####018003890####
FZNT33 KWBC 130828

OFFN31



Marine Weather HF Voice Broadcast

NWS Ocean Prediction Center Washington DC

428 AM EDT Tue May 13 2025



New England continental shelf and slope waters from 25 nm

offshore to the Hague Line, except to 1000 fm south 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.



Locally higher winds and seas can be expected in and near tstms.



.SYNOPSIS FOR NEW ENGLAND WATERS...A cold front will move quickly

SE across the area this morning. High pressure will build across

the waters later today, then shift SE of the area tonight into

Wed. A broad low pressure will develop SW of the area today into

Wed over the Mid-Atlantic states, with an associated warm front

lifting N and approaching the southern portions Wed night. Both

the low and warm front will lift NE across the waters Thu into

Thu night while weakening. A cold front will approach from the N

Fri, then move S and stall over the waters Fri night into Sat.

Low pressure will move offshore along the front later Sat and Sat

night. 



Gulf of Maine to the Hague Line



.TODAY...N winds 10 to 15 kt, becoming NE 5 to 15 kt, then,

becoming E. Seas 3 to 4 ft. 

.TONIGHT...S to SE winds 5 to 10 kt. Seas 3 to 4 ft. 

.WED...S to SE winds 5 to 10 kt. Seas 3 to 4 ft. 

.WED NIGHT...S winds 5 to 10 kt. Seas 3 to 4 ft. Chance of

showers with vsby 1 nm or less. 

.THU...S to SE winds 5 to 15 kt. Seas 3 to 5 ft. 

.THU NIGHT...S winds less than 10 kt. Seas 3 to 4 ft. 

.FRI...Variable winds less than 5 kt, becoming S to SE. Seas

3 to 4 ft. 

.FRI NIGHT...SE winds less than 10 kt. Seas 3 to 4 ft. 

.SAT...S to SE winds 5 to 15 kt. Seas 3 to 4 ft. 

.SAT NIGHT...SE winds 5 to 15 kt, diminishing to less than

10 kt. Seas 3 to 4 ft. 



Georges Bank...from the Northeast Channel to the Great South

Channel including waters east of Cape Cod...to the Hague Line



.TODAY...W to NW winds 5 to 15 kt, becoming E to NE, then,

becoming E 5 to 10 kt. Seas 3 to 4 ft. 

.TONIGHT...E winds 5 to 10 kt, becoming SE 10 to 15 kt. Seas

3 to 4 ft. Chance of showers. 

.WED...SE winds 10 to 15 kt. Seas 3 to 4 ft. 

.WED NIGHT...S to SE winds 10 to 15 kt. Seas 3 to 6 ft. Chance

of showers with vsby 1 nm or less. 

.THU...S to SE winds 10 to 20 kt. Seas 4 to 7 ft. 

.THU NIGHT...S winds 5 to 15 kt, becoming 5 to 10 kt. Seas 3 to

6 ft. 

.FRI...S to SW winds less than 10 kt. Seas 3 to 5 ft. 

.FRI NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft. 

.SAT...S to SE winds less than 10 kt. Seas 3 to 4 ft. 

.SAT NIGHT...S winds 5 to 10 kt, becoming 5 to 15 kt. Seas 3 to

4 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



.TODAY...W winds 5 to 10 kt, becoming variable, then, becoming

E. Seas 3 to 4 ft. Chance of showers. 

.TONIGHT...E to SE winds 10 to 15 kt, becoming 10 to 20 kt. Seas

3 to 5 ft. Chance of showers with vsby 1 nm or less. 

.WED...SE winds 15 to 25 kt. Seas 5 to 9 ft. Scattered showers

with vsby 1 nm or less. 

.WED NIGHT...SE winds 10 to 20 kt. Seas 4 to 8 ft. Scattered

showers and tstms with vsby 1 nm or less. 

.THU...S to SE winds 10 to 20 kt, becoming S 5 to 15 kt. Seas

4 to 7 ft. 

.THU NIGHT...S to SW winds less than 10 kt. Seas 4 to 6 ft. 

.FRI...Variable winds less than 5 kt, becoming SW. Seas 3 to

5 ft. 

.FRI NIGHT...S to SW winds less than 10 kt. Seas 3 to 4 ft. 

.SAT...S winds 5 to 10 kt. Seas 3 to 4 ft. 

.SAT NIGHT...S to SW winds 5 to 15 kt, becoming W. Seas 3 to

4 ft. 



.Forecaster Collins. Ocean Prediction Center.

####018005782####
FZNT34 KWBC 130828

OFFN32



Marine Weather HF Voice Broadcast

NWS Ocean Prediction Center Washington DC

428 AM EDT Tue May 13 2025



West central North Atlantic continental shelf and slope waters

beyond 20 nm to 250 nm offshore, including south of Georges Bank

from 1000 fm to 250 nm offshore.



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.



Locally higher winds and seas can be expected in and near tstms.



.SYNOPSIS FOR MID ATLC WATERS...Low pressure will develop across

the U.S. Southeast this morning, slowly lift N and inland across

the Carolinas today and tonight, then stall near the Delmarva Wed

and Wed night. The low will pull a weak cold front offshore

today, with the front stalling south from near Cape Hatteras

tonight into Wed night. The low and front will drift E and NE Thu

and Thu night while dissipating. A low pressure trough will

approach the coast Fri, then push offshore and across the waters

Fri night and Sat. A cold front will approach the coast late Sat,

then move offshore Sat night.  



Hudson Canyon to Baltimore Canyon including the waters west of

39.3N 71.9W...SW to 37.7N 72.9W



.TODAY...S winds 5 to 10 kt, becoming SE 5 to 15 kt, then,

increasing to 10 to 20 kt. Seas 3 to 5 ft. Scattered showers and

isolated tstms. 

