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NOAA NOAA United States Department of Commerce

Hurricane IDA


ZCZC MIAPWSAT4 ALL                                                  
TTAA00 KNHC DDHHMM                                                  
                                                                    
HURRICANE IDA WIND SPEED PROBABILITIES NUMBER  10                   
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092021               
2100 UTC SAT AUG 28 2021                                            
                                                                    
AT 2100Z THE CENTER OF HURRICANE IDA WAS LOCATED NEAR LATITUDE 26.2 
NORTH...LONGITUDE 87.0 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 90 KTS
...105 MPH...165 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 SAT 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 SAT 06Z SUN 18Z SUN 06Z MON 18Z MON 18Z TUE 18Z WED
PERIODS         TO      TO      TO      TO      TO      TO      TO  
             06Z SUN 18Z SUN 06Z MON 18Z MON 18Z TUE 18Z WED 18Z THU
                                                                    
FORECAST HOUR    (12)   (24)    (36)    (48)    (72)    (96)   (120)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 
LOCATION       KT                                                   
                                                                    
TALLAHASSEE FL 34  2   X( 2)   1( 3)   X( 3)   X( 3)   X( 3)   X( 3)
 
ST MARKS FL    34  2   1( 3)   X( 3)   X( 3)   X( 3)   X( 3)   X( 3)
 
APALACHICOLA   34  4   4( 8)   1( 9)   X( 9)   X( 9)   X( 9)   X( 9)
 
GFMX 290N 850W 34  4   4( 8)   1( 9)   X( 9)   X( 9)   X( 9)   X( 9)
 
PANAMA CITY FL 34  4   4( 8)   2(10)   X(10)   X(10)   X(10)   X(10)
 
DESTIN EXEC AP 34  3   5( 8)   4(12)   1(13)   X(13)   X(13)   X(13)
 
BIRMINGHAM AL  34  X   1( 1)   4( 5)   1( 6)   1( 7)   X( 7)   X( 7)
 
MONTGOMERY AL  34  1   4( 5)   3( 8)   1( 9)   X( 9)   1(10)   X(10)
 
WHITING FLD FL 34  3   7(10)   6(16)   X(16)   1(17)   X(17)   X(17)
 
PENSACOLA FL   34  3   9(12)   6(18)   1(19)   X(19)   X(19)   X(19)
 
GFMX 290N 870W 34 51   6(57)   2(59)   X(59)   X(59)   X(59)   X(59)
GFMX 290N 870W 50  3   2( 5)   X( 5)   X( 5)   X( 5)   X( 5)   X( 5)
 
MOBILE AL      34  3  25(28)  15(43)   2(45)   X(45)   X(45)   X(45)
MOBILE AL      50  X   3( 3)   3( 6)   X( 6)   X( 6)   X( 6)   X( 6)
 
GULFPORT MS    34  4  57(61)  13(74)   1(75)   X(75)   X(75)   X(75)
GULFPORT MS    50  1   9(10)   7(17)   X(17)   X(17)   X(17)   X(17)
GULFPORT MS    64  X   2( 2)   2( 4)   X( 4)   X( 4)   X( 4)   X( 4)
 
STENNIS MS     34  4  72(76)  10(86)   1(87)   X(87)   X(87)   X(87)
STENNIS MS     50  1  20(21)  16(37)   X(37)   X(37)   X(37)   X(37)
STENNIS MS     64  X   3( 3)   7(10)   X(10)   X(10)   X(10)   X(10)
 
BURAS LA       34 17  81(98)   1(99)   X(99)   X(99)   X(99)   X(99)
BURAS LA       50  2  66(68)   5(73)   X(73)   X(73)   X(73)   X(73)
BURAS LA       64  X  28(28)   5(33)   X(33)   X(33)   X(33)   X(33)
 
GFMX 280N 890W 34 99   1(99)   X(99)   X(99)   X(99)   X(99)   X(99)
GFMX 280N 890W 50 75  23(98)   X(98)   X(98)   X(98)   X(98)   X(98)
GFMX 280N 890W 64 33  57(90)   X(90)   X(90)   X(90)   X(90)   X(90)
 
JACKSON MS     34  1  10(11)  30(41)  10(51)   1(52)   X(52)   X(52)
JACKSON MS     50  X   X( X)   5( 5)   3( 8)   X( 8)   X( 8)   X( 8)
 
NEW ORLEANS LA 34  4  88(92)   6(98)   X(98)   X(98)   X(98)   X(98)
NEW ORLEANS LA 50  1  45(46)  31(77)   2(79)   X(79)   X(79)   X(79)
NEW ORLEANS LA 64  X  18(18)  27(45)   1(46)   X(46)   X(46)   X(46)
 
GFMX 280N 910W 34 15  68(83)   2(85)   X(85)   X(85)   X(85)   X(85)
GFMX 280N 910W 50  3  22(25)   2(27)   X(27)   X(27)   X(27)   X(27)
GFMX 280N 910W 64  X   7( 7)   1( 8)   X( 8)   X( 8)   X( 8)   X( 8)
 
