Area Forecast Matrices
Issued by NWS San Juan, PR

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174
FOCA52 TJSJ 180820
AFMSJU

Area Forecast Matrices
National Weather Service San Juan PR
420 AM AST Sat Nov 18 2017

PRZ001-182200-
San Juan and Vicinity-
Including the cities of Bayamon, Carolina, Catano, Guaynabo,
San Juan, Toa Alta, Toa Baja, and Tujillo Alto
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                      86    71 75 79    79 85 86    70 74 79    81 87 89
Temp          76 80 85 86 80 78 77 76 75 80 84 85 80 78 76 75 74 80 86 87 81 78
Dewpt         75 76 77 76 74 73 71 71 72 73 74 73 72 73 74 75 74 75 75 74 76 76
RH            97 88 77 72 82 85 82 85 90 79 72 67 77 85 94100100 85 70 65 85 94
Wind dir      SW SE SE  N  N SE  S  S  S  S SE  S SE SE  S SE SE SE  E NE  E  S
Wind spd       3  3  6  8  6  5  5  5  4  5  8  8  5  4  4  4  4  5  6  9  6  5
Clouds        SC SC SC B2 B2 B2 B2 B1 B1 B2 B2 SC SC SC SC SC SC SC SC B1 B1 SC
PoP 12hr                     60          50          60          30          50
QPF 12hr              0.22-0.34        0.21   0.21-0.33        0.08   0.16-0.25
Rain shwrs    SC SC SC NM NM SC SC SC SC NM NM SC SC IS IS IS IS SC SC SC SC IS
Tstms                  IS IS IS IS       IS IS                         IS IS
Heat index       84 95 95 85 80          83 92 92 83             85 94 95 86 80
Max heat         90    99    96    85    88    95    92    86    90   100    98


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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    88      75    88      74    88      74    89
Temp          75 81 88 79   76 81 88 79   75 81 88 79   75 81 89 79
Dewpt         72 73 72 73   74 74 74 74   74 74 74 74   74 74 74 74
PWind dir        SE     E       E     E      SE     E      SE    SE
Wind char        LT    GN      LT    GN      LT    LT      LT    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         20    20      20    20      20    20      20    20
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ002-182200-
Northeast-
Including the cities of Ceiba, Canovanas, Fajardo, Humacao,
Loiza, Luquillo, Naguabo, and Rio Grande
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                76 84 86    67 73 78    72 83 86    67 74 79    73 84 87
Temp          75 78 83 83 78 76 75 74 73 78 82 83 79 77 75 75 74 79 83 84 79 77
Dewpt         75 76 77 75 75 72 72 72 72 74 75 73 73 74 74 74 74 75 75 76 76 75
RH           100 94 82 77 91 87 90 93 97 88 79 72 82 90 97 97100 88 77 77 91 94
Wind dir      SW  S  S SE NE  E SW SW SE SE  S  S SE SE  S SE  S SE SE  E SE  E
Wind spd       5  4  6  9  6  6  6  5  5  6 10  6  4  4  4  4  4  6  8  8  6  8
Clouds        B1 B1 B1 B2 B2 B1 B1 B1 B1 B2 B2 SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     60          50          60          40          40
QPF 12hr                   0.35        0.20   0.22-0.33        0.11        0.15
Rain shwrs    SC SC SC NM NM SC SC SC SC NM NM SC SC SC SC SC SC SC SC IS IS SC
Tstms         IS IS IS IS IS IS IS       IS IS                         IS IS
Heat index          91 91 81                89 88 82             83 91 92 84
Max heat         88    98    94    84    88    95    92    87    90    98    95


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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      75    84      74    85      74    86
Temp          75 79 85 78   76 79 84 77   75 79 85 77   75 80 86 78
Dewpt         72 73 73 74   74 74 74 74   73 74 74 74   74 74 74 74
PWind dir         E     E       E     E       E     E       E    SE
Wind char        GN    GN      GN    GN      LT    LT      GN    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40    30      30    30      30    30      30    30
Rain shwrs    SC SC IS SC   SC SC SC SC   SC SC SC SC   SC SC SC SC

