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Issued by NWS San Juan, PR

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FOCA52 TJSJ 191705
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
105 PM AST Mon Aug 19 2019

PRZ001-200815-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
105 PM AST Mon Aug 19 2019

DATE           08/19/19      TUE 08/20/19            WED 08/21/19            THU
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      78          87          78          89          78
TEMP          84 81 80 79 79 84 86 87 84 81 80 79 79 85 88 89 86 82 80 79 79 84
DEWPT         75 76 75 75 74 74 72 73 74 74 74 74 73 72 71 73 72 74 73 72 72 73
RH            74 85 85 88 85 72 63 63 72 79 82 85 82 65 57 59 63 77 79 79 79 70
WIND DIR       E  E SE  E  S  E  E  E  E  E  E SE SE  E  E NE  E  E  E  S SE  E
WIND SPD      13 11  9  9  6  9 12 13 13 10 10  8  8  9 12 14 13 11 10  8  9 12
CLOUDS        B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     50          40          30          30          20
QPF 12HR                   0.44        0.45        0.06        0.16        0.04
RAIN SHWRS     C  C  C  C  C  C  C  C  C  S  S  S  S  C  C  S  S  S  S  S  S  S
TSTMS          S
HEAT INDEX    92 87 84       91 93 94 91 86 84    83 91 94 97 92 87 84       91
MAX HEAT         94    86    91    94    94    85    91    97    96    86    91


DATE           08/22  FRI 08/23/19  SAT 08/24/19  SUN 08/25/19  MON 08/26/19
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          88      77    89      78    89      79    89      79    89
TEMP          88 81   78 84 89 82   79 85 89 82   80 85 89 82   80 85 89 82
DEWPT         72 72   73 73 71 74   74 73 73 74   75 73 72 74   74 74 73 75
PWIND DIR         E       E     E       E     E      SE     E       E     E
WIND CHAR        BZ      GN    GN      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC FW   SC SC SC SC
POP 12HR         40      40    20      40    40      20    20      20    20
RAIN SHWRS     S  C    C  C  S  S    S  C  C  C    S  S  S  S    S  S  S  S

$$

PRZ002-200815-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
105 PM AST Mon Aug 19 2019

DATE           08/19/19      TUE 08/20/19            WED 08/21/19            THU
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      78          88          78          89          78
TEMP          86 82 80 79 79 84 87 88 85 81 80 79 79 85 88 89 86 82 80 79 79 85
DEWPT         76 76 76 75 74 74 74 75 75 74 75 74 73 74 74 73 74 74 73 73 73 73
RH            72 82 88 88 85 72 65 66 72 79 85 85 82 70 63 59 68 77 79 82 82 67
WIND DIR       E  E  E  E  E  E  E  E NE  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      12 11 11 11 10  9 10 11 10 11 12 11 10 10 10 11 12 12 11 10 12 14
CLOUDS        B2 B2 B2 B2 B2 OV OV SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     70          70          30          30          20
QPF 12HR                   0.56        0.41        0.08        0.24        0.08
RAIN SHWRS     L  L  L  L  L  L  L  C  C  C  C  S  S  C  C  C  C  S  S  S  S  S
TSTMS          S  S  S  S  S
HEAT INDEX    95 89 86       91 96 98 93 87 85    83 92 97 97 93 87 84    83 92
MAX HEAT        100    87    91    98    97    86    92    97    97    86    92


DATE           08/22  FRI 08/23/19  SAT 08/24/19  SUN 08/25/19  MON 08/26/19
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          89      79    89      79    89      79    90      80    90
TEMP          89 82   80 85 89 82   80 85 89 82   80 86 90 83   81 86 90 83
DEWPT         72 72   74 74 73 75   74 75 74 75   75 74 74 74   75 74 75 75
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      GN    BZ      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    SC SC   SC B1 B1 SC   SC SC SC SC   SC SC SC FW   SC SC SC SC
POP 12HR         40      60    60      40    40      20    20      20    20
RAIN SHWRS     S  C    C  L  L  C    C  C  C  C    S  S  S  S    S  S  S  S

$$

PRZ007-200815-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
105 PM AST Mon Aug 19 2019

