Area Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 172028
AFMSJU

Area Forecast Matrices
National Weather Service San Juan PR
428 PM AST Sun Dec 17 2017

PRZ001-180815-
San Juan and Vicinity-
Including the cities of Bayamon, Carolina, Catano, Guaynabo,
San Juan, Toa Alta, Toa Baja, and Tujillo Alto
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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                68 73 76    77 82 85    68 73 77          84    67 72 81
Temp          78 76 75 74 73 77 81 82 78 75 74 74 73 77 83 84 78 75 74 73 72 77
Dewpt         71 71 72 72 72 72 72 72 72 72 72 72 71 71 71 70 70 71 71 71 70 71
RH            79 85 90 93 97 85 74 72 82 90 93 93 93 82 67 63 76 87 90 93 93 82
Wind dir      NE NE NE NE NE NE NE NE NE  E  E NE  E NE NE NE NE NE NE NE NE NE
Wind spd      13 11 11 11 11 12 14 13 11  9  8  8  6  9 11 11  9  8  9  9  9 10
Clouds        B1 SC SC SC SC B1 B1 SC SC B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1
PoP 12hr                     30          40          30          30          30
QPF 12hr                   0.06   0.11-0.19        0.02        0.03        0.01
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Heat index                      85 87                   87 88
Max heat         86                91    88          84    91    90    87    86


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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    83      72    84      71    83      71    83
Temp          83 75   73 76 83 75   73 77 84 75   72 76 83 74   72 76 83 74
Dewpt         70 69   70 70 70 70   71 71 71 70   70 68 70 69   68 69 68 68
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1   B1 B1 B1 SC   SC SC SC SC   B1 B1 B1 B1   SC B1 B1 B1
PoP 12hr         40      40    40      20    40      40    40      30    40
Rain shwrs    SC SC   SC SC SC IS   IS IS IS SC   SC SC SC SC   SC SC SC SC
Tstms                                             IS IS IS IS   IS IS IS IS

$$

PRZ002-180815-
Northeast-
Including the cities of Ceiba, Canovanas, Fajardo, Humacao,
Loiza, Luquillo, Naguabo, and Rio Grande
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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 74 80    73 82 85    64 72 78    72 82 85    63 72 81
Temp          78 76 76 75 74 77 81 82 77 75 74 73 72 76 81 82 77 75 74 73 72 76
Dewpt         71 71 72 72 72 72 72 72 72 72 71 71 71 71 71 71 70 70 71 71 70 70
RH            79 85 87 90 93 85 74 72 85 90 90 93 97 85 72 69 79 84 90 93 93 82
Wind dir      NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd      16 14 14 14 14 14 16 14 12 10 10 10 10 10 11 11 10  9 10 10 10 11
Wind gust     27 28 28
Clouds        B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     40          50          30          30          30
QPF 12hr                   0.07   0.14-0.22        0.03        0.03        0.01
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Heat index    80                85 86                   85 87
Max heat         87    86    88    94    91    84    84    91    89    85    85


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      73    82      72    82      72    81      72    82
Temp          82 75   74 76 82 75   73 76 82 75   73 76 81 74   73 76 82 75
Dewpt         70 69   70 70 71 70   70 70 71 70   70 68 70 69   67 68 68 68
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1   B1 B1 B1 SC   B1 B1 B1 SC   B1 B1 B1 B1   SC B1 B2 B1
PoP 12hr         40      50    50      40    40      50    50      50    50
Rain shwrs    SC SC   SC SC SC IS   SC SC SC SC   SC SC SC SC   SC SC SC SC
Tstms                                             IS IS IS IS   IS IS IS IS

$$

PRZ003-180815-
Southeast-
Including the cities of Arroyo, Guayama, Maunabo, Patillas,
Salinas, and Yabucoa
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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 72 77    75 83 87    65 70 76    75 83 87    65 69 80
Temp          77 75 74 73 72 76 82 83 77 74 73 71 70 76 82 83 77 74 72 70 69 75
Dewpt         70 70 70 70 70 70 71 72 71 71 70 70 70 70 70 69 69 69 69 69 68 69
RH            79 84 87 90 93 82 69 70 82 90 90 97100 82 67 63 76 84 90 97 97 82
Wind dir      NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd      16 13 12 12 12 13 14 14 12 10  9  9 10  9 11 11  9  8  8  8  6  8
Clouds        SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
PoP 12hr                     20          50          30          30          30
QPF 12hr              0.02-0.08   0.14-0.22        0.03        0.03        0.01
Rain shwrs    IS IS IS IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Heat index                      86 88                   86 87
Max heat         86          84    94    91                93    90    86    86


