Offshore Forecast
Issued by NWS

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000
FZNT33 KWBC 202002
OFFN31

MARINE WEATHER HF VOICE BROADCAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
302 PM EST FRI JAN 20 2017

NEW ENGLAND CONTINENTAL SHELF AND SLOPE WATERS FROM 25 NM
OFFSHORE TO THE HAGUE LINE...EXCEPT TO 1000 FM S OF NEW ENGLAND

CONDITIONS GIVEN REPRESENT THE HIGHEST WITHIN THAT PERIOD.

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

.SYNOPSIS FOR NEW ENGLAND WATERS...A WEAK HIGH PRES RIDGE WILL
MOVE OFFSHORE TONIGHT AND PASS E OF THE WATERS SAT. A WEAK COLD
FRONT WILL PUSH S INTO THE WATERS SAT NIGHT...THEN PASS S OF THE
AREA SUN. A HIGH PRES RIDGE WILL SLOWLY BUILD IN FROM THE N SUN
INTO SUN NIGHT...THEN SHIFT TO THE NE MON. A WARM FRONT WILL
APPROACH FROM THE S SUN NIGHT AND MON...THEN LIFT N INTO THE
WATERS MON NIGHT. AN ASSOCIATED LOW PRES CENTER WILL TRACK NE
ACROSS THE WATERS TUE INTO TUE NIGHT WHILE PULLING A TRAILING
COLD FRONT E ACROSS THE REGION. A WEAK HIGH PRES RIDGE WILL BUILD
OFFSHORE WED...THEN PASS E OF THE WATERS WED NIGHT WHILE THE NEXT
COLD FRONT APPROACHES FROM THE NW.

GULF OF MAINE TO THE HAGUE LINE

...GALE FORCE WINDS POSSIBLE MON...

.TONIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING SW 5 TO 15
KT. SEAS 3 TO 5 FT.
.SAT...W TO SW WINDS 10 TO 15 KT. SEAS 3 TO 6 FT.
.SAT NIGHT...W TO NW WINDS 5 TO 15 KT...BECOMING N. SEAS 3 TO
5 FT.
.SUN...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.SUN NIGHT...E TO NE WINDS INCREASING TO 15 TO 25 KT. SEAS
BUILDING TO 4 TO 8 FT. HIGHEST WINDS AND SEAS SW.
.MON...E WINDS INCREASING TO 25 TO 35 KT. SEAS BUILDING TO 8 TO
14 FT. HIGHEST WINDS AND SEAS SW.
.MON NIGHT...E WINDS INCREASING TO 35 TO 45 KT. SEAS BUILDING TO
12 TO 19 FT.
.TUE...E WINDS DIMINISHING TO 25 TO 35 KT...THEN BECOMING SE 10
TO 20 KT LATE. SEAS SUBSIDING TO 9 TO 12 FT LATE.
.TUE NIGHT...WINDS BECOMING W TO NW 15 TO 20 KT. SEAS 7 TO 11 FT.
.WED...W TO NW WINDS 15 TO 25 KT...DIMINISHING TO W TO SW 10 TO
20 KT. SEAS 6 TO 10 FT.
.WED NIGHT...SW WINDS 10 TO 20 KT. SEAS SUBSIDING TO 5 TO 8 FT.

GEORGES BANK...FROM THE NORTHEAST CHANNEL TO THE GREAT SOUTH
CHANNEL INCLUDING WATERS EAST OF CAPE COD...TO THE HAGUE LINE

...GALE FORCE WINDS POSSIBLE MON...

.TONIGHT...N WINDS 5 TO 15 KT...BECOMING W TO NW LESS THAN 10 KT.
SEAS 4 TO 7 FT.
.SAT...W WINDS 5 TO 10 KT...BECOMING SW 10 TO 15 KT. SEAS 5 TO 7
FT.
.SAT NIGHT...W WINDS 10 TO 20 KT...DIMINISHING TO W TO NW 5 TO 15
KT. SEAS 5 TO 7 FT.
.SUN...N TO NW WINDS 5 TO 15 KT...BECOMING NE 10 TO 15 KT. SEAS
SUBSIDING TO 4 TO 5 FT.
.SUN NIGHT...NE WINDS INCREASING TO 15 TO 20 KT...THEN BECOMING E
20 TO 30 KT. SEAS BUILDING TO 6 TO 9 FT.
.MON...E WINDS INCREASING TO 25 TO 35 KT. SEAS BUILDING TO 10 TO
14 FT.
.MON NIGHT...E WINDS 30 TO 40 KT...BECOMING S TO SE 25 TO 35 KT.
SEAS BUILDING TO 13 TO 18 FT.
.TUE...S TO SE WINDS DIMINISHING TO 10 TO 20 KT. SEAS SUBSIDING TO
10 TO 13 FT.
.TUE NIGHT...WINDS SHIFTING TO W 15 TO 25 KT. SEAS 10 TO 13 FT.
.WED...W WINDS 15 TO 25 KT. SEAS 9 TO 12 FT.
.WED NIGHT...W TO SW WINDS 15 TO 20 KT. SEAS SUBSIDING TO 7 TO 9
FT.

SOUTH OF NEW ENGLAND...FROM THE GREAT SOUTH CHANNEL TO HUDSON
CANYON INCLUDING THE WATERS SOUTH OF MARTHAS VINEYARD AND
NANTUCKET ISLAND...OUT TO 1000 FM

...GALE FORCE WINDS POSSIBLE SUN NIGHT...

.TONIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING S TO SW.
SEAS 3 TO 5 FT.
.SAT...W TO SW WINDS 5 TO 15 KT. SEAS 3 TO 6 FT.
.SAT NIGHT...W WINDS 5 TO 15 KT. SEAS 3 TO 6 FT.
.SUN...W TO NW WINDS LESS THAN 10 KT...BECOMING E 10 TO 15 KT.
SEAS 3 TO 5 FT.
.SUN NIGHT...E WINDS INCREASING TO 25 TO 35 KT. SEAS BUILDING TO
8 TO 12 FT.
.MON...E WINDS INCREASING TO 35 TO 45 KT. SEAS BUILDING TO 13 TO
18 FT.
.MON NIGHT...E TO SE WINDS 30 TO 40 KT...BECOMING S TO SE 15 TO
20 KT. SEAS SUBSIDING TO 10 TO 14 FT.
.TUE...S TO SE WINDS 5 TO 15 KT...BECOMING W TO NW 10 TO 20 KT.
SEAS SUBSIDING TO 8 TO 12 FT.
.TUE NIGHT...W TO NW WINDS INCREASING TO 20 TO 25 KT. SEAS 7 TO
11 FT.
.WED...W TO NW WINDS 15 TO 25 KT. SEAS 6 TO 10 FT.
.WED NIGHT...WINDS BECOMING SW 15 TO 25 KT. SEAS 6 TO 9 FT.

.FORECASTER VUKITS. OCEAN PREDICTION CENTER.



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