$$

PRZ003-182200-
Southeast-
Including the cities of Arroyo, Guayama, Maunabo, Patillas,
Salinas, and Yabucoa
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                77 84 87    69 72 77    74 83 86    68 73 78    75 84 88
Temp          74 77 83 83 78 75 74 73 72 77 82 83 78 76 74 74 73 78 83 84 78 76
Dewpt         74 76 76 76 75 73 72 71 72 73 75 75 74 75 74 74 73 75 74 74 76 75
RH           100 97 80 80 91 94 93 93100 87 79 77 88 97100100100 91 74 72 94 97
Wind dir       W SE SE  S NW NE  E  N NE  E SE SE  E NE NE NE NE  E SE SE  E NE
Wind spd       4  5  8  9  6  5  6  5  5  5 10  6  3  4  4  5  5  8  8  9  6  5
Clouds        B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     50          40          30          30          30
QPF 12hr              0.24-0.35        0.18        0.21        0.11        0.13
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC
Tstms         IS IS IS IS IS
Heat index          90 92                   89 90 80             81 90 91 81
Max heat         85    98    94          85    97    94    85    89    98    95


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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    85      73    85      73    86      73    85
Temp          73 78 85 77   74 79 85 77   74 79 85 77   74 78 85 76
Dewpt         72 73 72 73   74 74 72 73   73 74 72 73   73 74 72 73
PWind dir         E     E      NE     E       E     E       E     E
Wind char        LT    GN      GN    GN      LT    LT      LT    GN
Avg clouds    SC SC SC FW   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30    20      20    20      20    20      20    20
Rain shwrs    SC IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ004-182200-
Eastern Interior-
Including the cities of Aguas Buenas, Caguas, Cayey, Cidra,
Comerio, Gurabo, Juncos, Las Piedras, and San Lorenzo
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                77 83 87          71    74 82 86    68 71 74    75 83 87
Temp          73 76 82 82 77 75 73 72 71 76 81 82 77 74 73 72 71 77 82 83 77 75
Dewpt         73 74 75 75 73 71 70 70 70 72 73 73 72 73 72 72 71 74 74 73 75 74
RH           100 94 79 79 87 87 90 93 97 87 77 74 85 97 97100100 90 77 72 94 97
Wind dir      SW  S SE  W  N SE  S  S SE SE SE  S SE SE  S SE SE SE SE SE SE SE
Wind spd       4  4  6  6  5  4  4  4  4  4  9  8  4  4  4  4  5  6  8  8  5  4
Clouds        B1 SC SC B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     60          40          50          30          30
QPF 12hr              0.22-0.35        0.19   0.21-0.33        0.11   0.12-0.25
Rain shwrs    SC SC SC NM NM SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Tstms         IS       IS IS IS IS       IS IS                         IS IS
Heat index          88 89                   85 85                   87 88
Max heat         83    98    93          83    94    91          84    96    93


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          71    84      72    84      71    84      71    85
Temp          72 77 84 76   73 78 84 75   72 78 84 75   72 78 84 75
Dewpt         70 71 70 72   72 73 72 72   71 73 72 72   71 73 72 72
PWind dir         E     E       E     E       E     E       E    SE
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30    20      20    20      20    20      20    20
Rain shwrs    SC IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ005-182200-
North Central-
Including the cities of Arecibo, Barceloneta, Dorado, Florida,
Manati, Vega Alta, and Vega Baja
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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    69 73 77          85    70 73 77          86
Temp          76 79 84 85 79 77 75 74 73 78 84 85 79 77 75 74 73 80 85 86 80 77
Dewpt         75 76 76 75 75 74 72 71 71 72 74 75 73 73 73 74 73 74 75 76 76 76
RH            97 91 77 72 88 90 90 90 93 82 72 72 82 87 94100100 82 72 72 88 97
Wind dir      SE SE  N  N NE SE SE  S  S SW  E NW SE NE  S  S SE SE NE  E NE SW
Wind spd       3  3  6  8  6  5  6  5  5  5  6  8  4  4  3  4  4  3  5  9  4  3
Clouds        SC SC SC B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC FW FW B2 B2 FW
PoP 12hr                     40          50          40          20          50
QPF 12hr                   0.23        0.21        0.21        0.07   0.16-0.24
Rain shwrs    IS IS IS SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS IS SC SC IS
Tstms                  IS IS IS IS       IS IS                         IS IS
Heat index       82 93 93 82             80 91 92 81             83 94 96 83
Max heat         89    98    95    84    87    96    93    83    91   102    99


