Point Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 080800
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
400 AM AST THU DEC 8 2016

PRZ001-082015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
400 AM AST THU DEC 8 2016

DATE             THU 12/08/16            FRI 12/09/16            SAT 12/10/16
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                      85          76          86          76          87
TEMP          76 80 84 85 80 78 77 76 76 80 86 86 82 79 78 77 76 80 85 86 81 78
DEWPT         72 71 71 72 72 73 74 73 73 74 74 73 73 75 75 75 74 73 73 71 72 74
RH            87 74 65 65 77 85 90 90 90 82 68 65 74 88 91 94 94 79 67 61 74 88
WIND DIR       E NE NE NE  E  E  E  E  E  E  E  E  E  E  E SE SE  E  E  E  E  E
WIND SPD      10 11 12 13 12 12 11 10 10 14 16 16 14 11 10  9  9 10 14 13 12 11
CLOUDS        SC SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR                     30          30          30          20          20
QPF 12HR                   0.15        0.07        0.08        0.02        0.03
RAIN SHWRS     C  C  C  S  S  C  C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  C
HEAT INDEX       83 89 91 84             84 94 93 87             84 92 91 85
MAX HEAT         83    91    88          84    94    92          84    92    89


DATE          SUN 12/11/16  MON 12/12/16  TUE 12/13/16  WED 12/14/16
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    85      75    86      75    86      75    85
TEMP          76 79 85 78   76 79 85 78   76 79 86 78   76 79 85 79
DEWPT         75 73 72 73   74 73 71 72   74 75 73 74   75 75 73 73
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    BZ      BZ    BZ      BZ    BZ      GN    BZ
AVG CLOUDS    B1 B1 B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         40    40      20    30      30    30      20    20
RAIN SHWRS     C  C  C  S    S  S  C  C    C  C  C  S    S  S  S  S

$$

PRZ002-082015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
400 AM AST THU DEC 8 2016

DATE             THU 12/08/16            FRI 12/09/16            SAT 12/10/16
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                      85          77          85          75          86
TEMP          76 80 84 85 81 79 78 77 77 80 85 85 81 78 77 76 75 79 85 86 81 79
DEWPT         72 72 72 73 73 73 73 72 74 75 75 74 74 75 75 75 74 73 73 72 73 74
RH            87 77 67 67 77 82 85 85 90 85 72 70 79 91 94 97 97 82 67 63 77 85
WIND DIR      NE NE NE NE NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      12 13 13 13 13 13 13 13 13 16 14 14 13 13 12 12 11 12 13 12 13 14
CLOUDS        SC SC SC FW FW B1 B1 B1 B1 B1 B1 FW FW SC SC SC SC SC SC SC SC B1
POP 12HR                     30          50          50          30          30
QPF 12HR                   0.15        0.14        0.11        0.04        0.03
RAIN SHWRS     C  C  C  S  S  C  C  C  C  C  C  S  S  C  C  C  C  C  C  S  S  C
TSTMS                         S  S  S  S  S  S
HEAT INDEX       84 90 92 86             85 94 93 86                92 92 86
MAX HEAT         84    92    90          85    94    91                93    90


DATE          SUN 12/11/16  MON 12/12/16  TUE 12/13/16  WED 12/14/16
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    85      77    85      76    86      75    85
TEMP          77 80 85 80   78 80 85 79   77 80 85 78   76 79 85 80
DEWPT         74 73 73 73   73 72 72 73   74 75 74 74   75 74 73 73
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    B1 B1 B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         40    40      20    30      30    30      20    20
RAIN SHWRS     C  C  C  S    S  S  C  C    C  C  C  S    S  S  S  S

$$

PRZ007-082015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
400 AM AST THU DEC 8 2016

DATE             THU 12/08/16            FRI 12/09/16            SAT 12/10/16
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          73          86          73          89
TEMP          73 79 85 87 80 76 75 73 73 78 85 86 80 77 76 74 73 79 87 88 81 77
DEWPT         71 70 69 70 72 72 72 71 70 72 73 73 72 73 73 73 72 72 71 70 70 71
RH            93 74 59 57 77 87 90 93 90 82 67 65 77 87 90 97 97 79 59 55 69 82
WIND DIR      NE NE  E  E NE NE  E NE NE NE  E SE  E NE NE NE NE  E  E  E  E NE
WIND SPD      10 11 10 12 11 10 10 11 10 12 13 14 13  9 10 10 10 11 13 14 12  9
CLOUDS        FW FW FW FW FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC SC
POP 12HR                     20          20          30          10          20
QPF 12HR                   0.08        0.04        0.09        0.01        0.03
RAIN SHWRS              S  S  S  S  S  S  S  S  C  C  S  S  S  S  S  S  S  S  S
HEAT INDEX          89 92 84                92 93 84                93 93 85
MAX HEAT               92    90                93    91                95    91


