Alert archive / Alaska / Gale Warnings in 2018

Gale Warning 393, NWS Anchorage, AK

May 27, 2018

NWS Anchorage, AK issued this gale warning at May 27, 2018, 3:57 AM AKDT. It was in force for 36 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
May 27, 2018, 3:57 AM AKDT (11:57 UTC)
Expired
May 28, 2018, 3:42 PM AKDT
In force
36 hr
Issued by
NWS Anchorage, AK

The text

As transmitted.

741 
FZAK52 PAFC 271157
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
357 AM AKDT Sun May 27 2018

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.

PKZ199-280045-
357 AM AKDT Sun May 27 2018
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...

A 1000 mb Kamchatka low moves to 230 nm northwest of Shemya at 
987 mb by early Mon morning, then to 320 nm north of Shemya at 984
mb by Tue morning. A 999 mb north Pacific low tracks to 210 nm 
south of Shemya at 993 mb, then to 230 nm north of Adak at 988 mb 
by Mon morning before dissipating. The associated front sweeps 
across the Aleutians and Bering through Mon night.

$$

PKZ150-280045-
South of the AK Peninsula Sitkinak to Castle Cape-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 25 kt. Seas 8 ft.
.TONIGHT...W wind 25 kt. Seas 7 ft.
.MON...SW wind 20 kt. Seas 5 ft.
.MON NIGHT...S wind 20 kt. Seas 8 ft.
.TUE...S wind 20 kt. Seas 10 ft.
.WED...Variable wind 10 kt. Seas 8 ft.
.THU...Variable wind 10 kt. Seas 5 ft.

$$

PKZ155-280045-
South of the AK Peninsula Castle Cape to Cape Sarichef-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY TODAY AND MONDAY...

.TODAY...NW wind 25 kt. Seas 7 ft.
.TONIGHT...W wind 20 kt. Seas 5 ft.
.MON...S wind 30 kt. From the Shumagin Islands E, SW wind 15 kt
becoming S 25 kt in the afternoon. Seas 5 ft building to 10 ft in
the afternoon. Rain.
.MON NIGHT...S wind 25 kt. Seas 12 ft.
.TUE...W wind 15 kt. Seas 11 ft.
.WED THROUGH THU...W wind 15 kt. Seas 7 ft.

$$

PKZ160-280045-
Bristol Bay-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NW wind 25 kt. Seas 6 ft. Patchy fog.
.TONIGHT...W wind 25 kt. Seas 6 ft. Patchy fog.
.MON...W wind 15 kt becoming S in the afternoon. Seas 3 ft.
.MON NIGHT...SE wind 20 kt. Seas 3 ft.
.TUE...S wind 20 kt. Seas 4 ft.
.WED THROUGH THU...SW wind 10 kt. Seas 4 ft.

$$

PKZ165-280045-
Port Heiden to Cape Sarichef-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY...

.TODAY...NW wind 20 kt. Seas 5 ft. Patchy fog.
.TONIGHT...W wind 15 kt. Seas 4 ft. Patchy fog.
.MON...SE wind 30 kt except SE 20 kt from Port Moller E. Seas 5
ft. Rain.
.MON NIGHT...S wind 25 kt. Seas 6 ft.
.TUE THROUGH WED...SW wind 20 kt. Seas 7 ft.
.THU...SW wind 15 kt. Seas 6 ft.

$$

PKZ170-280045-
Cape Sarichef to Nikolski Bering Side-
357 AM AKDT Sun May 27 2018

...GALE WARNING MONDAY...

.TODAY...W wind 15 kt. Seas 4 ft. Patchy fog.
.TONIGHT...S wind 20 kt increasing to 30 kt after midnight. Seas
5 ft. Patchy fog. Rain.
.MON...SE wind 35 kt. Seas 9 ft. Rain.
.MON NIGHT...SW wind 20 kt. Seas 7 ft.
.TUE THROUGH WED...SW wind 20 kt. Seas 10 ft.
.THU...SW wind 20 kt. Seas 6 ft.

$$

PKZ171-280045-
Unalaska Bay-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY...

.TODAY...W wind 15 kt becoming NW in the afternoon. Seas 3 ft.
Patchy fog.
.TONIGHT...Variable wind less than 10 kt becoming S 20 kt after
midnight. Seas 3 ft. Patchy fog. Rain.
.MON...S wind 25 kt. Seas 4 ft. Rain.
.MON NIGHT...W wind 15 kt. Seas 2 ft.
.TUE THROUGH THU...W wind 10 kt. Seas 2 ft.

$$

PKZ172-280045-
Cape Sarichef to Nikolski Pacific Side-
357 AM AKDT Sun May 27 2018

...GALE WARNING MONDAY...

.TODAY...W wind 15 kt. Seas 4 ft. Patchy fog.
.TONIGHT...SW wind 20 kt becoming S 30 kt after midnight. Seas 7
ft. Patchy fog. Rain.
.MON...S wind 35 kt. Seas 13 ft. Rain.
.MON NIGHT...W wind 20 kt. Seas 13 ft.
.TUE THROUGH WED...SW wind 20 kt. Seas 10 ft.
.THU...SW wind 15 kt. Seas 6 ft.

$$

PKZ173-280045-
Nikolski to Seguam Island Bering Side-
357 AM AKDT Sun May 27 2018

...GALE WARNING TONIGHT AND MONDAY...

.TODAY...Variable wind 10 kt becoming S 20 kt in the afternoon.
Seas 3 ft. Patchy fog.
.TONIGHT...SE wind 35 kt. Seas 6 ft building to 11 ft after
midnight. Rain.
.MON...S wind 35 kt becoming SW 20 kt in the afternoon. Seas 12
ft.
.MON NIGHT...SW wind 20 kt. Seas 9 ft.
.TUE THROUGH WED...SW wind 20 kt. Seas 12 ft.
.THU...SW wind 20 kt. Seas 7 ft.

$$

PKZ174-280045-
Nikolski to Seguam Island Pacific Side-
357 AM AKDT Sun May 27 2018

...GALE WARNING TONIGHT AND MONDAY...

