000
AGXX40 KNHC 260511
MIMATS

MARINE WEATHER DISCUSSION 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
111 AM EDT SUN OCT 26 2008

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

UPPER LEVELS...
UPPER TROUGH OVER THE NORTH GULF OF MEXICO COAST WILL MOVE EAST 
AND DISSIPATE AS STRONG LONGWAVE TROUGH DEVELOPS OVER THE 
EASTERN UNITED STATES AND EXTENDS SOUTH INTO THE ATLANTIC AREA 
NORTH OF 25N. AS THE LONGWAVE TROUGH SWINGS PAST THE ATLANTIC 
AREA MODERATE WESTERLIES WILL REMAIN OVER THE AREA NORTH OF 25N.

SURFACE...
SLOW MOVING COLD FRONT FROM NEAR 31N74W TO SOUTH FLORIDA TO 
YUCATAN PENINSULA WILL DRIFT EAST. STRONG HIGH PRESSURE 
ASSOCIATED WITH THE LONGWAVE TROUGH WILL BUILD RAPIDLY SOUTHEAST 
FROM THE NORTHERN ROCKY MOUNTAINS TODAY AND REACH THE NORTHWEST 
GULF OF MEXICO LATE TONIGHT AND RAPIDLY SPREAD TO THE 
PREEXISTING COLD FRONT BY TUESDAY. HIGH WILL BE OVER EAST TEXAS 
TUESDAY AND WEDNESDAY THEN MOVE TO THE EAST UNITED STATES COAST 
THURSDAY. BESIDES THE ATLANTIC AND GULF OF MEXICO THE PRESSURE 
GRADIENT AND STRONGER WINDS ASSOCIATED WITH THE HIGH WILL IMPACT 
THE CARIBBEAN WEST OF 70W. EAST OF 70W THE TRADES WILL BE NEAR 
NORMAL IN THE EAST CARIBBEAN AND TROPICAL ATLANTIC.

ATLANTIC...
NONE.

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER LL. TROPICAL PREDICTION CENTER.