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          73    87      73    87      73    87      73    89
Temp          74 80 87 77   74 80 87 77   74 80 87 77   74 81 89 78
Dewpt         72 72 73 73   73 73 75 74   72 73 75 74   72 73 75 74
PWind dir        SE     E       E     E      SE     E      SE     E
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    FW FW FW SC   FW FW FW SC   FW FW FW FW   FW FW SC SC
PoP 12hr         10    20      10    20      10    20      10    20
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ006-182200-
Central Interior-
Including the cities of Aibonito, Baranquitas, Ciales, Coamo,
Corozal, Jayuya, Morovis, Naranjito, Orocovis, and Villalba
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                73 81 86    65 69 73    69 80 86    64 69 73    69 81 87
Temp          72 75 80 81 75 73 71 70 69 74 79 80 75 72 71 70 69 75 80 81 75 72
Dewpt         72 73 74 74 72 71 70 69 68 70 72 73 72 71 71 70 69 73 73 72 73 72
RH           100 94 82 79 90 93 97 97 97 87 79 79 90 97100100100 94 79 74 94100
Wind dir       S SE  S  W NE  E SE  S SE  S SE  S SE  S SE SE  E SE SE  W  E SE
Wind spd       4  4  6  6  5  5  5  4  5  4  6  8  5  4  5  5  5  6  6  8  6  4
Clouds        B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 FW
PoP 12hr                     40          40          30          20          50
QPF 12hr                   0.22        0.19   0.20-0.30        0.07   0.09-0.24
Rain shwrs    SC IS IS SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS SC SC IS
Tstms                  IS IS IS IS       IS IS                         IS IS
Heat index          84 85                   82 83                   84 85
Max heat         83    96    93                96    93          84    96    93


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          69    82      69    82      69    82      69    83
Temp          70 75 82 73   70 75 82 73   70 75 82 73   70 76 82 73
Dewpt         69 70 68 71   70 71 72 71   70 71 72 71   70 71 72 71
PWind dir         E     E       E     E       E     E       E    SE
Wind char        LT    GN      LT    GN      LT    LT      LT    LT
Avg clouds    FW FW FW SC   FW FW FW SC   FW FW FW SC   FW FW SC SC
PoP 12hr         10    20      10    20      10    20      10    20
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ007-182200-
Ponce and Vicinity-
Including the cities of Guayanilla, Juana Diaz, Yauco, Penuelas,
Ponce, and Santa Isabel
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                73 84 89    65 71 75    69 83 88    64 72 76    69 84 88
Temp          75 77 83 84 78 75 73 72 71 77 82 83 78 75 73 73 72 78 83 84 78 75
Dewpt         75 75 76 75 74 74 72 71 70 71 73 74 74 73 73 73 72 75 75 74 74 74
RH           100 94 80 74 88 97 97 97 97 82 74 74 88 94100100100 91 77 72 88 97
Wind dir      NE  E  S  W NE NE NE NE NE  E SE SE SE NE NE NE NE  E SE SE SE NE
Wind spd       4  5  8  8  4  6  5  5  5  5  8  8  5  5  6  5  6  6  8  9  8  5
Clouds        B1 SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC FW FW SC SC FW
PoP 12hr                     40          40          30          20          20
QPF 12hr                   0.23        0.18        0.21        0.07        0.10
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS IS IS
Tstms         IS       IS IS
Heat index          91 92 80                88 89 80             80 91 91
Max heat         87   101    97          85    98    95          89   100    96


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          71    85      70    86      72    85      72    85
Temp          72 77 85 75   71 77 85 76   73 78 85 76   73 78 85 76
Dewpt         71 71 70 73   71 72 73 72   71 72 73 72   71 72 73 72
PWind dir         E     E      NE    SE      NE     E       E    SE
Wind char        LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    FW FW FW SC   FW FW FW FW   FW FW FW SC   FW FW FW SC
PoP 12hr         10    10      10    20      10    20      10    20
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ008-182200-
Northwest-
Including the cities of Aguadilla, Camuy, Hatillo, Isabela,
and Quebradillas
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                80 83 86    69 73 77          82    70 74 79          83
Temp          76 78 82 82 78 76 75 74 73 77 82 82 78 76 75 75 74 78 82 83 78 76
Dewpt         75 75 74 75 75 75 73 72 71 72 73 75 73 72 72 73 73 74 75 76 74 74
RH            97 91 77 79 91 97 94 93 93 85 74 79 85 87 90 94 97 88 79 80 88 94
Wind dir       S NE NW  N NE  E SE SE  S  S  W  E SE  E SE SE SE  E  N  E  E  E
Wind spd       4  4  9  8  8  6  6  5  5  4  6 10  4  4  3  4  5  2  4  6  6  4
Clouds        SC SC SC B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC FW FW B2 B2 FW
PoP 12hr                     40          50          30          20          50
QPF 12hr              0.22-0.36        0.21        0.17        0.07        0.22
Rain shwrs    IS SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS IS SC SC IS
Tstms            IS IS IS IS IS IS                                     IS IS
Heat index          88 89                   87 89                   89 91
Max heat         88    96    94    83    85    94    93    84    87    97    94
Flash Flood    A  A  A


