Alert archive / Alaska / Gale Warnings in 2021

Gale Warning 531, NWS Anchorage, AK

September 19, 2021

NWS Anchorage, AK issued this gale warning at Sep 19, 2021, 3:59 PM AKDT. It was in force for 3 days. 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 19, 2021, 3:59 PM AKDT (23:59 UTC)
Expired
Sep 23, 2021, 3:33 AM AKDT
In force
3 days
Issued by
NWS Anchorage, AK

The text

As transmitted.

867 
FZAK61 PAFC 192359
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
359 PM AKDT Sun Sep 19 2021

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-201400-
359 PM AKDT Sun Sep 19 2021
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

A 989 mb low south of the Aleutians moves to 60N 144W at 991 mb 
by Tue afternoon. Its front sweeps into the Northeastern Gulf 
coast through Tue afternoon. 

$$

PKZ351-201400-
Gulf of Alaska Offshore North of 57N and West of 144W-
359 PM AKDT Sun Sep 19 2021

...GALE WARNING MONDAY NIGHT...

.TONIGHT...E wind 15 to 30 kt. Seas 5 to 10 ft. Rain.
.MON...E wind 10 to 25 kt becoming NW in the afternoon. Seas 8 to
11 ft.
.MON NIGHT...NW wind 20 to 35 kt. Seas 8 to 16 ft.
.TUE...NW wind 30 to 45 kt. Seas 12 to 20 ft.
.TUE NIGHT...NW wind 20 to 35 kt. Seas 12 to 20 ft.
.WED THROUGH FRI...W wind 10 to 25 kt. Seas 8 to 13 ft.

$$

PKZ352-201400-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
359 PM AKDT Sun Sep 19 2021

.TONIGHT...SE wind 15 to 30 kt becoming S up to 20 kt after
midnight. Seas 6 to 9 ft. Rain.
.MON...W wind 10 to 25 kt. Seas 7 to 10 ft.
.MON NIGHT...NW wind 15 to 30 kt. Seas 9 to 14 ft.
.TUE...NW wind 20 to 35 kt. Seas 11 to 19 ft.
.TUE NIGHT...W wind 20 to 35 kt. Seas 10 to 18 ft.
.WED THROUGH FRI...W wind 20 to 35 kt. Seas 8 to 13 ft.

$$
7 follow-up statements
651 
FZAK61 PAFC 201236
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
436 AM AKDT Mon Sep 20 2021

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-210045-
436 AM AKDT Mon Sep 20 2021
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

A 989 mb low at 58N 147 W on Mon moves to 60N 143W at 988 mb on 
Tuesday. A front approaches the western Gulf Tuesday night.

$$

PKZ351-210045-
Gulf of Alaska Offshore North of 57N and West of 144W-
436 AM AKDT Mon Sep 20 2021

...GALE WARNING TONIGHT AND TUESDAY...

.TODAY...E wind 10 to 25 kt becoming NW in the afternoon.
Seas 8 to 11 ft.
.TONIGHT...NW wind 20 to 35 kt. Seas 8 to 16 ft.
.TUE...NW wind 25 to 40 kt. Seas 12 to 20 ft.
.TUE NIGHT...NW wind 20 to 35 kt. Seas 12 to 20 ft.
.WED...E wind 25 to 40 kt. Seas 8 to 13 ft.
.THU THROUGH FRI...W wind 25 to 40 kt. Seas 12 to 17 ft.

$$

PKZ352-210045-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
436 AM AKDT Mon Sep 20 2021

...GALE WARNING TUESDAY...

.TODAY...NW wind 10 to 25 kt. Seas 7 to 10 ft.
.TONIGHT...NW wind 15 to 30 kt. Seas 9 to 14 ft.
.TUE...NW wind 20 to 35 kt. Seas 11 to 19 ft.
.TUE NIGHT...W wind 20 to 35 kt. Seas 10 to 18 ft.
.WED...SE wind 25 to 40 kt. Seas 8 to 13 ft.
.THU THROUGH FRI...W wind 20 to 35 kt. Seas 11 to 19 ft.

$$
204 
FZAK61 PAFC 202348
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
348 PM AKDT Mon Sep 20 2021

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-211345-
348 PM AKDT Mon Sep 20 2021
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

