ARC Weather Forecast 13/12/2016

Synopsis: High pressure centred near 33N/50W extends a ridge axis S towards 15N. The high center will shift E towards 33N/26W through the evening of 14/12, with a ridge axis extending SW towards Puerto Rico by then. Ridging will weaken through the morning of 15/12 as a cold front extending S into the N Bahamas, from low pressure centred over the Gulf of Saint Lawrence, will move E towards the Lesser Antilles through early on 16/12.

Conclusion: Fresh E to NE winds will continue across all remaining grids throughout the next few days, with some strong gusts as well mainly in Grids QQ and RR. However, please note that these gusts can also be experienced in Grids KK and LL and will be higher within or near squalls. Moderate period NE swells are forecast to abate slightly from west to east across Grids KK and QQ through the morning of 14/12 and then across Grids RR and LL through late on 14/12, early on 15/12. These swells are expected to remain moderate period throughout the next few days.

T = 13 Dec 0600 UTC
PP:
T+0: WINDS NE-E 17-22 GUSTS 25KTS SEAS 3-4 SWELLS NE-E 6-8FT (7SEC). CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS E 0.7KTS
T+12: WINDS NE-E 16-21KTS SEAS 3-4 SWELLS NE-E 6-8FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS ESE @ 0.7KTS
T+24: WINDS ENE-ESE 15-20KTS SEAS 3-4 SWELLS NE-E 6-8FT (8SEC). CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS ESE 0.4KTS
T+36: WINDS ENE-ESE 13-18KTS SEAS 3-4 SWELLS NE-E 6-8FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS ENE @ 0.5KTS
T+48: WINDS ENE-ESE 16-21KTS SEAS 3-4 SWELLS NE-E 6-8FT (8SEC). MSTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS E 0.7KTS

QQ:
T+0: WINDS NE-E 21-26 GUSTS 30KTS SEAS 3-4 SWELLS NE-E 9-11FT (9SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS FROM NE 0.5KTS
T+12: WINDS NE-E 18-23 GUSTS 28KTS SEAS 3-4 SWELLS NE-E 9-11FT (9SEC). MSTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS FROM ESE 0.9KTS
T+24: WINDS NE-E 17-22KTS SEAS 3-4 SWELLS NE-E 8-10FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NE @ 0.1KTS
T+36: WINDS NE-E 16-21KTS SEAS 3-4 SWELLS NE-E 7-9FT (8SEC). MSTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NE @ 0.5KTS
T+48: WINDS ENE-ESE 13-18KTS SEAS 3-4 SWELLS NE-E 6-8FT (8SEC). CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NE 0.8KTS

RR:
T+0: WINDS NE-E 20-25KTS SEAS 3-4 SWELLS NE-E 9-11FT (8SEC). CLDY. SCATTERED SHWRS/SQUALLS*. CURRENTS E 0.8KTS
T+12: WINDS NE-E 18-23KTS SEAS 3-4 SWELLS NE-E 9-11FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS ESE 1.2KTS
T+24: WINDS NE-E 19-24KTS SEAS 3-4 SWELLS NE-E 9-11FT (8SEC). MSTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS ESE 0.8KTS
T+36: WINDS NE-E 15-20KTS SEAS 3-4 SWELLS ENE-ESE 8-10FT (9SEC). MSTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS ESE 0.8KTS
T+48: WINDS ENE-ESE 16-21KTS SEAS 3-4 SWELLS NE-E 7-9FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS E 0.8KTS

KK:
T+0: WINDS NE-E 18-23 GUSTS 26KTS SEAS 3-4 SWELLS NE-E 8-10FT (8SEC). CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NNE 0.5KTS
T+12: WINDS NE-E 15-20 GUSTS 25KTS SEAS 3-4 SWELLS ENE-ESE 8-10FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NNE 0.2KTS
T+24: WINDS NE-E 20-25KTS SEAS 3-4 SWELLS NE-E 7-9FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS N 0.5KTS
T+36: WINDS ENE-ESE 15-20KTS SEAS 3-4 SWELLS NE-E 7-9FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NE 0.4KTS
T+48: WINDS NE-E 17-23KTS SEAS 3-4 SWELLS ENE-ESE 7-9FT (8SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS N 0.5KTS

LL:
T+0: WINDS ENE-ESE 19-24KTS SEAS 3-4 SWELLS ENE-ESE 8-10FT (9SEC). MSTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NNE 0.8KTS
T+12: WINDS ENE-ESE 16-21KTS SEAS 3-4 SWELLS ENE-ESE 8-10FT (9SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NNE 0.8KTS
T+24: WINDS NE-E 17-22KTS SEAS 3-4 SWELLS ENE-ESE 8-10FT (9SEC). CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NNE 0.9KTS
T+36: WINDS NE-E 15-20KTS SEAS 3-4 SWELLS ENE-ESE 7-9FT (9SEC). PRTLY CLDY. ISLTD SHWRS/SQUALLS*. CURRENTS NNE @ 0.6KTS
T+48: WINDS ENE-ESE 15-20KTS SEAS 3-4 SWELLS ENE-ESE 7-9FT (9SEC). CLDY. CURRENTS N 0.9KTS
* WINDS AND SEAS HIGHER IN SQUALLS