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Issued by NWS San Juan, PR

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FOCA52 TJSJ 280120
PFMSJU

POINT FORECAST MATRICES...UPDATED
NATIONAL WEATHER SERVICE SAN JUAN PR
920 PM AST Mon Mar 27 2017

PRZ001-280945-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
920 PM AST Mon Mar 27 2017

DATE           03/27/17      TUE 03/28/17            WED 03/29/17            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                      74          86          76          85          74
TEMP             80 78 77 76 80 84 85 82 79 77 76 76 79 82 83 80 77 76 75 74 78
DEWPT            70 70 69 69 69 70 71 71 70 70 70 70 69 69 69 70 69 67 66 66 66
RH               72 76 76 79 69 63 63 69 74 79 82 82 72 65 63 72 76 74 74 76 67
WIND DIR          S  S  S  S  S  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N
WIND SPD          5  5  5  5  5  6  8  9  5  5  8  8  9  9 11  9 11 10 10 10 11
CLOUDS           FW FW FW FW FW FW B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                      5          60          30          20          10
QPF 12HR                      0        0.28        0.03        0.06        0.01
RAIN SHWRS                          L  L  C  C  C  C  S  S  S  S  S  S  S  S  S
TSTMS                               S  S
HEAT INDEX       83          83 88 90 86                85 87 83
MAX HEAT         85    83    83    90    90                87    87


DATE           03/30  FRI 03/31/17  SAT 04/01/17  SUN 04/02/17  MON 04/03/17
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          83      73    85      74    87      76    87      75    88
TEMP          83 77   75 80 85 79   76 82 87 80   77 83 87 78   75 81 88 78
DEWPT         65 63   63 63 64 65   67 69 71 71   70 71 70 71   70 71 71 71
PWIND DIR        NE       E     E       E     E      SE     E      SE     E
WIND CHAR        GN      GN    GN      GN    BZ      GN    GN      LT    LT
AVG CLOUDS    SC FW   FW FW FW FW   FW FW SC SC   FW FW FW SC   SC SC SC SC
POP 12HR         10      10    10      10    40      10    20      20    30
RAIN SHWRS     S  S    S  S  S  S    S  S  C  C    S  S  S  S    S  S  S  S

$$

PRZ002-280945-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
920 PM AST Mon Mar 27 2017

DATE           03/27/17      TUE 03/28/17            WED 03/29/17            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                      71          86          73          84          72
TEMP             77 75 73 72 79 84 86 81 77 75 73 73 77 82 83 79 75 73 72 72 77
DEWPT            71 71 70 70 71 70 72 72 70 71 70 70 71 70 70 70 69 68 67 67 67
RH               82 87 90 93 77 63 63 74 79 87 90 90 82 67 65 74 82 84 84 84 71
WIND DIR          S SW  W  W  S  S  S  S NW NW  N  N  N  N  N  N  N  N  N  N  N
WIND SPD         10  8  5  5  6 10 12 10  8  8  9 10 12 12 12 12 12 12 12 11 13
CLOUDS           FW FW FW FW FW FW B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                      5          50          20          20          20
QPF 12HR                      0        0.23        0.03        0.06        0.01
RAIN SHWRS                          C  C  S  S  S  S  S  S  S  S  S  S  S  S  S
TSTMS                               S  S
HEAT INDEX                      88 92 85                86 87
MAX HEAT                           92    91                87    87


DATE           03/30  FRI 03/31/17  SAT 04/01/17  SUN 04/02/17  MON 04/03/17
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          83      72    84      75    85      75    86      74    86
TEMP          83 76   73 78 84 78   75 80 85 79   76 81 86 80   77 82 86 80
DEWPT         65 64   63 63 64 66   69 70 71 71   71 71 70 72   72 72 73 71
PWIND DIR        NE      NE     E       E     E       E    SE       E     E
WIND CHAR        GN      GN    GN      GN    BZ      GN    GN      LT    LT
AVG CLOUDS    SC FW   SC SC SC FW   SC SC SC SC   FW FW FW SC   SC SC SC SC
POP 12HR         20      20    20      20    30      10    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  C  C    S  S  S  S    S  S  S  S

$$

PRZ007-280945-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
920 PM AST Mon Mar 27 2017

