Point Forecast Matrices
Issued by NWS San Juan, PR

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

PRZ001-262000-
Luis Munoz Marin International Airport-San Juan
18.43N  66.00W Elev. 9 ft
503 AM AST Wed Nov 26 2025

Date             Wed 11/26/25            Thu 11/27/25            Fri 11/28/25
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          76          87          75          87
Temp             80 85 86 81 79 78 77 76 81 86 87 81 79 77 76 75 81 86 87 82 79
Dewpt            70 71 71 71 72 72 71 71 71 72 72 72 72 72 71 71 71 72 72 72 72
RH               72 63 61 72 79 82 82 85 72 63 61 74 79 85 85 87 72 63 61 72 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         11 14 14 12 11 11 12 11 10 17 14 12 10  9  9  8 10 12 11 11  9
Clouds           SC SC SC SC SC B2 SC B1 B2 SC B1 B1 B1 B1 SC SC B1 B1 B1 B1 SC
PoP 12hr                     30          50          50          40          40
QPF 12hr                   0.18        0.21        0.17        0.21        0.17
Rain shwrs        C  C  C  C  S  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  S
Heat index       83 90 91 85 82          85 92 93 85             84 92 93 86 83
Max heat         83    91    90          85    94    91          84    94    91


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

$$
PRZ002-262000-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N  65.63W Elev. 39 ft
503 AM AST Wed Nov 26 2025

Date             Wed 11/26/25            Thu 11/27/25            Fri 11/28/25
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          76          85          75          85
Temp             80 85 86 81 79 78 77 76 80 84 85 80 78 77 76 75 80 84 85 80 78
Dewpt            72 72 72 72 72 72 72 72 73 74 74 73 73 72 72 72 73 74 74 73 73
RH               77 65 63 74 79 82 85 87 79 72 70 79 85 85 87 90 79 72 70 79 85
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         13 14 14 13 13 13 14 13 14 14 14 13 12 11 11 10 11 12 11 10 10
Clouds           B1 SC SC SC SC B2 B1 B2 B2 SC B1 B1 B1 B1 SC SC B1 B1 B1 B1 SC
PoP 12hr                     40          50          50          40          40
QPF 12hr                   0.18        0.24        0.17        0.22        0.17
Rain shwrs        C  C  C  S  S  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C
Heat index       84 91 92 85 82          85 91 92 84             84 91 92 84
Max heat         84    92    90          85    92    90          84    93    90


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

$$
PRZ007-262000-
Mercedita Airport-Ponce PR
18.02N  66.56W Elev. 26 ft
503 AM AST Wed Nov 26 2025

Date             Wed 11/26/25            Thu 11/27/25            Fri 11/28/25
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          74          88          72          87
Temp             79 85 86 80 77 76 74 74 80 87 88 80 77 74 73 72 79 86 87 80 77
Dewpt            71 72 72 72 71 70 70 70 71 73 74 73 72 71 70 70 72 74 75 74 72
RH               77 65 63 77 82 82 87 87 74 63 63 79 85 90 90 93 79 68 68 82 85
Wind dir         NE  E  E  E NE NE NE NE  E  E  E  E NE NE NE NE  E  E  E  E  E
Wind spd          5 13 16 11  6  5  5  5  5 14 13 11  6  6  5  5  9 13 14 11  6
Wind gust              27                   25                         25
Clouds           CL CL FW FW CL CL FW FW CL SC SC FW CL CL CL CL FW FW SC SC CL
PoP 12hr                      5           5          10           5          10
QPF 12hr                   0.01        0.01        0.02           0        0.02
Rain shwrs                                   S  S  S                    S  S
Heat index          91 92 83             84 94 96 84                94 96 84
Max heat               93    90          84    97    93                96    93


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

$$
PRZ008-262000-
Rafael Hernandez Airport-Aguadilla PR
18.50N  67.13W Elev. 237 ft
503 AM AST Wed Nov 26 2025

Date             Wed 11/26/25            Thu 11/27/25            Fri 11/28/25
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          73          85          71          85
Temp             77 83 84 79 77 75 74 73 79 84 85 78 75 73 72 71 77 84 85 79 77
Dewpt            71 72 73 72 72 72 70 70 72 72 74 72 72 72 70 70 72 73 74 73 73
RH               82 70 70 79 85 90 87 90 79 67 70 82 90 97 93 97 85 70 70 82 87
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         16 18 21 23 18 14 14 14 14 18 21 20 18 16 13 12 13 16 17 12 14
Clouds           FW CL SC FW SC B1 SC SC SC SC CL SC SC SC CL CL SC SC SC SC CL
PoP 12hr                     20          40          20          10          10
QPF 12hr                   0.05        0.10        0.03        0.02        0.04
Rain shwrs              S  S  S  C  S  S  S  S     S  S  S        S  S  S  S
Heat index          88 90                   90 92                   90 92 83
Max heat               90    88                92    89                92    90


