Marine Interpretation Message
Issued by NWS

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AGNT40 KWNM 260708
MIMATN

MARINE WEATHER DISCUSSION FOR N ATLANTIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
308 AM EDT TUE MAY 26 2015

.FORECAST DISCUSSION: MAJOR FEATURES/WINDS/SEAS/SIGNIFICANT
.WEATHER FOR THE NORTH ATLANTIC OCEAN W OF 50W FROM 30N TO 50N.

THE QUIET WX PATTERN IS EXPECTED TO CONTINUE FOR THE WEEK ACROSS
THE WRN ATLC WITH MAINLY LIGHT WINDS AND SEAS 8 FT OR LESS. LARGE
E TO W HIGH PRES COVER MOST OF THE ATLC S OF 45W...AND THE WRN
EXTENSION IS AN ELONGALTED NE TO SW RIDGE W OF 60W. THE MEAN UPPR
RIDGE NR 75W WILL ONLY DRIFT E ABOUT 10 DEG DURG THE WEEK AND
SUSTAIN THE SFC HIGH.

LIGHT WINDS WL CONTINUE TO PREVAIL THROUGH THE FCST...EXCEPT JUST
OFF THE NEW ENGLAND COAST AND THE GULF OF MAINE WHERE SW WINDS WL
OCCNLY INCRS TO MODERATE. AGREE WITH THE GFS 10M AND UKMET THAT
SW WINDS WILL BE LIMITED TO 25 KT DURUG THE PERIOD. MARITIME OBS
AND TNGTS SCATTEROMETER PASS SHOWS FAIRLY FOOD AGREEMENT WITH THE
GFS 10M WINDS. THE GLOBAL MODELS CONT TO BE IN GOOD AGRMNT.

OTHER THEN THE SFC RIDGE...A DECAYING COLD FRONT IS FCST TO PUSH
SE INTO THE NRN GULF OF MAINE FRI THEN DISPT PER GFS/UKMET. THE
NEXT COLD FRONT IS FAIRLY STRONG. GFS/ECMWF/UKMET PUNCH THE FRONT
SE ACROSS THE GULF OF MAINE LATE SAT NGHT...ACCMPD BY A WIND
SHIFT FM SW 25 KT TO NE. WL KP THE FRONT N OF THE OTHER ZONES.


.SEAS...HE 00Z MULTIGRID WAVEWATCH III MODEL INITIALIZED WELL...
EXCEPT THAT IT CONTS TO BE ABOUT A FT OR TWO OVERDONE IN THE GULF
OF MAINE IN THE SW STABLE FLOW. WL ADJUST THESE SEAS DOWN A FT FOR
TH FCST. THE ECMWF WAM IS VERY SIMILIAR...EXCEPT SEAS ARE SLGTLY
HIGHER IN THE SW FLOW...SO WL STAY WITH THE WAVEWATCH FOR GDNC.


.EXTRATROPICAL STORM SURGE GUIDANCE...N/A.


.WARNINGS...PRELIMINARY.

.NT1 NEW ENGLAND WATERS...
     NONE.

.NT2 MID ATLC WATERS...
     NONE.

$$

.FORECASTER PROSISE. OCEAN PREDICTION CENTER.


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