000
AGXX40 KNHC 170458
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
130 AM SUN SEP 17 2006

MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND 
SOUTHWEST NORTH ATLC S OF 31N W OF 55W.

TROPICAL STORM FORCE WINDS FROM HURRICANE HELENE WILL AFFECT THE 
EXTREME NE PART OF THE TROPICAL ATLC AREA BRIEFLY TUE.  SWELL 
FROM THE STORM WILL HAVE A MORE FAR REACHING AND LONGER EFFECT 
IN THIS AREA. 20 TO 25 KNOT TRADES IN THE CARIBBEAN WILL WEAKEN 
AS THE DEVELOPING ATLANTIC TROUGH WEAKENS THE SURFACE RIDGE WITH 
THE WINDS FALLING TO LESS THAN 20 KT TUE EXCEPT FOR THE AREA 
NEAR THE SOUTH AMERICAN COAST. WINDS WILL FALL TO 15 KT OR LESS 
LATE WED AND THU OVER THE ENTIRE AREA.

LOWER PRES IS FORECAST TO DEVELOP OVER TEXAS AND RESULT IN 
INCREASING SLY WINDS OVER THE WESTERN GULF OF MEXICO. THE 
ASSOCIATED COLD FRONT WILL MOVE OFF THE TEXAS COAST MON NIGHT 
WITH NORTHERLY WINDS APPROACHING 20 KT TUE. THE FRONT WILL
MOVE E AND EXTEND FROM FROM THE FLORIDA BIG BEND TO THE BAY OF 
CAMPECHE WED THEN E OF THE AREA THU.

ATLC COLD FRONT CURRENTLY EXTENDS FROM 31N69W TO S FLORIDA WILL 
WEAKEN AND MOVE TO 31N66W TO 23N73W LATER TODAY AND BECOME 
STATIONARY MON THEN DISSIPATE TUE. WINDS WILL REMAIN LIGHT 
THROUGH TUE THEN SLY WINDS INCREASE OVER THE NW PORTION OF THE 
AREA AHEAD OF THE NEXT APPROACHING COLD FRONT. THE FRONT WILL 
MOVE OFF THE GEORGIA COAST EARLY WED THEN WEAKEN FROM ABOUT 
31N75W TO CENTRAL FLORIDA THU. SWELLS FROM HURRICANE HELENE MAY 
START TO AFFECT THE E PORTION OF THE AREA LATE IN THE FORECAST 
PERIOD.

WARNINGS...

ATLANTIC...
NONE.

CARIBBEAN...
NONE. 

GULF OF MEXICO...
NONE.

FORECASTER DGS