DATE           03/27/17      TUE 03/28/17            WED 03/29/17            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                      66          91          69          91          67
TEMP             76 72 70 68 79 87 90 82 76 72 70 69 79 87 90 82 75 71 69 67 78
DEWPT            68 68 67 66 66 63 64 66 68 69 68 68 68 65 66 67 68 67 65 64 65
RH               76 87 90 93 64 45 42 58 76 90 93 97 69 48 45 61 79 87 87 90 64
WIND DIR          E  N  N NE NE  S  S  S  W  N  W  E  N SW  S SE  N  N  N  N  N
WIND SPD          4  3  3  3  2  9 10  8  1  5  4  8  9  5  8  4 12 16 16 16 16
CLOUDS           FW FW SC SC FW FW SC SC FW FW FW FW FW FW SC SC FW FW FW FW FW
POP 12HR                     20          20           5          20           5
QPF 12HR                   0.02        0.06           0        0.04           0
RAIN SHWRS              S  S  S  S  S  S                    S  S
HEAT INDEX                      88 91 84                89 93 85
MAX HEAT                           91    91                93    92


DATE           03/30  FRI 03/31/17  SAT 04/01/17  SUN 04/02/17  MON 04/03/17
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      65    90      67    90      69    90      67    90
TEMP          89 75   68 78 90 76   69 80 90 77   70 81 90 75   67 79 90 75
DEWPT         62 62   61 62 61 63   63 66 67 69   69 68 64 70   67 69 68 69
PWIND DIR        NE      NE    SE      NE    SE       E    SE       E     E
WIND CHAR        GN      GN    GN      GN    BZ      GN    GN      LT    LT
AVG CLOUDS    FW SC   FW FW FW SC   SC SC SC SC   FW FW FW SC   FW FW FW SC
POP 12HR         30      10    20      20    20      10    20      10    20
RAIN SHWRS     C  C    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-280945-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
920 PM AST Mon Mar 27 2017

DATE           03/27/17      TUE 03/28/17            WED 03/29/17            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                      71          85          73          82          72
TEMP             76 74 73 72 78 82 84 80 77 75 74 73 78 82 82 79 76 74 73 72 77
DEWPT            70 70 70 69 68 68 70 71 70 70 69 68 68 67 68 69 68 67 67 67 67
RH               82 87 90 90 71 63 63 74 79 84 84 84 71 61 63 72 76 79 81 84 71
WIND DIR          S  S  S  S SW  W NW NW  N  N  N  N  N  N  N  N NE NE NE NE NE
WIND SPD         10  8  6  5  3  6  9  8  9  9  9  9 10 10 12 13 12 12 12 12 14
CLOUDS           FW FW SC SC SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW FW FW
POP 12HR                     30          20          20          20          10
QPF 12HR                   0.03        0.06        0.01        0.04        0.01
RAIN SHWRS              C  C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                      85 88 83                85 85
MAX HEAT                           88    89                85    85


DATE           03/30  FRI 03/31/17  SAT 04/01/17  SUN 04/02/17  MON 04/03/17
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          80      71    82      70    83      75    82      73    82
TEMP          80 76   73 77 82 75   72 78 83 78   75 79 82 75   73 77 82 75
DEWPT         65 64   64 63 65 66   66 68 71 72   71 69 72 70   70 70 72 71
PWIND DIR        NE       E    NE       E    NE       E    NE       E    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    LT      LT    GN
AVG CLOUDS    FW FW   FW FW FW FW   FW FW SC SC   FW FW FW SC   SC SC SC SC
POP 12HR         10      10    10      10    40      10    30      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  C  C    S  S  C  C    S  S  S  S

$$

PRZ010-280945-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
920 PM AST Mon Mar 27 2017

DATE           03/27/17      TUE 03/28/17            WED 03/29/17            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                      72          89          73          86          71
TEMP             78 75 74 73 80 86 88 83 78 76 74 73 80 85 86 81 77 74 72 71 79
DEWPT            70 70 69 68 67 68 70 71 71 70 69 69 69 68 68 69 68 67 66 66 67
RH               76 84 84 84 65 55 55 67 79 82 84 87 69 57 55 67 74 79 81 84 67
WIND DIR          S  S  S  E  S SW  W  W  N  N NE NE NE  N  N  N NE NE NE NE NE
WIND SPD          8  5  4  4  4  9  9  6  8  8  8  8 10 10 16 16 12 12 12 12 14
CLOUDS           FW FW SC SC FW FW SC SC FW FW FW FW SC SC SC SC FW FW FW FW FW
POP 12HR                     20          30          20          20           5
QPF 12HR                   0.02        0.09        0.01        0.04        0.01
RAIN SHWRS              S  S  S  S  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                   82 89 93 88             83 88 89 84
MAX HEAT                     82    93    92          83    89    89


