marine weather discussion
NWS National Hurricane Center Miami FL
157 am EDT Thu may 23 2013
Marine weather discussion for the Gulf of Mexico...Caribbean
Sea and tropical N Atlantic from 07n to 19n between 55w and
64w...and the SW N Atlantic including the Bahamas.
...Gulf of Mexico...
model preference: GFS and blended with official forecast with
Ahigh pres ridge extending along 30n from the western Atlc across
the northern Gulf to the Texas coast today. Cold front will move
into the NE Gulf Fri move E of the area over the weekend. Seas
currently 1-2 ft across the eastern Gulf are expected to build to
3-4 ft this weekend behind the front. NE winds are forecasst to
increase to 15-20 kt in the Gulf of Campeche this weekend
associated with trough currently crossing the Yucatan penisula as
it intensifies between 90w- 95w.
...Caribbean Sea and tropical N Atlantic from 07n to 19n between
55w and 64w...
model preference: GFS blended official forecast with high
High pres N-NE of the area will maintain moderate trade winds
across most of the region through sun. Weak tropical wave in the
SW Caribbean S of 14n along 83w will move across Central America
tonight will maintain fresh E winds in the Gulf of Honduras.
Another tropical wave analyzed along 46w S of 07s is projected to
reach the southern part of tropical N Atlc Fri then move into the
se Caribbean early sun with an increase in trade winds and shower
activity. Fresh E-NE winds off the coast of Colombia are expected
Fri and Sat then diminish sun as a cold front moving across the SW
N Atlantic weakens the ridge N of the Caribbean.
...SW N Atlantic including the Bahamas...
model preference: GFS blended with official forecast with high
High pres ridge along 31n will maintain light to moderate se
winds N of 25n and moderate to fresh trades over southern waters.
Se winds are expected to increase W of 70w Thu as a weak trough
develops off NE Florida N of Grand Bahama. A cold front will move off
the southern Georgia coast Fri night and moves eastward through
sun then weakens NE of the region Mon. A brief period of N-NE
winds to 25 kt immediately behind front N of 30n early Sat
increasing seas to 6-7 ft.
.Warnings...Any changes impacting coastal NWS offices will be
coordinated through AWIPS 12 planet chat or by telephone:
.Gulf of Mexico...
.Caribbean Sea and tropical N Atlantic from 07n to 19n between
55w and 64w...
.SW N Atlantic including the Bahamas...
*For detailed zone descriptions please visit:
Note: gridded marine forecasts are available in the
National digital forecast database (ndfd) at:
For additional information please visit:
.Forecaster dgs. National Hurricane Center.