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      70    82      70    83      69    82      69    82
Temp          82 74   71 75 82 73   71 75 83 73   70 74 82 73   70 74 82 73
Dewpt         69 68   69 69 69 69   69 69 69 69   68 67 69 68   66 67 66 67
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC SC FW   SC SC SC SC   SC SC SC B1   SC SC SC SC
PoP 12hr         30      10    10      20    30      10    40      30    30
Rain shwrs    SC SC   IS IS IS IS   IS IS IS SC   IS IS SC SC   SC IS SC SC
Tstms                                                   IS IS   IS IS

$$

PRZ004-180815-
Eastern Interior-
Including the cities of Aguas Buenas, Caguas, Cayey, Cidra,
Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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                65 69 73    75 80 84    64 68 71    74 81 85    65 68 71
Temp          75 72 71 70 69 74 79 80 74 72 70 69 68 74 80 81 75 72 70 69 68 73
Dewpt         69 70 70 70 69 70 71 71 71 70 69 69 68 69 70 69 69 69 68 68 67 69
RH            82 93 97100100 87 77 74 90 93 97100100 84 72 67 82 90 93 97 97 87
Wind dir      NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd      12 10 10 10 10 11 13 12 10  6  6  6  5  6 10 10  8  5  5  6  6  6
Clouds        SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1
PoP 12hr                     20          50          30          30          30
QPF 12hr                   0.05   0.13-0.22        0.03        0.03        0.01
Rain shwrs    IS IS IS IS IS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Heat index                      81 83                   82 84
Max heat         83                90    87                91    87


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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          81      68    80      68    81      67    80      67    80
Temp          81 72   69 73 80 71   69 73 81 71   68 72 80 71   68 72 80 71
Dewpt         68 67   68 68 69 69   68 69 69 68   68 66 68 67   66 67 66 66
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      LT    GN      LT    GN      GN    GN      LT    GN
Avg clouds    B1 B1   SC SC SC FW   SC SC SC SC   SC SC SC B1   SC SC B1 B1
PoP 12hr         40      20    20      20    30      20    40      30    50
Rain shwrs    SC SC   IS IS IS IS   IS IS IS SC   IS IS SC SC   SC SC SC SC
Tstms                                                   IS IS   IS IS IS

$$

PRZ005-180815-
North Central-
Including the cities of Arecibo, Barceloneta, Dorado, Florida,
Manati, Vega Alta, and Vega Baja
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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                68 72 76    77 81 84    67 72 77    79 83 85    64 70 81
Temp          77 75 74 73 72 76 80 81 77 74 73 73 72 76 82 83 77 73 72 71 70 75
Dewpt         71 71 72 72 72 72 72 72 72 72 71 71 71 70 71 70 71 70 71 70 69 71
RH            82 87 93 97100 87 77 74 85 93 93 93 97 82 69 65 82 90 97 97 97 87
Wind dir      NE NE NE NE NE NE NE NE NE  E  E  E  E NE NE NE NE  E NE NE NE NE
Wind spd      12 11 12 11 11 12 13 13 11  8  8  8  6  8 11 11  9  6  8  9  9  9
Clouds        B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1
PoP 12hr                     30          30          30          30          30
QPF 12hr                   0.05   0.07-0.12        0.02        0.03        0.01
Rain shwrs    SC SC SC SC SC SC SC IS IS IS IS IS IS SC SC SC SC SC SC SC SC SC
Heat index                      83 85                   86 88
Max heat         84                90    87          84    91    90    86    87


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      70    82      70    83      69    83      69    82
Temp          83 74   71 75 82 73   71 75 83 73   70 74 83 73   70 74 82 73
Dewpt         69 68   69 70 70 70   69 71 71 70   69 68 68 69   67 68 68 67
PWind dir        NE       E     E      NE    NE      NE    NE       E    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC   SC SC SC SC   SC SC SC SC   B1 B1 B1 SC   FW SC SC B1
PoP 12hr         30      30    30      10    30      30    30      20    30
Rain shwrs    SC IS   SC SC SC IS   IS IS IS SC   SC SC SC SC   IS IS IS SC
Tstms                                             IS IS IS IS

