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TROPICAL STORM MARCO WIND SPEED PROBABILITIES NUMBER 13
NWS NATIONAL HURRICANE CENTER MIAMI FL AL142020
1500 UTC SUN AUG 23 2020
AT 1500Z THE CENTER OF TROPICAL STORM MARCO WAS LOCATED NEAR
LATITUDE 24.7 NORTH...LONGITUDE 87.3 WEST WITH MAXIMUM SUSTAINED
WINDS NEAR 60 KTS...70 MPH...110 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
APALACHICOLA 34 1 2( 3) 1( 4) 1( 5) X( 5) X( 5) X( 5)
GFMX 290N 850W 34 1 3( 4) X( 4) 1( 5) X( 5) X( 5) X( 5)
PANAMA CITY FL 34 1 3( 4) 1( 5) X( 5) 1( 6) X( 6) X( 6)
DESTIN EXEC AP 34 X 2( 2) 2( 4) X( 4) 1( 5) X( 5) X( 5)
MONTGOMERY AL 34 X 1( 1) 1( 2) 1( 3) X( 3) X( 3) X( 3)
WHITING FLD FL 34 X 2( 2) 3( 5) X( 5) 1( 6) X( 6) X( 6)
PENSACOLA FL 34 X 2( 2) 3( 5) 1( 6) X( 6) X( 6) X( 6)
GFMX 290N 870W 34 1 13(14) 3(17) 1(18) X(18) X(18) X(18)
MOBILE AL 34 X 2( 2) 12(14) 3(17) X(17) X(17) X(17)
GULFPORT MS 34 X 3( 3) 35(38) 5(43) 1(44) X(44) X(44)
GULFPORT MS 50 X 1( 1) 4( 5) 1( 6) X( 6) X( 6) X( 6)
GULFPORT MS 64 X X( X) 1( 1) X( 1) X( 1) X( 1) X( 1)
STENNIS MS 34 X 3( 3) 46(49) 7(56) 1(57) X(57) X(57)
STENNIS MS 50 X X( X) 11(11) 2(13) X(13) X(13) X(13)
STENNIS MS 64 X X( X) 2( 2) X( 2) 1( 3) X( 3) X( 3)
BURAS LA 34 X 22(22) 49(71) 2(73) 1(74) X(74) X(74)
BURAS LA 50 X 5( 5) 26(31) 2(33) X(33) X(33) X(33)
BURAS LA 64 X X( X) 6( 6) X( 6) X( 6) X( 6) X( 6)
GFMX 280N 890W 34 3 88(91) 2(93) X(93) X(93) X(93) X(93)
GFMX 280N 890W 50 X 55(55) 6(61) X(61) X(61) X(61) X(61)
GFMX 280N 890W 64 X 20(20) 4(24) X(24) X(24) X(24) X(24)
JACKSON MS 34 X 1( 1) 5( 6) 3( 9) 1(10) X(10) X(10)
NEW ORLEANS LA 34 X 4( 4) 54(58) 9(67) 2(69) X(69) X(69)
NEW ORLEANS LA 50 X X( X) 24(24) 6(30) 1(31) X(31) X(31)
NEW ORLEANS LA 64 X X( X) 5( 5) 1( 6) X( 6) X( 6) X( 6)
GFMX 280N 910W 34 X 8( 8) 14(22) 2(24) X(24) X(24) X(24)
GFMX 280N 910W 50 X 1( 1) 4( 5) X( 5) 1( 6) X( 6) X( 6)
GFMX 280N 910W 64 X X( X) 2( 2) X( 2) X( 2) X( 2) X( 2)
BATON ROUGE LA 34 X 2( 2) 33(35) 18(53) 2(55) X(55) X(55)
