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Issued by NWS San Juan, PR

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FOCA52 TJSJ 210812
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
412 AM AST Tue Nov 21 2017

PRZ001-212015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
412 AM AST Tue Nov 21 2017

DATE             TUE 11/21/17            WED 11/22/17            THU 11/23/17
AST 3HRLY     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      87          76          89          76          88
TEMP          76 81 86 87 82 79 78 77 76 82 88 89 83 80 78 77 76 82 87 88 83 80
DEWPT         72 73 73 72 71 72 72 72 70 71 73 73 73 74 72 71 72 73 75 74 74 78
RH            87 77 65 61 69 79 82 85 82 69 61 59 72 82 82 82 87 74 68 63 74 94
WIND DIR      SE SE  E  E  E  E SE SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD       8  8 11 12 10  8  8  6  6  6  9 10  8  6  6  6  5  8  9 11 10  9
CLOUDS        SC SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1
POP 12HR                     20          20          30          30          50
QPF 12HR                   0.10        0.06        0.14        0.07        0.30
RAIN SHWRS     S  S  S  S  S  S  S  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C
HEAT INDEX       86 93 94 86             86 96 97 89 84          87 96 97 90 87
MAX HEAT         86    94    91          86    97    94          87    98    94


DATE          FRI 11/24/17  SAT 11/25/17  SUN 11/26/17  MON 11/27/17
AST 6HRLY     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          77    88      75    88      76    88      76    87
TEMP          78 82 88 79   76 81 88 80   77 82 88 80   77 81 87 79
DEWPT         76 78 75 74   74 74 74 75   74 75 75 74   73 72 72 72
PWIND DIR         E    SE      SE     E       E    SE       S     S
WIND CHAR        GN    GN      GN    GN      GN    GN      LT    LT
AVG CLOUDS    B1 B1 B1 B1   SC B1 B1 FW   FW SC SC SC   SC B1 B1 B2
POP 12HR         50    50      30    30      10    40      40    50
RAIN SHWRS     C  C  C  C    C  C  C  S    S  S  S  C    C  C  C  C

$$

PRZ002-212015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
412 AM AST Tue Nov 21 2017

DATE             TUE 11/21/17            WED 11/22/17            THU 11/23/17
AST 3HRLY     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      86          75          84          76          87
TEMP          75 80 85 86 81 78 77 76 75 79 83 84 80 78 77 77 76 81 86 87 82 80
DEWPT         73 73 75 72 73 73 72 72 73 74 74 74 73 72 74 74 74 75 75 76 77 79
RH            94 79 72 63 77 85 85 87 94 85 74 72 79 82 90 90 94 82 70 70 85 97
WIND DIR      SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD       8 10 10 10  9  9 10 10  9  9  9  8  8  8 10  9  8  8  8  9  9  9
CLOUDS        SC SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR                     20          30          30          50          50
QPF 12HR                   0.10        0.08        0.16        0.08        0.33
RAIN SHWRS     S  S  S  S  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C  C  C  C
HEAT INDEX       84 94 92 86                90 91 84             87 95 98 90 88
MAX HEAT         84    94    90                91    90          87    98    96


DATE          FRI 11/24/17  SAT 11/25/17  SUN 11/26/17  MON 11/27/17
AST 6HRLY     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          77    87      76    87      76    87      77    87
TEMP          78 82 87 79   77 81 87 79   77 81 87 80   78 82 87 79
DEWPT         78 77 74 74   74 74 75 75   75 76 76 74   73 73 73 73
PWIND DIR         E    SE       E     E       E    SE      SE     S
WIND CHAR        GN    GN      GN    GN      GN    GN      LT    LT
AVG CLOUDS    B1 B1 B1 SC   B1 B1 B1 SC   SC SC SC SC   B1 B1 B1 B2
POP 12HR         50    50      40    30      20    40      40    50
RAIN SHWRS     C  C  C  C    C  C  C  S    S  S  S  C    C  C  C  C

$$

PRZ007-212015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
412 AM AST Tue Nov 21 2017

