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Issued by NWS San Juan, PR

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FOCA52 TJSJ 192010
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
410 PM AST Thu Oct 19 2017

PRZ001-200815-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
410 PM AST Thu Oct 19 2017

DATE           10/19/17      FRI 10/20/17            SAT 10/21/17            SUN
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                      80          87          80          84          79
TEMP          84 82 80 80 81 83 86 87 84 81 80 81 81 81 83 84 82 80 79 79 80 81
DEWPT         74 73 73 73 73 72 73 73 73 72 72 72 71 71 72 71 71 71 71 71 71 71
RH            72 74 79 79 77 70 65 63 70 74 77 74 72 72 70 65 69 74 77 77 74 72
WIND DIR       E  E  E  E SE  E  E  E  E  E SE SE SE  E  E  E  E  E  E  E  E  E
WIND SPD      16 12 12 11  9 13 14 16 12  9  6  8  8 12 14 16 12 11 11 12 13 14
CLOUDS        CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC
POP 12HR                      5           5          10          20          10
QPF 12HR                      0           0        0.01        0.03        0.03
RAIN SHWRS                                S  S  S  S  S  S  S  S  S  S  S  S  S
OBVIS          H  H  H  H  H  H  H  H  H
HEAT INDEX    91 87 84 84 86 88 93 94 90 85 84 85 85 85 88 89 86 83       83 85
MAX HEAT         93    86    88    94    93    85    85    90    89    83    85


DATE           10/22  MON 10/23/17  TUE 10/24/17  WED 10/25/17  THU 10/26/17
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      79    84      79    85      79    85      79    85
TEMP          84 80   79 81 84 80   79 81 85 82   79 81 85 80   80 81 85 79
DEWPT         72 73   72 73 73 73   72 72 73 73   72 72 73 73   73 73 74 73
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20      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

$$

PRZ002-200815-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
410 PM AST Thu Oct 19 2017

DATE           10/19/17      FRI 10/20/17            SAT 10/21/17            SUN
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                      80          86          79          84          79
TEMP          84 82 81 80 80 82 84 86 84 80 79 79 79 80 82 84 83 80 79 79 80 81
DEWPT         74 74 74 73 73 73 73 73 73 72 72 72 71 72 72 71 71 72 72 71 71 72
RH            72 77 79 79 79 74 70 65 70 77 79 79 77 77 72 65 67 77 79 77 74 74
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      17 17 12 16 14 14 13 13 12 12 13 13 12 14 16 14 13 16 12 13 14 14
CLOUDS        CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC SC
POP 12HR                      5           5          10          10          10
QPF 12HR                      0           0        0.01        0.02        0.03
RAIN SHWRS                                S  S  S  S  S  S  S  S  S  S  S  S  S
OBVIS          H  H  H  H  H  H  H  H  H
HEAT INDEX    91 88 86 84 84 87 90 93 90 84          84 87 89 88 84       83 85
MAX HEAT         93    86    87    93    93    84    84    89    89    84    85


DATE           10/22  MON 10/23/17  TUE 10/24/17  WED 10/25/17  THU 10/26/17
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      79    83      78    84      79    83      79    84
TEMP          83 80   79 81 83 79   78 81 84 81   79 80 83 80   80 82 84 78
DEWPT         72 73   73 74 74 73   72 73 73 73   73 73 74 73   73 74 75 73
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20      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

$$

PRZ007-200815-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
410 PM AST Thu Oct 19 2017

DATE           10/19/17      FRI 10/20/17            SAT 10/21/17            SUN
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                      76          89          75          87          75
TEMP          84 78 76 77 78 81 87 89 84 77 75 76 78 81 85 87 83 77 75 76 78 81
DEWPT         72 72 71 71 71 71 70 70 71 70 70 70 69 70 68 65 66 68 68 68 69 69
RH            67 82 85 82 79 72 57 54 65 79 84 82 74 69 57 48 57 74 79 76 74 67
WIND DIR       E NE NE NE NE  E  E SE  E NE NE NE NE  E  E  E  E NE  E  E  E  E
WIND SPD      14  9  9 10 11 12 14 13 12  9  9 10 10 12 14 16 11 11  5  6  8 10
CLOUDS        CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL SC SC SC SC SC
POP 12HR                      5           5           5           5          10
QPF 12HR                      0           0           0        0.01        0.03
RAIN SHWRS                                                  S  S  S  S  S  S  S
OBVIS          H  H  H  H  H  H  H  H  H
HEAT INDEX    90             85 92 94 89             85 88 89 85             84
MAX HEAT         92          85    94    93          85    89    88          84