.TODAY...S wind 20 kt. Seas 5 ft. Patchy fog.
.TONIGHT...S wind 30 kt increasing to 40 kt after midnight. Seas
7 ft building to 14 ft after midnight. Rain.
.MON...S wind 35 kt becoming W 20 kt in the afternoon. Seas 14 ft.
.MON NIGHT...W wind 20 kt. Seas 12 ft.
.TUE THROUGH THU...SW wind 20 kt. Seas 9 ft.

$$

PKZ175-280045-
Seguam Island to Adak Bering Side-
357 AM AKDT Sun May 27 2018

...GALE WARNING TONIGHT...

.TODAY...SE wind 25 kt. Seas 5 ft. Patchy fog.
.TONIGHT...S wind 35 kt. Seas 10 ft. Rain.
.MON...SW wind 25 kt. Seas 8 ft.
.MON NIGHT...SW wind 25 kt. Seas 8 ft.
.TUE...SW wind 25 kt. Seas 12 ft.
.WED...SW wind 20 kt. Seas 11 ft.
.THU...SW wind 20 kt. Seas 7 ft.

$$

PKZ176-280045-
Seguam Island to Adak Pacific Side-
357 AM AKDT Sun May 27 2018

...GALE WARNING TONIGHT...

.TODAY...S wind 25 kt. Seas 8 ft. Patchy fog. Rain.
.TONIGHT...S wind 40 kt. Seas 15 ft. Rain.
.MON...W wind 25 kt. Seas 14 ft.
.MON NIGHT...SW wind 20 kt. Seas 11 ft.
.TUE...SW wind 25 kt. Seas 10 ft.
.WED THROUGH THU...SW wind 20 kt. Seas 9 ft.

$$

PKZ177-280045-
Adak to Kiska-
357 AM AKDT Sun May 27 2018

...GALE WARNING TONIGHT...

.TODAY...SE wind 25 kt. Seas 8 ft. Patchy fog. Widespread rain
showers.
.TONIGHT...SE wind 35 kt becoming SW 25 kt after midnight. Seas
12 ft.
.MON...W wind 25 kt. Seas 11 ft.
.MON NIGHT...SW wind 25 kt. Seas 11 ft.
.TUE THROUGH THU...SW wind 25 kt. Seas 10 ft.

$$

PKZ178-280045-
Kiska to Attu-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY THROUGH MONDAY...

.TODAY...SE wind 25 kt. Seas 7 ft. Rain.
.TONIGHT...W wind 25 kt. Seas 9 ft.
.MON...W wind 30 kt. Seas 12 ft.
.MON NIGHT...SW wind 30 kt. Seas 13 ft.
.TUE THROUGH THU...SW wind 25 kt. Seas 12 ft.

$$

PKZ179-280045-
Pribilof Islands Near Shore Waters-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY TONIGHT AND MONDAY...

.TODAY...Variable wind 10 kt. Seas 2 ft. Patchy fog.
.TONIGHT...S wind 15 kt becoming SE 25 kt after midnight. Seas 4
ft. Patchy fog. Rain.
.MON...SE wind 30 kt. Seas 11 ft. Rain.
.MON NIGHT...SW wind 20 kt. Seas 9 ft.
.TUE THROUGH WED...SW wind 20 kt. Seas 12 ft.
.THU...SW wind 15 kt. Seas 7 ft.

$$

PKZ180-280045-
Kuskokwim Delta and Etolin Strait-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY...

.TODAY...NW wind 20 kt. Seas 4 ft. Patchy fog.
.TONIGHT...W wind 15 kt diminishing to 10 kt after midnight. Seas
3 ft. Patchy fog.
.MON...SE wind 25 kt. Seas 4 ft. Patchy fog.
.MON NIGHT...SE wind 25 kt. Seas 8 ft.
.TUE THROUGH WED...S wind 20 kt. Seas 7 ft.
.THU...S wind 15 kt. Seas 5 ft.

$$

PKZ181-280045-
North and West of Nunivak Island-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY...

.TODAY...Variable wind 10 kt. Seas 3 ft. Patchy fog.
.TONIGHT...Variable wind 10 kt. Seas 2 ft. Patchy fog.
.MON...SE wind 25 kt. Seas 5 ft. Patchy fog.
.MON NIGHT...SE wind 25 kt. Seas 9 ft.
.TUE THROUGH WED...S wind 20 kt. Seas 8 ft.
.THU...S wind 15 kt. Seas 6 ft.

$$

PKZ185-280045-
Saint Matthew Island Waters-
357 AM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY TONIGHT AND MONDAY...

.TODAY...S wind 15 kt. Seas 3 ft. Patchy fog.
.TONIGHT...E of Saint Matthew Island, variable wind 10 kt becoming
SE 20 kt after midnight. W of Saint Matthew Island, SE wind 30 kt.
Seas 6 ft. Patchy fog.
.MON...E wind 30 kt. Seas 13 ft. Rain.
.MON NIGHT...SE wind 30 kt. Seas 13 ft.
.TUE THROUGH THU...S wind 20 kt. Seas 10 ft.

$$
3 follow-up statements
320 
FZAK52 PAFC 272340
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
340 PM AKDT Sun May 27 2018

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.

PKZ199-281245-
340 PM AKDT Sun May 27 2018
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
High pressure over the eastern Bering exits through Bristol Bay for 
Mon afternoon. A 992 mb low 210 nm West of Attu moves to 290 nm North
of Attu at 981 mb Mon afternoon and continues to 255 nm West of St 
Matthew Island at 985 mb by Tue afternoon. Its front moves over the 
Aleutians and Bering through Bristol Bay for Tue afternoon.

$$

PKZ150-281245-
South of the AK Peninsula Sitkinak to Castle Cape-
340 PM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY TONIGHT AND MONDAY NIGHT...

