seas 6 to 10 ft.
.TUE...NW wind 15 to 25 kt. Seas 4 to 8 ft.
.TUE NIGHT...W wind 15 to 25 kt. Seas 4 to 7 ft.
.WED...SW wind 25 to 40 kt. Seas 9 to 14 ft.
.THU...W wind 30 to 45 kt. Seas 14 to 29 ft.
.FRI...NW wind 25 to 35 kt. Seas 11 to 17 ft.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 24, 4:24 PM AKDTSmall Craft AdvisoryAFC5 days
Sep 25, 3:09 AM AKDTGale WarningAFC12 hr
Sep 25, 3:09 AM AKDTSmall Craft AdvisoryAFC12 hr
Sep 25, 3:35 AM AKDTSmall Craft AdvisoryAFC48 hr
Sep 25, 3:39 PM AKDTGale WarningAFC36 hr
Sep 25, 3:43 PM AKDTGale WarningAFC4 days
Sep 25, 3:43 PM AKDTSmall Craft AdvisoryAFC72 hr
Sep 25, 3:52 PM AKDTSmall Craft AdvisoryAFC60 hr

Nearby

Gale Warnings in Alaska, 2021Every gale warning in 2021

Sources

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