Point Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 251521
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
1121 AM AST THU DEC 25 2014

PRZ001-252030-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
1121 AM AST THU DEC 25 2014

DATE             THU 12/25/14            FRI 12/26/14            SAT 12/27/14
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          73          85          72          83
TEMP                   84 80 77 75 74 73 79 85 84 79 76 74 73 72 77 83 82 78 75
DEWPT                  70 70 70 69 69 69 70 70 70 70 70 70 70 70 70 71 70 70 70
RH                     63 72 79 82 84 87 74 61 63 74 82 87 90 93 79 67 67 76 84
WIND DIR               NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE NE NE
WIND SPD               13 13 13 14 12 12 12 12 14 12 10  9 11 10 10 12 11 10 10
CLOUDS                 SC SC SC SC SC SC SC SC SC SC FW FW FW FW SC SC FW FW SC
POP 12HR                     20          20          20          20          20
QPF 12HR                   0.02        0.02        0.02        0.01        0.01
RAIN SHWRS              S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  C
HEAT INDEX             88 83                90 88                   88 86
MAX HEAT               90    87                90    87                88    85


DATE          SUN 12/28/14  MON 12/29/14  TUE 12/30/14  WED 12/31/14
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    82      72    83      72    83      72    82
TEMP          73 77 81 75   73 77 82 75   73 77 82 75   73 77 81 75
DEWPT         70 70 70 70   70 70 70 70   71 70 70 70   70 70 70 71
PWIND DIR        NE    NE      NE     E       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC FW   FW FW FW FW   FW FW FW FW   FW FW SC SC
POP 12HR         30    30      20    20      20    20       5    20
RAIN SHWRS     C  C  C  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ002-252030-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
1121 AM AST THU DEC 25 2014

DATE             THU 12/25/14            FRI 12/26/14            SAT 12/27/14
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          74          84          72          82
TEMP                   84 80 77 76 75 74 79 84 83 79 76 74 73 72 77 82 81 78 75
DEWPT                  70 70 70 69 69 69 70 70 70 70 70 70 70 70 70 71 70 70 70
RH                     63 72 79 79 82 84 74 63 65 74 82 87 90 93 79 69 69 76 84
WIND DIR               NE NE NE NE NE NE  E  E  E  E  E  E NE NE NE NE NE NE NE
WIND SPD               14 17 17 17 17 14 14 14 14 14 14 16 16 16 13 13 12 13 14
CLOUDS                 FW FW SC SC SC SC SC SC SC SC FW FW FW FW SC SC FW FW SC
POP 12HR                     20          20          20          20          20
QPF 12HR                   0.04        0.02        0.02        0.01        0.01
RAIN SHWRS              S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  C
HEAT INDEX             88 83                88 87                   86 85
MAX HEAT               90    87                88    86                86    83


DATE          SUN 12/28/14  MON 12/29/14  TUE 12/30/14  WED 12/31/14
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    84      73    84      75    84      75    84
TEMP          73 78 83 76   74 78 83 78   76 79 83 78   76 79 83 77
DEWPT         70 70 70 70   70 70 70 70   71 70 70 70   70 70 70 71
PWIND DIR        NE    NE      NE     E       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC FW   FW FW SC SC   FW FW FW SC   FW FW FW SC
POP 12HR         30    30      20    20      20    20       5    20
RAIN SHWRS     C  C  C  S    S  S  S  S    S  S  C  C    S  S  S  S

$$

PRZ007-252030-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
1121 AM AST THU DEC 25 2014

DATE             THU 12/25/14            FRI 12/26/14            SAT 12/27/14
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          69          88          68          87
TEMP                   87 80 75 72 70 69 78 87 87 79 74 71 69 68 77 86 85 78 72
DEWPT                  69 70 70 70 68 67 69 69 70 71 68 64 61 59 70 71 70 71 71
RH                     55 72 84 93 93 93 74 55 57 77 82 79 76 73 79 61 61 79 97
WIND DIR               NE NE NE NE NE NE NE  E  E  E NE NE NE NE NE  E NE NE NE
WIND SPD               12 11 10 10  9 11 12 14 13 11  8  8  8  8  9 12 11 10  9
CLOUDS                 SC SC CL CL CL CL FW FW FW FW CL CL CL CL FW FW FW FW FW
POP 12HR                     20          20          20           5          10
QPF 12HR                   0.01           0        0.02           0        0.01
RAIN SHWRS              S  S              S  S  S  S                    S  S  S
HEAT INDEX             91 83                91 92                   91 90
MAX HEAT               92    89                93    90                93    87