A 988 mb low at 58N 147W weakens as it moves inland to the North 
Gulf Coast, dissipating by Wed afternoon. A 988 mb low south of the 
Aleutians elongates as it moves to 52N 160W at 985 mb for Wed 
afternoon. Its front extends into the Gulf through Wed afternoon. 

$$

PKZ351-211345-
Gulf of Alaska Offshore North of 57N and West of 144W-
348 PM AKDT Mon Sep 20 2021

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...NW wind 20 to 35 kt. Seas 9 to 14 ft.
.TUE...NW wind 25 to 40 kt. Seas 10 to 16 ft.
.TUE NIGHT...W wind 20 to 35 kt. Seas 10 to 16 ft.
.WED...SW wind up to 20 kt. Seas 6 to 11 ft.
.WED NIGHT...E wind 25 to 40 kt. Seas 7 to 12 ft.
.THU THROUGH FRI...W wind 15 to 30 kt. Seas 11 to 17 ft.
.SAT...SE wind 10 to 20 kt. Seas 8 to 11 ft.

$$

PKZ352-211345-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
348 PM AKDT Mon Sep 20 2021

...GALE WARNING THROUGH TUESDAY NIGHT...

.TONIGHT...NW wind 20 to 35 kt. Seas 9 to 13 ft.
.TUE...NW wind 25 to 40 kt. Seas 11 to 16 ft.
.TUE NIGHT...W wind 20 to 35 kt. Seas 8 to 16 ft.
.WED...S wind 15 to 30 kt. Seas 6 to 11 ft.
.WED NIGHT...SE wind 20 to 35 kt. Seas 8 to 13 ft.
.THU THROUGH FRI...W wind 20 to 35 kt. Seas 12 to 19 ft.
.SAT...S wind 10 to 25 kt. Seas 7 to 12 ft.

$$
985 
FZAK61 PAFC 211225
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
425 AM AKDT Tue Sep 21 2021

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-220045-
425 AM AKDT Tue Sep 21 2021
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

A 989 mb low at 58N 143W weakens as it moves inland to the North 
Gulf Coast, dissipating by Wed afternoon. A 979 mb low moves to 
53N 155W on Wed afternoon and then to 56N 151W at 980 mb Wed night.
Its front extends into the Gulf through Thu morning.

$$

PKZ351-220045-
Gulf of Alaska Offshore North of 57N and West of 144W-
425 AM AKDT Tue Sep 21 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NW wind 25 to 40 kt. Seas 10 to 18 ft.
.TONIGHT...W wind 20 to 35 kt. Seas 10 to 17 ft.
.WED...W wind up to 20 kt becoming SE in the afternoon. Seas 6 to
11 ft.
.WED NIGHT...E wind 25 to 40 kt. Seas 6 to 11 ft.
.THU...S wind 25 to 40 kt. Seas 12 to 20 ft.
.FRI...W wind 25 to 40 kt. Seas 14 to 20 ft.
.SAT...SE wind 15 to 30 kt. Seas 7 to 10 ft.

$$

PKZ352-220045-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
425 AM AKDT Tue Sep 21 2021

...GALE WARNING THROUGH TONIGHT...

.TODAY...NW wind 25 to 35 kt. Seas 11 to 18 ft.
.TONIGHT...W wind 20 to 35 kt. Seas 9 to 17 ft.
.WED...W wind up to 15 kt becoming SE 15 to 30 kt in the afternoon. 
Seas 6 to 11 ft. Rain.
.WED NIGHT...E wind 25 to 40 kt. Seas 7 to 12 ft.
.THU THROUGH FRI...W wind 25 to 40 kt. Seas 12 to 20 ft.
.SAT...SE wind 15 to 30 kt. Seas 8 to 12 ft.

$$
841 
FZAK61 PAFC 220015
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
415 PM AKDT Tue Sep 21 2021

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-221245-
415 PM AKDT Tue Sep 21 2021
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

A 989 mb low at 60N 143W tracks inland and dissipates through Wed
morning. A 988 mb elongated low south of the Aleutians Wed 
afternoon strengthens as it moves to 57N 150W at 977 mb for Thu 
afternoon. Its front tracks along the Aleutians and Alaska 
Peninsula then reaches the North Gulf Coast by Thu afternoon. 

