Offshore Forecast
Issued by NWS

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516
FZAK62 PAFC 201217
OFFALU

OFFSHORE WATERS FORECAST
NATIONAL WEATHER SERVICE ANCHORAGE AK
317 AM AKST MON FEB 20 2017

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.

PKZ499-210230-
317 AM AKST MON FEB 20 2017
.SYNOPSIS FOR CENTRAL BERING SEA...
BOGOSLOF VOLCANO AT 54N 168W REMAINS ACTIVE. A 956 MB LOW NEAR 51N
175E MOVES TO 54N 169E AT 964 MB LATE TONIGHT...THEN IS ABSORBED.
AN ASSOCIATED FRONT OVER THE CENTRAL BERING MOVES TO THE EASTERN
BERING LATE TONIGHT...THEN MOVES INTO MAINLAND ALASKA. ANOTHER
LOW NEAR 45N 165E TUE MORNING MOVES TO 53N 168E AT 948 MB LATE TUE
NIGHT.

$$

PKZ411-210230-
BERING SEA OFFSHORE WEST OF 180 AND EAST OF THE INTERNATIONAL
DATELINE-
317 AM AKST MON FEB 20 2017

...HURRICANE FORCE WIND WARNING TODAY...

.TODAY...E WIND 55 TO 70 KT DIMINISHING TO 40 TO 55 KT IN THE
AFTERNOON. SEAS 19 TO 33 FT. SNOW AND RAIN.
.TONIGHT...SE WIND 35 TO 50 KT. SEAS 20 TO 30 FT. SNOW.
.TUE...SE WIND 25 TO 40 KT. SEAS 17 TO 24 FT. RAIN.
.TUE NIGHT...SE WIND 30 TO 45 KT. SEAS 16 TO 24 FT.
.WED THROUGH FRI...SE WIND 30 TO 45 KT. SEAS 16 TO 27 FT.

$$

PKZ412-210230-
BERING SEA OFFSHORE 171W TO 180 AND NORTH OF 56N-
317 AM AKST MON FEB 20 2017

...STORM WARNING TODAY...
...HEAVY FREEZING SPRAY WARNING THROUGH TUESDAY...

.TODAY...E WIND 35 TO 50 KT. SEAS 11 TO 19 FT. HEAVY FREEZING
SPRAY. SNOW.
.TONIGHT...E WIND 30 TO 45 KT. SEAS 15 TO 23 FT. HEAVY FREEZING
SPRAY. SNOW.
.TUE...E WIND 30 TO 45 KT BECOMING S 20 IN THE AFTERNOON S OF 57N.
SEAS 15 TO 23 FT. HEAVY FREEZING SPRAY. SNOW.
.TUE NIGHT...E WIND 25 TO 40 KT. SEAS 14 TO 22 FT.
.WED THROUGH FRI...S WIND 25 TO 40 KT. SEAS 15 TO 23 FT.

$$

PKZ413-210230-
BERING SEA OFFSHORE 171W TO 180 AND SOUTH OF 56N-
317 AM AKST MON FEB 20 2017

...STORM WARNING TODAY...

.TODAY...SE WIND 40 TO 55 KT DIMINISHING TO 30 TO 45 KT IN THE
AFTERNOON. SEAS 14 TO 22 FT. SNOW AND RAIN.
.TONIGHT...S WIND 20 KT BECOMING SW 15 TO 25 KT AFTER MIDNIGHT. N
OF 55N...E WIND 35 KT IN THE EVENING. SEAS 13 TO 20 FT. SNOW.
.TUE...SW WIND 15 TO 25 KT BECOMING S 20 TO 35 KT IN THE
AFTERNOON. SEAS 13 TO 18 FT. SNOW.
.TUE NIGHT...S WIND 25 TO 40 KT. SEAS 13 TO 18 FT.
.WED THROUGH FRI...S WIND 30 TO 45 KT. SEAS 13 TO 27 FT.

$$

PKZ414-210230-
BERING SEA OFFSHORE EAST OF 171W-
317 AM AKST MON FEB 20 2017

...GALE WARNING THROUGH TUESDAY...
...HEAVY FREEZING SPRAY WARNING TONIGHT...

.TODAY...E WIND 20 TO 35 KT. SEAS IN ICE FREE WATERS 3 TO 8 FT.
FREEZING SPRAY.
.TONIGHT...E WIND 30 TO 45 KT. SEAS IN ICE FREE WATERS 6 TO 11 FT.
HEAVY FREEZING SPRAY. SNOW.
.TUE...SE WIND 25 TO 40 KT BECOMING SW 15 TO 30 KT IN THE
AFTERNOON. SEAS IN ICE FREE WATERS 5 TO 10 FT. SNOW.
.TUE NIGHT...S WIND 15 TO 30 KT. SEAS IN ICE FREE WATERS 5 TO 10
FT.
.WED THROUGH FRI...S WIND 20 TO 35 KT. SEAS IN ICE FREE WATERS 6
TO 11 FT.

$$



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