.TONIGHT...NW wind 25 kt. Seas 7 ft.
.MON...SW wind 20 kt. Seas 5 ft.
.MON NIGHT...S wind 25 kt. Seas 8 ft. Rain.
.TUE...S wind 20 kt. Seas 10 ft.
.TUE NIGHT...W wind 15 kt. Seas 10 ft.
.WED...Variable wind 10 kt. Seas 8 ft.
.THU THROUGH FRI...Variable wind 10 kt. Seas 5 ft.

$$

PKZ155-281245-
South of the AK Peninsula Castle Cape to Cape Sarichef-
340 PM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT...

.TONIGHT...W wind 20 kt. Seas 4 ft.
.MON...S wind 30 kt. Seas 5 ft building to 10 ft in the afternoon.
Rain.
.MON NIGHT...S wind 30 kt becoming SW 15 kt after midnight. From
the Shumagin Islands E, S wind 25 kt. Seas 12 ft. Rain.
.TUE AND TUE NIGHT...W wind 20 kt. Seas 11 ft.
.WED THROUGH FRI...SW wind 15 kt. Seas 7 ft.

$$

PKZ160-281245-
Bristol Bay-
340 PM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY TONIGHT...

.TONIGHT...W wind 25 kt. Seas 6 ft. Patchy fog.
.MON...SW wind 15 kt becoming S in the afternoon. Seas 3 ft.
Patchy fog.
.MON NIGHT...SE wind 20 kt. Seas 3 ft.
.TUE...S wind 20 kt. Seas 3 ft.
.TUE NIGHT...SW wind 10 kt. Seas 3 ft.
.WED THROUGH FRI...SW wind 10 kt. Seas 4 ft.

$$

PKZ165-281245-
Port Heiden to Cape Sarichef-
340 PM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT...

.TONIGHT...W wind 15 kt. Seas 3 ft. Patchy fog.
.MON...SE wind 30 kt. From Port Moller E, SE wind 15 kt increasing
to 25 kt in the afternoon. Seas 6 ft. Rain.
.MON NIGHT...S wind 25 kt. Seas 6 ft.
.TUE...SW wind 15 kt. Seas 5 ft.
.TUE NIGHT...SW wind 20 kt. Seas 8 ft.
.WED...SW wind 20 kt. Seas 8 ft.
.THU...SW wind 15 kt. Seas 6 ft.
.FRI...Variable wind 10 kt. Seas 6 ft.

$$

PKZ170-281245-
Cape Sarichef to Nikolski Bering Side-
340 PM AKDT Sun May 27 2018

...GALE WARNING MONDAY...

.TONIGHT...S wind 20 kt becoming SE 30 kt after midnight. Seas 5
ft. Patchy fog. Rain.
.MON...SE wind 35 kt. Seas 9 ft. Rain.
.MON NIGHT...SW wind 20 kt. Seas 7 ft.
.TUE AND TUE NIGHT...SW wind 20 kt. Seas 9 ft.
.WED...SW wind 20 kt. Seas 10 ft.
.THU...SW wind 20 kt. Seas 6 ft.
.FRI...S wind 15 kt. Seas 6 ft.

$$

PKZ171-281245-
Unalaska Bay-
340 PM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY...

.TONIGHT...Variable wind less than 10 kt becoming S 20 kt after
midnight. Seas 2 ft. Patchy fog. Rain.
.MON...SE wind 25 kt. Seas 4 ft. Rain.
.MON NIGHT...W wind 10 kt in the evening becoming variable less
than 10 kt. Seas 2 ft.
.TUE AND TUE NIGHT...SW wind 10 kt. Seas 2 ft.
.WED THROUGH THU...W wind 10 kt. Seas 2 ft.
.FRI...S wind 10 kt. Seas 2 ft.

$$

PKZ172-281245-
Cape Sarichef to Nikolski Pacific Side-
340 PM AKDT Sun May 27 2018

...GALE WARNING MONDAY...

.TONIGHT...SW wind 20 kt becoming S 30 kt after midnight. Seas 7 ft.
Patchy fog. Rain.
.MON...S wind 35 kt. Seas 14 ft. Rain.
.MON NIGHT...SW wind 20 kt. Seas 13 ft.
.TUE AND TUE NIGHT...SW wind 20 kt. Seas 10 ft.
.WED...SW wind 20 kt. Seas 8 ft.
.THU THROUGH FRI...SW wind 15 kt. Seas 6 ft.

$$

PKZ173-281245-
Nikolski to Seguam Island Bering Side-
340 PM AKDT Sun May 27 2018

...GALE WARNING THROUGH MONDAY...

.TONIGHT...S wind 30 kt becoming SE 40 kt after midnight. Seas 6
ft building to 12 ft after midnight. Rain.
.MON...S wind 35 kt becoming SW 20 kt in the afternoon. Seas 12 ft.
.MON NIGHT...SW wind 20 kt. Seas 9 ft.
.TUE AND TUE NIGHT...SW wind 25 kt. Seas 11 ft.
.WED THROUGH THU...SW wind 20 kt. Seas 9 ft.
.FRI...S wind 15 kt. Seas 6 ft.

$$

PKZ174-281245-
Nikolski to Seguam Island Pacific Side-
340 PM AKDT Sun May 27 2018

...GALE WARNING THROUGH MONDAY...

.TONIGHT...S wind 30 kt increasing to 40 kt after midnight. Seas
8 ft building to 14 ft after midnight. Rain.
.MON...SW wind 35 kt becoming W 20 kt in the afternoon. Seas 15
ft.
.MON NIGHT...SW wind 20 kt. Seas 12 ft.
.TUE AND TUE NIGHT...SW wind 20 kt. Seas 10 ft.
.WED THROUGH THU...SW wind 20 kt. Seas 8 ft.
.FRI...S wind 15 kt. Seas 8 ft.

$$

PKZ175-281245-
Seguam Island to Adak Bering Side-
340 PM AKDT Sun May 27 2018

...GALE WARNING TONIGHT...