BATON ROUGE LA 34  3  65(68)  26(94)   2(96)   X(96)   X(96)   X(96)
BATON ROUGE LA 50  X  18(18)  51(69)   4(73)   X(73)   X(73)   X(73)
BATON ROUGE LA 64  X   4( 4)  34(38)   3(41)   X(41)   X(41)   X(41)
 
MORGAN CITY LA 34  4  85(89)   8(97)   1(98)   X(98)   X(98)   X(98)
MORGAN CITY LA 50  X  42(42)  35(77)   2(79)   X(79)   X(79)   X(79)
MORGAN CITY LA 64  X  17(17)  33(50)   1(51)   X(51)   X(51)   X(51)
 
ALEXANDRIA LA  34  1  14(15)  43(58)   6(64)   X(64)   X(64)   X(64)
ALEXANDRIA LA  50  X   2( 2)  14(16)   3(19)   X(19)   X(19)   X(19)
ALEXANDRIA LA  64  X   X( X)   4( 4)   1( 5)   X( 5)   X( 5)   X( 5)
 
LAFAYETTE LA   34  3  46(49)  35(84)   2(86)   X(86)   X(86)   X(86)
LAFAYETTE LA   50  X   8( 8)  31(39)   3(42)   X(42)   X(42)   X(42)
LAFAYETTE LA   64  X   2( 2)  14(16)   2(18)   X(18)   X(18)   X(18)
 
NEW IBERIA LA  34  3  56(59)  28(87)   1(88)   1(89)   X(89)   X(89)
NEW IBERIA LA  50  X  11(11)  33(44)   2(46)   X(46)   X(46)   X(46)
NEW IBERIA LA  64  X   3( 3)  16(19)   2(21)   X(21)   X(21)   X(21)
 
GFMX 280N 930W 34  3  12(15)   5(20)   X(20)   X(20)   X(20)   X(20)
GFMX 280N 930W 50  X   2( 2)   1( 3)   X( 3)   X( 3)   X( 3)   X( 3)
 
SHREVEPORT LA  34  X   4( 4)  10(14)   2(16)   X(16)   X(16)   X(16)
 
FORT POLK LA   34  X  10(10)  27(37)   4(41)   X(41)   X(41)   X(41)
FORT POLK LA   50  X   1( 1)   5( 6)   1( 7)   X( 7)   X( 7)   X( 7)
FORT POLK LA   64  X   X( X)   1( 1)   X( 1)   X( 1)   X( 1)   X( 1)
 
LAKE CHARLES   34  2  12(14)  26(40)   1(41)   1(42)   X(42)   X(42)
LAKE CHARLES   50  X   2( 2)   4( 6)   1( 7)   X( 7)   X( 7)   X( 7)
LAKE CHARLES   64  X   X( X)   1( 1)   1( 2)   X( 2)   X( 2)   X( 2)
 
CAMERON LA     34  3  16(19)  18(37)   1(38)   1(39)   X(39)   X(39)
CAMERON LA     50  X   2( 2)   4( 6)   X( 6)   X( 6)   X( 6)   X( 6)
CAMERON LA     64  X   X( X)   1( 1)   X( 1)   X( 1)   X( 1)   X( 1)
 
JASPER TX      34  X   6( 6)  12(18)   2(20)   X(20)   X(20)   X(20)
JASPER TX      50  X   X( X)   2( 2)   1( 3)   X( 3)   X( 3)   X( 3)
 
KOUNTZE TX     34  X   5( 5)   9(14)   1(15)   X(15)   X(15)   X(15)
 
PORT ARTHUR TX 34  1   6( 7)  10(17)   2(19)   X(19)   X(19)   X(19)
PORT ARTHUR TX 50  X   1( 1)   1( 2)   1( 3)   X( 3)   X( 3)   X( 3)
 
GALVESTON TX   34  X   6( 6)   4(10)   1(11)   X(11)   X(11)   X(11)
 
HOUSTON TX     34  X   3( 3)   4( 7)   1( 8)   X( 8)   X( 8)   X( 8)
 
FREEPORT TX    34  X   3( 3)   4( 7)   X( 7)   X( 7)   X( 7)   X( 7)
 
GFMX 280N 950W 34  X   5( 5)   3( 8)   X( 8)   X( 8)   X( 8)   X( 8)
 
HIGH ISLAND TX 34  1   5( 6)   6(12)   1(13)   X(13)   X(13)   X(13)
 
MATAGORDA TX   34  X   3( 3)   3( 6)   X( 6)   X( 6)   X( 6)   X( 6)
 
PORT O CONNOR  34  X   1( 1)   2( 3)   X( 3)   X( 3)   X( 3)   X( 3)
 
$$                                                                  
FORECASTER BROWN                                                    
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