000 FZNT23 KNHC 302118 OFFNT3 ATLC/CARIBBEAN OFFSHORE WATERS FORECAST FOR THE SW AND TROPICAL N ATLANTIC AND CARIBBEAN SEA NWS NATIONAL HURRICANE CENTER MIAMI FL 530 PM EDT TUE AUG 30 2011 OFFSHORE WATERS FORECAST FOR THE TROPICAL N ATLC FROM 07N TO 22N BETWEEN 55W AND 65W...THE SW N ATLANTIC S OF 31N W OF 65W INCLUDING BAHAMAS...AND THE CARIBBEAN SEA. SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. AMZ089-310330- SYNOPSIS FOR CARIBBEAN SEA AND TROPICAL N ATLC FROM 07N TO 22N BETWEEN 55W AND 65W 530 PM EDT TUE AUG 30 2011 .SYNOPSIS...CENTRAL ATLC RIDGE NE OF AREA THROUGH WED WEAKEN AND SHIFT E THU AND FRI ALLOWING FOR TRADES TO DIMINISH. TROPICAL STORM KATIA IN E ATLC EXPECTED TO INTENSIFY INTO HURRICANE LATE WED...APPROACH TROPICAL N ATLC FRI...AND CROSS IT SAT. $$ AMZ082-310330- NW CARIBBEAN N OF 15N W OF 75W 530 PM EDT TUE AUG 30 2011 .TONIGHT...E OF 85W E TO SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. W OF 85W SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WINDS AND SEAS HIGHER IN AND NEAR SCATTERED TSTMS W OF 80W. .WED AND WED NIGHT...S OF 18N E OF 81W E WINDS 15 TO 20 KT. SEAS 5 TO 8 FT. ELSEWHERE SE WINDS WINDS 15 TO 20 KT EXCEPT N OF 18N E OF 83W E 10 TO 15 KT. SEAS 4 TO 7 FT EXCEPT N OF 18N E OF 83W 2 TO 4 FT. SCATTERED TSTMS ENTIRE AREA. .THU THROUGH FRI...S OF 18N E TO SE WINDS 20 KT DIMINISHING TO 10 KT FRI. SEAS 4 TO 7 FT. N OF 18N E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. .SAT AND SUN...E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT EXCEPT 2 FT N OF 18N E OF 83W. $$ AMZ084-310330- SW CARIBBEAN S OF 15N W OF 75W 530 PM EDT TUE AUG 30 2011 .TONIGHT...N OF 12N E OF 78W E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT. N OF 12N W OF 78W E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. S OF 12N NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. .WED AND WED NIGHT...N OF 12N E OF 80W E WINDS 15 TO 20 KT... EXCEPT INCREASING TO 20 TO 25 KT NEAR COAST OF COLOMBIA. SEAS 6 TO 8 FT. N OF 12N W OF 80W NE TO E WINDS 10 TO 15 KT. SEAS BUILDING TO 4 TO 6 FT. S OF 12N VARIABLE WINDS 5 TO 10 KT. SEAS 4 TO 6 FT IN NE SWELL E OF 81W...AND 3 TO 5 FT W OF 81W. .THU AND THU NIGHT...N OF 12N E OF 80W NE TO E WINDS 15 TO 20 KT DIMINISHING TO 10 KT LATE. SEAS 6 TO 8 FT SUBSIDING TO 5 FT LATE. N OF 12N W OF 80W NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 7 FT IN NE SWELL SUBSIDING TO 3 FT LATE. S OF 12N VARIABLE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT IN NE SWELL. .FRI THROUGH SUN...N OF 12N NE TO E WINDS 10 TO 15 KT BECOMING E TO SE 5 KT SAT AND SUN. SEAS 4 TO 6 FT SUBSIDING TO 2 FT SAT AND SUN. S OF 12N VARIABLE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT IN NE SWELL SUBSIDING TO 1 FT SAT. $$ AMZ086-310330- E CARIBBEAN E OF 75W TO THE LEEWARD AND WINDWARD ISLANDS 530 PM EDT TUE AUG 30 2011 .TONIGHT THROUGH WED NIGHT...S OF 16N W OF 68W E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE W OF 65W E WINDS 15 TO 20 KT. SEAS 4 TO 7 FT. E OF 65W E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. SCATTERED TSTMS W OF 70W. .THU THROUGH FRI...S OF 14N W OF 68W NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT SUBSIDING TO 4 FT FRI. ELSEWHERE W OF 67W E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. E OF 67W E TO SE WINDS 10 TO 15 KT SHIFTING NE FRI. SEAS 3 TO 5 FT SUBSIDING TO 2 FT FRI. .SAT AND SUN...W OF 65W E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT... HIGHEST