DATE           10/22  MON 10/23/17  TUE 10/24/17  WED 10/25/17  THU 10/26/17
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          87      75    88      75    87      77    87      77    87
TEMP          87 77   76 81 88 77   76 81 87 78   78 83 87 79   78 82 87 76
DEWPT         68 70   70 70 69 71   71 71 71 71   71 71 71 71   71 72 72 72
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      LT    GN      LT    GN      LT    GN      LT    GN
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20      10    10      10    10      10    10      10    10
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-200815-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
410 PM AST Thu Oct 19 2017

DATE           10/19/17      FRI 10/20/17            SAT 10/21/17            SUN
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          87          79          85          78
TEMP          85 81 80 79 79 80 84 87 85 81 80 79 79 80 83 85 84 81 79 78 78 80
DEWPT         75 73 72 72 71 72 72 73 74 73 72 71 70 71 71 72 71 70 70 70 70 70
RH            72 77 77 79 77 77 67 63 70 77 77 77 74 74 67 65 65 69 74 76 76 72
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      23 19 17 14 14 16 17 19 23 19 16 18 16 16 19 20 23 18 14 13 13 13
CLOUDS        CL CL CL CL CL CL CL CL CL CL CL CL CL CL CL SC SC SC SC SC SC SC
POP 12HR                      5           5           5          30          10
QPF 12HR                      0           0           0        0.10        0.03
RAIN SHWRS                                                  C  C  S  S  S  S  S
OBVIS          H  H  H  H  H  H  H  H  H
HEAT INDEX    94 86 84       84 90 94 93 86 84       83 88 91 89 85          83
MAX HEAT         95    84    84    94    94    86    83    91    91    83    83


DATE           10/22  MON 10/23/17  TUE 10/24/17  WED 10/25/17  THU 10/26/17
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      79    84      78    86      79    86      79    86
TEMP          84 81   79 80 84 79   78 80 86 82   79 80 86 81   79 81 86 80
DEWPT         72 72   72 72 73 73   72 72 72 72   72 72 73 73   72 72 72 73
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      GN    GN      GN    GN      GN    GN      GN    LT
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         30      10    20      10    20      10    20      10    20
RAIN SHWRS     S  C    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S
TSTMS             S

$$

PRZ010-200815-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
410 PM AST Thu Oct 19 2017

DATE           10/19/17      FRI 10/20/17            SAT 10/21/17            SUN
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                      77          90          76          88          75
TEMP          86 79 77 78 78 80 86 90 86 79 76 76 76 79 85 88 84 78 75 75 77 80
DEWPT         73 72 72 71 71 71 71 71 72 72 71 70 70 70 70 69 69 69 69 69 69 69
RH            65 79 85 79 79 74 61 54 63 79 85 82 82 74 61 54 61 74 82 82 76 69
WIND DIR      SE NE NE NE NE NE SE SE  E  E  E  E NE  E  E  E  E  E  E  E  E  E
WIND SPD      12  8  9  8  8  6 10 10  8 10  9  9  8 10 11  9  8  9  8  5  5  6
CLOUDS        FW CL CL CL CL CL CL FW FW CL CL CL CL CL CL SC SC SC SC SC SC SC
POP 12HR                      5          20           5          30          10
QPF 12HR                      0        0.04           0        0.10        0.03
RAIN SHWRS     S                    S  S                    C  C  S  S  S  S  S
OBVIS          H  H  H  H  H  H  H  H  H
HEAT INDEX    93             83 91 96 92                90 92 88             83
MAX HEAT         96          83    96    95                92    91          83


