Point Forecast Matrices
Issued by NWS San Juan, PR

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Point Forecast Matrices
National Weather Service San Juan PR
503 PM AST Wed Nov 26 2025

PRZ001-270800-
Luis Munoz Marin International Airport-San Juan
18.43N  66.00W Elev. 9 ft
503 PM AST Wed Nov 26 2025

Date           11/26/25      Thu 11/27/25            Fri 11/28/25            Sat
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          87          75          87          76
Temp             79 78 77 76 81 86 87 81 79 77 76 75 81 86 87 82 79 78 77 76 81
Dewpt            72 72 71 71 71 72 72 72 72 72 71 71 71 72 72 72 72 72 71 71 71
RH               79 82 82 85 72 63 61 74 79 85 85 87 72 63 61 72 79 82 82 85 72
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         12 12 12 11 11 16 14 12 10 10  9  8  8 12 12 11  9  8  8  8  9
Clouds           SC B2 SC B1 B2 SC B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC B1
PoP 12hr                     50          50          40          40          30
QPF 12hr                   0.21        0.18        0.27        0.17        0.13
Rain shwrs        S  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  S  S  C  C  C
Heat index       82          85 92 93 85             84 92 93 86 83          85
Max heat         85          85    94    91          84    94    91          85


Date           11/29  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25  Wed 12/03/25
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    87      75    86      76    86      76    88
Temp          87 79   77 81 87 78   76 79 86 79   77 80 86 79   77 81 88 79
Dewpt         72 72   71 71 72 72   71 71 71 71   71 71 72 72   72 72 70 71
PWind dir         E       E     E       E     E       E    NE       E     E
Wind char        GN      GN    GN      GN    GN      GN    GN      LT    GN
Avg clouds    B1 B1   B2 B1 B1 B1   B2 B1 B1 B1   SC SC B1 B1   SC SC B1 B1
PoP 12hr         50      50    50      50    50      30    50      30    50
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$
PRZ002-270800-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N  65.63W Elev. 39 ft
503 PM AST Wed Nov 26 2025

Date           11/26/25      Thu 11/27/25            Fri 11/28/25            Sat
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          85          75          85          75
Temp             79 78 77 76 80 84 85 80 78 77 76 75 80 84 85 80 78 77 76 75 79
Dewpt            72 72 72 72 73 74 74 73 73 72 72 72 73 74 74 73 73 73 73 73 73
RH               79 82 85 87 79 72 70 79 85 85 87 90 79 72 70 79 85 87 90 94 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         14 14 14 13 16 16 14 12 11 12 11 11 10 12 11 11 10  9 10  9 11
Clouds           SC B2 B1 B2 B2 SC B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC B1
PoP 12hr                     50          50          40          40          40
QPF 12hr                   0.24        0.18        0.27        0.17        0.15
Rain shwrs        S  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
Heat index       82          85 91 92 84             84 91 92 84             83
Max heat         85          85    92    90          84    93    90          83


Date           11/29  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25  Wed 12/03/25
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      76    85      75    86      75    86      75    85
Temp          84 78   77 80 85 78   76 79 86 78   76 79 86 78   76 79 85 78
Dewpt         73 73   72 73 73 72   72 72 72 72   72 73 73 73   72 73 72 72
PWind dir         E       E     E       E     E      NE    NE      NE    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   SC SC SC B1   SC SC B1 B1
PoP 12hr         50      50    40      40    30      30    40      30    50
Rain shwrs     C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C

$$
PRZ007-270800-
Mercedita Airport-Ponce PR
18.02N  66.56W Elev. 26 ft
503 PM AST Wed Nov 26 2025

Date           11/26/25      Thu 11/27/25            Fri 11/28/25            Sat
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          88          72          87          73
Temp             77 76 74 74 80 87 88 80 77 74 73 72 79 86 87 80 77 75 74 73 79
Dewpt            71 70 70 70 71 73 74 73 72 71 70 70 72 74 75 74 72 71 71 70 72
RH               82 82 87 87 74 63 63 79 85 90 90 93 79 68 68 82 85 87 90 90 79
Wind dir         NE NE NE NE NE  E  E  E NE NE NE NE NE  E  E  E  E NE NE NE NE
Wind spd          8  5  5  5  4 16 13 10  6  6  5  5  4 13 13 11  6  5  4  5  5
Wind gust                       27 24
Clouds           CL CL FW FW CL SC SC FW CL CL CL CL FW FW SC SC CL CL CL CL FW
PoP 12hr                      5          10           5          10           0
QPF 12hr                   0.01        0.02           0        0.02           0
Rain shwrs                       S  S  S                    S  S
Heat index                   84 94 96 84                94 96 84             83
Max heat         83          84    97    93                96    93          83


