Point Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 210216
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
1016 PM AST MON OCT 20 2014

PRZ001-210830-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
1016 PM AST MON OCT 20 2014

DATE           10/20/14      TUE 10/21/14            WED 10/22/14            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          89          77          89          76
TEMP                81 80 79 85 89 88 84 81 79 78 77 85 89 88 84 80 78 77 77 85
DEWPT               75 75 75 74 76 75 75 75 75 73 73 75 75 76 73 74 75 75 73 74
RH                  82 85 88 70 66 66 74 82 88 85 87 72 64 68 70 82 91 94 87 70
WIND DIR             E SE  E  E  E  E  E SE  E  E  S  E  E  E  E SE SE  E SE SE
WIND SPD             3  3  5  8 10 10  9  5  3  4  3  4  9 11 11  6  4  5  5  5
CLOUDS              FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                     20          20           5          10          10
QPF 12HR                   0.04        0.07           0           0           0
RAIN SHWRS           S  S  S  S  S  S  S                    S  S  S  S  S  S  S
TSTMS
HEAT INDEX          87 85    93100 98 92 87          94 99 99 90 84          93
MAX HEAT               87    93   100    96    85    94   100    96    84    93


DATE           10/23  FRI 10/24/14  SAT 10/25/14  SUN 10/26/14  MON 10/27/14
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      77    90      77    89      76    90      77    89
TEMP          89 81   78 85 89 81   78 85 88 80   77 85 89 81   78 85 88 80
DEWPT         74 74   74 74 74 74   74 74 74 74   74 74 74 74   74 74 74 74
PWIND DIR         E       E     E      SE    SE      SE    SE      SE     E
WIND CHAR        LT      LT    GN      GN    GN      LT    GN      LT    GN
AVG CLOUDS    FW FW   FW FW FW SC   FW FW FW SC   FW FW FW FW   FW FW SC SC
POP 12HR         10      10    20      10    20      10    10      10    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ002-210830-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
1016 PM AST MON OCT 20 2014

DATE           10/20/14      TUE 10/21/14            WED 10/22/14            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          89          75          89          76
TEMP                81 80 79 85 89 88 83 79 77 76 76 84 89 88 84 80 78 77 77 84
DEWPT               75 75 75 75 76 76 76 74 74 74 75 76 72 72 74 75 76 74 74 74
RH                  82 85 88 72 66 68 80 85 90 94 97 77 57 59 72 85 94 90 90 72
WIND DIR            NE NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD             9  9 10 13 10  5  8  9 11  9 10  9  6  8  9 10 11 11  8  8
CLOUDS              FW FW FW FW FW FW FW FW FW FW FW FW FW CL CL FW FW FW FW SC
POP 12HR                     20          20           5          10          20
QPF 12HR                   0.04        0.07        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
TSTMS
HEAT INDEX          87 85    94100 99 91             93 96 95 91 85          91
MAX HEAT               87    94   100    98          93    97    94    85    91


DATE           10/23  FRI 10/24/14  SAT 10/25/14  SUN 10/26/14  MON 10/27/14
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    88      78    88      78    88      76    88
TEMP          88 80   77 84 87 81   79 84 87 81   79 84 87 80   77 84 87 81
DEWPT         74 75   74 74 74 74   74 74 74 74   74 74 74 74   74 74 74 74
PWIND DIR         E       E     E      SE    SE      SE    SE       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW   FW FW FW SC   SC SC FW FW   SC SC SC FW   SC SC SC SC
POP 12HR         20      20    20      20    20      20    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ007-210830-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
1016 PM AST MON OCT 20 2014

DATE           10/20/14      TUE 10/21/14            WED 10/22/14            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                      69          91          73          90          73
TEMP                73 70 70 83 91 89 84 79 76 74 74 84 90 88 83 78 76 74 74 83
DEWPT               71 70 69 72 75 73 77 74 70 69 69 72 76 74 73 70 69 69 73 75
RH                  93100 97 70 60 59 80 85 82 84 84 67 64 63 72 76 79 84 97 77
WIND DIR            NE NE NE NE  E NE  E NE NE NE NE NE  E SE SE NE NE NE  E  E
WIND SPD             6  6  8  9  9 11  5  4  8  8  8  8 10 10  8  5  8  9  6  8
CLOUDS              FW CL CL CL CL FW FW CL CL CL CL CL CL FW FW FW FW FW FW FW
POP 12HR                     20          10           0          10          10
QPF 12HR                   0.02        0.04           0           0           0
RAIN SHWRS           S              S  S                    S  S  S  S  S  S  S
TSTMS
HEAT INDEX                   88102 97 94             90102 97 89             90
MAX HEAT                     88   102    97          90   102    95          90