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

$$
PRZ010-262000-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N  67.15W Elev. 28 ft
503 AM AST Wed Nov 26 2025

Date             Wed 11/26/25            Thu 11/27/25            Fri 11/28/25
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                      89          71          90          69          90
Temp             78 87 88 80 77 74 73 71 80 88 89 79 75 72 70 69 79 88 89 80 76
Dewpt            71 73 73 73 72 71 70 70 72 74 74 74 72 72 70 69 72 74 75 74 73
RH               79 63 61 79 85 90 90 97 77 63 61 85 90100100100 79 63 64 82 90
Wind dir          E  E  E  E NE NE NE  E  E  E  E NE  E  E  E  E  E  E  E  E  E
Wind spd          9  5  6 11 11  9  9  8  6  4  4 11  6 10  8  8  5  3  3  1  4
Clouds           CL CL CL B1 FW SC FW FW CL CL CL B2 CL CL CL CL CL CL B2 B2 CL
PoP 12hr                     40          10          50           0          50
QPF 12hr                   0.07        0.03        0.20           0        0.12
Rain shwrs                 C  S  S     S           C                    C  C
Heat index          95 96 84             84 97 99 83                97100 85
Max heat               97    95          84   100    95               100    96


Date          Sat 11/29/25  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25
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    90      71    90      72    89      72    90
Temp          72 80 89 76   72 80 89 77   73 79 88 77   73 79 89 77
Dewpt         71 72 75 72   71 72 75 72   71 71 74 72   71 72 75 73
PWind dir         E     E       E     E       E     E       E    NE
Wind char        LT    LT      GN    GN      GN    GN      GN    LT
Avg clouds    CL FW SC B1   FW FW SC SC   CL CL FW SC   CL CL FW FW
PoP 12hr          0    50       5    50       0    30       0    10
Rain shwrs           C  C          C  C          C  C          S  S

$$
VIZ001-262000-
CYRIL E. King Airport-St Thomas USVI
18.33N  64.97W Elev. 23 ft
503 AM AST Wed Nov 26 2025

Date             Wed 11/26/25            Thu 11/27/25            Fri 11/28/25
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                      90          77          89          77          89
Temp             84 89 90 84 81 79 78 77 83 88 89 83 81 79 78 77 83 88 89 83 81
Dewpt            73 73 73 73 74 74 74 74 75 75 74 75 74 75 74 75 75 75 75 75 75
RH               70 59 58 70 79 85 88 90 77 66 61 77 79 88 88 94 77 66 64 77 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         20 19 18 18 20 23 23 21 21 20 19 19 20 19 19 18 17 17 14 14 17
Clouds           SC SC CL SC SC SC B1 B1 SC SC SC B1 B1 B1 SC SC SC SC SC SC SC
PoP 12hr                     30          40          40          40          30
QPF 12hr                   0.08        0.13        0.14        0.22        0.15
Rain shwrs        S  S     C  S  S  C  C  C  S  C  C  C  C  C  C  C  C  C  C  S
Heat index       90 97 98 90 86 83       90 98 98 90 86          90 98 99 90 86
Max heat         90    98    98    85    90    98    96    85    90    99    97


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

$$
VIZ002-262000-
Henry E. Rohlsen Airport-St Croix USVI
17.70N  64.80W Elev. 74 ft
503 AM AST Wed Nov 26 2025

Date             Wed 11/26/25            Thu 11/27/25            Fri 11/28/25
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                      88          75          86          74          86
Temp             81 87 88 82 79 77 76 75 80 85 86 80 78 76 75 74 80 85 86 81 78
Dewpt            72 72 72 72 72 72 72 72 74 74 74 73 73 73 73 72 74 74 74 74 73
RH               74 61 59 72 79 85 87 90 82 70 68 79 85 90 94 93 82 70 68 79 85
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 18 17 16 18 18 18 18 19 19 18 17 16 16 16 14 14 16 14 13 13
Clouds           CL CL CL CL SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                     10          20          30          30          20
QPF 12hr                   0.01        0.06        0.09        0.07        0.05
Rain shwrs                    S  S  S  S  S  S  S  C  C  C  S  S  S  S  S  S  S
Heat index       86 93 94 86             85 93 94 84             84 92 94 85
Max heat         86    95    92          85    94    91          84    94    92


Date          Sat 11/29/25  Sun 11/30/25  Mon 12/01/25  Tue 12/02/25
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          75    86      75    85      75    87      74    87
Temp          76 80 86 78   76 80 85 78   76 80 87 78   75 79 87 78
Dewpt         73 74 74 73   72 74 73 72   72 73 73 72   73 74 73 73
PWind dir         E     E       E     E       E     E      NE     E
Wind char        GN    BZ      BZ    BZ      BZ    BZ      GN    GN
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
PoP 12hr         30    20      30    30      20    20      20    20
Rain shwrs     C  C  S  S    S  C  C  S    S  S  S  S    S  S  S  S

$$