000 FONT12 KNHC 301431 PWSAT2 TROPICAL STORM KATIA WIND SPEED PROBABILITIES NUMBER 6 NWS NATIONAL HURRICANE CENTER MIAMI FL AL122011 1500 UTC TUE AUG 30 2011 AT 1500Z THE CENTER OF TROPICAL STORM KATIA WAS LOCATED NEAR LATITUDE 12.3 NORTH...LONGITUDE 33.4 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 40 KTS...45 MPH...75 KM/H. Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH) ATLANTIC STANDARD TIME (AST)...SUBTRACT 4 HOURS FROM Z TIME EASTERN DAYLIGHT TIME (EDT)...SUBTRACT 4 HOURS FROM Z TIME CENTRAL DAYLIGHT TIME (CDT)...SUBTRACT 5 HOURS FROM Z TIME I. MAXIMUM WIND SPEED (INTENSITY) PROBABILITY TABLE CHANCES THAT THE MAXIMUM SUSTAINED (1-MINUTE AVERAGE) WIND SPEED OF THE TROPICAL CYCLONE WILL BE WITHIN ANY OF THE FOLLOWING CATEGORIES AT EACH OFFICIAL FORECAST TIME DURING THE NEXT 5 DAYS. PROBABILITIES ARE GIVEN IN PERCENT. X INDICATES PROBABILITIES LESS THAN 1 PERCENT. - - - MAXIMUM WIND SPEED (INTENSITY) PROBABILITIES - - - VALID TIME 00Z WED 12Z WED 00Z THU 12Z THU 12Z FRI 12Z SAT 12Z SUN FORECAST HOUR 12 24 36 48 72 96 120 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - DISSIPATED X 1 X X X 1 X TROP DEPRESSION 3 4 3 2 2 1 1 TROPICAL STORM 90 73 49 33 23 14 16 HURRICANE 7 22 48 65 75 84 83 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - HUR CAT 1 6 20 38 42 40 33 33 HUR CAT 2 1 2 6 15 21 27 25 HUR CAT 3 X X 2 7 12 19 21 HUR CAT 4 X X X 1 2 5 4 HUR CAT 5 X X X X X X 1 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - FCST MAX WIND 50KT 55KT 65KT 75KT 85KT 95KT 100KT II. WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST ...34 KT (39 MPH... 63 KPH)... ...50 KT (58 MPH... 93 KPH)... ...64 KT (74 MPH...119 KPH)... FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS PROBABILITIES FOR LOCATIONS ARE GIVEN AS IP(CP) WHERE IP IS THE PROBABILITY OF THE EVENT BEGINNING DURING AN INDIVIDUAL TIME PERIOD (INDIVIDUAL PROBABILITY) (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN 12Z TUE AND THE FORECAST HOUR (CUMULATIVE PROBABILITY) PROBABILITIES ARE GIVEN IN PERCENT X INDICATES PROBABILITIES LESS THAN 1 PERCENT PROBABILITIES FOR 34 KT AND 50 KT ARE SHOWN AT A GIVEN LOCATION WHEN THE 5-DAY CUMULATIVE PROBABILITY IS AT LEAST 3 PERCENT. PROBABILITIES FOR 64 KT ARE SHOWN WHEN THE 5-DAY CUMULATIVE PROBABILITY IS AT LEAST 1 PERCENT. - - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - - FROM FROM FROM FROM FROM FROM FROM TIME 12Z TUE 00Z WED 12Z WED 00Z THU 12Z THU 12Z FRI 12Z SAT PERIODS TO TO TO TO TO TO TO 00Z WED 12Z WED 00Z THU 12Z THU 12Z FRI 12Z SAT 12Z SUN FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT SAINT THOMAS 34 X X( X) X( X) X( X) X( X) X( X) 4( 4) SAINT CROIX 34 X X( X) X( X) X( X) X( X) X( X) 4( 4) SAINT MAARTEN 34 X X( X) X( X) X( X) X( X) 1( 1) 8( 9) SAINT MAARTEN 50 X X( X) X( X) X( X) X( X) X( X) 3( 3) SAINT MAARTEN 64 X X( X) X( X) X( X) X( X) X( X) 1( 1) ST KITTS-NEVIS 34 X X( X) X( X) X( X) X( X) 1( 1) 8( 9) ST KITTS-NEVIS 50 X X( X) X( X) X( X) X( X) X( X) 3( 3) ST KITTS-NEVIS 64 X X( X) X( X) X( X) X( X) X( X) 1( 1) BARBUDA 34 X X( X) X( X) X( X) X( X) 2( 2) 11(13) BARBUDA 50 X X( X) X( X) X( X) X( X) X( X) 6( 6) BARBUDA 64 X X( X) X( X) X( X) X( X) X( X) 3( 3) ANTIGUA 34 X X( X) X( X) X( X) X( X) 2( 2) 9(11) ANTIGUA 50 X X( X) X( X) X( X) X( X) X( X) 5( 5) ANTIGUA 64 X X( X) X( X) X( X) X( X) X( X) 2( 2) GUADELOUPE 34 X X( X) X( X) X( X) X( X) 2( 2) 8(10) GUADELOUPE 50 X X( X) X( X) X( X) X( X) X( X) 3( 3) GUADELOUPE 64 X X( X) X( X) X( X) X( X) X( X) 2( 2) AVES 34 X X( X) X( X) X( X) X( X) X( X) 4( 4) DOMINICA 34 X X( X) X( X) X( X) X( X) 1( 1) 5( 6) MARTINIQUE 34 X X( X) X( X) X( X) X( X) 1( 1) 4( 5) SAINT LUCIA 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4) BARBADOS 34 X X( X) X( X) X( X) X( X) 2( 2) 1( 3) $$ FORECASTER PASCH