Marine Interpretation Message
Issued by NWS

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AGNT40 KWNM 061842
MIMATN

MARINE WEATHER DISCUSSION FOR N ATLANTIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
242 PM EDT MON JUL 6 2015

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


MODELS REMAIN IN GOOD AGREEMENT THROUGH THE FCST PERIOD. WINDS
WILL CONTINUE TO BE RATHER BENIGN WITH WINDS 20 KT OR LESS THROUGH
THE WEEK. WEAK WARM FRONT NEAR BALTIMORE CANYON THIS MRNG WILL
DRIFT N THORUGH EARLY TUE WHHILE GRADU DSIPTG.

NEXT FTR IS WEAK COLD FRONT FCST TO MOVE SE OFF THE NEW ENGLAND
COAST WED. THE GFS/ECMWF/GEM/UKMET RMNS IN FAIRLY GOOD AGRMNT ON
THE TIMING OF THE FRONT. THE GFS MVS A WK SFC LOW NE OFF THE
DELMARVA COAST WED NGT. THIS IS ONLY HINTED AT BY THE OTHR MODELS
AND A LK AT THE LL VORT ON THE GFS SUGGEST THIS MAY BE A SLGT
GRIDACALE FEEDBACK PRBLM...SO WL KP WINDS AT 20 KT MAX. ALSO...
THE GFS ENSMBL MEMBERS HV LTTL SUPPORT FOR THIS FTR.

LATER IN THE WEEK...THE UPPR RDG WILL RTRGRD WWRD AS S/W ENERGY
TO DIG SOUTHWRD OVR THE W ATLC. THIS WILL ALLOW THE WK FRONT TO
CONT TO SLOWLY MV S. BY 12Z FRI...THE FRONT WILL WORKS ITS WAY DMN
TO NR THE VA CAPES..PUSH ITS WAY S TO NR CAPE FEAR BY 12Z SAT PER
GFS/ECMWF/UKMET...THEN BCM STNRY OVR THE SRN WATERS SAT AND SAT
NGT. N OF THE FRONT...MODELS GRADU BUILD IN WEAK HIGH PRES SAT N
OF THE FRONT...WITH A VERY WEAK PRES GRADIENT.


.SEAS...THE MULTIGRID 12Z WAVEWATCH III MODEL INITLZD WELL...AS
DID THE ECMWF WAM. THE LATER IS NOT AVBL PAST THE 12HR FCST...SO
WILL STAY WTTH THE WAV WATCH MODEL.


.EXTRATROPICAL STORM SURGE GUIDANCE...


.WARNINGS...PRELIMINARY.

.NT1 NEW ENGLAND WATERS...
     NONE.

.NT2 MID ATLC WATERS...
     NONE.

$$

.FORECASTER PROSISE. OCEAN PREDICTION CENTER.



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