DATE             TUE 11/21/17            WED 11/22/17            THU 11/23/17
AST 3HRLY     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      88          71          84          74          91
TEMP          73 80 87 87 80 76 74 72 71 77 83 84 79 77 76 75 74 82 89 91 84 81
DEWPT         69 72 74 75 72 68 68 66 66 71 75 76 74 70 66 65 68 73 76 77 76 74
RH            87 77 65 68 77 76 82 81 84 82 77 77 85 79 71 71 82 74 66 64 77 79
WIND DIR       E  E  E SE  E NE NE NE NE  E  E SE SE NE NE NE NE NE  E SE  E  E
WIND SPD       6  6 10 10  8  6  6  6  6  6  9  9  6  4  4  4  5  6  8 10  8  5
CLOUDS        FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC FW
POP 12HR                      5           5          20          10          20
QPF 12HR                      0           0        0.02           0        0.03
RAIN SHWRS     S                                S  S              S  S  S  S  S
HEAT INDEX       84 95 96 84                90 93                87100105 93 86
MAX HEAT         84    98    93                93    91          87   105   102


DATE          FRI 11/24/17  SAT 11/25/17  SUN 11/26/17  MON 11/27/17
AST 6HRLY     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          76    91      75    91      74    87      75    87
TEMP          77 83 91 80   76 83 90 79   75 80 87 79   76 81 87 76
DEWPT         76 71 73 72   71 73 72 73   73 73 71 72   71 72 72 70
PWIND DIR        NE     E       E     E       E    SE       E     E
WIND CHAR        LT    GN      LT    GN      LT    LT      LT    LT
AVG CLOUDS    FW FW SC SC   SC SC SC FW   FW FW SC SC   SC SC B1 B1
POP 12HR         10    30      10    10      10    10      10    30
RAIN SHWRS     S  S  C  C    S  S  S  S    S  S  S  S    S  S  C  C

$$

PRZ008-212015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
412 AM AST Tue Nov 21 2017

DATE             TUE 11/21/17            WED 11/22/17            THU 11/23/17
AST 3HRLY     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      86          73          82          73          84
TEMP          76 81 85 86 80 77 75 74 73 77 81 82 78 76 74 74 73 78 83 84 80 78
DEWPT         73 73 74 76 75 74 73 69 68 70 72 72 74 75 74 72 72 73 78 78 75 75
RH            90 77 70 72 85 90 94 84 84 79 74 72 88 97100 93 97 85 85 82 85 91
WIND DIR       E  E  E NE  E  E  E  E  E  E  E NE NE  E  E  E  E  E  E NE  E  E
WIND SPD       5  8  9 10 10 11 10  9  8  8  8  8  9 10  9  8  8  9 10 11 11 11
CLOUDS        FW FW FW SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC FW
POP 12HR                     30           5          20          10          20
QPF 12HR                   0.14           0        0.02           0        0.03
RAIN SHWRS     S        C  C                    S  S              S  S  S  S  S
HEAT INDEX       86 93 96 85                85 87                   93 95 85
MAX HEAT         86    96    93                87    86                96    92
FLASH FLOOD    A  A  A


DATE          FRI 11/24/17  SAT 11/25/17  SUN 11/26/17  MON 11/27/17
AST 6HRLY     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          75    84      73    84      72    84      75    86
TEMP          76 79 84 76   74 78 84 76   73 78 84 78   76 80 86 79
DEWPT         74 72 74 74   72 73 73 74   73 74 74 74   73 72 73 72
PWIND DIR         E     E       E     E       E     N      SW     W
WIND CHAR        GN    LT      LT    GN      LT    LT      LT    LT
AVG CLOUDS    FW FW SC B2   B1 B1 B1 B1   FW FW FW SC   B1 B1 B2 B2
POP 12HR         10    50      10    30      10    20      10    40
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  S  S    S  S  C  C

$$

PRZ010-212015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
412 AM AST Tue Nov 21 2017

DATE             TUE 11/21/17            WED 11/22/17            THU 11/23/17
AST 3HRLY     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      89          70          86          74          89
TEMP          73 81 88 88 80 76 73 71 70 78 85 86 80 78 76 75 74 81 88 89 82 79
DEWPT         73 74 73 75 76 76 73 67 62 68 74 74 74 74 74 72 71 73 77 77 76 75
RH           100 79 61 66 88100100 87 76 71 70 68 82 88 94 90 90 77 70 68 82 88
WIND DIR       E  E SE  S SE  E  E  E  E  E SE  W  N  E  E  E  E NE NE  W  E  E
WIND SPD       5  4  3  3  2  5  6  6  5  5  4  3  5  3  5  4  4  4  4  4  2  4
CLOUDS        FW FW FW SC SC FW FW FW FW FW FW B1 B1 FW FW FW FW FW FW SC SC FW
POP 12HR                     30           5          50          10          20
QPF 12HR                   0.14           0        0.25           0        0.03
RAIN SHWRS              C  C                    C  C              S  S  S  S  S
HEAT INDEX       86 96 98 86                93 94 84             86100102 89
MAX HEAT         86    98    95                94    91          86   102    99