$$

PKZ351-221245-
Gulf of Alaska Offshore North of 57N and West of 144W-
415 PM AKDT Tue Sep 21 2021

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

.TONIGHT...W wind 35 kt. Seas 10 to 16 ft.
.WED...W wind 10 to 25 kt becoming S up to 15 kt in the afternoon.
Seas 6 to 11 ft.
.WED NIGHT...E wind 15 to 25 kt increasing to 35 kt after
midnight. Seas 5 ft building to 8 to 13 ft after midnight. Rain.
.THU...SE wind 20 to 35 kt. Seas 10 to 17 ft.
.THU NIGHT...SW wind 25 to 40 kt. Seas 13 to 20 ft.
.FRI...W wind 25 to 35 kt. Seas 14 to 19 ft.
.SAT...S wind 15 to 30 kt. Seas 7 to 10 ft.
.SUN...E wind 10 to 20 kt. Seas 10 to 16 ft.

$$

PKZ352-221245-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
415 PM AKDT Tue Sep 21 2021

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

.TONIGHT...W wind 20 to 35 kt. Seas 9 to 17 ft.
.WED...S wind 10 to 25 kt. Seas 6 to 11 ft. Rain.
.WED NIGHT...SE wind 25 to 40 kt. Seas 5 to 10 ft building to 11
ft after midnight. Rain.
.THU...S wind 15 to 30 kt. Seas 11 to 17 ft.
.THU NIGHT...W wind 25 to 40 kt. Seas 12 to 18 ft.
.FRI...W wind 25 to 35 kt. Seas 11 to 18 ft.
.SAT THROUGH SUN...NW wind 15 to 30 kt. Seas 9 to 14 ft.

$$
252 
FZAK61 PAFC 221154
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
354 AM AKDT Wed Sep 22 2021

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-230045-
354 AM AKDT Wed Sep 22 2021
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

Low pressure lingers across the Gulf through Wed afternoon. A 985
mb elongated low south of the Aleutians Wed afternoon strengthens 
as it moves to 150 nm southeast of Kodiak on Thu morning. It then
moves to 125 nm east of Kodiak at 977 mb by Thu afternoon. Its 
front tracks along the Aleutians and Alaska Peninsula then reaches
the North Gulf Coast by Thu afternoon.

$$

PKZ351-230045-
Gulf of Alaska Offshore North of 57N and West of 144W-
354 AM AKDT Wed Sep 22 2021

...GALE WARNING TONIGHT AND THURSDAY...

.TODAY...W wind 10 to 25 kt becoming SE up to 15 kt in the
afternoon. Seas 5 to 10 ft.
.TONIGHT...E wind 15 to 30 kt increasing to 25 to 40 kt after
midnight. Seas 5 ft building to 7 to 11 ft after midnight. Rain.
.THU...S wind 20 to 35 kt. Seas 10 to 15 ft. Rain showers.
.THU NIGHT...W wind 25 to 40 kt. Seas 13 to 18 ft.
.FRI...W wind 20 to 35 kt. Seas 9 to 17 ft.
.SAT THROUGH SUN...N wind 10 to 25 kt. Seas 4 to 9 ft.

$$

PKZ352-230045-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
354 AM AKDT Wed Sep 22 2021

...GALE WARNING TONIGHT AND THURSDAY...

.TODAY...S to W wind up to 20 kt becoming SE 15 to 30 kt 
in the afternoon. Seas 6 to 11 ft. Rain.
.TONIGHT...NE to SE wind 25 to 40 kt. Seas 7 to 12 ft. Rain.
.THU...S to W wind 15 to 30 kt increasing to 25 to 35 kt 
in the afternoon. Seas 10 to 14 ft.
.THU NIGHT...W wind 30 to 40 kt. Seas 15 to 18 ft.
.FRI...W wind 20 to 35 kt. Seas 8 to 16 ft.
.SAT THROUGH SUN...N wind 10 to 25 kt. Seas 6 to 11 ft.

$$
205 
FZAK61 PAFC 222336
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
336 PM AKDT Wed Sep 22 2021

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-231245-
336 PM AKDT Wed Sep 22 2021
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

A 989 mb low at 48N 165W and a 989 mb low near 53N 154W merge to 
form a 976 mb low at 58N 149W Thu afternoon. This low continues to
60N 148W at 989 mb for Fri afternoon. Its front pushes across the
Gulf through Fri afternoon.

$$

PKZ351-231245-
Gulf of Alaska Offshore North of 57N and West of 144W-
336 PM AKDT Wed Sep 22 2021

...GALE WARNING THROUGH THURSDAY NIGHT...