DATE           10/22  MON 10/23/17  TUE 10/24/17  WED 10/25/17  THU 10/26/17
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          87      76    88      76    87      77    87      77    87
TEMP          87 80   76 79 88 78   76 79 87 80   77 80 87 79   77 80 87 78
DEWPT         71 71   70 71 69 72   71 71 71 71   71 71 73 72   71 72 73 73
PWIND DIR         E       E     E       E     E       E     E       E    SE
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         30      10    20      10    20      10    20      10    20
RAIN SHWRS     S  C    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S
TSTMS             S

$$

VIZ001-200815-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
410 PM AST Thu Oct 19 2017

DATE           10/19/17      FRI 10/20/17            SAT 10/21/17            SUN
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                      81          83          82          82          81
TEMP          83 82 81 81 82 83 83 82 82 82 82 82 82 82 82 82 82 82 82 81 81 81
DEWPT         74 74 74 73 73 72 73 72 73 72 72 72 71 72 72 72 72 72 71 71 71 72
RH            74 77 79 77 74 70 72 72 74 72 72 72 69 72 72 72 72 72 69 72 72 74
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      20 19 20 18 18 18 17 16 14 16 16 17 17 17 18 17 17 18 19 19 20 20
CLOUDS        CL CL CL CL CL CL CL CL CL SC SC SC SC SC SC FW FW SC SC SC SC SC
POP 12HR                      5           5          30          30          10
QPF 12HR                      0           0        0.03        0.04        0.03
RAIN SHWRS                                C  C  C  C  C  C  S  S  S  S  S  S  S
OBVIS          H  H  H  H  H  H  H  H  H
HEAT INDEX    90 88 86 86 87 88 89 87 87 87 87 87 86 87 87 87 87 87 86 85 85 85
MAX HEAT         90    88    88    89    87    87    87    87    87    87    85


DATE           10/22  MON 10/23/17  TUE 10/24/17  WED 10/25/17  THU 10/26/17
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          82      81    82      81    83      81    83      81    83
TEMP          82 82   81 81 82 82   81 83 83 83   81 83 83 83   81 83 83 80
DEWPT         72 73   73 73 73 74   73 73 73 73   73 73 73 73   73 73 73 73
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      BZ    GN      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20      10    20      10    20      10    20      10    10
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

VIZ002-200815-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
410 PM AST Thu Oct 19 2017

DATE           10/19/17      FRI 10/20/17            SAT 10/21/17            SUN
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                      82          85          83          83          82
TEMP          84 84 83 82 83 85 85 85 85 85 85 85 84 83 83 83 83 83 82 82 82 83
DEWPT         75 75 75 74 74 74 74 74 74 74 73 72 73 72 72 73 73 73 72 72 72 73
RH            74 74 77 77 74 70 70 70 70 70 67 65 70 70 70 72 72 72 72 72 72 72
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      18 17 16 17 16 17 17 16 13 12 12 14 13 17 18 18 17 14 21 21 21 21
CLOUDS        CL CL CL CL CL CL CL CL CL FW FW FW FW FW FW CL CL SC SC SC SC SC
POP 12HR                      5           5          10          10          10
QPF 12HR                      0           0        0.01           0        0.03
RAIN SHWRS                                S  S  S  S  S  S        S  S  S  S  S
OBVIS          H  H  H  H  H  H  H  H  H
HEAT INDEX    92 92 90 88 90 93 93 93 93 93 92 91 90 88 88 89 89 89 87 87 87 89
MAX HEAT         92    90    93    93    93    93    90    89    89    89    89


DATE           10/22  MON 10/23/17  TUE 10/24/17  WED 10/25/17  THU 10/26/17
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      82    83      82    84      82    84      82    84
TEMP          83 83   82 82 83 83   82 83 84 83   82 84 84 84   82 82 84 81
DEWPT         73 74   74 74 75 75   73 74 74 74   74 74 74 75   74 74 74 74
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20      10    10      10    10      10    20      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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