$$

PRZ006-180815-
Central Interior-
Including the cities of Aibonito, Baranquitas, Ciales, Coamo,
Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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                61 67 72    70 77 86    61 67 71    68 79 86    60 65 69
Temp          73 70 69 68 67 72 76 77 72 70 69 68 67 72 78 79 72 69 67 66 65 71
Dewpt         68 68 69 68 67 68 69 70 69 69 68 67 67 67 68 67 67 67 67 66 65 67
RH            84 93100100100 87 79 79 90 97 97 97100 84 71 67 84 93100100100 87
Wind dir      NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd      13 12 12 11 11 12 13 12 10  8  8  8  8  5  9  9  6  4  4  5  5  5
Clouds        SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1
PoP 12hr                     20          40          30          30          30
QPF 12hr                   0.03   0.10-0.15        0.02        0.03        0.01
Rain shwrs    SC IS IS IS IS IS IS SC SC IS IS IS IS SC SC SC SC SC SC SC SC SC
Heat index                                                 81
Max heat         83                92    88                91    87


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      65    78      65    79      64    78      64    78
Temp          80 69   66 70 78 69   66 70 79 68   65 70 78 68   65 70 78 68
Dewpt         67 65   66 67 67 67   66 68 67 67   65 65 65 66   64 66 64 65
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    B1 SC   SC SC SC FW   SC SC SC SC   SC SC SC SC   FW SC SC B1
PoP 12hr         30      10    10      10    30      10    30      20    40
Rain shwrs    SC SC   IS IS IS IS   IS IS IS SC   IS IS SC SC   IS IS SC SC
Tstms                                                   IS IS

$$

PRZ007-180815-
Ponce and Vicinity-
Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas,
Ponce, and Santa Isabel
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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                62 70 75    71 84 89    62 69 75    68 83 87    60 66 80
Temp          77 74 72 71 70 75 82 83 77 73 72 70 69 75 82 83 75 71 69 67 66 73
Dewpt         68 68 68 69 68 68 69 70 70 69 68 68 67 67 67 67 68 67 68 67 66 68
RH            74 82 87 93 93 79 65 65 79 87 87 93 93 76 61 59 79 87 97100100 84
Wind dir      NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE  E NE NE NE NE NE NE
Wind spd      12 12 11 11 11 12 13 12  9  8  6  8  9  6  8  8  6  5  5  5  5  5
Clouds        SC SC SC SC SC SC SC B1 B1 SC SC SC SC FW FW FW FW SC SC SC SC SC
PoP 12hr                      5          40          30          30          30
QPF 12hr                   0.01   0.06-0.14        0.02        0.03        0.01
Rain shwrs    IS IS IS IS IS IS IS SC SC IS IS IS IS SC SC IS IS SC SC SC SC SC
Heat index                      85 87                   84 85
Max heat         87          83    95    92                92    90    86    86


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      66    82      66    83      66    82      66    82
Temp          82 71   67 73 82 71   67 73 82 71   67 72 82 71   67 72 82 71
Dewpt         68 66   67 67 67 68   67 68 67 68   66 66 64 67   65 66 64 65
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    LT
Avg clouds    SC SC   SC SC SC FW   SC SC SC SC   SC SC SC SC   FW SC SC SC
PoP 12hr         30      10    10      10    30      10    10      10    30
Rain shwrs    SC IS   IS IS IS IS   IS IS IS SC   IS IS IS IS   IS IS SC SC
Tstms                                                      IS

$$

PRZ008-180815-
Northwest-
Including the cities of Aguadilla, Camuy, Hatillo, Isabela,
and Quebradillas
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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                68 72 76    77 80 84    67 71 76    79 81 85    64 69 80
Temp          76 74 73 73 72 75 79 80 76 74 73 72 71 75 80 81 75 72 71 70 69 74
Dewpt         70 71 71 71 71 71 71 71 71 71 71 70 70 70 70 70 70 70 70 69 68 69
RH            82 90 93 93 97 87 77 74 85 90 93 93 97 84 72 69 84 93 97 97 97 84
Wind dir      NE NE NE NE NE NE NE NE NE NE  E  E  E  E NE NE NE  E  E NE NE NE
Wind spd      16 14 16 14 14 14 17 16 13 11 10 10  9 11 13 14 12 10 11 12 11 12
Wind gust     27 28 28
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                     20          20          20          20          30
QPF 12hr                   0.04        0.05        0.02        0.03        0.01
Rain shwrs    SC IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC
Heat index                      81 82                   83 85
Max heat         86                90    89                91    90    84    85


