Marine Interpretation Message
Issued by NWS

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000
AGNT40 KWNM 290621
MIMATN

MARINE WEATHER DISCUSSION FOR N ATLANTIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
221 AM EDT TUE JUL 29 2014

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

LOW PRES WAS MOVG N ACRS MAINE WHILE INTENSIFYING EARLY THIS MRNG.
AN ASSOC CD FNT WAS MOVG OFFSHR THIS MRNG WITH HVY CONVECTION
INADVOF FNT OVR THE MID ATLC WTRS AND ALG AND JUST E OF THE NEW
ENGLAND WTRS. THERE WAS A SHIP OBS NR GEORGES BANK WITH GUSTS TO
GALE FORCE EARLY THIS MRNG. EARLIER ASCAT PASS FM 10 PM EDT HAD A
SWATH ALG THE ERN NEW ENGLAND INTO THE NRN MID ATLC WTRS E OF 71W
SHOWING IN THE AREA OF TSTMS WINDS TO 35 KT. WL CONT TO INDICATE
IN FCST OVR THE ERN AREAS OF MID ATLC WINDS GUSTING TO GALE FORCE
IN HVY TSTMS. ELSW ALG THE SC COAST THIS MRNG LOW PRES SHUD BE MOVG
OFFSHR AND THEN NE ALG THE FNT TDY. EARLIER ASCAT PASS FM 10 PM
EDT HAD WINDS TO 30 KT IN THIS REGION JUST W OF 76W. THE STGST
AREA OF S TO SWLY FLW MOVS E OF THE AREA WITH THE EXCEPTION FAR
ERN AREAS OF THE OFFSHR WTRS TDY. LOW PRES ALG SC COAST MOVS NEWD
INTO THE NEW ENGLAND LATE WED AND WED NGT. GFS IS FASTER MOVG LOW
PRES INTO THE NEW ENGLAND WTRS WHILE UKMET/12Z ECMWF ARE FURTHER S
AND SLOWER. STGST WINDS RMN TO THE E OF THE LOW WITH WINDS TO 30
KT. THE FNTL BOUNDARY EVENTUALLY STALLS ALG OR JUST E OF THE
OFFSHR WTRS TUE NGT INTO THU...THEN DRIFTS W OR NW INTO THE WTRS
FRI AND SAT AS HIGH PRES EXPANDS E OF THE AREA. PLAN TO FAVOR THE
GFS THRU SAT NGT WHICH LOOKS SMLR TO THE GEM/UKMET WITH THEIR SYNOPTIC
PATTERN.

SEAS...00Z WWIII LOOKS OK AND DOES NOT DIFFER MUCH FM EARLIER 18Z
GUID. OBS SEAS WHEN COMPARED TO WWIII GUID SHOW MOST OF REGION
CLOSE TO GUID. SHUD XPCT SEAS TO BE HIGHER IN AND NR THE HEAVIER
TSTMS TDY. ONLY EXCEPTION WHERE SEAS SEEM OVERDONE APRS TO BE OVR
THE NRN NEW ENGLAND WTRS IN GLF OF ME WHICH ARE A CPL OF FT LWR
THAN GUID.

.EXTRATROPICAL STORM SURGE GUIDANCE...NA

.WARNINGS...PRELIMINARY.

.NT1 NEW ENGLAND WATERS...
     NONE.

.NT2 MID ATLC WATERS...
     NONE.

$$

.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.



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