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TROPICAL STORM HENRI WIND SPEED PROBABILITIES NUMBER 27
NWS NATIONAL HURRICANE CENTER MIAMI FL AL082021
1500 UTC SUN AUG 22 2021
AT 1500Z THE CENTER OF TROPICAL STORM HENRI WAS LOCATED NEAR
LATITUDE 41.1 NORTH...LONGITUDE 71.6 WEST WITH MAXIMUM SUSTAINED
WINDS NEAR 50 KTS...60 MPH...95 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
12Z SUN 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 12Z SUN 00Z MON 12Z MON 00Z TUE 12Z TUE 12Z WED 12Z THU
PERIODS TO TO TO TO TO TO TO
00Z MON 12Z MON 00Z TUE 12Z TUE 12Z WED 12Z THU 12Z FRI
FORECAST HOUR (12) (24) (36) (48) (72) (96) (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
LOCATION KT
HALIFAX NS 34 X X( X) X( X) 1( 1) 4( 5) X( 5) X( 5)
YARMOUTH NS 34 X X( X) 3( 3) 3( 6) 6(12) X(12) X(12)
ST JOHN NB 34 X X( X) 1( 1) X( 1) 2( 3) X( 3) X( 3)
EASTPORT ME 34 X X( X) 3( 3) 3( 6) 2( 8) X( 8) X( 8)
BAR HARBOR ME 34 X X( X) 4( 4) 4( 8) 1( 9) X( 9) X( 9)
AUGUSTA ME 34 X 1( 1) 10(11) 3(14) 1(15) X(15) X(15)
PORTLAND ME 34 X 4( 4) 17(21) 3(24) 1(25) X(25) X(25)
PORTLAND ME 50 X X( X) 5( 5) X( 5) X( 5) X( 5) X( 5)
CONCORD NH 34 5 18(23) 14(37) 1(38) X(38) X(38) X(38)
CONCORD NH 50 X 1( 1) 4( 5) X( 5) X( 5) X( 5) X( 5)
PORTSMOUTH NH 34 1 10(11) 18(29) 3(32) X(32) X(32) X(32)
PORTSMOUTH NH 50 X X( X) 6( 6) X( 6) X( 6) X( 6) X( 6)
WORCESTER MA 34 76 1(77) X(77) X(77) X(77) X(77) X(77)
WORCESTER MA 50 1 2( 3) 1( 4) X( 4) X( 4) X( 4) X( 4)
SPRINGFIELD MA 34 91 X(91) X(91) X(91) X(91) X(91) X(91)
SPRINGFIELD MA 50 3 1( 4) 1( 5) X( 5) X( 5) X( 5) X( 5)
BOSTON MA 34 12 5(17) 13(30) 1(31) X(31) X(31) X(31)
BOSTON MA 50 X X( X) 4( 4) X( 4) X( 4) X( 4) X( 4)
HYANNIS MA 34 11 1(12) 8(20) 1(21) X(21) X(21) X(21)
NANTUCKET MA 34 99 X(99) X(99) X(99) X(99) X(99) X(99)
PROVIDENCE RI 34 99 X(99) X(99) X(99) X(99) X(99) X(99)
PROVIDENCE RI 50 6 X( 6) 1( 7) X( 7) X( 7) X( 7) X( 7)
BRIDGEPORT CT 34 43 1(44) 1(45) X(45) X(45) X(45) X(45)
NEW HAVEN CT 34 86 X(86) 1(87) X(87) X(87) X(87) X(87)
HARTFORD CT 34 95 X(95) X(95) X(95) X(95) X(95) X(95)
HARTFORD CT 50 2 1( 3) X( 3) X( 3) X( 3) X( 3) X( 3)
NEW LONDON CT 34 99 X(99) X(99) X(99) X(99) X(99) X(99)
ALBANY NY 34 26 12(38) 2(40) X(40) X(40) X(40) X(40)
POUGHKEEPSIE 34 18 4(22) 1(23) X(23) X(23) X(23) X(23)
MONTAUK POINT 34 99 X(99) X(99) X(99) X(99) X(99) X(99)
MONTAUK POINT 50 3 X( 3) X( 3) X( 3) X( 3) X( 3) X( 3)
ISLIP NY 34 13 1(14) 1(15) X(15) X(15) X(15) X(15)
NYC JFK AIRPRT 34 1 1( 2) 2( 4) X( 4) X( 4) X( 4) X( 4)
NYC CNTRL PARK 34 1 1( 2) 1( 3) X( 3) X( 3) X( 3) X( 3)
$$
FORECASTER STEWART
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