DATE           10/23  FRI 10/24/14  SAT 10/25/14  SUN 10/26/14  MON 10/27/14
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      75    90      75    89      74    90      77    89
TEMP          88 79   76 85 89 80   76 84 88 79   75 84 89 81   78 85 88 79
DEWPT         73 74   74 75 73 75   73 75 75 75   74 75 75 75   73 75 75 75
PWIND DIR         E       E     E       E    SE       E    SE       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW SC SC
POP 12HR         20      10    10      10    10      10    10      10    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-210830-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
1016 PM AST MON OCT 20 2014

DATE           10/20/14      TUE 10/21/14            WED 10/22/14            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                      73          86          72          87          74
TEMP                75 74 74 81 86 85 80 76 74 73 73 82 87 86 82 78 76 75 75 83
DEWPT               74 72 72 74 74 74 75 74 74 73 71 72 73 74 75 76 74 71 74 74
RH                  97 93 93 79 68 70 85 94100100 93 72 63 68 79 94 94 87 97 74
WIND DIR             E SE SE  E  E NE  E SE  E  E  E  E  E NE  E  E  E  E  E  E
WIND SPD             9  8  8 10 11 12  8  3  9  9  9 10 11 13 10 11  4 10  6  5
CLOUDS              SC FW FW FW FW B1 B1 CL CL CL CL CL CL FW FW FW FW FW FW FW
POP 12HR                     20          50           0          10          10
QPF 12HR                   0.03        0.25           0           0           0
RAIN SHWRS           S              C  C                    S  S  S  S  S  S  S
TSTMS                S              C  C
HEAT INDEX                   86 94 93 85             87 94 94 89             90
MAX HEAT                     86    94    91          87    95    93          90


DATE           10/23  FRI 10/24/14  SAT 10/25/14  SUN 10/26/14  MON 10/27/14
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      74    88      74    88      74    88      74    88
TEMP          87 78   75 83 87 78   75 83 87 78   75 83 87 78   75 83 87 78
DEWPT         74 74   74 74 73 74   74 74 74 74   74 74 74 74   74 74 74 74
PWIND DIR        NE       E     E      SE    SE      SE    SE       E    NE
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW   FW FW FW SC   FW FW FW SC   FW FW FW SC   FW FW SC SC
POP 12HR         10      10    20      10    20      10    20      10    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ010-210830-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
1016 PM AST MON OCT 20 2014

DATE           10/20/14      TUE 10/21/14            WED 10/22/14            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                      70          91          72          92          75
TEMP                74 71 71 83 91 89 83 78 75 73 73 85 92 90 85 80 78 76 76 85
DEWPT               71 69 67 71 73 74 73 71 72 67 64 70 73 73 76 74 72 64 73 75
RH                  90 93 87 67 56 61 72 79 90 81 73 61 54 58 75 82 82 66 90 72
WIND DIR             E  E  E  E  E SW  E  E  E  E  E  E SW  W NE SE  E  E  E  E
WIND SPD             8  6  6  9  3  6  4  5  6  5  5  4  2  5  4  2  4  5  6  6
CLOUDS              SC CL CL CL CL B2 B2 CL CL CL CL CL CL SC SC FW FW FW FW FW
POP 12HR                     20          60           0          10          10
QPF 12HR                   0.03        0.30           0           0           0
RAIN SHWRS           S              L  L                    S  S  S  S  S  S  S
TSTMS                S              C  C
HEAT INDEX                   88100 98 89             90101 98 94 84          94
MAX HEAT                     88   101    97          90   101    98    84    94