DATE           08/19/19      TUE 08/20/19            WED 08/21/19            THU
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      77          88          75          89          74
TEMP          85 81 79 78 78 84 87 88 84 80 78 76 77 84 88 89 85 79 77 75 76 83
DEWPT         75 74 73 73 72 72 72 74 72 72 71 70 70 71 72 73 74 72 71 71 70 72
RH            72 79 82 85 82 67 61 63 67 77 79 82 79 65 59 59 70 79 82 87 82 70
WIND DIR      SE  E NE NE NE  E SE SE NW  E  N NE NE  E SE SE SE NE NE NE NE  E
WIND SPD      12 10  8  9  8  9 12 14 10  5  8  8  8  9 11 13 14  9  8  9  9 13
CLOUDS        SC SC SC SC SC SC SC B2 B2 FW FW FW FW SC SC SC SC FW FW FW FW FW
POP 12HR                     20          60           5          20          10
QPF 12HR                   0.12        1.09        0.02        0.11        0.02
RAIN SHWRS     S  S  S  S  S  S  S  L  L              S  S  S  S  S  S  S  S  S
TSTMS                               S  S
HEAT INDEX    94 86 83       89 94 97 90 83          89 95 97 92 83          88
MAX HEAT         98    85    89    97    95          89    97    97          88


DATE           08/22  FRI 08/23/19  SAT 08/24/19  SUN 08/25/19  MON 08/26/19
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          88      75    88      76    88      78    89      77    89
TEMP          88 79   76 83 88 80   77 84 88 81   78 84 89 81   78 84 89 81
DEWPT         72 71   70 71 71 72   72 71 73 73   72 73 72 72   72 72 71 72
PWIND DIR        SE      NE     E       E     E       E     E      NE     E
WIND CHAR        BZ      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW   FW SC SC SC   SC SC SC SC   FW FW FW FW   FW FW SC SC
POP 12HR         10      40    40      20    30      10    10      10    20
RAIN SHWRS     S  S    S  C  C  S    S  S  C  C    S  S  S  S    S  S  S  S

$$

PRZ008-200815-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
105 PM AST Mon Aug 19 2019

DATE           08/19/19      TUE 08/20/19            WED 08/21/19            THU
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      79          86          78          87          77
TEMP          85 82 81 79 80 83 86 86 84 81 80 79 79 84 86 87 84 80 79 78 78 83
DEWPT         75 76 74 73 73 73 74 75 75 75 75 74 72 74 73 74 74 74 73 72 70 71
RH            72 82 79 82 79 72 68 70 74 82 85 85 79 72 65 65 72 82 82 82 76 67
WIND DIR       E  E  E  E  E  E  E NE  E  E  E  E  E  E  E NE SE  S  E  E  E  E
WIND SPD      13 13 13 12 11 12 12 17  8 13 13 10  9 10 11 13  8  9 10 12 11 12
CLOUDS        OV B1 B1 SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC SC SC FW
POP 12HR                     30          30          20          20          10
QPF 12HR                   0.16        0.42        0.02        0.07        0.02
RAIN SHWRS     D  C  C  S  S  S  S  C  C  S  S  S  S        S  S  S  S  S  S  S
TSTMS          C
HEAT INDEX    94 89 86 83 83 89 93 95 91 86 84       91 94 95 91 85 82       88
MAX HEAT         97    88    89    95    94    85    91    95    95    84    88


DATE           08/22  FRI 08/23/19  SAT 08/24/19  SUN 08/25/19  MON 08/26/19
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          87      78    87      78    87      80    87      79    87
TEMP          87 81   78 83 87 81   78 83 87 82   80 84 87 82   80 84 87 82
DEWPT         74 73   71 73 73 73   72 73 75 75   73 74 75 74   73 73 74 75
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    SC SC   SC SC SC SC   FW FW SC B1   SC SC SC SC   SC SC SC SC
POP 12HR         50      20    50      10    50      30    30      20    20
RAIN SHWRS     C  C    S  S  C  C    S  S  C  C    C  C  C  C    S  S  S  S
TSTMS          S  S          S  S          S  S

$$

PRZ010-200815-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
105 PM AST Mon Aug 19 2019

DATE           08/19/19      TUE 08/20/19            WED 08/21/19            THU
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      78          87          75          89          76
TEMP          86 82 80 79 79 84 87 87 83 79 77 76 76 84 88 89 85 80 79 77 77 84
DEWPT         75 74 74 73 72 73 73 74 75 74 73 71 70 71 70 73 73 73 73 71 69 70
RH            70 77 82 82 79 70 63 65 77 85 87 85 82 65 55 59 67 79 82 82 76 63
WIND DIR       E NE NE NE NE  E  W SW  E NE  E NE  E  E  E SW NE  N  E NE  E  E
WIND SPD      10  5  5  4  6  8  3  5  5  6  8  6  8  9  5  5  5  8  5  5  9 10
CLOUDS        OV SC SC FW FW CL CL OV OV SC SC FW FW FW FW B2 B2 SC SC FW FW FW
POP 12HR                     10          80          20          60          10
QPF 12HR                   0.06        1.39        0.02        0.35        0.03
RAIN SHWRS     L  S  S  S  S        D  D  S  S              L  L  S  S  S  S  S
TSTMS          S                    C  C                    S  S
HEAT INDEX    95 88 85       90 94 96 91             89 93 97 92 85          89
MAX HEAT         99    86    90    96    95          89    97    97    83    89