.TONIGHT...SE wind 35 kt. Seas 10 ft. Rain.
.MON...SW wind 25 kt. Seas 8 ft.
.MON NIGHT...SW wind 25 kt. Seas 10 ft.
.TUE...SW wind 30 kt. Seas 12 ft.
.TUE NIGHT...SW wind 25 kt. Seas 11 ft.
.WED THROUGH THU...SW wind 20 kt. Seas 8 ft.
.FRI...S wind 15 kt. Seas 6 ft.

$$

PKZ176-281245-
Seguam Island to Adak Pacific Side-
340 PM AKDT Sun May 27 2018

...GALE WARNING TONIGHT...

.TONIGHT...S wind 40 kt. Seas 15 ft. Rain.
.MON...W wind 25 kt. Seas 14 ft.
.MON NIGHT...SW wind 25 kt. Seas 11 ft.
.TUE...SW wind 25 kt. Seas 10 ft.
.TUE NIGHT...SW wind 20 kt. Seas 9 ft.
.WED THROUGH THU...SW wind 20 kt. Seas 8 ft.
.FRI...S wind 15 kt. Seas 8 ft.

$$

PKZ177-281245-
Adak to Kiska-
340 PM AKDT Sun May 27 2018

...GALE WARNING TONIGHT...

.TONIGHT...S wind 35 kt becoming SW 25 kt after midnight. Seas
12 ft.
.MON...SW wind 30 kt. Seas 11 ft.
.MON NIGHT...SW wind 30 kt. Seas 12 ft.
.TUE...SW wind 30 kt. Seas 12 ft.
.TUE NIGHT...SW wind 25 kt. Seas 10 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 9 ft.
.FRI...S wind 15 kt. Seas 9 ft.

$$

PKZ178-281245-
Kiska to Attu-
340 PM AKDT Sun May 27 2018

...GALE WARNING MONDAY NIGHT...

.TONIGHT...SW wind 25 kt. Seas 9 ft.
.MON...W wind 30 kt. Seas 13 ft.
.MON NIGHT...W wind 35 kt. Seas 13 ft.
.TUE...W wind 30 kt. Seas 12 ft.
.TUE NIGHT...SW wind 25 kt. Seas 9 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 12 ft.
.FRI...SW wind 15 kt. Seas 9 ft.

$$

PKZ179-281245-
Pribilof Islands Near Shore Waters-
340 PM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY THROUGH MONDAY NIGHT...

.TONIGHT...SE wind 15 kt increasing to 25 kt after midnight. Seas
5 ft. Patchy fog. Rain.
.MON...SE wind 30 kt. Seas 11 ft. Rain.
.MON NIGHT...SW wind 20 kt. Seas 9 ft.
.TUE AND TUE NIGHT...SW wind 25 kt. Seas 13 ft.
.WED...SW wind 20 kt. Seas 12 ft.
.THU THROUGH FRI...S wind 15 kt. Seas 7 ft.

$$

PKZ180-281245-
Kuskokwim Delta and Etolin Strait-
340 PM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT...

.TONIGHT...W wind 15 kt diminishing to 10 kt after midnight. Seas
3 ft. Patchy fog.
.MON...SE wind 25 kt. Seas 5 ft. Patchy fog.
.MON NIGHT...SE wind 25 kt. Seas 8 ft. Rain.
.TUE AND TUE NIGHT...S wind 20 kt. Seas 7 ft.
.WED...S wind 20 kt. Seas 7 ft.
.THU THROUGH FRI...S wind 15 kt. Seas 5 ft.

$$

PKZ181-281245-
North and West of Nunivak Island-
340 PM AKDT Sun May 27 2018

...SMALL CRAFT ADVISORY MONDAY AND MONDAY NIGHT...

.TONIGHT...Variable wind 10 kt. Seas 2 ft. Patchy fog.
.MON...SE wind 30 kt. Seas 6 ft. Patchy fog.
.MON NIGHT...SE wind 30 kt. Seas 9 ft. Rain.
.TUE...S wind 20 kt. Seas 7 ft.
.TUE NIGHT...S wind 25 kt. Seas 10 ft.
.WED...S wind 20 kt. Seas 10 ft.
.THU THROUGH FRI...S wind 15 kt. Seas 6 ft.

$$

PKZ185-281245-
Saint Matthew Island Waters-
340 PM AKDT Sun May 27 2018

...GALE WARNING MONDAY...

.TONIGHT...E of Saint Matthew Island, variable wind 10 kt becoming
SE 20 kt after midnight. W of Saint Matthew Island, SE wind 30 kt.
Seas 6 ft. Patchy fog.
.MON...E wind 35 kt. Seas 13 ft. Rain.
.MON NIGHT...SE wind 30 kt. Seas 13 ft. Rain.
.TUE AND TUE NIGHT...S wind 25 kt. Seas 12 ft.
.WED THROUGH THU...S wind 20 kt. Seas 10 ft.
.FRI...S wind 15 kt. Seas 9 ft.

$$
256 
FZAK52 PAFC 281153
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
353 AM AKDT Mon May 28 2018

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.

PKZ199-290100-
353 AM AKDT Mon May 28 2018
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 983 mb low 185 nm north of Shemya moves to 350 nm northeast of 
Shemya at 980 mb by Tue morning and then to 300 nm northwest of St. 
Paul at 988 mb by Wed morning.

$$

PKZ150-290100-
South of the AK Peninsula Sitkinak to Castle Cape-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY TONIGHT AND TUESDAY...

