Point Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 210856
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
456 AM AST SUN DEC 21 2014

PRZ001-212015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
456 AM AST SUN DEC 21 2014

DATE             SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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                      84          73          84          73          84
TEMP          73 78 84 83 79 76 75 74 73 78 84 83 79 76 75 74 73 78 84 83 79 76
DEWPT         71 71 74 75 73 72 71 70 70 71 71 71 71 71 71 71 71 70 70 70 70 71
RH            93 79 72 77 82 87 87 87 90 79 65 67 77 85 87 90 93 76 63 65 74 85
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 14 16 16 16 14 13 11 10 10 11 11 10 10 10 10 11 13 14 13 12  9
CLOUDS        FW FW FW FW FW SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC SC
POP 12HR                     30          30          30          30          30
QPF 12HR                   0.03        0.05        0.02        0.02        0.02
RAIN SHWRS     S  S  S  S  S  C  C  C  C  S  S  S  S  C  C  C  C  C  C  S  S  S
HEAT INDEX          91 90                   89 88                   88 87
MAX HEAT               92    89                89    86                88    86


DATE          WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    83      72    83      72    83      70    79
TEMP          73 77 82 75   73 77 82 75   73 77 82 74   71 74 78 74
DEWPT         72 72 72 71   70 70 70 70   69 70 70 70   70 70 70 70
PWIND DIR         E     E       E     E       E     E       E    NE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC FW FW   FW FW FW SC   SC SC FW FW   FW FW FW FW
POP 12HR         20    20      20    20      30    30      20    20
RAIN SHWRS     S  S  S  S    S  S  S  S    C  C  C  S    S  S  S  S

$$

PRZ002-212015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
456 AM AST SUN DEC 21 2014

DATE             SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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          75          85          75          85
TEMP          74 79 85 84 81 78 77 76 75 80 85 84 81 78 77 76 75 80 85 84 80 77
DEWPT         73 73 73 73 72 73 72 71 71 71 71 71 72 72 72 72 71 70 70 71 72 72
RH            97 82 67 70 74 85 85 85 87 74 63 65 74 82 85 87 87 72 61 65 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      17 18 18 18 19 17 16 16 13 14 11 11 12 14 14 16 16 17 17 16 16 14
CLOUDS        SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          30          30          30          30
QPF 12HR                   0.03        0.05        0.02        0.02        0.02
RAIN SHWRS     S  S  S  S  S  C  C  C  C  S  S  S  S  C  C  C  C  C  C  S  S  S
HEAT INDEX          92 90 85             83 90 89 85             83 90 89 84
MAX HEAT               92    89          83    90    88          83    90    88


DATE          WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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      73    84      75    84      73    83
TEMP          75 79 83 76   74 78 83 78   76 79 83 76   74 78 82 76
DEWPT         72 72 72 72   70 70 70 70   69 70 70 70   70 70 70 70
PWIND DIR         E     E       E     E       E     E      NE    NE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC FW FW   FW FW SC SC   SC SC FW FW   FW FW FW FW
POP 12HR         20    20      20    20      30    30      20    20
RAIN SHWRS     S  S  S  S    S  S  S  S    C  C  C  S    S  S  S  S

$$

PRZ007-212015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
456 AM AST SUN DEC 21 2014

DATE             SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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                      91          72          89          70          88
TEMP          69 79 90 90 83 78 75 73 72 80 88 88 81 76 73 71 70 79 87 86 79 73
DEWPT         65 68 72 74 73 68 69 68 67 71 71 70 70 71 71 70 69 71 70 70 70 71
RH            87 69 56 60 72 71 82 84 84 74 57 55 69 85 93 97 97 77 57 59 74 93
WIND DIR      NE NE NE  E NE NE NE NE NE NE  E  E  E NE NE NE NE NE  E  E  E NE
WIND SPD       9 12 14 13 11 10 11  9  9 10 11 11  9  8  8  8  8  9 14 14 11  8
CLOUDS        FW SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW FW
POP 12HR                     20          10          10          10          10
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  S  S  S  S  S  S  S
HEAT INDEX          97 99 89             83 94 93 85                92 91
MAX HEAT              101    97          83    94    91                93    88


DATE          WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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          66    86      67    88      69    86      66    87
TEMP          67 76 85 73   68 77 87 75   70 77 85 72   67 76 85 72
DEWPT         67 72 72 72   67 70 69 70   68 69 70 71   67 70 70 71
PWIND DIR        NE     E      NE     E       E     E      NE    NE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   FW FW FW SC   FW FW FW FW   FW FW FW FW
POP 12HR         10    20      10    20      10    10      10    10
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-212015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
456 AM AST SUN DEC 21 2014

DATE             SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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          71          85          71          82
TEMP          71 78 85 84 79 75 73 72 71 78 85 84 79 75 73 72 71 76 82 81 78 75
DEWPT         71 72 72 73 74 74 72 70 70 71 71 71 71 71 71 70 69 71 70 70 71 72
RH           100 82 65 70 85 97 97 93 97 79 63 65 77 87 93 93 93 85 67 69 79 90
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 17 20 20 20 20 19 18 14 13 13 16 17 16 12 12 12 12 17 19 17 16
CLOUDS        FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC
POP 12HR                     20          10          10          10          20
QPF 12HR                   0.02        0.02        0.02           0        0.02
RAIN SHWRS     S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          91 90                   90 89                   86 85
MAX HEAT               92    89                90    88                86    83


