000
AGXX40 KNHC 221843
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
300 PM EDT TUE SEP 22 2009

COLD FRONT CURRENTLY OVER CENTRAL TEXAS WILL APPROACH THE TEXAS 
COAST TONIGHT. THE FRONT WILL EXTEND FROM THE CENTRAL LOUISIANA 
COAST TO THE WESTERN BAY OF CAMPECHE WED AND STALL FROM SE 
LOUISIANA TO 25N94W TO 20N95W THU AND SLOWLY DISSIPATE BY THE 
END OF THE WEEK. NLY WINDS BRIEFLY INCREASE TO 20 KT W OF THE 
FRONT WED THEN DECREASE TO 10-15 KT THU NIGHT. A WEAK PRES 
PATTERN SETS UP ACROSS THE GULF OF MEXICO OVER THE 
WEEKEND...WITH WINDS 10 KT OR LESS SAT AND SUN.

TROUGH IN THE NW ATLC ZONE EXTENDS FROM 31N78W TO 26N79W WILL 
CONTINUE TO MOVE SLOWLY W AND SHOULD BE W OF THE AREA OVER 
FLORIDA WED AFTERNOON. AS THE TROUGH MOVES WEAK HIGH PRES BUILDS 
ACROSS THE AREA. MOSTLY LIGHT WINDS WILL CONTINUE ACROSS THE 
AREA WITH SEAS 5 FT OR LESS THROUGH SAT. ON SAT STRONG HIGH PRES 
BUILDS N OF THE AREA THIS WILL GENERATE LARGE NLY SWELLS ACROSS 
THE NE PORTION OF THE AREA...AROUND 8-9 FT.

TRADES ACROSS THE CARIBBEAN ARE MOSTLY IN THE 10-15 KT RANGE 
EXCEPT 20-25 KT ALONG COAST OF S AMERICA. ONLY MINOR 
FLUCTUATIONS IN THIS PATTERN ARE EXPECTED REMAINDER OF THE WEEK. 
LOW PRES E OF THE AREA WILL WEAKEN TO A TROUGH AND BRUSH THE FAR 
NE PORTION OF THE TROPICAL ZONE THU. THE ELY TRADES WILL RELAX 
BECOMING LIGHT AND VARIABLE...BASICALLY N OF 18N E OF 65W. THEN 
RIDGE BUILDS NE OF THE AREA AND TRADES ONCE AGAIN BECOME 10-15 
KT IN THAT AREA.

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE

$$
FORECASTER DGS