000 FONT13 KNHC 242052 PWSAT3 HURRICANE SAM WIND SPEED PROBABILITIES NUMBER 9 NWS NATIONAL HURRICANE CENTER MIAMI FL AL182021 2100 UTC FRI SEP 24 2021 AT 2100Z THE CENTER OF HURRICANE SAM WAS LOCATED NEAR LATITUDE 12.1 NORTH...LONGITUDE 44.8 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 75 KTS ...85 MPH...140 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 WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST ...34 KT (39 MPH... 63 KM/H)... ...50 KT (58 MPH... 93 KM/H)... ...64 KT (74 MPH...119 KM/H)... FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS PROBABILITIES FOR LOCATIONS ARE GIVEN AS OP(CP) WHERE OP IS THE PROBABILITY OF THE EVENT BEGINNING DURING AN INDIVIDUAL TIME PERIOD (ONSET PROBABILITY) (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN 18Z FRI 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 34...50...64 KT SHOWN WHEN THE 5-DAY 64-KT CUMULATIVE PROBABILITY IS AT LEAST 1 PERCENT. - - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - - FROM FROM FROM FROM FROM FROM FROM TIME 18Z FRI 06Z SAT 18Z SAT 06Z SUN 18Z SUN 18Z MON 18Z TUE PERIODS TO TO TO TO TO TO TO 06Z SAT 18Z SAT 06Z SUN 18Z SUN 18Z MON 18Z TUE 18Z WED 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) 3( 3) SAINT MAARTEN 34 X X( X) X( X) X( X) X( X) 1( 1) 6( 7) SAINT MAARTEN 50 X X( X) X( X) X( X) X( X) X( X) 3( 3) SABA 34 X X( X) X( X) X( X) X( X) X( X) 7( 7) ST EUSTATIUS 34 X X( X) X( X) X( X) X( X) 1( 1) 7( 8) ST EUSTATIUS 50 X X( X) X( X) X( X) X( X) X( X) 2( 2) ST EUSTATIUS 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) 7( 8) ST KITTS-NEVIS 50 X X( X) X( X) X( X) X( X) X( X) 2( 2) 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) 4( 4) BARBUDA 64 X X( X) X( X) X( X) X( X) X( X) 2( 2) ANTIGUA 34 X X( X) X( X) X( X) X( X) 2( 2) 10(12) ANTIGUA 50 X X( X) X( X) X( X) X( X) X( X) 4( 4) 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) 3( 3) DOMINICA 34 X X( X) X( X) X( X) X( X) 2( 2) 5( 7) DOMINICA 50 X X( X) X( X) X( X) X( X) X( X) 2( 2) DOMINICA 64 X X( X) X( X) X( X) X( X) X( X) 1( 1) MARTINIQUE 34 X X( X) X( X) X( X) X( X) 2( 2) 4( 6) 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) 3( 3) 2( 5) $$ FORECASTER PAPIN