.TODAY...SW wind 20 kt. Seas 5 ft.
.TONIGHT...S wind 20 kt. Seas 8 ft. Rain.
.TUE...S wind 20 kt. Seas 10 ft. Rain.
.TUE NIGHT...W wind 15 kt. Seas 9 ft.
.WED THROUGH THU...Variable wind 10 kt. Seas 7 ft.
.FRI...SW wind 15 kt. Seas 5 ft.

$$

PKZ155-290100-
South of the AK Peninsula Castle Cape to Cape Sarichef-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...S wind 30 kt. From the Shumagin Islands E, SW wind 15 kt
becoming S 25 kt in the afternoon. Seas 5 ft building to 10 ft in
the afternoon. Rain.
.TONIGHT...S wind 25 kt. Seas 11 ft.
.TUE...SW wind 20 kt. Seas 11 ft.
.TUE NIGHT...W wind 20 kt. Seas 10 ft.
.WED THROUGH THU...W wind 15 kt. Seas 7 ft.
.FRI...SW wind 25 kt. Seas 9 ft.

$$

PKZ160-290100-
Bristol Bay-
353 AM AKDT Mon May 28 2018

.TODAY...SW wind 15 kt becoming S in the afternoon. Seas 3 ft.
.TONIGHT...SE wind 20 kt. Seas 3 ft.
.TUE...SE wind 20 kt. Seas 3 ft.
.TUE NIGHT...SW wind 10 kt. Seas 3 ft.
.WED...S wind 15 kt. Seas 4 ft.
.THU THROUGH FRI...SW wind 10 kt. Seas 5 ft.

$$

PKZ165-290100-
Port Heiden to Cape Sarichef-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SE wind 30 kt except SE 20 kt from Port Moller E. Seas
5 ft. Rain.
.TONIGHT...S wind 25 kt. Seas 5 ft.
.TUE...SW wind 15 kt. Seas 4 ft.
.TUE NIGHT...SW wind 20 kt. Seas 8 ft.
.WED THROUGH FRI...S wind 20 kt. Seas 9 ft.

$$

PKZ170-290100-
Cape Sarichef to Nikolski Bering Side-
353 AM AKDT Mon May 28 2018

...GALE WARNING TODAY...

.TODAY...S wind 35 kt. Seas 9 ft. Rain.
.TONIGHT...SW wind 20 kt. Seas 7 ft.
.TUE...SW wind 20 kt. Seas 8 ft.
.TUE NIGHT...SW wind 25 kt. Seas 11 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 9 ft.
.FRI...S wind 25 kt. Seas 8 ft.

$$

PKZ171-290100-
Unalaska Bay-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY TODAY...

.TODAY...S wind 25 kt. Seas 4 ft. Rain.
.TONIGHT...NW wind 10 kt. Seas 2 ft.
.TUE...SW wind 10 kt. Seas 2 ft.
.TUE NIGHT...SW wind 15 kt. Seas 2 ft.
.WED THROUGH THU...SW wind 15 kt. Seas 2 ft.
.FRI...S wind 20 kt. Seas 3 ft.

$$

PKZ172-290100-
Cape Sarichef to Nikolski Pacific Side-
353 AM AKDT Mon May 28 2018

...GALE WARNING TODAY...

.TODAY...S wind 35 kt. Seas 13 ft. Rain.
.TONIGHT...SW wind 20 kt. Seas 12 ft.
.TUE...W wind 20 kt. Seas 10 ft.
.TUE NIGHT...SW wind 20 kt. Seas 9 ft.
.WED THROUGH THU...SW wind 20 kt. Seas 8 ft.
.FRI...S wind 25 kt. Seas 13 ft.

$$

PKZ173-290100-
Nikolski to Seguam Island Bering Side-
353 AM AKDT Mon May 28 2018

...GALE WARNING TODAY...

.TODAY...S wind 35 kt becoming SW 20 kt in the afternoon. Seas
12 ft.
.TONIGHT...SW wind 20 kt. Seas 8 ft.
.TUE...SW wind 25 kt. Seas 11 ft.
.TUE NIGHT...SW wind 25 kt. Seas 12 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 9 ft.
.FRI...S wind 20 kt. Seas 7 ft.

$$

PKZ174-290100-
Nikolski to Seguam Island Pacific Side-
353 AM AKDT Mon May 28 2018

...GALE WARNING TODAY...

.TODAY...SW wind 35 kt diminishing to 20 kt in the afternoon. Seas
15 ft.
.TONIGHT...SW wind 20 kt. Seas 12 ft.
.TUE...SW wind 20 kt. Seas 10 ft.
.TUE NIGHT...SW wind 20 kt. Seas 9 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 9 ft.
.FRI...S wind 20 kt. Seas 12 ft.

$$

PKZ175-290100-
Seguam Island to Adak Bering Side-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...SW wind 25 kt. Seas 8 ft.
.TONIGHT...SW wind 30 kt. Seas 10 ft.
.TUE...SW wind 30 kt. Seas 13 ft.
.TUE NIGHT...SW wind 25 kt. Seas 12 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 9 ft.
.FRI...S wind 20 kt. Seas 7 ft.

$$

PKZ176-290100-
Seguam Island to Adak Pacific Side-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...SW wind 25 kt. Seas 13 ft.
.TONIGHT...SW wind 25 kt. Seas 11 ft.
.TUE...SW wind 25 kt. Seas 11 ft.
.TUE NIGHT...SW wind 25 kt. Seas 10 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 9 ft.
.FRI...S wind 15 kt. Seas 9 ft.

$$

PKZ177-290100-
Adak to Kiska-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...SW wind 30 kt. Seas 12 ft.
.TONIGHT...SW wind 30 kt. Seas 13 ft.
.TUE...SW wind 30 kt. Seas 14 ft.
.TUE NIGHT...W wind 25 kt. Seas 11 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 10 ft.
.FRI...SW wind 15 kt. Seas 8 ft.

$$

PKZ178-290100-
Kiska to Attu-
353 AM AKDT Mon May 28 2018

...GALE WARNING THROUGH TONIGHT...