DATE           03/30  FRI 03/31/17  SAT 04/01/17  SUN 04/02/17  MON 04/03/17
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          85      69    84      71    85      74    86      73    86
TEMP          85 76   71 77 84 76   73 79 85 78   75 81 86 76   73 79 86 76
DEWPT         64 64   63 62 64 65   64 65 70 71   70 69 69 70   69 69 72 70
PWIND DIR        NE      NE    SE       E     N      NE     S       E     N
WIND CHAR        GN      GN    LT      GN    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW   FW FW FW SC   FW FW SC SC   FW FW FW SC   FW FW SC SC
POP 12HR         10      10    20      10    40      10    30      10    30
RAIN SHWRS     S  S    S  S  S  S    S  S  C  C    S  S  C  C    S  S  C  C

$$

VIZ001-280945-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
920 PM AST Mon Mar 27 2017

DATE           03/27/17      TUE 03/28/17            WED 03/29/17            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                      75          84          75          84          74
TEMP             79 77 76 75 78 81 82 80 78 77 76 76 79 82 83 80 77 76 75 74 78
DEWPT            71 72 72 71 70 70 70 71 70 70 70 70 70 69 69 69 70 69 68 68 67
RH               77 85 87 87 76 69 67 74 76 79 82 82 74 65 63 69 79 79 79 82 69
WIND DIR          S  S  S  S  S  S SW  S SW SW  N  N  N  N  N  N  N  N  N  N  N
WIND SPD         11  9  6  8  9  9  6  8  6  6  9 13 13 11 10 12 14 14 14 13 13
CLOUDS           FW FW SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          40          30          20          20
QPF 12HR                   0.03        0.10        0.03        0.06        0.01
RAIN SHWRS              C  C  S  S  C  C  C  C  C  C  S  S  S  S  S  S  S  S  S
HEAT INDEX                      85 86 83                85 87 83
MAX HEAT                           86    86                87    87


DATE           03/30  FRI 03/31/17  SAT 04/01/17  SUN 04/02/17  MON 04/03/17
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          84      72    84      74    85      74    84      75    83
TEMP          83 77   74 78 84 77   74 79 83 77   75 79 83 77   75 79 83 77
DEWPT         65 64   63 63 64 67   69 70 71 71   71 72 71 72   72 72 71 71
PWIND DIR        NE      NE     E       E     E       E    SE       E     E
WIND CHAR        GN      GN    GN      GN    BZ      GN    GN      GN    GN
AVG CLOUDS    SC FW   SC SC SC FW   SC SC SC SC   FW FW FW SC   SC SC SC SC
POP 12HR         20      20    20      20    30      10    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  C  C    S  S  S  S    S  S  S  S

$$

VIZ002-280945-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
920 PM AST Mon Mar 27 2017

DATE           03/27/17      TUE 03/28/17            WED 03/29/17            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                      71          85          70          85          72
TEMP             76 74 72 71 77 81 83 79 75 73 72 71 76 81 82 77 74 72 72 72 75
DEWPT            72 72 72 71 71 71 72 71 70 70 70 70 71 71 71 71 71 71 71 69 69
RH               87 93100100 82 72 70 77 84 90 93 97 85 72 69 82 90 97 97 90 82
WIND DIR         SE SE SE SE SE SE  S  S  S  W SW NW  N  N  N  N  N  N  N  N  N
WIND SPD          8  8  6  8  8  9  9  8  5  2  2  4  9 11 10 11 16 16 16 16 14
CLOUDS           FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          30          20          20          20
QPF 12HR                   0.03        0.10        0.03        0.07        0.01
RAIN SHWRS              C  C  S  S  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                      85 88                   85 86
MAX HEAT                           88    88                86    85


DATE           03/30  FRI 03/31/17  SAT 04/01/17  SUN 04/02/17  MON 04/03/17
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          84      69    84      73    86      73    86      73    84
TEMP          82 75   72 77 83 77   75 80 84 78   76 80 84 77   74 79 84 77
DEWPT         69 68   67 66 68 70   71 72 72 73   73 72 73 73   73 73 73 73
PWIND DIR        NE      NE     E       E     E       E     E       E     E
WIND CHAR        GN      BZ    GN      BZ    BZ      GN    GN      GN    GN
AVG CLOUDS    SC FW   SC SC SC SC   SC SC SC SC   FW FW FW FW   SC SC FW FW
POP 12HR         20      20    20      20    20      10    10      10    10
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$



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