BATON ROUGE LA 50 X X( X) 9( 9) 8(17) X(17) X(17) X(17)
BATON ROUGE LA 64 X X( X) 2( 2) 2( 4) X( 4) X( 4) X( 4)
MORGAN CITY LA 34 X 2( 2) 38(40) 15(55) 2(57) X(57) X(57)
MORGAN CITY LA 50 X X( X) 11(11) 7(18) X(18) X(18) X(18)
MORGAN CITY LA 64 X X( X) 3( 3) 1( 4) X( 4) X( 4) X( 4)
ALEXANDRIA LA 34 X 1( 1) 6( 7) 17(24) 6(30) X(30) X(30)
ALEXANDRIA LA 50 X X( X) 1( 1) 3( 4) 1( 5) X( 5) X( 5)
LAFAYETTE LA 34 X 1( 1) 18(19) 18(37) 3(40) X(40) X(40)
LAFAYETTE LA 50 X X( X) 3( 3) 5( 8) 1( 9) X( 9) X( 9)
LAFAYETTE LA 64 X X( X) 1( 1) 1( 2) X( 2) X( 2) X( 2)
NEW IBERIA LA 34 X 1( 1) 21(22) 17(39) 3(42) X(42) X(42)
NEW IBERIA LA 50 X X( X) 4( 4) 4( 8) 2(10) X(10) X(10)
NEW IBERIA LA 64 X X( X) 1( 1) 1( 2) X( 2) X( 2) X( 2)
GFMX 280N 930W 34 X 2( 2) 2( 4) 3( 7) 2( 9) X( 9) X( 9)
SHREVEPORT LA 34 X X( X) 2( 2) 4( 6) 7(13) X(13) X(13)
FORT POLK LA 34 X 1( 1) 3( 4) 12(16) 7(23) X(23) X(23)
FORT POLK LA 50 X X( X) X( X) 2( 2) 1( 3) X( 3) X( 3)
LAKE CHARLES 34 X 1( 1) 3( 4) 10(14) 6(20) X(20) X(20)
LAKE CHARLES 50 X X( X) X( X) 2( 2) 2( 4) X( 4) X( 4)
CAMERON LA 34 X 2( 2) 3( 5) 9(14) 4(18) X(18) X(18)
CAMERON LA 50 X X( X) X( X) 3( 3) 2( 5) X( 5) X( 5)
CAMERON LA 64 X X( X) X( X) 1( 1) X( 1) X( 1) X( 1)
JASPER TX 34 X X( X) 2( 2) 6( 8) 8(16) X(16) X(16)
KOUNTZE TX 34 X X( X) 2( 2) 4( 6) 6(12) X(12) X(12)
PORT ARTHUR TX 34 X X( X) 3( 3) 3( 6) 6(12) X(12) X(12)
GALVESTON TX 34 X 1( 1) 2( 3) 2( 5) 4( 9) X( 9) X( 9)
HOUSTON TX 34 X X( X) 1( 1) 1( 2) 4( 6) X( 6) X( 6)
FREEPORT TX 34 X X( X) 1( 1) 1( 2) 2( 4) X( 4) X( 4)
GFMX 280N 950W 34 X 1( 1) 1( 2) 1( 3) 2( 5) X( 5) X( 5)
HIGH ISLAND TX 34 X X( X) 2( 2) 3( 5) 4( 9) X( 9) X( 9)
MATAGORDA TX 34 X X( X) 1( 1) 1( 2) 2( 4) X( 4) X( 4)
PORT O CONNOR 34 X X( X) 1( 1) X( 1) 2( 3) X( 3) X( 3)
PENSACOLA NAS 34 X 6( 6) 4(10) 2(12) X(12) X(12) X(12)
KEESLER AB 34 X 9( 9) 31(40) 3(43) X(43) X(43) X(43)
KEESLER AB 50 X 1( 1) 6( 7) X( 7) 1( 8) X( 8) X( 8)
KEESLER AB 64 X X( X) 1( 1) 1( 2) X( 2) X( 2) X( 2)
$$
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