DATE           08/22  FRI 08/23/19  SAT 08/24/19  SUN 08/25/19  MON 08/26/19
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          89      76    89      77    89      78    89      76    89
TEMP          89 80   76 84 89 81   77 84 89 81   78 85 89 80   77 84 89 80
DEWPT         71 71   70 70 72 72   70 71 72 73   71 72 74 73   71 72 74 74
PWIND DIR        SE       E    SE       E     N       E     N       E    NE
WIND CHAR        GN      LT    GN      GN    LT      LT    GN      GN    GN
AVG CLOUDS    SC SC   SC SC SC SC   FW FW SC SC   SC SC SC B1   SC SC SC SC
POP 12HR         50      20    50      10    50      20    60      30    50
RAIN SHWRS     C  C    S  S  C  C    S  S  C  C    S  S  L  L    C  C  C  C
TSTMS          S  S          S  S          S  S          S  S          S  S

$$

VIZ001-200815-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
105 PM AST Mon Aug 19 2019

DATE           08/19/19      TUE 08/20/19            WED 08/21/19            THU
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      79          88          78          88          79
TEMP          85 82 81 80 80 85 87 88 85 81 80 79 79 84 87 88 85 82 81 80 80 86
DEWPT         76 76 76 75 74 74 75 74 75 75 74 74 74 73 74 74 74 72 73 73 73 73
RH            75 82 85 85 82 70 68 63 72 82 82 85 85 70 65 63 70 72 77 79 79 65
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      13 13 14 14 12 12 11 12 12 14 14 13 14 12 11 13 14 14 16 14 14 16
CLOUDS        B1 B2 B2 B2 B2 B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     60          60          30          30          20
QPF 12HR                   0.54        0.33        0.08        0.13        0.08
RAIN SHWRS     C  L  L  L  L  L  L  C  C  C  C  S  S  C  C  S  S  S  S  S  S  S
TSTMS          S  S  S  S  S
HEAT INDEX    95 89 87 84 84 92 97 97 93 87 84       91 96 97 93 87 85 83 84 93
MAX HEAT         99    88    92    97    96    86    91    97    96    86    93


DATE           08/22  FRI 08/23/19  SAT 08/24/19  SUN 08/25/19  MON 08/26/19
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          90      79    89      80    89      81    90      80    90
TEMP          90 83   80 85 89 83   81 86 89 84   81 87 90 83   81 86 90 83
DEWPT         72 73   74 72 74 74   74 73 74 75   75 73 74 74   74 73 74 74
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      BZ    BZ      BZ    GN      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC FW   FW FW SC SC
POP 12HR         40      40    40      40    40      20    20      20    20
RAIN SHWRS     S  C    C  C  S  C    C  C  C  C    S  S  S  S    S  S  S  S

$$

VIZ002-200815-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
105 PM AST Mon Aug 19 2019

DATE           08/19/19      TUE 08/20/19            WED 08/21/19            THU
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      77          88          76          90          77
TEMP          86 81 79 78 78 84 87 88 84 80 78 77 77 85 89 90 86 81 79 78 78 85
DEWPT         76 76 76 75 75 75 75 75 75 75 75 73 74 74 73 73 74 73 74 73 72 73
RH            72 85 91 91 91 74 68 66 74 85 91 87 90 70 59 58 68 77 85 85 82 67
WIND DIR       E  E  E  E  E  E  E  E  E NE NE NE NE  E  E  E  E  E  E  E  E  E
WIND SPD      13 13 14 13 12 13 12 13 13 13 13 13 12 13 12 12 14 14 14 12 16 17
CLOUDS        SC B2 B2 B2 B2 B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     60          50          30          30          20
QPF 12HR                   0.53        0.16        0.08        0.13        0.08
RAIN SHWRS     C  L  L  L  L  C  C  S  S  C  C  S  S  C  C  S  S  S  S  S  S  S
TSTMS          S  S  S  S  S
HEAT INDEX    96 88 84       92 97 98 92 85          92 97 98 94 86 83       92
MAX HEAT        101    87    92    98    97    83    92    98    98    85    92


DATE           08/22  FRI 08/23/19  SAT 08/24/19  SUN 08/25/19  MON 08/26/19
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          90      78    90      78    90      80    91      78    91
TEMP          90 82   79 85 90 82   79 85 90 83   81 87 91 82   79 86 91 82
DEWPT         73 73   74 74 73 74   74 74 75 75   75 73 75 74   74 74 75 74
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      BZ    BZ      BZ    GN      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC FW FW   FW FW SC SC
POP 12HR         40      40    20      40    40      20    10      20    20
RAIN SHWRS     S  C    C  C  S  S    S  C  C  C    S  S  S  S    S  S  S  S

$$


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