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          73    84      72    84      74    85      74    87
Temp          74 78 84 76   73 78 84 77   75 79 85 77   75 80 87 78
Dewpt         72 70 72 74   71 72 74 73   71 72 74 73   71 72 74 73
PWind dir        SE     E       E     E      SE     E      SE     E
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW SC   FW FW FW SC   FW FW FW FW   FW FW SC SC
PoP 12hr         10    20      10    20      10    20      10    40
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ009-182200-
Western Interior-
Including the cities of Adjuntas, Lares, Las Marias, Maricao,
Sabana Grande, San Sebastian, and Utuado
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                75 81 87          69    71 81 86    66 70 73    72 81 87
Temp          73 75 80 81 75 73 71 70 69 75 80 81 75 73 71 71 70 75 80 81 75 72
Dewpt         73 73 74 73 73 73 71 70 69 70 72 73 72 71 71 70 70 73 74 73 73 72
RH           100 94 82 77 94100100100100 84 77 77 90 93100 97100 94 82 77 94100
Wind dir      SE SE  W NW NE  E SE SE SE SE  S NE  S  E SE SE  E SE SE NE  E SE
Wind spd       4  4  5  5  5  5  4  4  4  5  6  9  6  6  5  5  8  5  5  6  5  4
Clouds        SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC FW FW B1 B1 FW
PoP 12hr                     40          50          30          20          50
QPF 12hr              0.22-0.29        0.19        0.19        0.07   0.09-0.22
Rain shwrs    SC IS IS SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS IS SC SC IS
Tstms                  IS IS IS IS                                     IS IS
Heat index          84 85                   83 85                   85 86
Max heat               98    93                95    92          84    98    94


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          68    82      68    82      70    82      70    83
Temp          69 75 82 72   69 75 82 74   71 76 82 73   71 76 83 74
Dewpt         69 69 68 72   69 70 73 72   69 70 73 72   69 70 73 72
PWind dir         E     E       E     E       E     E       E    SE
Wind char        LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW SC SC   FW FW SC SC   FW FW SC SC   FW FW SC SC
PoP 12hr         10    40      10    40      10    40      10    40
Rain shwrs    IS IS SC SC   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ010-182200-
Mayaguez and Vicinity-
Including the cities of Aguada, Anasco, Hormigueros, Mayaguez,
Moca, Rincon, and San German
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                78 83 86    70 74 80    76 83 86    70 74 81    77 83 86
Temp          76 78 82 83 78 76 75 74 74 78 82 83 79 77 76 75 74 79 82 83 79 76
Dewpt         75 74 74 74 75 75 74 73 72 72 74 75 74 74 74 74 74 75 76 76 74 74
RH            97 88 77 74 91 97 97 97 93 82 77 77 85 90 94 97100 88 82 80 85 94
Wind dir      SE  E NW  N NE  E  E  E  E  E  S  E  S SE  E  E  E  E  S  E  E  E
Wind spd       5  4  9  6  8  6  5  5  5  5  8  9  9  6  4  5  6  4  4  8  6  6
Clouds        B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC FW FW B1 B1 FW
PoP 12hr                     50          50          30          20          40
QPF 12hr              0.23-0.39        0.20   0.17-0.24        0.07   0.09-0.24
Rain shwrs    SC SC SC NM NM SC SC SC SC SC SC IS IS IS IS IS IS IS IS SC SC IS
Tstms            IS IS IS IS IS IS                                     IS IS
Heat index          88 89                   88 90 82             81 90 91 80
Max heat         86    94    91    86    87    96    93    90    89    95    92