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      69    81      69    81      68    81      68    82
Temp          83 73   70 74 81 72   70 74 81 72   69 73 81 72   69 74 82 72
Dewpt         69 68   69 69 70 70   69 70 71 70   68 67 67 68   67 68 68 67
PWind dir        NE       E     E       E    NE       E    NE       E     E
Wind char        GN      GN    GN      GN    BZ      GN    BZ      GN    BZ
Avg clouds    SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   FW SC SC SC
PoP 12hr         30      30    30      10    20      30    30      10    30
Rain shwrs    SC IS   SC SC SC IS   IS IS IS IS   SC SC SC IS   IS IS IS IS
Tstms                                                      IS

$$

PRZ009-180815-
Western Interior-
Including the cities of Adjuntas, Lares, Las Marias, Maricao,
Sabana Grande, San Sebastian, and Utuado
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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                63 67 71    71 78 87    62 66 70    71 79 87    62 64 68
Temp          73 71 69 68 67 72 77 78 72 70 69 67 66 71 78 79 72 68 67 65 64 70
Dewpt         68 69 69 68 67 68 70 69 69 69 68 67 66 67 68 67 68 67 66 65 64 67
RH            84 93100100100 87 79 74 90 97 97100100 87 71 67 87 97 97100100 90
Wind dir      NE NE NE NE NE NE NE NE NE NE NE  E NE NE NE NE NE NE NE NE NE NE
Wind spd      12 11 10 11 11 11 13 12 10  8  6  8  8  6  9  9  8  5  5  6  6  6
Clouds        SC SC SC SC SC FW FW SC SC B1 B1 B1 B1 FW FW FW FW B1 B1 B1 B1 B1
PoP 12hr                     10          30          20          20          30
QPF 12hr                   0.02   0.03-0.11        0.02        0.03        0.01
Rain shwrs    IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC
Heat index                                                 80
Max heat         84                93    89                90    87


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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          79      64    78      64    78      63    78      63    78
Temp          78 68   65 70 78 68   65 70 78 67   64 69 78 67   64 69 77 67
Dewpt         67 65   65 67 68 67   65 68 68 67   64 65 63 66   63 65 65 65
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        LT      LT    LT      LT    GN      GN    GN      LT    GN
Avg clouds    B1 SC   SC SC SC FW   SC SC SC SC   SC SC SC SC   FW SC SC SC
PoP 12hr         30      10    10      10    30      10    20      10    30
Rain shwrs    SC IS   IS IS IS IS   IS IS IS SC   IS IS IS IS   IS IS SC SC
Tstms                                                      IS

$$

PRZ010-180815-
Mayaguez and Vicinity-
Including the cities of Aguada, Anasco, Hormigueros, Mayaguez,
Moca, Rincon, and San German
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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 71 79    76 83 87    66 70 79    76 83 86    65 69 80
Temp          77 75 73 72 71 76 82 83 77 74 73 71 70 75 81 83 76 73 72 70 69 74
Dewpt         70 70 71 70 70 71 71 71 71 71 71 70 69 69 69 69 70 70 69 69 68 70
RH            79 84 93 93 97 85 69 67 82 90 93 97 97 82 67 63 82 90 90 97 97 87
Wind dir      NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd      17 14 13 13 13 14 17 16 13 11 10 10 11 11 12 12 12 11 11 12 12 12
Wind gust     28 28 28 28 28 28 28 27 27 26 20                27 29 28 29 29
Clouds        SC SC SC SC SC FW FW SC SC SC SC SC SC FW FW FW FW SC SC SC SC SC
PoP 12hr                     10          20          20          20          30
QPF 12hr                   0.01        0.04        0.02        0.02        0.01
Rain shwrs    IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS IS SC SC SC SC SC
Heat index                      85 87                   85 86
Max heat         86    84    84    93    89          86    90    88    86    86