.TONIGHT...SE winds 20 to 30 kt. Seas 6 to 10 ft. Showers and

slight chance of tstms with vsby 1 nm or less. 

.WED...SE winds 20 to 30 kt. Seas 6 to 11 ft. Scattered showers

and tstms with vsby 1 nm or less. 

.WED NIGHT...SE winds 10 to 20 kt, becoming S 5 to 15 kt. Seas

5 to 9 ft. Scattered showers and tstms with vsby 1 nm or less. 

.THU...S winds 5 to 10 kt. Seas 4 to 7 ft. 

.THU NIGHT...S to SW winds less than 10 kt. Seas 3 to 5 ft. 

.FRI...Variable winds less than 10 kt, becoming S to SW. Seas

3 to 4 ft. 

.FRI NIGHT...SW winds 5 to 10 kt. Seas 3 to 4 ft.

.SAT...S winds 5 to 10 kt, becoming SW 5 to 15 kt. Seas 3 to

4 ft. 

.SAT NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 4 ft. 



Baltimore Canyon to the Hague Line south of 1000 fm



...GALE WARNING...



.TODAY...W winds 10 to 20 kt, becoming S to SE 15 to 25 kt. Seas

3 to 6 ft. Scattered showers and isolated tstms. 

.TONIGHT...SE winds 20 to 30 kt, increasing to 30 to 40 kt. Seas

7 to 12 ft. Scattered showers and tstms. 

.WED...SE winds 30 to 40 kt. Seas 8 to 14 ft. Scattered showers

and tstms with vsby 1 nm or less. 

.WED NIGHT...S to SE winds 20 to 30 kt. Seas 7 to 12 ft.

Scattered showers and tstms with vsby 1 nm or less. 

.THU...S winds 20 to 30 kt. Seas 5 to 9 ft. 

.THU NIGHT...S to SW winds 10 to 20 kt. Seas 4 to 7 ft. 

.FRI...W to SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas

4 to 6 ft. 

.FRI NIGHT...W to SW winds 5 to 15 kt. Seas 3 to 5 ft. 

.SAT...SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to

5 ft. 

.SAT NIGHT...S to SW winds 10 to 20 kt, becoming W to SW 5 to

15 kt. Seas 3 to 5 ft. 



Baltimore Canyon to Hatteras Canyon out to 36N 70W to 34N 71W



...GALE WARNING...



.TODAY...S to SE winds 20 to 30 kt, becoming SE 30 to 40 kt.

Seas 8 to 13 ft. Scattered showers and tstms. 

.TONIGHT...SE winds 30 to 40 kt. Seas 9 to 15 ft. Scattered

showers and tstms with vsby 1 nm or less. 

.WED...SE winds 25 to 35 kt. Seas 8 to 14 ft. Scattered showers

and tstms with vsby 1 nm or less. 

.WED NIGHT...S winds 15 to 25 kt. Seas 6 to 10 ft. Scattered

showers and tstms with vsby 1 nm or less. 

.THU...S to SW winds 10 to 20 kt. Seas 3 to 6 ft. 

.THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. 

.FRI...SW winds 10 to 20 kt. Seas 3 to 6 ft. 

.FRI NIGHT...W to SW winds 10 to 20 kt. Seas 3 to 6 ft. 

.SAT...SW winds 15 to 25 kt. Seas 3 to 6 ft. 

.SAT NIGHT...SW winds 10 to 20 kt, becoming W. Seas 3 to 6 ft. 



Hatteras Canyon to Cape Fear out to 34N 71W to 32N 73W



...GALE WARNING...



.TODAY...SE winds 20 to 30 kt, increasing to 30 to 40 kt. Seas

7 to 13 ft. Scattered showers and tstms early, then rain. 

.TONIGHT...S to SE winds 30 to 40 kt, becoming S 15 to 25 kt.

Seas 8 to 14 ft. Numerous showers and scattered tstms. 

.WED...S winds 10 to 20 kt. Seas 5 to 9 ft. Scattered showers

and tstms. 

.WED NIGHT...S winds 10 to 20 kt, becoming SW. Seas 4 to 6 ft.

Scattered showers and tstms. 

.THU...SW winds 10 to 20 kt. Seas 3 to 6 ft. 

.THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. 

.FRI...SW winds 10 to 20 kt. Seas 3 to 5 ft. 

.FRI NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. 

.SAT...SW winds 15 to 25 kt. Seas 3 to 6 ft. 

.SAT NIGHT...SW winds 10 to 20 kt, becoming W. Seas 3 to 6 ft. 



Cape Fear to 31N out to 32N 73W to 31N 74W



...GALE WARNING...



.TODAY...S to SE winds 20 to 30 kt, becoming S 25 to 35 kt,

then, diminishing to 20 to 30 kt. Seas 7 to 12 ft. Numerous

showers and scattered tstms. 

.TONIGHT...S to SW winds 15 to 25 kt. Seas 6 to 10 ft. Numerous

showers and scattered tstms. 

.WED...S to SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas

4 to 7 ft. Scattered showers and tstms. 

.WED NIGHT...SW winds 10 to 20 kt. Seas 3 to 6 ft. Scattered

showers and tstms. 

.THU...SW winds 5 to 15 kt, increasing to 10 to 20 kt. Seas 3 to

5 ft. 

.THU NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. 

.FRI...SW winds 10 to 15 kt. Seas 3 to 5 ft. 

.FRI NIGHT...SW winds 10 to 20 kt. Seas 3 to 5 ft. 

.SAT...SW winds 10 to 15 kt, becoming 10 to 20 kt. Seas 3 to

5 ft. 

.SAT NIGHT...W to SW winds 10 to 20 kt. Seas 3 to 6 ft. 



.Forecaster Collins. Ocean Prediction Center.