.TODAY...W wind 35 kt. Seas 14 ft.
.TONIGHT...W wind 35 kt. Seas 15 ft.
.TUE...W wind 30 kt. Seas 13 ft.
.TUE NIGHT...SW wind 25 kt. Seas 9 ft.
.WED...SW wind 30 kt. Seas 11 ft.
.THU...SW wind 25 kt. Seas 10 ft.
.FRI...Variable wind 10 kt. Seas 8 ft.

$$

PKZ179-290100-
Pribilof Islands Near Shore Waters-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...SE wind 30 kt. Seas 10 ft. Rain.
.TONIGHT...SW wind 20 kt. Seas 8 ft.
.TUE...SW wind 25 kt. Seas 12 ft.
.TUE NIGHT...SW wind 25 kt. Seas 14 ft.
.WED THROUGH THU...SW wind 25 kt. Seas 11 ft.
.FRI...S wind 20 kt. Seas 8 ft.

$$

PKZ180-290100-
Kuskokwim Delta and Etolin Strait-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SE wind 25 kt. Seas 4 ft.
.TONIGHT...SE wind 25 kt. Seas 7 ft. Rain.
.TUE...S wind 20 kt. Seas 6 ft.
.TUE NIGHT...S wind 20 kt. Seas 7 ft.
.WED THROUGH FRI...S wind 20 kt. Seas 8 ft.

$$

PKZ181-290100-
North and West of Nunivak Island-
353 AM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...SE wind 30 kt. Seas 6 ft.
.TONIGHT...SE wind 30 kt. Seas 8 ft. Rain.
.TUE...S wind 20 kt. Seas 7 ft.
.TUE NIGHT...S wind 25 kt. Seas 9 ft.
.WED THROUGH FRI...S wind 20 kt. Seas 8 ft.

$$

PKZ185-290100-
Saint Matthew Island Waters-
353 AM AKDT Mon May 28 2018

...GALE WARNING TODAY...

.TODAY...E wind 35 kt. Seas 13 ft. Rain.
.TONIGHT...SE wind 30 kt. Seas 12 ft. Rain.
.TUE...SE wind 25 kt. Seas 10 ft.
.TUE NIGHT...SE wind 25 kt. Seas 12 ft.
.WED THROUGH FRI...S wind 20 kt. Seas 10 ft.

$$
439 
FZAK52 PAFC 282342
CWFALU

Coastal Waters Forecast
National Weather Service Anchorage Alaska
342 PM AKDT Mon May 28 2018

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.

PKZ199-291245-
342 PM AKDT Mon May 28 2018
.SYNOPSIS FOR SOUTHWEST ALASKA+BRISTOL BAY+THE ALASKA
PENINSULA WATERS AND THE ALEUTIAN ISLANDS...
A 979 mb low 245 nm north of Shemya will move over St. Matthew 
Island at 994 mb Wed afternoon.

$$

PKZ150-291245-
South of the AK Peninsula Sitkinak to Castle Cape-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...S wind 20 kt. Seas 8 ft. Rain.
.TUE...S wind 20 kt diminishing to 10 kt in the afternoon. Seas 9 ft. 
.TUE NIGHT...W wind 10 kt. Seas 9 ft.
.WED AND WED NIGHT...Variable wind 10 kt. Seas 7 ft.
.THU...NW wind 15 kt. Seas 5 ft.
.FRI...SW wind 15 kt. Seas 5 ft.
.SAT...S wind 15 kt. Seas 8 ft.

$$

PKZ155-291245-
South of the AK Peninsula Castle Cape to Cape Sarichef-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...S wind 25 kt becoming SW 15 kt after midnight. Seas 11 ft.
.TUE...SW wind 20 kt. Seas 11 ft.
.TUE NIGHT...W wind 20 kt. Seas 10 ft.
.WED...SW wind 15 kt. Seas 8 ft.
.WED NIGHT...W wind 20 kt. Seas 6 ft.
.THU...W wind 20 kt. Seas 7 ft.
.FRI...SW wind 25 kt. Seas 9 ft.
.SAT...S wind 25 kt. Seas 14 ft.

$$

PKZ160-291245-
Bristol Bay-
342 PM AKDT Mon May 28 2018

.TONIGHT...SE wind 20 kt. Seas 4 ft.
.TUE...SE wind 20 kt. Seas 3 ft.
.TUE NIGHT...SW wind 10 kt. Seas 3 ft.
.WED...S wind 15 kt. Seas 5 ft.
.WED NIGHT...SW wind 10 kt. Seas 5 ft.
.THU THROUGH FRI...SW wind 10 kt. Seas 5 ft.
.SAT...SE wind 15 kt. Seas 3 ft.

$$

PKZ165-291245-
Port Heiden to Cape Sarichef-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY TONIGHT AND TUESDAY NIGHT...

.TONIGHT...S wind 25 kt. Gusts to 35 kt out of bays and passes. Seas
5 ft.
.TUE...SW wind 20 kt. Seas 5 ft.
.TUE NIGHT...SW wind 20 kt. Seas 9 ft.
.WED...S wind 20 kt. Seas 10 ft.
.WED NIGHT...SW wind 20 kt. Seas 8 ft.
.THU...SW wind 20 kt. Seas 8 ft.
.FRI THROUGH SAT...SE wind 20 kt. Seas 7 ft.

$$

PKZ170-291245-
Cape Sarichef to Nikolski Bering Side-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY TUESDAY NIGHT...

.TONIGHT...SW wind 20 kt. Seas 7 ft.
.TUE...SW wind 20 kt. Seas 7 ft.
.TUE NIGHT...SW wind 25 kt. Seas 11 ft.
.WED AND WED NIGHT...W wind 20 kt. Seas 10 ft.
.THU...SW wind 20 kt. Seas 8 ft.
.FRI THROUGH SAT...SE wind 25 kt. Seas 8 ft.

$$

PKZ171-291245-
Unalaska Bay-
342 PM AKDT Mon May 28 2018

.TONIGHT...NW wind 15 kt diminishing to 10 kt after midnight. Seas
3 ft.
.TUE...Variable wind less than 10 kt becoming NE 10 kt in the
afternoon. Seas 3 ft.
.TUE NIGHT...SW wind 15 kt. Seas 3 ft.
.WED AND WED NIGHT...W wind 15 kt. Seas 3 ft.
.THU...SW wind 15 kt. Seas 2 ft.
.FRI THROUGH SAT...SE wind 20 kt. Seas 3 ft.

$$

PKZ172-291245-
Cape Sarichef to Nikolski Pacific Side-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 20 kt. Seas 13 ft.
.TUE...SW wind 20 kt. Seas 11 ft.
.TUE NIGHT...SW wind 20 kt. Seas 9 ft.
.WED...SW wind 20 kt. Seas 7 ft.
.WED NIGHT...W wind 20 kt. Seas 7 ft.
.THU...SW wind 20 kt. Seas 7 ft.
.FRI...S wind 25 kt. Seas 13 ft.
.SAT...S wind 25 kt. Seas 17 ft.