DATE          SUN 12/11/16  MON 12/12/16  TUE 12/13/16  WED 12/14/16
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          72    89      72    89      72    89      72    89
TEMP          73 79 88 77   73 79 88 77   73 79 88 77   73 78 88 77
DEWPT         73 73 69 71   72 71 70 71   72 73 73 73   73 73 73 72
PWIND DIR        NE     E      NE     E      NE     E      NE     E
WIND CHAR        GN    BZ      GN    BZ      GN    GN      GN    BZ
AVG CLOUDS    SC SC SC SC   FW FW FW FW   FW FW SC SC   SC SC SC SC
POP 12HR         10    20       5    10      10    10      20    20
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-082015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
400 AM AST THU DEC 8 2016

DATE             THU 12/08/16            FRI 12/09/16            SAT 12/10/16
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                      82          78          84          78          85
TEMP          76 79 82 82 80 79 78 78 78 80 84 84 82 80 79 78 78 80 83 84 81 79
DEWPT         72 71 70 70 70 72 73 73 73 73 73 74 74 74 75 75 75 75 73 71 72 74
RH            87 77 67 67 72 79 85 85 85 79 70 72 77 82 88 91 91 85 72 65 74 85
WIND DIR       E  E NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE  E  E
WIND SPD      13 13 14 16 17 14 14 13 12 12 16 18 19 16 13 12 11 11 13 17 17 14
CLOUDS        FW FW FW FW FW FW FW FW FW FW FW SC SC FW FW FW FW FW FW SC SC SC
POP 12HR                     10           5          40          10          20
QPF 12HR                   0.01           0        0.11        0.01        0.02
RAIN SHWRS     S  S  S  S  S                    C  C  S  S  S  S  S  S  S  S  S
HEAT INDEX          86 86 83             84 90 91 88 84          85 89 89 85
MAX HEAT               86    86          84    91    91    84    85    90    88


DATE          SUN 12/11/16  MON 12/12/16  TUE 12/13/16  WED 12/14/16
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    84      77    84      77    85      77    84
TEMP          77 80 84 79   77 80 84 79   77 80 84 79   77 79 82 79
DEWPT         75 74 71 74   74 73 71 71   73 74 73 75   75 75 74 74
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    BZ      BZ    BZ      BZ    BZ      GN    BZ
AVG CLOUDS    SC SC SC SC   FW FW FW FW   FW FW SC SC   FW FW FW SC
POP 12HR         20    20       5    10      10    20      10    30
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  C

$$

PRZ010-082015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
400 AM AST THU DEC 8 2016

DATE             THU 12/08/16            FRI 12/09/16            SAT 12/10/16
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                      85          72          86          71          89
TEMP          73 78 85 85 79 75 74 72 72 77 85 86 79 76 74 72 71 78 87 88 81 77
DEWPT         71 71 69 68 70 71 72 72 72 72 72 73 74 73 73 72 71 72 70 68 71 73
RH            93 79 59 57 74 87 93100100 85 65 65 85 90 97100100 82 57 52 72 87
WIND DIR       E  E NE NE NE  E  E  E  E NE  E  S  S NE NE NE  E  E  E SE  W  E
WIND SPD      12 13 11 11 11 12 12 11 11 12 10  9  9  9  9  9  9 10  8  6  4  5
CLOUDS        FW FW FW FW FW FW FW FW FW FW FW B1 B1 FW FW FW FW FW FW SC SC SC
POP 12HR                     20           5          50          10          40
QPF 12HR                   0.07           0        0.13        0.01        0.05
RAIN SHWRS              S  S                    C  C  S  S  S  S  S  S  C  C  S
TSTMS                                           S  S
HEAT INDEX          89 88                   91 93                   92 92 85
MAX HEAT               89    87                93    90                93    89