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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          81      69    82      69    82      68    82      68    82
Temp          81 73   70 75 82 73   70 75 82 72   69 74 82 72   69 74 82 72
Dewpt         69 68   69 69 70 70   69 70 71 70   68 67 66 69   67 68 67 67
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    SC SC   SC SC SC FW   SC SC SC SC   SC SC SC SC   FW SC SC SC
PoP 12hr         30      10    10      10    30      10    10      10    30
Rain shwrs    SC IS   IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ011-180815-
Southwest-
Including the cities of Cabo Rojo, Guanica, and Lajas
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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 71 75          87    68 71 76          86    66 70 80
Temp          79 76 74 72 71 77 85 86 79 75 74 72 71 77 84 86 78 74 73 71 70 76
Dewpt         69 69 70 69 69 70 70 71 72 70 70 69 68 68 68 68 69 70 69 69 68 70
RH            72 79 87 90 93 79 61 61 79 84 87 90 90 74 59 55 74 87 87 93 93 82
Wind dir      NE NE NE NE NE NE NE  E  E  E  E  E  E NE NE  E NE NE NE NE NE NE
Wind spd      12  9  9  8  8  9 12 11  9  6  6  5  6  8  8  5  6  9  8  8  8  8
Wind gust        20 19
Clouds        SC FW FW FW FW FW FW SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW
PoP 12hr                      5          30          20          20          30
QPF 12hr                      0   0.03-0.10        0.02        0.03        0.01
Rain shwrs    IS IS IS IS IS IS IS SC SC IS IS IS IS IS IS IS IS SC SC SC SC SC
Heat index    80                90 92 80                88 89
Max heat         87          83    95    93          83    91    89    85    86


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      70    85      70    85      69    85      69    84
Temp          85 74   71 76 85 74   71 76 85 73   70 75 85 73   70 75 84 73
Dewpt         69 68   68 69 69 69   69 69 69 69   68 68 65 68   67 68 66 67
PWind dir        NE      NE     E      NE    NE      NE    NE      NE    NE
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   FW SC SC SC
PoP 12hr         30      10    20      10    30      10    10      10    30
Rain shwrs    SC SC   IS IS IS IS   IS IS IS SC   IS IS IS IS   IS IS SC SC

$$

PRZ012-180815-
Culebra-
Including the city of Culebra
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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          85          76          84    74 76 80
Temp          82 80 79 79 78 81 84 85 81 79 78 77 76 80 83 84 81 79 78 77 76 80
Dewpt         73 73 74 74 74 74 74 74 74 73 73 73 73 72 72 72 73 72 73 72 71 71
RH            74 79 85 85 88 79 72 70 79 82 85 87 90 77 70 67 77 79 85 85 85 74
Wind dir      NE NE NE NE NE NE NE NE  E  E  E NE NE NE NE NE NE NE NE NE NE NE
Wind spd      23 23 23 21 21 21 21 18 17 17 16 17 17 18 17 14 14 16 17 17 17 18
Clouds        B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     40          50          30          30          30
QPF 12hr                   0.08        0.18        0.03        0.03        0.01
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC SC SC SC SC
Heat index    88 85 82       86 91 93 86 80          82 89 90 85 80          82
Max heat         89    86    86    94    91    84    86    92    90    86    85


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      76    85      76    84      77    83      77    84
Temp          85 79   77 80 85 79   77 80 84 79   78 80 83 79   77 80 84 79
Dewpt         71 71   71 71 71 72   72 72 72 72   71 69 71 71   69 70 69 70
PWind dir        NE      NE     E      NE     E      NE    NE      NE    NE
Wind char        BZ      BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 SC   B1 B1 B1 SC   B1 B1 B1 SC   B2 B2 B1 B1   SC B1 B2 B2
PoP 12hr         30      30    30      40    40      50    50      50    50
Rain shwrs    SC SC   SC SC SC IS   SC SC SC SC   SC SC SC SC   SC SC SC SC
Tstms                                             IS IS IS IS   IS IS IS IS

$$

PRZ013-180815-
Vieques-
Including the city of Vieques
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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          84          76          85    73 75 80
Temp          81 80 79 78 78 80 84 84 81 79 78 77 76 80 84 85 80 78 77 76 75 79
Dewpt         72 73 73 74 73 74 74 73 73 73 72 72 72 72 72 72 72 71 73 71 71 70
RH            74 79 82 88 85 82 72 70 77 82 82 85 87 77 67 65 77 79 87 85 87 74
Wind dir      NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd      23 23 21 20 20 19 19 17 16 16 14 14 14 18 17 16 16 16 17 17 17 17
Clouds        B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     40          50          30          30          30
QPF 12hr                   0.09        0.20        0.03        0.03        0.01
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC SC SC SC SC
Heat index    86 82 80       85 90 91 85             82 89 91 84             80
Max heat         89    86    88    95    93    84    84    92    90    86    84