$$

PKZ173-291245-
Nikolski to Seguam Island Bering Side-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 25 kt. Seas 9 ft.
.TUE...SW wind 30 kt. Seas 13 ft.
.TUE NIGHT...SW wind 25 kt. Seas 13 ft.
.WED AND WED NIGHT...SW wind 20 kt. Seas 10 ft.
.THU...SW wind 20 kt. Seas 8 ft.
.FRI THROUGH SAT...S wind 20 kt. Seas 9 ft.

$$

PKZ174-291245-
Nikolski to Seguam Island Pacific Side-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 20 kt. Seas 12 ft.
.TUE...SW wind 25 kt. Seas 10 ft.
.TUE NIGHT...SW wind 20 kt. Seas 10 ft.
.WED AND WED NIGHT...W wind 20 kt. Seas 9 ft.
.THU...SW wind 25 kt. Seas 8 ft.
.FRI THROUGH SAT...S wind 20 kt. Seas 13 ft.

$$

PKZ175-291245-
Seguam Island to Adak Bering Side-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 30 kt. Seas 12 ft.
.TUE...SW wind 30 kt. Seas 14 ft.
.TUE NIGHT...SW wind 25 kt. Seas 13 ft.
.WED...W wind 20 kt. Seas 9 ft.
.WED NIGHT...SW wind 25 kt. Seas 8 ft.
.THU...SW wind 25 kt. Seas 7 ft.
.FRI...S wind 20 kt. Seas 7 ft.
.SAT...W wind 15 kt. Seas 10 ft.

$$

PKZ176-291245-
Seguam Island to Adak Pacific Side-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 25 kt. Seas 11 ft.
.TUE...SW wind 25 kt. Seas 11 ft.
.TUE NIGHT...SW wind 25 kt. Seas 10 ft.
.WED...W wind 20 kt. Seas 9 ft.
.WED NIGHT...SW wind 25 kt. Seas 8 ft.
.THU...SW wind 25 kt. Seas 8 ft.
.FRI...S wind 15 kt. Seas 9 ft.
.SAT...W wind 15 kt. Seas 11 ft.

$$

PKZ177-291245-
Adak to Kiska-
342 PM AKDT Mon May 28 2018

...GALE WARNING TONIGHT...

.TONIGHT...SW wind 35 kt. Seas 15 ft.
.TUE...SW wind 30 kt. Seas 15 ft.
.TUE NIGHT...SW wind 25 kt. Seas 11 ft.
.WED...W wind 20 kt. Seas 8 ft.
.WED NIGHT...SW wind 25 kt. Seas 9 ft.
.THU...SW wind 25 kt. Seas 9 ft.
.FRI...SW wind 15 kt. Seas 8 ft.
.SAT...W wind 15 kt. Seas 7 ft.

$$

PKZ178-291245-
Kiska to Attu-
342 PM AKDT Mon May 28 2018

...GALE WARNING TONIGHT...

.TONIGHT...W wind 35 kt. Seas 15 ft.
.TUE...W wind 30 kt diminishing to 20 kt in the afternoon. Seas 13 
ft.
.TUE NIGHT...W wind 20 kt. Seas 9 ft.
.WED AND WED NIGHT...SW wind 25 kt. Seas 9 ft.
.THU...SW wind 30 kt. Seas 11 ft.
.FRI...Variable wind 10 kt. Seas 8 ft.
.SAT...W wind 15 kt. Seas 7 ft.

$$

PKZ179-291245-
Pribilof Islands Near Shore Waters-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SW wind 20 kt. Seas 8 ft.
.TUE...S wind increasing to 30 kt. Seas 13 ft.
.TUE NIGHT...SW wind 30 kt. Seas 15 ft. Rain.
.WED...SW wind 25 kt. Seas 13 ft.
.WED NIGHT...W wind 20 kt. Seas 10 ft.
.THU THROUGH SAT...SE wind 20 kt. Seas 9 ft.

$$

PKZ180-291245-
Kuskokwim Delta and Etolin Strait-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SE wind 25 kt. Seas 8 ft. Rain.
.TUE...S wind 25 kt diminishing to 15 kt in the afternoon. Seas
6 ft.
.TUE NIGHT...S wind 25 kt. Seas 8 ft. Rain.
.WED...S wind 25 kt. Seas 9 ft.
.WED NIGHT...S wind 20 kt. Seas 8 ft.
.THU THROUGH SAT...SE wind 20 kt. Seas 7 ft.

$$

PKZ181-291245-
North and West of Nunivak Island-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...SE wind 25 kt. Seas 8 ft. Rain.
.TUE...SE wind 25 kt becoming S 15 kt in the afternoon. Seas 7 ft.
.TUE NIGHT...S wind 25 kt. Seas 9 ft. Rain showers.
.WED...S wind 25 kt. Seas 9 ft.
.WED NIGHT...S wind 20 kt. Seas 8 ft.
.THU THROUGH SAT...SE wind 20 kt. Seas 8 ft.

$$

PKZ185-291245-
Saint Matthew Island Waters-
342 PM AKDT Mon May 28 2018

...SMALL CRAFT ADVISORY THROUGH TUESDAY NIGHT...

.TONIGHT...E wind 30 kt. Seas 13 ft. Rain.
.TUE...SE wind 25 kt. Seas 10 ft.
.TUE NIGHT...SE wind 25 kt except NW 15 kt W of Saint Matthew Island.
Seas 12 ft. Rain showers.
.WED...S wind 20 kt. Seas 11 ft.
.WED NIGHT...W wind 20 kt. Seas 8 ft.
.THU...S wind 25 kt. Seas 9 ft.
.FRI...S wind 20 kt. Seas 9 ft.
.SAT...SE wind 15 kt. Seas 8 ft.

$$

What forecasters said that day

The local office's own words before this gale warning 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 gale warning went out at May 26, 6:07 PM AKDT, 9 hours 50 minutes earlier.

