ARC PLUS WEATHER 04/12 0813Z - FORECAST UPDATE #25

PREPARED: DECEMBER 04 08:13Z

FM: WEATHER ROUTING INC. (WRI)

SYNOPSIS: GOOD MORNING. A STRONG UPPER LEVEL LOW PRESSURE AREA NEAR 36N/16W LATER ON THE 05TH WILL MOVE S'WARD TO THE CANARIES THROUGH THE 05TH WHILE DISSIPATING. BEHIND THIS, STRONG HIGH PRESSURE RIDGING WILL BUILD E'WARD OVER MID-OCEAN WITH CENTER NEAR 45N/30W BY THE MORNING OF THE 05TH THIS RIDGING WILL SLOWLY MOVE E'WARD WITH CENTER NEAR 40N/25W BY THE 08TH.  A STORM WELL NORTH WITH CENTER OFF OF ICELAND WILL MOVE E'WARD TOWARDS NW'RN IRELAND WHILE WEAKENING THROUGH THE 05TH. A PIECE OF THE STORM WILL MOVE SE'WARD ALONG PORTUGAL ON THE 06TH, THEN MOVE W'WARD OVER MID-OCEAN ALONG A WEAK TROUGH OF LOW PRESSURE. A LOW WILL DEVELOP WEST OF THE HIGH PRESSURE, WITH CENTER NEAR 37N/52W BY THE 07TH. LOW WILL MOVE NE'WARD TO NEAR 50N/35W BY THE 08TH. OTHERWISE, BROAD, WEAK HIGH PRESSURE RIDGING OVER S'RN NORTH ATLANTIC FROM 10N TO 30N AND FROM 20W TO 60W WILL REMAIN IN PLACE THROUGH THE 10TH.

CONCLUSION: ALL VESSELS IN GRIDS QQ AND RR WILL REMAIN IN HIGH PRESSURE RIDGING OVER THE NEXT FEW DAYS. EXPECT MODERATE TO FRESH BREEZES OVER THE NEXT FEW DAYS, WITH SWELLS OF UP TO 4-6 FEET. SWELLS WILL GRADUALLY BUILD IN MORE E'RN WATERS IN GRID QQ IN THE LONG RANGE, ON THE 08TH/09TH, DUE TO AFOREMENTIONED TROUGH.

QQ FORECAST:
04/12 GMT(T + 0):  WINDS E-SE(90 - 135)  10-15KTS.  SEAS 2-3  SWELLS N-NE 4-6FT  (9SEC).  SKIES MOSTLY CLOUDY. ISOLATED SHWRS/SQUALLS*. CURRENTS FROM S @ 0.5KTS.
05/00 GMT(T + 12):  WINDS E-SE(90 - 135)  12-17KTS.  SEAS 2-3  SWELLS N-NE 4-6FT  (9SEC).  SKIES PARTLY CLOUDY. SCATTERED SHWRS/SQUALLS*. CURRENTS FROM SSW @ 0.4KTS.
05/12 GMT(T + 24):  WINDS E-SE(90 - 135)  13-18KTS.  SEAS 2-3  SWELLS N-NE 4-6FT  (9SEC).  SKIES PARTLY CLOUDY. SCATTERED SHWRS/SQUALLS*. CURRENTS FROM S @ 0.2KTS.
06/00 GMT(T + 36):  WINDS E-SE(90 - 135)  12-17KTS.  SEAS 1-3  SWELLS N-NE 4-6FT  (9SEC).  SKIES PARTLY CLOUDY. ISOLATED SHWRS/SQUALLS*. CURRENTS FROM SSW @ 0.3KTS.

RR FORECAST:
04/12 GMT(T + 0):  WINDS E-SE(90 - 135)  11-16KTS.  SEAS 1-3  SWELLS N-NE 4-6FT  (3SEC).  SKIES PARTLY CLOUDY. ISOLATED SHWRS/SQUALLS*. CURRENTS FROM E @ 0.6KTS.
05/00 GMT(T + 12):  WINDS E-SE(90 - 135)  10-15KTS.  SEAS 1-3  SWELLS N-NE 4-6FT  (3SEC).  SKIES PARTLY CLOUDY. ISOLATED SHWRS/SQUALLS*. CURRENTS FROM NE @ 0.4KTS.
05/12 GMT(T + 24):  WINDS E-SE(90 - 135)  13-18KTS.  SEAS 1-3  SWELLS N-NE 3-5FT  (3SEC).  SKIES PARTLY CLOUDY. ISOLATED SHWRS/SQUALLS*. CURRENTS FROM NE @ 0.7KTS.
06/00 GMT(T + 36):  WINDS E-SE(90 - 135)  10-15KTS.  SEAS 1-3  SWELLS N-NE 3-5FT  (3SEC).  SKIES PARTLY CLOUDY. ISOLATED SHWRS/SQUALLS*. CURRENTS FROM E @ 0.5KTS.

* WINDS AND SEAS HIGHER IN SQUALLS