DATE          WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    83      72    83      70    83      70    83
TEMP          73 77 82 75   73 77 82 74   71 76 82 74   71 76 82 74
DEWPT         72 72 72 72   72 71 69 71   70 69 70 72   71 69 70 72
PWIND DIR         E     E       E     E       E     E       E    NE
WIND CHAR        BZ    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC FW   FW FW FW FW   SC SC FW FW   FW FW FW FW
POP 12HR         20    20      10    10      30    30      20    20
RAIN SHWRS     S  S  S  S    S  S  S  S    C  C  C  S    S  S  S  S

$$

PRZ010-212015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
456 AM AST SUN DEC 21 2014

DATE             SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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          71          90          68          89
TEMP          69 78 87 87 81 76 74 72 71 80 89 88 81 75 72 69 68 78 88 88 82 77
DEWPT         66 68 70 72 73 71 70 70 69 71 71 71 71 71 71 69 68 71 70 70 70 71
RH            90 71 57 61 77 85 87 93 93 74 56 57 72 87 97100100 79 55 55 67 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      11 13 14 14 12 12 11 11  9 11 10  9 10  8  9  9 10 11 12 11 10  8
CLOUDS        FW SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW FW FW FW SC SC FW
POP 12HR                     20          10          10          10          20
QPF 12HR                   0.02        0.02        0.02           0        0.02
RAIN SHWRS        S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          92 94 86             83 95 94 85                93 93 86
MAX HEAT               94    92          83    96    91                94    91


DATE          WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    88      70    87      71    86      69    85
TEMP          73 80 87 76   71 78 86 76   72 78 85 74   70 77 84 73
DEWPT         72 72 72 72   71 71 70 71   70 69 70 72   70 69 70 72
PWIND DIR         E     E       E     E       E     E      NE    NE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   FW FW FW SC   FW FW FW FW   FW FW FW FW
POP 12HR         20    20      10    20      20    20      10    10
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

VIZ001-212015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
456 AM AST SUN DEC 21 2014

DATE             SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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          87          77          85
TEMP          76 80 85 84 80 77 76 75 74 80 87 86 83 80 79 78 77 81 85 84 80 77
DEWPT         73 73 73 72 71 72 71 71 71 72 72 72 72 72 72 72 71 71 71 72 72 72
RH            90 79 67 67 74 85 85 87 90 77 61 63 70 77 79 82 82 72 63 67 77 85
WIND DIR      NE NE NE NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      19 20 20 20 19 19 16 16 16 14 14 13 14 17 18 18 19 20 20 18 17 17
CLOUDS        SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          30          30          30          30
QPF 12HR                   0.03        0.05        0.02        0.02        0.02
RAIN SHWRS     S  S  S  S  S  C  C  C  C  S  S  S  S  C  C  C  C  C  C  S  S  S
HEAT INDEX       84 92 90 83             84 94 92 88 84          85 90 90 84
MAX HEAT         84    92    88          84    94    91    84    85    91    88


DATE          WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    86      74    86      74    85      74    84
TEMP          75 80 85 78   75 80 85 78   75 79 84 77   75 79 83 76
DEWPT         72 72 71 71   71 71 70 70   70 72 72 71   71 70 72 71
PWIND DIR         E     E       E     E       E     E      NE    NE
WIND CHAR        BZ    BZ      BZ    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    SC SC FW FW   FW FW SC SC   SC SC FW FW   FW FW FW FW
POP 12HR         20    20      20    20      30    30      20    20
RAIN SHWRS     S  S  S  S    S  S  S  S    C  C  C  S    S  S  S  S

$$

VIZ002-212015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
456 AM AST SUN DEC 21 2014

DATE             SUN 12/21/14            MON 12/22/14            TUE 12/23/14
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          86          75          85
TEMP          74 79 85 84 80 77 76 75 74 80 86 85 81 78 77 76 75 80 85 84 80 77
DEWPT         73 72 72 73 73 73 72 72 72 72 72 72 72 72 73 73 72 71 71 72 73 73
RH            97 79 65 70 79 87 87 90 93 77 63 65 74 82 87 90 90 74 63 67 79 87
WIND DIR      NE NE NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      19 19 19 19 18 17 16 16 16 16 14 14 16 17 17 17 18 20 20 19 18 18
CLOUDS        SC FW FW FW FW SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC SC
POP 12HR                     30          30          30          30          30
QPF 12HR                   0.03        0.05        0.02        0.02        0.02
RAIN SHWRS     S  S  S  S  S  C  C  C  C  S  S  S  S  C  C  C  C  C  C  S  S  S
HEAT INDEX          91 90 84             84 92 91 85             83 90 90 84
MAX HEAT               92    89          84    92    90          83    91    88


DATE          WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    85      73    85      72    85      72    84
TEMP          75 79 84 77   74 79 84 76   73 78 84 76   73 78 83 76
DEWPT         73 72 72 72   71 70 70 71   71 72 72 71   71 71 72 71
PWIND DIR         E     E       E     E       E     E       E    NE
WIND CHAR        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC FW FW   FW FW SC SC   SC SC FW FW   FW FW FW FW
POP 12HR         20    20      20    20      30    30      20    20
RAIN SHWRS     S  S  S  S    S  S  S  S    C  C  C  S    S  S  S  S

$$







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