DATE          SUN 12/28/14  MON 12/29/14  TUE 12/30/14  WED 12/31/14
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          65    88      68    86      66    89      71    87
TEMP          66 76 87 74   69 77 85 72   67 77 88 77   72 79 86 76
DEWPT         66 70 70 71   67 70 71 66   66 70 71 66   70 70 65 65
PWIND DIR        NE    NE      NE     E       E     E       E     E
WIND CHAR        LT    LT      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   FW FW SC SC   FW FW FW SC   FW FW FW SC
POP 12HR         10    30      20    20      20    20       5    20
RAIN SHWRS     S  S  C  C    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-252030-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
1121 AM AST THU DEC 25 2014

DATE             THU 12/25/14            FRI 12/26/14            SAT 12/27/14
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          70          85          70          82
TEMP                   84 79 75 73 71 70 77 84 84 79 75 73 71 70 76 82 81 76 72
DEWPT                  69 70 71 71 70 69 69 69 70 71 72 72 71 70 69 70 70 71 72
RH                     61 74 87 93 97 97 76 61 63 77 90 97100100 79 67 69 85100
WIND DIR                E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E NE  E
WIND SPD               18 17 19 17 19 17 14 14 17 18 16 12 10 10 16 16 14 16 14
CLOUDS                 FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC
POP 12HR                     10           5          10          10          10
QPF 12HR                      0           0        0.02        0.01        0.01
RAIN SHWRS              S  S              S  S  S  S  S  S  S  S  S  S  S  S  C
HEAT INDEX             88                   88 88                   86 85
MAX HEAT               90    87                90    88                86    83


DATE          SUN 12/28/14  MON 12/29/14  TUE 12/30/14  WED 12/31/14
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          68    81      70    83      71    81      72    83
TEMP          69 74 80 73   71 76 82 75   72 76 80 75   73 77 82 74
DEWPT         69 69 70 72   71 71 72 70   70 71 72 70   71 72 70 70
PWIND DIR         E    NE       E    NE       E     E       E     E
WIND CHAR        GN    BZ      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC FW   FW FW FW FW   FW FW FW FW   SC SC SC SC
POP 12HR         30    30      20    20      20    20      30    30
RAIN SHWRS     C  C  C  S    S  S  S  S    S  S  S  S    C  C  C  S

$$

PRZ010-252030-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
1121 AM AST THU DEC 25 2014

DATE             THU 12/25/14            FRI 12/26/14            SAT 12/27/14
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          68          88          68          88
TEMP                   87 79 74 71 69 68 78 87 87 79 74 71 69 68 78 87 86 78 72
DEWPT                  70 71 71 71 69 68 69 69 70 71 72 71 69 68 69 71 70 71 72
RH                     57 77 90100100100 74 55 57 77 93100100100 74 59 59 79100
WIND DIR               NE NE  E  E  E  E  E  E  E NE  E  E  E  E  E NE NE NE  E
WIND SPD               16 13 11 12 12 10 12 14 13 13 10 11 10  9 12 14 13 12 10
CLOUDS                 SC SC CL CL CL CL SC SC SC SC FW FW FW FW FW FW FW FW SC
POP 12HR                     20          10          10           5          10
QPF 12HR                   0.01           0        0.02           0        0.01
RAIN SHWRS              S  S              S  S  S  S                    S  S  C
HEAT INDEX             92                   91 92                   93 91
MAX HEAT               93    90                93    90                94    89