Area forecast discussion, May 26, 6:07 PM AKDT, 9 hours 50 minutes before
Southcentral and Southwest Alaska Forecast Discussion...CORRECTED
National Weather Service Anchorage AK
607 PM AKDT Sat May 26 2018

Resent with updated Long Term Discussion...

.ANALYSIS AND UPPER LEVELS...
A nearly stationary gale force low centered over the Eastern Gulf
continues to bring primarily just cloud cover to the Gulf Coast
and areas of Southcentral, but this is beginning to clear as high
pressure from the Mainland approaches from the west. Slightly
further to the north from the Kuskokwim Valley into the Copper
River Basin skies were clear for much of the morning, allowing for
enough heating to allow for convection to begin developing by
early this afternoon. This is occurring along the southern edge
of the thermal trough that stretches into the interior, and will
the focus for isolated thunderstorm activity this weekend. The
weak ridging over the Mainland is much stronger and widespread,
which has allowed for widespread stratus to continue over much of
that area. Gusty northwesterly winds are also blowing from the
Eastern Bering into the AK Pen, which should continue into late
Sunday as the ridge axis approaches from the west.

&&

.MODEL DISCUSSION...
The models remain in very good synoptic agreement through the
holiday weekend, so forecast confidence remains generally good.
There is some question as to how much shower activity will
continue into late this evening from the weak easterly wave that
will rotate around the Gulf low, leading to slightly lower
confidence in the rainfall forecast over the Gulf Coast and
Southcentral overnight tonight.

&&

.AVIATION...
PANC...VFR conditions and light winds will persist through Sunday.

&&

.SHORT TERM FORECAST SOUTHCENTRAL ALASKA (Days 1 through 3)... As
the low in the eastern Gulf weakens through Sunday the thermal
trough will push south through Southcentral Alaska. This will
allow for diurnal showers around the area with the chance for
thunderstorms to develop in areas around the Copper River Basin,
Talkeetna Mountains and the Alaska Range this afternoon/evening.
This setup will remain similar on Sunday with the chance for
thunderstorms extending south to the western Chugach and Kenai
Mountains. The diurnal pattern will also allow for some clearing
of cloud cover overnight into the early afternoon with
temperatures reaching the mid 60s in the Susitna Valley and
western Kenai Peninsula Sunday afternoon.

&&

.SHORT TERM FORECAST SOUTHWEST ALASKA (Days 1 through 3)...
Thunderstorms are already firing in the Southern Kuskokwim Valley
and Bristol Bay and are expected to continue through the evening
with the unstable air aloft. By tomorrow, the thermal trough will
weaken and move slightly eastward, which will limit the chance for
thunderstorms to the northeast corner of the area, up near the
Alaska range. Elsewhere in Southwest, Sunday should be a fairly
nice day, although along the Kuskokwim coast, clouds may prevail
with a chance of fog in the morning as the northwest flow brings
more moisture to the area. The upper level ridge continues to move
eastward over the area on Monday, continuing dry and stable
conditions before a front brings rain to the outer coast starting
Monday night.

&&

.SHORT TERM FORECAST BERING SEA/ALEUTIANS (Days 1 through 3)...
The ridge in place over the Bering Sea today continues a pattern
of low clouds across most of the region, although the far Western
Aleutians is beginning to see the effects of an approaching front.
This front will continue to move across the Bering Sea tomorrow
and Monday as its parent low moves northward towards the
Kamchatka peninsula. As a developing wave moves into the base of
the trough near the central Aleutians, the force will become a
gale force front with the possibility of a few storm force gusts
south of the chain. By Monday night, the front will have crossed
much of the Bering Sea, switching the winds to mainly southwest
and bringing the parent low down from the north. Air aloft
associated with this system is fairly warm, so strong winds are
not expected behind the front and the precip will remain liquid.
&&

.LONG TERM FORECAST (Days 3 through 7...Tue through Sat)...
As is often the case with the extend portion of the forecast,
there is decent agreement among the models early on before slowly
(and surely) starting to diverge from one another. This leads to
fairly high confidence in the pattern to start the week, but lower
and lower confidence as we move towards the first weekend in
June. To start things off, a low over the Western Bering will
continue to weaken as it slings a front through the West Coast.
This will make for rather dreary, wet, and windy day for SW AK Tue.
Convection (mostly showers with some isolated thunderstorms) will
be likely east of the AK/Aleutian Ranges across the rest of
southern AK. The front shears apart in the lower elevations as it
tries to cross those mountain ranges into Wed. However, the more
potent upper- level trough will eject over the southern mainland.
With plenty of low-level moisture, moderate instability with a
cold pocket aloft, and decent lift, expect showers to encompass
most of the mainland. The heaviest precipitation will fall over
the southwest. This trough could also drop 850mb (5,000')
temperatures about 5 degrees Celsius making both Wed and Thu
rather cool and wet.

However, by late Thu-early Fri, most models are now pointing to a
fairly strong noise of a ridge from the Pacific pushing into the
state. This would dramatically change the weather to a much drier
and warmer pattern. Most models hint at this feature at least
lasting 1-2 days. But the ECMWF is showing signs of closing off
the high. If this were to happen, we could move into a very
summer-like pattern for much of the early part of June. As we said
at the onset of the discussion, the farther out in time, the less
we rely on any given solution. However we have trended the
forecast slightly warmer and drier for next weekend and we will be
monitoring the progress of the ridge.

&&

.AFC WATCHES/WARNINGS/ADVISORIES...
PUBLIC...None.
MARINE...Gales 173-176.

&&

SYNOPSIS AND MODEL DISCUSSION...DEK
SOUTHCENTRAL ALASKA...DK
SOUTHWEST ALASKA/BERING SEA/ALEUTIANS...LF
LONG TERM...MSO

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 3:57 AM AKDTGale WarningAFC72 hr
May 27, 3:57 AM AKDTSmall Craft AdvisoryAFC4 days
May 27, 3:34 PM AKDTGale WarningAFC48 hr
May 27, 3:40 PM AKDTGale WarningAFC36 hr

Nearby

Gale Warnings in Alaska, 2018Every gale warning in 2018

Sources

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