DATE          FRI 11/24/17  SAT 11/25/17  SUN 11/26/17  MON 11/27/17
AST 6HRLY     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          75    89      74    89      72    86      75    88
TEMP          76 82 89 79   75 81 88 77   73 79 86 78   76 81 88 78
DEWPT         73 72 75 74   72 72 72 73   73 74 71 74   72 72 74 72
PWIND DIR         E    SE       E    SE       E    SE       E    SE
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW SC B1   SC SC B1 B1   FW FW FW SC   B1 B1 B2 B2
POP 12HR         10    40      10    40      10    30      10    40
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C
TSTMS                S  S                        S  S

$$

VIZ001-212015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
412 AM AST Tue Nov 21 2017

DATE             TUE 11/21/17            WED 11/22/17            THU 11/23/17
AST 3HRLY     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      86          77          85          76          85
TEMP          76 81 85 86 82 80 78 78 77 81 84 85 81 79 77 77 76 80 84 85 81 79
DEWPT         76 74 73 74 72 71 72 72 72 72 73 74 74 75 75 74 75 75 73 75 74 73
RH           100 79 67 68 72 74 82 82 85 74 70 70 79 88 94 90 97 85 70 72 79 82
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      12 12 13 11 11 12 13 13 12 12 12 12  8 10 13 12 12 11 11 11 12 12
CLOUDS        SC SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR                     20          30          30          50          50
QPF 12HR                   0.10        0.08        0.16        0.08        0.33
RAIN SHWRS     S  S  S  S  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C  C  C  C
HEAT INDEX       86 92 94 87 83          85 90 93 86             85 90 94 86
MAX HEAT         86    94    93          85    93    91          85    94    92


DATE          FRI 11/24/17  SAT 11/25/17  SUN 11/26/17  MON 11/27/17
AST 6HRLY     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          77    87      75    86      75    84      77    85
TEMP          78 82 87 79   76 80 86 78   76 79 84 79   77 81 85 80
DEWPT         73 75 74 75   75 74 75 75   75 75 75 75   74 74 74 73
PWIND DIR         E    SE       E     E       E    SE      SE     S
WIND CHAR        GN    GN      GN    BZ      GN    GN      GN    LT
AVG CLOUDS    B1 B1 SC SC   B2 B1 SC SC   SC SC SC SC   B1 B1 B1 B1
POP 12HR         50    50      40    30      10    10      10    20
RAIN SHWRS     C  C  C  C    C  C  C  S    S  S  S  S    S  S  S  S

$$

VIZ002-212015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
412 AM AST Tue Nov 21 2017

DATE             TUE 11/21/17            WED 11/22/17            THU 11/23/17
AST 3HRLY     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
UTC 3HRLY     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

MAX/MIN                      88          75          85          77          86
TEMP          74 81 87 88 82 79 77 76 75 80 84 85 81 79 78 78 77 81 85 86 83 81
DEWPT         74 71 73 72 73 72 72 71 73 71 73 73 73 74 73 73 75 76 75 76 75 75
RH           100 72 63 59 74 79 85 85 94 74 70 67 77 85 85 85 94 85 72 72 77 82
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E NE  E  E  E  E  E  E  E  E
WIND SPD      12 13 13 11 11 12 13 13 12 12 11 11  9 10 13 13 12 12 12 12 12 13
CLOUDS        SC SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR                     20          30          30          50          50
QPF 12HR                   0.07        0.08        0.16        0.08        0.33
RAIN SHWRS     S  S  S  S  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C  C  C  C
HEAT INDEX       85 94 95 87             83 90 92 86             87 94 96 90 87
MAX HEAT         85    96    92          83    92    90          87    96    94


DATE          FRI 11/24/17  SAT 11/25/17  SUN 11/26/17  MON 11/27/17
AST 6HRLY     02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MIN/MAX          79    88      77    87      77    86      78    87
TEMP          79 83 88 80   78 82 87 80   78 81 86 80   79 82 87 82
DEWPT         76 75 75 75   76 75 76 76   76 76 76 74   74 75 75 74
PWIND DIR         E     E       E     E       E    SE      SE    SE
WIND CHAR        GN    GN      BZ    GN      GN    GN      LT    GN
AVG CLOUDS    B1 B1 B1 B1   B1 B1 SC SC   SC SC B1 B1   B2 B2 B1 SC
POP 12HR         50    50      40    30      10    30      30    10
RAIN SHWRS     C  C  C  C    C  C  C  S    S  S  S  C    C  C  S  S

$$



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