DATE          SUN 12/28/14  MON 12/29/14  TUE 12/30/14  WED 12/31/14
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          65    86      68    86      68    89      69    86
TEMP          66 75 85 74   69 77 85 74   69 78 88 75   70 77 85 74
DEWPT         66 69 70 72   68 71 72 67   68 71 72 68   69 71 67 67
PWIND DIR         E    NE      NE     E       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC FW   FW FW SC SC   FW FW FW SC   SC SC SC SC
POP 12HR         20    20      20    30      20    20      10    20
RAIN SHWRS     C  C  C  S    S  S  C  C    S  S  C  C    S  S  S  S

$$

VIZ001-252030-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
1121 AM AST THU DEC 25 2014

DATE             THU 12/25/14            FRI 12/26/14            SAT 12/27/14
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          74          85          73          84
TEMP                   84 80 77 76 75 74 79 85 84 80 77 75 74 73 78 84 83 80 77
DEWPT                  70 70 70 70 70 71 72 72 72 72 71 71 71 70 70 71 72 72 71
RH                     63 72 79 82 84 90 79 65 67 77 82 87 90 90 76 65 70 77 82
WIND DIR               NE NE NE  E NE  E  E  E  E  E  E  E NE NE NE NE NE NE NE
WIND SPD               17 18 19 18 17 17 18 17 16 16 17 17 18 16 16 14 14 14 16
CLOUDS                 SC SC SC SC SC SC FW FW FW FW CL CL CL CL SC SC FW FW SC
POP 12HR                     20          10          10          20          20
QPF 12HR                   0.02        0.02        0.02           0        0.01
RAIN SHWRS              S  S  S  S  S  S  S  S  S  S              S  S  S  S  C
HEAT INDEX             88 83                91 90 84                89 88 84
MAX HEAT               90    87                91    88                90    87


DATE          SUN 12/28/14  MON 12/29/14  TUE 12/30/14  WED 12/31/14
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          74    84      75    86      74    86      75    85
TEMP          75 79 83 78   76 80 85 78   75 80 85 78   76 80 84 78
DEWPT         71 70 72 71   71 72 71 70   71 72 71 70   72 71 70 71
PWIND DIR        NE    NE      NE     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC SC FW   FW FW FW FW   FW FW FW SC   FW FW FW SC
POP 12HR         30    30      20    20      20    20       5    20
RAIN SHWRS     C  C  C  S    S  S  S  S    S  S  C  C    S  S  S  S

$$

VIZ002-252030-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
1121 AM AST THU DEC 25 2014

DATE             THU 12/25/14            FRI 12/26/14            SAT 12/27/14
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          74          85          72          84
TEMP                   84 80 77 76 75 74 79 85 84 79 76 74 73 72 78 84 83 78 74
DEWPT                  70 71 71 71 71 71 72 72 72 71 71 71 71 70 71 72 72 71 71
RH                     63 74 82 85 87 90 79 65 67 77 85 90 93 93 79 67 70 79 90
WIND DIR               NE NE NE  E  E  E  E  E  E  E  E  E NE NE NE NE NE NE NE
WIND SPD               18 19 20 20 18 17 18 18 18 18 17 17 17 16 14 14 13 16 16
CLOUDS                 SC SC SC SC SC SC FW FW FW FW CL CL CL CL SC SC FW FW FW
POP 12HR                     20          20          10          20          20
QPF 12HR                   0.03        0.05        0.02           0        0.01
RAIN SHWRS              S  S  S  S  S  S  S  S  S  S              S  S  S  S  S
HEAT INDEX             88 83                91 90                   90 88
MAX HEAT               90    87                91    88                90    87


DATE          SUN 12/28/14  MON 12/29/14  TUE 12/30/14  WED 12/31/14
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          70    84      73    85      74    86      73    85
TEMP          71 77 83 76   74 79 84 77   75 80 85 77   74 79 84 76
DEWPT         71 71 72 71   70 72 71 71   72 72 71 69   71 71 71 72
PWIND DIR        NE    NE       E     E       E     E       E     E
WIND CHAR        GN    GN      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    FW FW SC SC   FW FW FW FW   FW FW FW FW   FW FW FW SC
POP 12HR         20    30      20    20      20    20       5    20
RAIN SHWRS     S  S  C  C    S  S  S  S    S  S  S  S    S  S  S  S

$$






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