DATE           10/23  FRI 10/24/14  SAT 10/25/14  SUN 10/26/14  MON 10/27/14
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      76    91      76    91      75    91      76    91
TEMP          89 80   77 86 90 81   77 86 90 80   76 85 90 81   77 86 90 80
DEWPT         75 74   74 75 74 75   74 75 75 75   74 75 75 75   74 75 75 75
PWIND DIR         E       E     E      SE    SE      SE    SE       E     E
WIND CHAR        LT      LT    LT      GN    GN      GN    GN      LT    LT
AVG CLOUDS    FW FW   FW FW FW SC   FW FW FW SC   FW FW FW SC   FW FW SC B1
POP 12HR         30      10    30      10    20      10    20      10    40
RAIN SHWRS     C  C    S  S  C  C    S  S  S  S    S  S  S  S    S  S  C  C
TSTMS          S  S          S  S                                      S  S

$$

VIZ001-210830-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
1016 PM AST MON OCT 20 2014

DATE           10/20/14      TUE 10/21/14            WED 10/22/14            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          77          88          78
TEMP                80 79 78 84 88 87 83 80 79 78 77 84 88 87 84 81 80 79 78 84
DEWPT               75 76 76 75 75 75 74 73 73 75 74 73 73 73 74 76 75 75 75 74
RH                  85 91 94 74 66 68 74 79 82 91 90 70 61 63 72 85 85 88 91 72
WIND DIR            NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD            10 13 16 13 10  8  6 10 10 11 11 10  9  8 10 12 14 13 12 12
CLOUDS              FW FW FW FW FW FW FW FW FW FW FW FW FW CL CL FW FW FW FW SC
POP 12HR                     20          20           5          10          20
QPF 12HR                   0.04        0.04        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
TSTMS
HEAT INDEX          85       92 98 96 90 84          90 96 94 91 87 85       91
MAX HEAT               85    92    98    95    84    90    96    93    87    91


DATE           10/23  FRI 10/24/14  SAT 10/25/14  SUN 10/26/14  MON 10/27/14
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      78    88      79    87      79    88      79    87
TEMP          87 81   79 84 87 82   80 84 86 82   79 85 87 82   80 84 86 82
DEWPT         74 74   74 74 74 74   74 74 74 74   74 74 74 74   74 74 74 74
PWIND DIR         E       E     E       E    SE       E    SE       E     E
WIND CHAR        GN      GN    GN      GN    GN      BZ    GN      BZ    GN
AVG CLOUDS    FW FW   FW FW FW FW   SC SC SC FW   SC SC SC FW   SC SC SC SC
POP 12HR         20      20    20      20    20      20    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

VIZ002-210830-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
1016 PM AST MON OCT 20 2014

DATE           10/20/14      TUE 10/21/14            WED 10/22/14            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          76          88          76
TEMP                81 80 79 85 88 87 83 80 78 77 76 84 88 87 83 80 78 77 76 84
DEWPT               73 74 74 77 75 76 76 73 74 75 73 74 75 75 75 78 76 75 75 75
RH                  77 82 85 77 66 70 80 79 88 94 90 72 66 68 77 94 94 94 97 74
WIND DIR            NE NE  E SE  E  E  E  E NE  E  E  E  E  E  E  E  E  E  E  E
WIND SPD             8  6  5 11  9  8  6 10 10 10 10 11 10  9 10  8 13 12 13 13
CLOUDS              FW FW FW FW FW FW FW FW FW FW FW FW FW CL CL SC SC SC SC FW
POP 12HR                     20          20           5          10          20
QPF 12HR                   0.04        0.04        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
TSTMS
HEAT INDEX          86 84    96 98 98 91 84          91 98 96 90 87          92
MAX HEAT               86    96    99    96          91    98    95          92


DATE           10/23  FRI 10/24/14  SAT 10/25/14  SUN 10/26/14  MON 10/27/14
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      78    88      78    87      77    88      78    87
TEMP          87 81   79 84 87 81   79 84 86 80   78 84 87 81   79 84 86 80
DEWPT         74 76   75 75 74 75   75 75 75 75   75 75 75 75   75 75 75 75
PWIND DIR         E       E     E       E    SE       E    SE       E     E
WIND CHAR        GN      GN    BZ      BZ    BZ      BZ    GN      BZ    BZ
AVG CLOUDS    FW FW   FW FW FW FW   SC SC SC FW   SC SC SC FW   SC SC SC SC
POP 12HR         20      20    20      20    20      20    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$






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