Date           11/29  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25  Wed 12/03/25
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      74    88      74    86      73    86      73    87
Temp          87 78   75 80 88 78   75 79 86 77   74 78 86 77   74 79 87 77
Dewpt         74 72   70 72 73 72   69 71 73 72   70 72 74 73   70 73 71 71
PWind dir         E      NE     E      NE     E      NE     E      NE     E
Wind char        GN      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    SC SC   FW FW FW FW   CL FW SC FW   CL CL FW FW   FW FW FW SC
PoP 12hr         20       0     0      10    10       0    10       0    30
Rain shwrs     S  S                     S  S             S  S          C  C

$$
PRZ008-270800-
Rafael Hernandez Airport-Aguadilla PR
18.50N  67.13W Elev. 237 ft
503 PM AST Wed Nov 26 2025

Date           11/26/25      Thu 11/27/25            Fri 11/28/25            Sat
AST 3hrly     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      73          85          71          85          74
Temp             77 75 74 73 79 84 85 78 75 73 72 71 77 84 85 79 77 75 74 74 78
Dewpt            72 72 70 70 72 72 74 72 72 72 70 70 72 73 74 73 73 72 71 71 72
RH               85 90 87 90 79 67 70 82 90 97 93 97 85 70 70 82 87 90 90 90 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         19 16 16 16 13 18 21 20 18 14 14 13 12 16 18 13 14 13 12 13 14
Clouds           SC B1 SC SC SC SC CL SC FW SC SC SC SC SC SC SC CL CL SC SC SC
PoP 12hr                     40          20          20          10          30
QPF 12hr                   0.10        0.03        0.04        0.04        0.09
Rain shwrs        S  C  S  S  S  S     S  S  S  S  S  S  S  S  S        C  C  S
Heat index                      90 92                   90 92 83
Max heat                           92    89                92    90


Date           11/29  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25  Wed 12/03/25
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      74    85      74    84      74    84      74    85
Temp          84 77   74 79 85 77   75 78 84 77   75 78 84 77   75 78 85 77
Dewpt         74 72   71 72 73 72   70 71 73 72   71 72 73 73   71 73 72 72
PWind dir         E       E     E       E     E       E    NE       E    NE
Wind char        BZ      BZ    BZ      GN    BZ      GN    BZ      GN    GN
Avg clouds    SC SC   B1 SC SC SC   SC SC SC FW   FW FW FW SC   SC SC SC SC
PoP 12hr         40      40    20      10    10      10    20      20    20
Rain shwrs     S  C    C  C  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$
PRZ010-270800-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N  67.15W Elev. 28 ft
503 PM AST Wed Nov 26 2025

Date           11/26/25      Thu 11/27/25            Fri 11/28/25            Sat
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          90          69          90          71
Temp             77 74 73 71 80 88 89 79 75 72 70 69 79 88 89 80 76 74 72 71 80
Dewpt            72 71 70 70 72 74 74 74 72 72 70 69 72 74 75 74 73 72 71 71 72
RH               85 90 90 97 77 63 61 85 90100100100 79 63 64 82 90 93 97100 77
Wind dir          E NE NE  E  E  E  E  E  E NE NE  E  E  E  E  E  E  E  E  E  E
Wind spd         12 10  8 10  5  4  4  9  8 10  9  6  5  2  4  1  4  6  6  6  8
Clouds           FW SC FW FW CL CL CL B2 CL FW FW FW CL CL B2 B2 CL CL CL CL FW
PoP 12hr                     10          50           0          50           0
QPF 12hr                   0.03        0.20           0        0.12           0
Rain shwrs        S  S     S           C                    C  C
Heat index                   84 97 99 83                97100 85             83
Max heat         84          84   100    95               100    96          83