S OF 15N. E OF 65W NE TO E WINDS DIMINISHING TO 5 KT. SEAS 2 TO 3 FT. $$ AMZ087-310330- TROPICAL N ATLANTIC FROM 07N TO 22N BETWEEN 55W AND 65W 530 PM EDT TUE AUG 30 2011 ...HURRICANE CONDITIONS EXPECTED N OF 16N E OF 60W FRI AND SAT... .TONIGHT...N OF 17N NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. S OF 17N SE WINDS 10 KT. SEAS 3 TO 5 FT. SCATTERED SHOWERS AND TSTMS S OF 14N. .WED AND WED NIGHT...E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. .THU AND THU NIGHT...N OF 15N E TO SE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT IN E SWELL. S OF 15N E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. .FRI...TROPICAL STORM CONDITIONS WITH SEAS BUILDING TO 12 FT OR GREATER EXPECTED N OF 16N E OF 56W EARLY BECOMING HURRICANE CONDITIONS WITH SEAS 12 FT OR GREATER N OF 16N E OF 58W LATE FRI. N OF 15N E OF 58W NE TO E WINDS 10 TO 15 KT BECOMING NE TO 33 KT LATE. SEAS 4 TO 7 FT BUILDING TO 12 FT LATE. N OF 15N W OF 58W NE TO E WINDS 10 TO 15 KT SHIFTING NE LATE. SEAS 3 TO 5 FT BUILDING TO 7 FT LATE. S OF 15N VARIABLE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. NUMEROUS SQUALLS AND TSTMS NE PART.. .SAT AND SUN...HURRICANE CONDITIONS EXPECTED N OF 17N E OF 60W WITH SEAS 12 FT OR GREATER. ELSEWHERE N OF 15N N TO NE WINDS 15 TO 20 KT INCREASING TO 33 KT LATE. SEAS 4 TO 7 FT BUILDING TO 12 FT LATE. FROM 13N TO 15N E OF 57W SW WINDS 15 TO 20 KT. SEAS BUILDING TO 12 FT IN PRIMARILY IN NE SWELL. ELSEWHERE W TO NW WINDS 10 TO 15 KT EXCEPT E TO SE 10 KT S OF 10N. SEAS 5 TO 8 FT PRIMARILY IN NE SWELL EXCEPT FROM 13N TO 15N W OF 57W BUILDING TO 12 FT IN NE SWELL. NUMEROUS SQUALLS AND TSTMS N OF 16N E OF 60W. $$ AMZ088-310330- SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS 530 PM EDT TUE AUG 30 2011 .SYNOPSIS...HIGH PRES RIDGE ALONG 28N WEAKEN AND SHIFT E WED AND THU AS WEAK FRONTAL TROUGH MOVES ACROSS N WATERS. HIGH PRES REBUILDS BEHIND TROUGH WITH LIGHT TO MODERATE BREEZE ACROSS BASIN THROUGH EARLY SUN. WINDS IN SE PART SHIFT NE AND INCREASE AND SEAS BUILD RAPIDLY AS POSSIBLE HURRICANE KATIA APPROACHES. $$ AMZ080-310330- SW N ATLANTIC S OF 31N W OF 65W INCLUDING BAHAMAS 530 PM EDT TUE AUG 30 2011 .TONIGHT...N OF 27N S TO SW WINDS 10 KT. SEAS 3 TO 4 FT. S OF 27N E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. WIND AND SEAS HIGHER IN SCATTERED TSTMS N OF 24N W OF 75W. .WED AND WED NIGHT...N OF 27N W OF TROUGH WINDS NE 10 KT. SEAS 3 TO 4 FT. N OF 27N E OF TROUGH SW WINDS 10 KT. SEAS 2 TO 3 FT. S OF 27N E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT EXCEPT 2 FT W OF BAHAMAS. SCATTERED SHOWERS AND ISOLATED TSTMS NEAR TROUGH. .THU THROUGH FRI...N OF 27N N TO NE WINDS 10 TO 15 KT EXCEPT SW AHEAD OF TROUGH. SEAS 2 TO 4 FT. FROM 23N TO 27N SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT IN E SWELL EXCEPT 2 FT W OF BAHAMAS. S OF 23N E TO SE WINDS 10 TO 15 KT DIMINISHING TO 5 KT FRI. SEAS 2 TO 4 FT. SCATTERED SHOWERS AND ISOLATED TSTMS NEAR TROUGH. .SAT...N OF 27N NE TO E WINDS 10 KT EXCEPT SW AT 5 KT AHEAD OF TROUGH. SEAS 3 TO 5 FT IN MIXED NE AND SE SWELL. FROM 23N TO 27N SE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT EXCEPT 1 FT W OF BAHAMAS. S OF 23N E TO SE WINDS 5 TO 10 KT. SEAS 2 TO 4. .SUN...S OF 25N E OF 68W E WINDS 10 KT SHIFTING NE EARLY AND INCREASING TO 20 KT LATE. SEAS 6 TO 8 FT BUILDING TO 12 FT IN E SWELL LATE. ELSEWHERE E TO SE WINDS 10 KT. SEAS 4 TO 5 FT EXCEPT 2 FT W OF BAHAMAS. $$ FORECASTER WALLY BARNES