Marine Interpretation Message
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AGNT40 KWNM 300714
MIMATN

MARINE WEATHER DISCUSSION FOR N ATLANTIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
314 AM EDT WED JUL 30 2014

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

IR SATEL INDICATES WK LOW PRES APRS TO BE WELL ABT 140 NM E OF THE
NC COAST THIS EARLY THIS MRNG. EARLIER ASCAT PASS FM 0138Z HAD A
SWATH ALG THE MID ATL WTRS BETWEEN BETWEEN 77W AND 171W WITH THE
SFC LOW APPRG INVOF 34N/74W ABT 110 NM SE OF THE NC COAST.
UNFORTUNATELY DID NOT HAV DATA FURTHER E TO VERIFY STRENGTH OF
SWLY FLW INADVOF CD FNT. LTG HAS BEEN INCREASING OVR THE PASS SVRL
HRS E OF THE FNT WHICH SUPPORTS AN INCRS IN WINDS IN THIS AREA.
MDLS LIFT THE ILL DEFINED LOW NE INTO THE NRN MID ATLC LATER THIS
AFTN AND THEN INTO NEW ENGLAND WTRS BEFORE DSIPTG NE OF THE AREA
THU. GFS/GEM CONT TO BE STGR WITH WINDS OVR WM SECTOR OF THE LOW
AND ALG AND E OF THE FNT TDA WHILE UKMET/12Z ECMWF ARE WKR.  THE
CD FNT DOES NOT MOV FAR TO THE E TDA AND TNGT AS BROAD AREA OF
HIGH PRES EXPANDS E OF THE WTRS. THE FNT SLOWLY MOVS BACK TO THE W
AND NW THU THRU SUN AS A WM FNT WHILE MOVG TOWARDS THE MID ATLC
COASTLN AND NEW ENGLAND COASTLN SUN. PLAN TO CONT TO FAVOR THE
GFS AND WL USE 30M WINDS FOR TDA INTO TNGT...THEN 10M WINDS THRU
THE RMNDR OF THE FCST PD.

SEAS...WWIII AND ECMWF WV LOOK SMLR TO RECENT 06Z BUOY OBS ACRS
THE OFFSHR WTRS. ECMWF CONTS TO SHOW LWR SEAS OVR THE ERN N ATLC
WED NGT AS THE LOW PRES LIFTS NE TDA. WL CONT TO FAVOR THE WWIII
WITH ITS HIGHER SEAS BY LATER TDA AND TNGT. BY LATE THU AND THU
NGT THE WWIII AND ECMWF ARE IN BETTER AGRMT AND WL USE A 50/50
BLEND THRU SUN NGT WITH WWIII NOW IN BETTER AGRMT WITH ECMWF BY
SUN NGT.



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



.WARNINGS...PRELIMINARY.

.NT1 NEW ENGLAND WATERS...
     NONE.

.NT2 MID ATLC WATERS...
     NONE.

$$

.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.


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