Marine Interpretation Message
Issued by NWS

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AGNT40 KWNM 021158
MIMATN

MARINE WEATHER DISCUSSION FOR N ATLANTIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
758 AM EDT TUE SEP 2 2014

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

SUMMARY...A TROF WILL PASS E ACROSS THE NT1 AND NRN NT2 WTRS
TODAY...AS A HI PRES RDG PERSISTS OVER THE CNTRL AND SRN NT2 WTRS.
A WEAK COLD FNT WILL MOVE SE OVER THE NT1 AND NRN NT2 WTRS TONITE
INTO WED...CONT SE INTO THE CNTRL NT2 WTRS LATE WED INTO THU...THEN
STALL AND DSIPT OVER THE SRN NT2 WTRS LATE THU INTO FRI. ANOTHER
RDG WILL BLD OVER THE OFSHR WTRS N OF THE FNT THU...THEN SHIFT SE
ACROSS THE OFSHR AREAS THU NITE THRU SAT. ANOTHER COLD FNT WILL
MOVE SLOWLY SE AND APRCH THE NEW ENG AND NEW JERSEY CSTS FRI NITE
INTO SAT...THEN MOVE OFSHR INTO THE NT1 AND NRN NT2 WTRS LATER SAT
AND SAT NITE.

MODELS...THE ECMWF/GFS ARE IN VRY GUD OVERALL AGREEMNT THRU THE
FCST PRD...AND REPRESENT GUD MEDIAN MDL SOLNS. THE GEM IS THE FASTEST
WITH THE COLD FNT OVER THE LATE FRI THRU SAT NITE PRD...WHILE THE
UKMET IS SLOWEST. GFS 10M LOOKS VERY REPRESENTATIVE THRU THE FCST
PRD AND WILL BE USED FOR THE WIND GRIDS...MAINLY BECAUSE IT HAS
STG SUPPORT FROM THE ECMWF. AM NOT PLANNING TO MAKE ANY SIGNIF
CHANGES TO THE CURRENT FCST TREND.

.SEAS...THE MULTIGRID WW3 MDL INITIALIZED WITHIN ABOUT A FOOT OF
THE OBSRVD SEA HTS. THE MWW3 AND ECMWF WAM ARE GENERALLY WITHIN A
FOOT OR SO OF EACH OTHER THRU THE FCST PRD...SO WILL USE THE WNA
VERSION OF THE MWW3 MDL FOR THE WAVE HT GRIDS.

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

.WARNINGS...PRELIMINARY.

.NT1 NEW ENGLAND WATERS... NONE.

.NT2 MID ATLC WATERS... NONE.

$$

.FORECASTER SCOVIL. OCEAN PREDICTION CENTER.


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