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          73    84      73    85      74    85      74    86
Temp          74 79 84 76   74 79 85 78   75 79 85 78   75 80 86 78
Dewpt         73 71 70 75   72 72 74 73   71 72 74 73   71 72 74 73
PWind dir         E     E       E     E       E     E       E    SE
Wind char        LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    FW FW SC SC   FW FW SC SC   FW FW SC SC   FW FW SC SC
PoP 12hr         10    40      10    40      10    40      10    40
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ011-182200-
Southwest-
Including the cities of Cabo Rojo, Guanica, and Lajas
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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    72 74 79          85    73 75 80          85
Temp          76 79 84 85 80 77 76 75 74 79 84 85 80 78 77 76 75 80 84 85 80 77
Dewpt         76 76 77 75 74 75 75 74 73 73 75 75 76 76 75 76 75 76 77 76 76 75
RH           100 91 80 72 82 94 97 97 97 82 74 72 88 94 94100100 88 80 75 88 94
Wind dir       E SE SW  N NE  E  E  E  E  E SE  E SE  E  E  E  E  E SE SE SE NE
Wind spd       5  6  9  9  8  6  6  6  6  8 10 10  9  6  8  6  9  6  9 10  9  6
Clouds        B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC FW FW SC SC FW
PoP 12hr                     40          50          30          20          20
QPF 12hr              0.23-0.31   0.19-0.25        0.21        0.07        0.10
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS IS IS IS IS IS IS IS
Tstms         IS       IS IS IS IS IS IS
Heat index          93 93 83             82 92 93 86             85 94 94 84
Max heat         85    98    94    85    87    96    93    88    90    99    96


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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      73    88      75    87      75    88
Temp          75 80 86 77   74 80 88 79   76 81 87 79   76 81 88 79
Dewpt         74 73 71 74   72 73 74 74   73 73 74 74   73 73 74 74
PWind dir         E     E       E     E       E    SE       E    SE
Wind char        GN    GN      GN    GN      GN    LT      LT    GN
Avg clouds    FW FW FW FW   FW FW FW FW   FW FW FW SC   SC SC SC SC
PoP 12hr         10    10      10    20      10    20      20    20
Rain shwrs    IS IS IS IS   IS IS IS IS   IS IS IS IS   IS IS IS IS

$$

PRZ012-182200-
Culebra-
Including the city of Culebra
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                      83          79          83          79          84
Temp          80 80 82 83 81 80 79 79 79 81 83 83 82 80 80 79 79 81 83 84 82 81
Dewpt         77 77 77 78 77 76 75 76 76 76 76 75 76 77 76 76 76 76 76 76 75 74
RH            91 91 85 85 88 88 88 91 91 85 80 77 82 91 88 91 91 85 80 77 79 79
Wind dir       S SW  S  S  W  S  S SE  E  E  S  S  E SE SE SE SE SE SE  E  E  E
Wind spd      11  9 11  9  8 13 11 11  9 11 17  9  5  5  9  6 10 10  9  8  9 11
Clouds        B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     50          40          40          40          40
QPF 12hr              0.27-0.32        0.18        0.25        0.12        0.14
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC
Tstms         IS IS IS IS IS             IS IS
Heat index    82 87 91 92 88 84 83 83 82 87 90 91 88 87 84 84 83 88 92 92 88 86
Max heat         88    95    93    88    89    93    92    89    90    96    94


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          79    85      80    84      79    84      79    84
Temp          80 82 85 81   80 81 84 81   80 82 84 81   80 81 84 81
Dewpt         75 75 74 75   76 75 75 75   75 75 75 75   75 75 75 75
PWind dir         E     E       E     E       E     E       E    SE
Wind char        GN    GN      GN    GN      GN    LT      GN    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40    30      30    30      30    30      30    30
Rain shwrs    SC SC IS SC   SC SC SC SC   SC SC SC SC   SC SC SC SC

$$

PRZ013-182200-
Vieques-
Including the city of Vieques
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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    74 76 81          84          78          85
Temp          79 79 83 84 80 79 77 77 76 80 83 84 81 80 79 78 78 81 84 85 81 80
Dewpt         77 77 77 78 77 76 75 75 76 76 77 77 76 77 76 76 76 76 77 77 76 74
RH            94 94 82 82 91 91 94 94100 88 82 80 85 91 91 94 94 85 80 77 85 82
Wind dir       S SW  S  S  N  S  S SE  E  E  S SE  E  E SE SE SE SE SE  E SE SE
Wind spd      11  8 10 10  9 11  9 11  9 10 13  6  5  5  8  6  9 10  9  8  8  9
Clouds        B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     40          40          30          40          40
QPF 12hr                   0.26        0.18        0.21        0.12        0.14
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC
Tstms         IS IS IS IS IS
Heat index       83 93 94 86 80          84 92 93 87 84 80 80    88 93 94 88 84
Max heat         88    96    94    88    89    95    93    89    90    97    95