DATE          SUN 12/11/16  MON 12/12/16  TUE 12/13/16  WED 12/14/16
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          72    89      71    89      72    89      71    89
TEMP          73 79 88 76   72 78 88 77   73 79 88 76   72 77 87 76
DEWPT         73 73 69 71   72 71 69 70   73 73 71 74   72 73 72 73
PWIND DIR        NE     E       E    NE      NE     E       E     E
WIND CHAR        GN    GN      GN    BZ      GN    GN      LT    LT
AVG CLOUDS    SC SC SC SC   FW FW FW FW   FW FW SC SC   FW FW FW SC
POP 12HR         10    30       5    10      10    30      10    30
RAIN SHWRS     S  S  S  C    S  S  S  S    S  S  C  C    S  S  S  C

$$

VIZ001-082015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
400 AM AST THU DEC 8 2016

DATE             THU 12/08/16            FRI 12/09/16            SAT 12/10/16
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          86          76          86
TEMP          76 80 85 86 82 80 79 78 77 81 85 86 81 79 78 77 76 80 85 86 81 79
DEWPT         73 73 73 74 74 74 73 75 75 75 75 75 75 75 75 75 75 74 74 75 75 75
RH            90 79 67 68 77 82 82 91 94 82 72 70 82 88 91 94 97 82 70 70 82 88
WIND DIR      NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      16 17 17 16 16 16 17 17 18 18 18 17 16 16 17 14 14 16 16 16 17 19
CLOUDS        SC SC SC FW FW B1 B1 B1 B1 B1 B1 FW FW SC SC SC SC SC SC SC SC B1
POP 12HR                     30          50          50          30          30
QPF 12HR                   0.15        0.14        0.11        0.04        0.03
RAIN SHWRS     C  C  C  S  S  C  C  C  C  C  C  S  S  C  C  C  C  C  C  S  S  C
TSTMS                         S  S  S  S  S  S
HEAT INDEX       84 92 94 88 84          87 94 95 87             84 93 95 87
MAX HEAT         84    94    93          87    95    92          84    95    92


DATE          SUN 12/11/16  MON 12/12/16  TUE 12/13/16  WED 12/14/16
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    86      75    86      76    86      75    85
TEMP          77 80 86 79   77 80 86 78   76 79 86 78   76 79 85 79
DEWPT         75 73 74 74   74 73 73 75   75 75 75 75   76 75 74 74
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      WY    WY      BZ    BZ      BZ    BZ
AVG CLOUDS    B1 B1 B1 SC   SC SC SC FW   SC SC SC SC   SC SC SC SC
POP 12HR         40    40      20    20      30    30      20    20
RAIN SHWRS     C  C  C  S    S  S  S  S    C  C  C  S    S  S  S  S

$$

VIZ002-082015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
400 AM AST THU DEC 8 2016

DATE             THU 12/08/16            FRI 12/09/16            SAT 12/10/16
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          87          75          86
TEMP          74 79 85 86 81 79 78 77 76 80 86 87 81 78 77 76 75 79 85 86 81 78
DEWPT         74 75 75 75 74 74 75 76 76 76 75 75 75 75 75 74 74 74 74 75 75 75
RH           100 88 72 70 79 85 91 97100 88 70 68 82 91 94 94 97 85 70 70 82 91
WIND DIR      NE NE NE  E  E NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      18 18 19 17 17 17 18 18 17 18 18 17 16 16 16 14 14 17 17 16 17 18
CLOUDS        SC SC SC FW FW B1 B1 B1 B1 B1 B1 FW FW SC SC SC SC SC SC SC SC SC
POP 12HR                     30          50          50          30          30
QPF 12HR                   0.15        0.14        0.11        0.04        0.03
RAIN SHWRS     C  C  C  S  S  C  C  C  C  C  C  S  S  C  C  C  C  C  C  S  S  S
TSTMS                         S  S  S  S  S  S
HEAT INDEX          94 95 86             86 95 96 87                93 95 87
MAX HEAT               95    92          86    96    94                95    92


DATE          SUN 12/11/16  MON 12/12/16  TUE 12/13/16  WED 12/14/16
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    87      75    87      76    87      75    85
TEMP          76 79 86 78   76 80 87 79   77 80 85 77   75 79 85 78
DEWPT         75 73 74 75   75 73 73 75   75 75 75 75   75 75 74 74
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      WY    WY      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20    20      20    30      30    30      20    20
RAIN SHWRS     S  S  S  S    S  S  C  C    C  C  C  S    S  S  S  S

$$



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