marine weather discussion NWS National Hurricane Center Miami FL 202 PM EDT Wed may 22 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 ECMWF blended with official forecast with high confidence.
A high pres ridge extending along 30n from the western Atlc across the northern Gulf to the Texas coast will persist through Thu. Deepening upper level trough over the eastern U.S. Expected to push cold front into the NE Gulf Fri night...drift E through sun...then become diffuse Mon. Seas are expected to build to 3-4 ft across the eastern Gulf this weekend behind front. GFS model guidance shows moderate to fresh NE to E winds in the Gulf of Campeche this weekend associated with tropical wave currently crossing Central America as it intensifies between 90w-95w.
...Caribbean Sea and tropical N Atlantic from 07n to 19n between 55w and 64w... model preference: GFS and ECMWF blended official forecast with high confidence.
High pres N-NE of the area will maintain moderate trade winds across most of the region through sun. A repositioned tropical wave along 79w S of 14n moving across Central America through Thu night will maintain fresh E winds in the Gulf of Honduras. A new tropical wave analyzed along 43w 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 and ECMWF blended with official forecast with high confidence.
High pres along 31n in the west-central Atlc 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 deepening upper level trough over the eastern U.S. Will push a cold front off the southern Georgia coast Fri night which slides eastward through sun then weakens NE of the region Mon. GFS model and wave model guidance shows brief period of N-NE winds to 25 kt immediately behind front N of 30n early Sat increasing seas to 6-7 ft...but little of note otherwise.
$$ .Warnings...Any changes impacting coastal NWS offices will be coordinated through AWIPS 12 planet chat or by telephone:
.Gulf of Mexico... Gmz011...none. Gmz013...none. Gmz015...none. Gmz017...none. Gmz019...none. Gmz021...none. Gmz023...none. Gmz025...none.
.Caribbean Sea and tropical N Atlantic from 07n to 19n between 55w and 64w... amz011...none. Amz013...none. Amz015...none. Amz017...none. Amz019...none. Amz021...none. Amz023...none. Amz025...none. Amz027...none. Amz029...none. Amz031...none. Amz033...none. Amz035...none. Amz037...none. Amz039...none.
.SW N Atlantic including the Bahamas... Amz111...none. Amz113...none. Amz115...none. Amz117...none. Amz119...none. Amz121...none. Amz123...none. Amz125...none. Amz127...none.
*For detailed zone descriptions please visit: http://www.NHC.NOAA.Gov/abouttafbprod.Shtml#owf
Note: gridded marine forecasts are available in the National digital forecast database (ndfd) at: http://www.NHC.NOAA.Gov/marine/grids.Php
For additional information please visit: http://www.Hurricanes.Gov/marine
$$ .Forecaster Mundell. National Hurricane Center.
There are no current maps for this region.
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NOT FOR NAVIGATION. DO NOT RELY ON THIS DATA FOR DECISIONS THAT CAN RESULT IN HARM TO ANYONE OR ANYTHING.