Marine Interpretation Message
Issued by NWS

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000 AGNT40 KWNM 241206 MIMATN MARINE WEATHER DISCUSSION FOR N ATLANTIC OCEAN NWS OCEAN PREDICTION CENTER WASHINGTON DC 806 AM EDT SUN MAY 24 2015 .FORECAST DISCUSSION: MAJOR FEATURES/WINDS/SEAS/SIGNIFICANT .WEATHER FOR THE NORTH ATLANTIC OCEAN W OF 50W FROM 30N TO 50N. SUMMARY...A HIGH PRES RIDGE WILL PERSIST OVER THE NT2 AREA THRU THE FCST PRD...WHILE GRADUALLY WEAKENING. A WEAK COLD FRONT WILL MOVE SE AND APRCH THE GULF OF MAINE TODAY...THEN DSIPT NEAR THE COAST TONIGHT. A WARM FRONT WILL LIFT NE ACROSS THE NT1 WTRS LATE MON INTO TUE. A SERIES OF LOWS WILL PASS N OF THE NT1 AREA TUE INTO THU. A DISSIPATING COLD FRONT WILL MOVE SE INTO THE GULF OF MAINE THU NITE. MODELS...THE MED RNG MDLS ARE IN VRY GUD AGREEMNT ACROSS THE CSTL/OFSHR WTRS INTO THU...SO THE REPRESENTATIVE GFS 10M SOLN WILL BE USED TO POPULATE THE WIND GRIDS FOR THIS TIMEFRAME. GIVEN THAT IT HAS BETTER SUPPORT FROM THE UKMET AND LATEST WPC MED RNG FCSTR GUIDANCE CONCERNING TIMING OF THE MAIN FTRS N OF 40N...THE ECMWF WILL BE USED FOR LATE THU AND THU NITE. AM NOT PLANNING TO MAKE ANY SIGNIF CHANGES TO THE CURRENT FCST TREND. .SEAS...DIFFS BTWN THE WAVEWATCH III MDL AND ECMWF WAM ARE MAINLY MINIMAL (1 TO 2 FT) DURING THE FCST PRD...SO WILL USE A 50/50 BLEND OF THE WAVEWATCH III/ECMWF WAM FOR TONITE THRU THU NITE TO SMOOTH OUT THESE DIFFS. .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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