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NOAA>NWS>NCEP>OPC>Marine>Atlantic>Offshore>High Frequency Voice Broadcast (Mid Atlantic)

High Frequency Voice Broadcast (Mid Atlantic)

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FZNT34 KWBC 240255
OFFN32

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
1055 PM EDT Wed Aug 23 2017

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.

.SYNOPSIS FOR MID ATLC WATERS...A cold front will move slowly SE
across the waters tonight through Fri, stall over the central and
S waters Fri night, persist through Sun night, then lift N as a
warm front Mon and Mon night. A high pres ridge will build SE
toward the N waters Fri and Fri night, and persist off the New
England coast through Mon night. Low pres is expected to develop
just S of the waters Sat, slowly approach the S waters Sat night
through Sun, and then move NE across the S waters Mon and Mon
night while strengthening.  

Hudson Canyon to Baltimore Canyon including the waters west of
39.3N 71.9W...SW to 37.7N 72.9W

.TONIGHT...Variable winds less than 10 kt, becoming N to NE.
Seas 3 to 4 ft. Scattered showers and isolated TSTMs. 
.THU...E to NE winds 5 to 15 kt, becoming NE. Seas 3 to 5 ft. 
.THU NIGHT...Variable winds less than 10 kt, becoming N to NE.
Seas 3 to 4 ft. 
.FRI...N winds 5 to 15 kt, diminishing to less than 10 kt. Seas
3 to 4 ft. 
.FRI NIGHT...E to NE winds less than 10 kt, becoming N to NE.
Seas 3 to 4 ft. 
.SAT...NE winds 5 to 10 kt. Seas 3 to 4 ft. 
.SAT NIGHT...E to NE winds 5 to 15 kt. Seas 3 to 4 ft. 
.SUN...NE winds 10 to 20 kt. Seas 3 to 6 ft. 
.SUN NIGHT...NE winds 10 to 20 kt, becoming E. Seas 4 to 7 ft. 
.MON...NE winds 15 to 20 kt. Seas 4 to 7 ft. 
.MON NIGHT...E to NE winds 15 to 20 kt. Seas 5 to 8 ft. 

Baltimore Canyon to the Hague Line south of 1000 fm

.TONIGHT...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. TSTMs and
scattered showers. 
.THU...S to SW winds 15 to 25 kt. Seas 4 to 7 ft. Scattered
showers and TSTMs. 
.THU NIGHT...SW winds 15 to 25 kt, becoming N. Seas 4 to 7 ft.
Scattered showers and chance of TSTMs. 
.FRI...N winds 15 to 25 kt. Seas 4 to 6 ft. 
.FRI NIGHT...N to NW winds 10 to 20 kt. Seas 3 to 5 ft. 
.SAT...N to NE winds 5 to 15 kt. Seas 3 to 5 ft. 
.SAT NIGHT...NE winds 5 to 15 kt, becoming N to NE 10 to 20 kt.
Seas 3 to 5 ft. 
.SUN...NE winds 15 to 25 kt. Seas 4 to 6 ft. 
.SUN NIGHT...NE winds 15 to 25 kt. Seas 6 to 10 ft. 
.MON...E to NE winds 15 to 25 kt. Seas 6 to 10 ft. 
.MON NIGHT...E winds 15 to 25 kt. Seas 6 to 11 ft. 

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

...GALE FORCE WINDS POSSIBLE MON NIGHT...

.TONIGHT...SW winds 10 to 20 kt. Seas 4 to 7 ft. Scattered
showers and isolated TSTMs. 
.THU...SW winds 10 to 20 kt, becoming NE. Seas 4 to 7 ft.
Scattered showers and TSTMs. 
.THU NIGHT...NE winds 15 to 25 kt. Seas 3 to 6 ft. Scattered
showers and chance of TSTMs. 
.FRI...N to NE winds 10 to 20 kt, diminishing to 5 to 15 kt.
Seas 3 to 6 ft. TSTMs and scattered showers. 
.FRI NIGHT...E to NE winds 15 to 25 kt. Seas 3 to 5 ft. 
.SAT...E winds 15 to 25 kt. Seas 3 to 5 ft. 
.SAT NIGHT...NE winds 10 to 20 kt. Seas 6 to 11 ft. 
.SUN...NE winds 15 to 25 kt. Seas 6 to 11 ft. 
.SUN NIGHT...NE winds 20 to 30 kt. Seas 6 to 11 ft. 
.MON...E to NE winds 20 to 30 kt. Seas 8 to 14 ft. 
.MON NIGHT...E to NE winds 25 to 35 kt. Seas 9 to 15 ft. 

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

...GALE FORCE WINDS POSSIBLE SUN...

.TONIGHT...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. TSTMs and
scattered showers. 
.THU...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. TSTMs and
scattered showers. 
.THU NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 6 ft.
Scattered showers and chance of TSTMs. 
.FRI...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. TSTMs and
scattered showers. 
.FRI NIGHT...E to NE winds 20 to 30 kt. Seas 4 to 6 ft. 
.SAT...E winds 15 to 25 kt. Seas 4 to 8 ft. 
.SAT NIGHT...E winds 15 to 25 kt. Seas 7 to 12 ft. 
.SUN...E winds 20 to 30 kt, becoming E to NE 25 to 35 kt. Seas
8 to 13 ft. 
.SUN NIGHT...E to NE winds 25 to 35 kt. Seas 9 to 15 ft. 
.MON...E to NE winds 25 to 35 kt. Seas 9 to 15 ft. 
.MON NIGHT...E to NE winds 30 to 40 kt. Seas 9 to 16 ft. 

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

...GALE FORCE WINDS POSSIBLE SUN...

.TONIGHT...SW winds 10 to 20 kt. Seas 4 to 5 ft. Scattered
showers and isolated TSTMs. 
.THU...W to SW winds 10 to 20 kt. Seas 4 to 6 ft. Chance of
showers and slight chance of TSTMs. 
.THU NIGHT...W to SW winds 10 to 20 kt. Seas 4 to 6 ft.
Scattered showers and chance of TSTMs. 
.FRI...W winds 10 to 20 kt, becoming SW. Seas 4 to 5 ft. TSTMs
and scattered showers. 
.FRI NIGHT...E to NE winds 10 to 20 kt. Seas 4 to 5 ft. 
.SAT...E to NE winds 15 to 25 kt. Seas 4 to 8 ft. 
.SAT NIGHT...E to NE winds 20 to 30 kt. Seas 6 to 11 ft. 
.SUN...NE winds 25 to 35 kt. Seas 7 to 12 ft. 
.SUN NIGHT...NE winds 25 to 35 kt. Seas 9 to 15 ft. 
.MON...NE winds 25 to 35 kt. Seas 10 to 17 ft. 
.MON NIGHT...N to NE winds 30 to 40 kt, becoming N 20 to 30 kt.
Seas 10 to 17 ft. 

.Forecaster Musonda. Ocean Prediction Center.


NOAA/ National Weather Service
National Centers for Environmental Prediction
NOAA Center for Weather and Climate Prediction (NCWCP)
Ocean Prediction Center
Mr. Darin Figurskey
Chief, Ocean Forecast Branch
NCWCP, W/NP41
5830 University Research Court
College Park, Maryland 20740-3818

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