

349 

AGNT40 KWNM 140633

MIMATN



MARINE WEATHER DISCUSSION FOR N ATLANTIC OCEAN

NWS OCEAN PREDICTION CENTER WASHINGTON DC

233 AM EDT SUN AUG 14 2016



.FORECAST DISCUSSION: MAJOR FEATURES/WINDS/SEAS/SIGNIFICANT

.WEATHER FOR THE NORTH ATLANTIC OCEAN W OF 50W FROM 30N TO 50N.



THE 00Z SFC ANALYSIS INDICATED A STATIONARY FRONT EXTENDING ACROSS

THE GEORGES BANK OFFSHORE WATERS...WITH HIGH PRES RIDGE EXTENDING

ACROSS THE NT2 WATERS. ASCAT AND RSCAT PASSES FROM LATE SAT

EVENING INDICATED WINDS 20 KT OR LESS OVER THE ENTIRE OFFSHORE

WATERS AREA. SATELLITE IMAGERY AND LIGHTNING DATA INDICATE A FEW

TSTMS OVER NRN PORTION OF GULF OF MAINE WATERS.



THE 00Z MODELS CONTINUE TO BE IN VERY GOOD AGREEMENT DURING THE

SHORT TERM PERIOD FROM TODAY INTO WED. ALL OF THE MODELS INDICATE

LOW PRES PASSING N OF LATER TODAY AND TONIGHT WITH A WEAK COLD

FRONT PASSING SE ACROSS THE NT1 WATERS TONIGHT INTO MON BEFORE

STALLING OVER THE FAR SRN NT1 WATERS LATE MON AS HIGH PRES BUILDS

ACROSS THE NT1 WATERS TUE AND TUE NIGHT. LOOKING AHEAD TO WED AND

BEYOND...THE GFS CONTINUES TO BE AN OUTLIER SIMILAR TO PAST FEW

MODEL RUNS WITH TIMING OF NEXT LOW TO MOVE OFF THE NE COAST LATER

IN WEEK. THERE CONTINUES TO BE DECENT AGREEMENT WITH THE

ECMWF/UKMET/CMC...AND PLAN ON STAYING WITH THE ECMWF AS IT HAS

SHOWN GOOD CONSISTENCY. WILL CONTINUE TO USE THE ECMWF TO

POPULATE WIND GRIDS DURING THE PERIOD.



.SEAS...THE 06Z SEA STATE ANALYSIS INDICATED THAT OBSERVED SEAS

CONTINUE TO MATCH UP WELL WITH THE MWW3/ECMWF WAM. SIMILAR TO THE

WIND GRIDS...WILL ALSO USE THE ECMWF WAM TO POPULATE WAVE HEIGHT

GRIDS DURING THE PERIOD.



.EXTRATROPICAL STORM SURGE GUIDANCE...



.WARNINGS...PRELIMINARY.



.NT1 NEW ENGLAND WATERS...

     NONE.



.NT2 MID ATLC WATERS...

     NONE.



$$



.FORECASTER KOSIER. OCEAN PREDICTION CENTER.