Date           11/29  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25  Wed 12/03/25
AST 6hrly     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          90      71    90      72    89      72    90      72    91
Temp          89 76   72 80 89 77   73 79 88 77   73 79 89 77   73 80 90 78
Dewpt         75 72   71 72 75 72   71 71 74 72   71 72 75 73   72 73 71 72
PWind dir         E       E     E       E    NE      NE    NE      NE    NE
Wind char        LT      GN    LT      GN    LT      GN    GN      LT    LT
Avg clouds    SC B1   FW FW SC SC   CL CL FW SC   CL CL FW FW   CL CL FW SC
PoP 12hr         50       5    50       0    30       0    10       0    30
Rain shwrs     C  C          C  C          C  C          S  S          C  C

$$
VIZ001-270800-
CYRIL E. King Airport-St Thomas USVI
18.33N  64.97W Elev. 23 ft
503 PM AST Wed Nov 26 2025

Date           11/26/25      Thu 11/27/25            Fri 11/28/25            Sat
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          89          77          89          77
Temp             81 79 78 77 83 88 89 83 81 79 78 77 83 88 89 83 81 79 78 77 82
Dewpt            74 74 74 74 75 75 74 75 74 75 74 75 75 75 75 75 75 75 74 74 75
RH               79 85 88 90 77 66 61 77 79 88 88 94 77 66 64 77 82 88 88 90 79
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         21 23 23 21 21 20 19 18 19 19 18 18 18 17 16 17 17 16 17 18 18
Clouds           SC SC B1 B1 SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     40          40          30          30          20
QPF 12hr                   0.13        0.11        0.06        0.15        0.06
Rain shwrs        S  S  C  C  C  S  C  C  S  S  S  S  C  C  C  C  S  S  S  S  S
Heat index       86 83       90 98 98 90 86          90 98 99 90 86          88
Max heat         90    85    90    98    96    85    90    99    97    85    88


Date           11/29  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25  Wed 12/03/25
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      77    87      79    87      77    87      79    89
Temp          87 80   78 82 87 81   80 82 87 80   78 81 87 81   80 83 89 82
Dewpt         75 74   74 75 75 74   74 74 74 74   74 75 75 74   75 75 71 71
PWind dir         E       E     E       E     E      NE    NE       E     E
Wind char        BZ      BZ    BZ      BZ    BZ      BZ    GN      GN    GN
Avg clouds    SC SC   B1 B1 SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30      30    30      30    30      10    20      20    30
Rain shwrs     S  C    C  C  C  C    C  C  C  S    S  S  S  S    S  S  C  C

$$
VIZ002-270800-
Henry E. Rohlsen Airport-St Croix USVI
17.70N  64.80W Elev. 74 ft
503 PM AST Wed Nov 26 2025

Date           11/26/25      Thu 11/27/25            Fri 11/28/25            Sat
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          86          74          86          75
Temp             79 77 76 75 80 85 86 80 78 76 75 74 80 85 86 81 78 77 76 75 80
Dewpt            72 72 72 72 74 74 74 73 73 73 73 72 74 74 74 74 73 74 73 73 74
RH               79 85 87 90 82 70 68 79 85 90 94 93 82 70 68 79 85 90 90 94 82
Wind dir          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd         17 19 19 18 19 19 18 14 16 16 16 14 16 17 16 14 14 13 14 14 14
Clouds           SC SC SC SC SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC SC SC
PoP 12hr                     20          30          20          20          30
QPF 12hr                   0.06        0.07        0.02        0.05        0.11
Rain shwrs        S  S  S  S  S  S  S  C  S  S  S  S  S  S  S  S  S  S  C  C  S
Heat index                   85 93 94 84             84 92 94 85             85
Max heat         86          85    94    91          84    94    92          85


Date           11/29  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25  Wed 12/03/25
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          86      75    85      75    87      74    87      75    86
Temp          86 78   76 80 85 78   76 80 87 78   75 79 87 78   76 79 86 78
Dewpt         74 73   72 74 73 72   72 73 73 72   73 74 73 73   73 74 72 71
PWind dir         E       E     E       E     E      NE    NE      NE     E
Wind char        BZ      BZ    BZ      BZ    BZ      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      30    30      20    20      20    20      20    30
Rain shwrs     S  S    S  C  C  S    S  S  S  S    S  S  S  S    S  S  C  C

$$