.TONIGHT...E wind 15 to 30 kt increasing to 25 to 40 kt after
midnight. Seas 5 ft building to 7 to 11 ft after midnight. Rain.
.THU...S wind 20 to 35 kt. Seas 10 to 15 ft. Rain.
.THU NIGHT...W wind 25 to 40 kt. Seas 13 to 18 ft.
.FRI...W wind 20 to 35 kt. Seas 14 to 19 ft.
.FRI NIGHT...W wind 15 to 30 kt. Seas 9 to 16 ft.
.SAT THROUGH MON...NW wind 15 to 30 kt. Seas 5 to 10 ft.

$$

PKZ352-231245-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
336 PM AKDT Wed Sep 22 2021

...GALE WARNING THROUGH THURSDAY NIGHT...

.TONIGHT...SE wind 25 to 40 kt. Seas 7 to 12 ft. Rain.
.THU...SW wind 15 to 30 kt increasing to 25 to 35 kt in the
afternoon. Seas 10 to 14 ft.
.THU NIGHT...W wind 30 to 40 kt. Seas 15 to 18 ft.
.FRI...W wind 25 to 35 kt. Seas 13 to 18 ft.
.FRI NIGHT...W wind 15 to 30 kt. Seas 9 to 14 ft.
.SAT THROUGH MON...NW wind 15 to 30 kt. Seas 7 to 12 ft.

$$
754 
FZAK61 PAFC 231133
OFFAER

Offshore Waters Forecast
National Weather Service Anchorage AK
333 AM AKDT Thu Sep 23 2021

Offshore waters forecast for the Gulf of Alaska West of 144W

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.

PKZ399-240200-
333 AM AKDT Thu Sep 23 2021
.SYNOPSIS FOR THE WESTERN GULF OF ALASKA...

A 983 mb low at 56N 150W moves to 58N 148W by Thu afternoon. 
This low then moves into Prince William Sound by Fri afternoon. 
Its front pushes across the Gulf through Fri afternoon.

$$

PKZ351-240200-
Gulf of Alaska Offshore North of 57N and West of 144W-
333 AM AKDT Thu Sep 23 2021

...STORM WARNING TONIGHT...

.TODAY...NE wind 40 kt early, then becoming S 25 to 40 kt. 
Seas 11 to 18 ft.
.TONIGHT...S to W wind 35 to 50 kt. Seas 14 to 20 ft.
.FRI...W wind 30 to 40 kt. Seas 14 to 18 ft.
.FRI NIGHT...W wind 15 to 30 kt. Seas 9 to 16 ft.
.SAT...W wind up to 15 kt. Seas 4 to 9 ft.
.SUN THROUGH MON...W wind 15 to 30 kt. Seas 3 to 8 ft.

$$

PKZ352-240200-
Gulf of Alaska Offshore South of 57N North of 55N and West of
144W-
333 AM AKDT Thu Sep 23 2021

...GALE WARNING THROUGH FRIDAY...

.TODAY...S to W wind 25 to 40 kt. Seas 11 to 19 ft.
.TONIGHT...W wind 30 to 45 kt. Seas 14 to 18 ft.
.FRI...W wind 25 to 35 kt. Seas 12 to 17 ft.
.FRI NIGHT...W wind 15 to 30 kt. Seas 9 to 14 ft.
.SAT...NW wind up to 15 kt. Seas 4 to 9 ft.
.SUN THROUGH MON...W wind 20 to 35 kt. Seas 4 to 9 ft.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 18, 4:04 PM AKDTSmall Craft AdvisoryAFC36 hr
Sep 18, 4:14 PM AKDTSmall Craft AdvisoryAFC24 hr
Sep 19, 3:33 AM AKDTSmall Craft AdvisoryAFC5 days
Sep 19, 3:45 PM AKDTGale WarningAFC60 hr
Sep 19, 3:45 PM AKDTSmall Craft AdvisoryAFC24 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.