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          78    86      79    84      78    85      78    86
Temp          78 81 86 81   79 81 84 80   78 81 85 80   79 82 85 80
Dewpt         75 74 75 75   76 75 75 75   75 75 75 75   75 75 75 75
PWind dir         E     E       E     E       E     E       E    SE
Wind char        GN    GN      BZ    GN      GN    LT      GN    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40    30      30    30      30    30      30    30
Rain shwrs    SC SC IS SC   SC SC SC SC   SC SC SC SC   SC SC SC SC

$$

VIZ001-182200-
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
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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                      83    73 77 81          82    74 78 81          84
Temp          80 80 83 83 80 79 78 77 77 80 82 82 80 79 79 78 78 81 83 84 81 80
Dewpt         77 76 77 77 77 77 76 76 76 77 77 77 77 76 76 76 76 76 76 75 74 74
RH            91 88 82 82 91 94 94 97 97 91 85 85 91 91 91 94 94 85 80 74 79 82
Wind dir       S  S  S  S NW  N  E  E  E SE  S  S  E SE SE SE SE SE SE SE SE  E
Wind spd       8  9 10  8  8 11 11 10 10 12 13  9  6  6 10  8 10 10  9  8 11 13
Clouds        B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC
PoP 12hr                     40          40          40          40          40
QPF 12hr                   0.26        0.18        0.24        0.14        0.14
Rain shwrs    SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC IS IS SC
Tstms         IS IS IS IS IS                   IS IS IS IS IS IS
Heat index    80 85 91 92 86 82 80       84 90 90 86 82 81 80    86 92 91 86 84
Max heat         89    96    93    88    90    95    93    89    92    97    94


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          78    85      77    85      78    84      78    85
Temp          78 81 85 79   78 81 85 80   79 81 84 80   78 81 85 80
Dewpt         75 75 74 75   75 75 75 75   74 75 75 75   74 75 75 75
PWind dir         E     E       E     E       E     E       E     E
Wind char        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
PoP 12hr         40    30      30    30      30    30      30    30
Rain shwrs    SC SC IS SC   SC SC SC SC   SC SC SC SC   SC SC SC SC

$$

VIZ002-182200-
St Croix-
Including the cities of Christiansted, Frederiksted,
Frederiksted Southeast, and Grove Place
420 AM AST Sat Nov 18 2017

Date             Sat 11/18/17            Sun 11/19/17            Mon 11/20/17
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    72 75 82          85    72 75 81          85
Temp          79 79 84 84 80 78 77 76 75 80 84 85 80 78 77 76 75 80 84 85 81 79
Dewpt         77 77 77 77 77 77 76 75 75 77 77 76 75 75 75 75 75 76 76 74 74 74
RH            94 94 80 80 91 97 97 97100 91 80 75 85 91 94 97100 88 77 70 79 85
Wind dir       S  S  S  S  S  S  N  E  E SE SE  N NE  E SE SE SE  E SE SE  E  E
Wind spd       6  9  9  9  8  8  8  9 10 11 10  9  5  5  9  9  9  9 10  9 10 12
Clouds        SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC
PoP 12hr                     40          30          40          40          40
QPF 12hr                   0.23        0.15        0.21        0.15        0.14
Rain shwrs    SC SC SC SC SC SC SC SC SC IS IS SC SC SC SC SC SC SC SC IS IS SC
Tstms                                          IS IS IS IS IS IS
Heat index       81 93 95 85 80          85 94 94 85 80          84 93 92 86 82
Max heat         90    99    96    91    92    97    95    88    92    97    94


Date          Tue 11/21/17  Wed 11/22/17  Thu 11/23/17  Fri 11/24/17
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          77    86      76    86      76    86      76    87
Temp          78 81 86 79   77 81 86 79   76 81 86 79   76 81 87 79
Dewpt         75 74 75 75   75 75 74 74   74 75 74 74   74 75 74 74
PWind dir         E     E       E     E       E     E       E     E
Wind char        GN    GN      BZ    GN      GN    GN      BZ    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         40    30      30    30      30    30      30    30
Rain shwrs    SC SC IS SC   SC SC SC SC   SC SC SC SC   SC SC SC SC

$$



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