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      76    85      75    85      75    84      75    85
Temp          85 79   77 79 85 78   76 79 85 78   76 79 84 78   76 79 85 78
Dewpt         71 71   71 71 71 72   71 71 71 72   71 69 71 71   69 69 69 70
PWind dir        NE      NE    NE      NE    NE      NE    NE      NE    NE
Wind char        BZ      BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 B1   B1 B1 B1 SC   B1 B1 B1 SC   B2 B2 B1 B1   SC B1 B2 B2
PoP 12hr         30      50    50      40    40      50    50      50    50
Rain shwrs    SC SC   SC SC SC IS   SC SC SC SC   SC SC SC SC   SC SC SC SC
Tstms                                             IS IS IS IS   IS IS IS IS

$$

VIZ001-180815-
St.Thomas...St. John...and Adjacent Islands-
Including the cities of Anna`s Retreat, Charlotte Amalie,
Charlotte Amalie East, Charlotte Amalie West, and Cruz Bay
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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 75 79          85    72 74 79          84    70 74 80
Temp          81 78 77 76 75 79 84 85 80 77 76 75 74 78 83 84 79 77 76 75 74 78
Dewpt         72 73 73 73 73 73 73 73 73 72 72 72 72 72 72 72 72 72 72 71 70 70
RH            74 85 87 90 94 82 70 67 79 85 87 90 93 82 70 67 79 85 87 87 87 76
Wind dir      NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd      23 23 23 20 20 20 20 17 16 16 14 16 16 18 17 16 16 17 17 17 17 18
Clouds        B1 B1 B1 B1 B1 B2 B2 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
PoP 12hr                     40          50          30          30          30
QPF 12hr                   0.08        0.18        0.03        0.03        0.01
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC SC SC SC SC
Heat index    85             80 91 92 83                89 90 81
Max heat         90    84    87    95    91    84    84    92    90    84    85


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      73    84      74    84      74    84      74    84
Temp          85 76   74 77 84 77   75 78 84 77   75 78 84 77   75 78 84 77
Dewpt         70 70   70 70 70 71   71 71 71 71   70 68 69 70   68 69 68 69
PWind dir        NE      NE     E      NE     E      NE    NE      NE     E
Wind char        BZ      BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 SC   SC SC SC SC   B1 B1 B1 SC   B1 B1 B1 B1   SC B1 B1 B1
PoP 12hr         30      30    30      40    40      40    40      50    50
Rain shwrs    SC SC   SC SC SC IS   SC SC SC SC   SC SC SC SC   SC SC SC SC
Tstms                                             IS IS IS IS   IS IS IS IS

$$

VIZ002-180815-
St Croix-
Including the cities of Christiansted, Frederiksted,
Frederiksted Southeast, and Grove Place
428 PM AST Sun Dec 17 2017

Date           12/17/17      Mon 12/18/17            Tue 12/19/17            Wed
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          85          73          84    65 68 75
Temp          79 77 76 75 74 79 84 85 80 77 75 74 73 78 83 84 77 73 71 69 68 75
Dewpt         74 73 73 73 73 73 72 72 71 72 72 72 71 71 71 72 72 72 71 69 68 70
RH            85 87 90 94 97 82 67 65 74 85 90 93 93 79 67 67 85 97100100100 84
Wind dir      NE NE NE NE NE NE NE  E  E NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd      23 21 20 17 17 18 18 17 16 14 14 16 14 17 17 16 17 18 19 18 19 18
Clouds        B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 B1 SC SC B1 B1 B1 B1 B1
PoP 12hr                     40          40          40          40          30
QPF 12hr                   0.07        0.10        0.03        0.05        0.01
Rain shwrs    SC SC SC SC SC SC SC IS IS IS IS IS IS SC SC SC SC SC SC SC SC SC
Heat index    81                90 92 82                88 89
Max heat         89          86    96    93                92    90


Date           12/20  Thu 12/21/17  Fri 12/22/17  Sat 12/23/17  Sun 12/24/17
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      69    83      69    84      70    84
Temp          84 74   70 75 84 74   70 75 83 73   70 75 84 74   71 76 84 74
Dewpt         71 71   70 71 71 72   70 71 71 71   70 70 70 70   69 69 69 70
PWind dir        NE      NE     E      NE     E      NE    NE      NE     E
Wind char        BZ      BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    B1 SC   SC SC SC SC   B1 B1 B1 SC   B1 B1 B1 B1   SC B1 B1 B1
PoP 12hr         30      30    30      40    40      40    40      40    40
Rain shwrs    SC IS   SC SC SC IS   SC SC SC SC   SC SC SC SC   SC SC SC SC
Tstms                                             IS IS IS IS   IS IS IS IS

$$


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