000 AGXX40 KNHC 210451 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 100 AM EDT MON JUL 21 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. TROPICAL STORM DOLLY CURRENTLY NEAR THE YUCATAN CHANNEL IS FORECAST TO MOVE INTO THE SW GULF OF MEXICO THIS EVENING THEN TRACK NW AS TROPICAL STORM THROUGH TUE EVENING THEN BECOME A HURRICANE AS IT APPROACHES BROWNSVILLE TEXAS WED EVENING. DOLLY IS FORECAST TO MOVE INLAND THU...AND HIGH PRES BUILDS ACROSS THE AREA FRI. ATLC TROUGH FROM 25N65W TO 24N69W WILL DISSIPATE THIS AFTERNOON. OTHERWISE WEAK RIDGE ACROSS THE ATLC WITH WINDS 15 KT OR LESS THROUGH FRI. TROPICAL STORM DOLLY NEAR THE YUCATAN CHANNEL IS FORECAST TO MOVE INTO THE GULF OF MEXICO WITH TROPICAL STORM FORCE WINDS EXPECTED TO DECREASE OVER THE NW CARIBBEAN BY LATE TODAY. MODERATE TO STRONG TRADES WILL CONTINUE ACROSS THE S CENTRAL CARIBBEAN THROUGH THE END OF THE WEEK. WARNINGS... SUBJECT TO CHANGE BASED ON THE LATEST NHC ADVISORY ATLANTIC... NONE. CARIBBEAN... TROPICAL STORM WARNING N OF 19N W OF 85W...AMZ082 GULF OF MEXICO... TROPICAL STORM WARNING S OF 24N BETWEEN 85W AND 93W...GMZ084 AND GMZ082 .FORECASTER DGS. TROPICAL PREDICTION CENTER.