000
AGXX40 KNHC 200556
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 AM EDT TUE JUL 20 2010

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

TROPICAL WAVE IN THE MIDDLE GULF ALONG 90W. A FEW SHOWERS ARE 
ALONG THE WAVE. THE WAVE WILL CONTINUE TO MOVE THROUGH THE SW 
GULF TONIGHT AND WED THEN MOVE INLAND AND DISSIPATE THU. ANOTHER 
TROPICAL WAVE EXTENDS INTO THE STRAITS OF FLORIDA WITH 
ADDITIONAL SHOWERS AND TSTMS OCCURRING THERE. E-SE WINDS OF 
15-20 KT WILL CONTINUE THROUGH THE STRAITS OF FLORIDA. OTHERWISE 
E-SE WINDS OF 10-15 KT WILL CONTINUE ACROSS THE REMAINDER OF THE 
GULF THROUGH THE FORECAST PERIOD.

ATLC HIGH PRES RIDGE ALONG 30N WILL LIFT N OF THE AREA WED 
AFTERNOON. NORTHERN PORTION OF A TROPICAL WAVE IS IN THE SE 
PORTION OF THE AREA WITH SCATTERED SHOWERS AND TSTMS N OF PUERTO 
RICO. THIS WAVE WILL REACH THE TURKS AND CAICOS WED THE CENTRAL 
BAHAMAS THU AND THE NW BAHAMAS FRI. THERE IS A LOW CHANCE OF 
THIS AREA BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. 
STRONG E-SE WINDS CONTINUE OVER THE SOUTHERN PORTION OF THE 
AREA. A COUPLE OF SHIPS EARLIER REPORTED WINDS TO 30 KT. WINDS 
ARE FORECAST TO DECREASE BY FRI AND SAT.

W CARIBBEAN TROPICAL WAVE FROM WESTERN CUBA TO NICARAGUA WILL 
APPROACH THE YUCATAN PENINSULA TONIGHT AND W OF THE AREA WED. 
SCATTERED SHOWERS AND TSTMS ARE W OF THE WAVE TO 77W. ANOTHER 
TROPICAL WAVE IN THE E CARIBBEAN ALONG 69W FROM DOMINICAN 
REPUBLIC TO WESTERN VENEZUELA. E-SE WINDS TO 20 KT ARE N OF 18N 
IN THE TROPICAL N ATLC WATERS. WINDS WILL DIMINISH TO 10-15 KT 
WED THROUGH FRI. OTHERWISE LIGHTER THEN NORMAL TRADES ACROSS THE 
REMAINDER OF THE CARIBBEAN.

WARNINGS...
ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

FOR ADDITIONAL INFORMATION PLEASE VISIT 
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORECASTER DGS