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 Sun Nov 30 2025

PRZ001-302000-
Luis Munoz Marin International Airport-San Juan
18.43N  66.00W Elev. 9 ft
503 AM AST Sun Nov 30 2025

Date             Sun 11/30/25            Mon 12/01/25            Tue 12/02/25
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          75          86          76          86
Temp             81 85 86 81 78 77 76 75 79 85 86 81 79 78 77 76 80 85 86 80 77
Dewpt            71 71 72 71 71 71 71 71 71 71 71 71 71 72 71 71 71 72 72 72 72
RH               72 63 63 72 79 82 85 87 77 63 61 72 77 82 82 85 74 65 63 77 85
Wind dir          E  E  E  E  E  E  E  E  E NE NE NE NE NE NE NE NE NE NE NE  E
Wind spd         11 16 16 12 10 10  9  5  8 10 11  9  9  8  8  5  6  8  8  6  4
Clouds           B2 SC SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B2
PoP 12hr                     50          60          60          60          60
QPF 12hr                   0.17        0.30        0.22        0.34        0.21
Rain shwrs        C  S  C  C  C  C  C  L  L  L  C  C  C  C  L  L  L  L  C  C  C
Tstms             S              S  S  S  S  S        S  S  S  S  S  S        S
Heat index       85 90 92 85                90 92 85             84 91 92 84
Max heat         85    92    89                92    89          84    92    90


Date          Wed 12/03/25  Thu 12/04/25  Fri 12/05/25  Sat 12/06/25
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    88      75    87      75    87      75    86
Temp          75 80 88 79   76 80 87 78   76 80 87 78   76 79 86 78
Dewpt         72 72 72 72   72 73 73 73   72 73 73 73   72 72 72 72
PWind dir         E     E       E     E       E     E       E     E
Wind char        LT    LT      LT    GN      LT    GN      GN    GN
Avg clouds    B2 B2 B1 B1   SC SC B1 B1   B2 B2 B1 B1   SC SC SC SC
PoP 12hr         60    50      30    50      50    50      30    30
Rain shwrs     L  L  C  C    C  C  C  C    C  C  C  C    C  C  C  S
Tstms          S  S  S  S          S  S

$$
PRZ002-302000-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N  65.63W Elev. 39 ft
503 AM AST Sun Nov 30 2025

Date             Sun 11/30/25            Mon 12/01/25            Tue 12/02/25
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          75          84          75          84
Temp             80 85 86 81 78 77 76 75 79 83 84 80 78 77 76 75 79 83 84 79 77
Dewpt            73 74 73 73 73 72 72 71 72 74 73 73 72 72 72 72 74 74 73 74 73
RH               79 70 65 77 85 85 87 87 79 74 70 79 82 85 87 90 85 74 70 85 87
Wind dir          E  E  E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE  E  E  E
Wind spd         14 16 14 12 11 11  9  8  8 10 10 10 10  9  9  8  6  9  6  5  4
Clouds           B2 B1 SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     50          60          60          60          60
QPF 12hr                   0.17        0.30        0.29        0.36        0.32
Rain shwrs        C  C  C  C  C  C  C  L  L  L  C  C  C  C  L  L  L  L  C  C  L
Tstms             S              S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Heat index       84 92 93 86                89 90 84                90 91
Max heat         84    94    90                91    89                91    88


Date          Wed 12/03/25  Thu 12/04/25  Fri 12/05/25  Sat 12/06/25
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    86      75    84      76    85      76    85
Temp          75 79 86 78   76 79 84 78   77 80 85 79   77 80 85 79
Dewpt         72 73 73 73   73 75 75 74   73 75 75 74   73 74 74 73
PWind dir         E     E       E     E       E     E       E     E
Wind char        LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B1 B1   B1 B1 B1 B2   B2 B2 B2 B1   B2 B1 SC B1
PoP 12hr         60    50      40    60      60    60      50    40
Rain shwrs     L  L  C  C    C  C  L  L    L  L  L  C    C  C  C  C
Tstms          S  S  S  S          S  S    S  S

$$
PRZ007-302000-
Mercedita Airport-Ponce PR
18.02N  66.56W Elev. 26 ft
503 AM AST Sun Nov 30 2025

Date             Sun 11/30/25            Mon 12/01/25            Tue 12/02/25
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                      87          72          87          71          86
Temp             80 86 87 80 76 75 73 72 78 85 87 79 76 74 72 71 77 84 86 79 75
Dewpt            68 67 67 68 68 67 68 68 68 66 68 69 69 69 68 68 68 67 69 70 69
RH               67 53 52 67 76 76 84 87 71 53 53 72 79 84 87 90 74 57 57 74 82
Wind dir         NE  E  E  E NE NE NE NE NE  E  E  E  N NE  N  N  N  E SE SE NE
Wind spd          5 16 16 11  8  6  5  5  4  9 10  6  5  5  4  5  3  6  8  2  1
Wind gust           26 26
Clouds           FW FW SC SC FW FW FW FW FW FW B2 B2 FW FW FW FW FW FW B2 B2 B2
PoP 12hr                     30           0          70           0          70
QPF 12hr                   0.06           0        0.20        0.02        0.52
Rain shwrs              C  S                    L  L                    L  L  L
Tstms                                           S  S                    S  S  S
Heat index       83 89 90 83                87 90                   87 90
Max heat         83    90    88                90    87                90    88


Date          Wed 12/03/25  Thu 12/04/25  Fri 12/05/25  Sat 12/06/25
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    86      72    86      73    87      73    86
Temp          72 77 86 76   73 78 86 77   74 79 87 77   74 78 86 77
Dewpt         68 67 70 69   67 67 70 70   69 69 68 63   69 68 69 70
PWind dir        NE     E      NE     E      NE     E      NE     E
Wind char        LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    B1 FW SC SC   SC SC SC B1   SC SC SC SC   SC SC SC SC
PoP 12hr         60    30      10    40      20    40      10    10
Rain shwrs     L     C  C    S  S  C  C    S  S  C  C    S  S  S  S
Tstms          S                   S  S

$$
PRZ008-302000-
Rafael Hernandez Airport-Aguadilla PR
18.50N  67.13W Elev. 237 ft
503 AM AST Sun Nov 30 2025

Date             Sun 11/30/25            Mon 12/01/25            Tue 12/02/25
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                      83          73          84          73          84
Temp             78 82 83 78 76 75 74 73 77 83 84 79 76 75 74 73 77 83 84 79 76
Dewpt            72 73 73 72 71 71 70 69 71 72 74 72 72 71 71 69 72 73 74 73 72
RH               82 74 72 82 85 87 87 87 82 70 72 79 87 87 90 87 85 72 72 82 87
Wind dir          E  E  E  E  E  E  E  E  E  E NE NE NE NE NE NE NE NE NE NE NE
Wind spd         14 19 20 20 17 13 12 12 10 14 16 14 14 13 14 13 13 12 12 11  9
Clouds           SC FW FW FW SC SC SC B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC
PoP 12hr                     30          40          40          40          30
QPF 12hr                   0.04        0.09        0.06        0.17        0.05
Rain shwrs        S           C  C  S  C  S  S  S  S  C  C  C  C  C  C  S  S  S
Heat index          87 89                   88 91                   89 91
Max heat               89    87                91    87                91    88


Date          Wed 12/03/25  Thu 12/04/25  Fri 12/05/25  Sat 12/06/25
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    85      73    84      73    85      73    84
Temp          74 78 85 76   74 77 84 76   74 78 85 76   74 77 84 76
Dewpt         71 72 74 72   71 73 75 73   72 73 75 73   72 72 74 73
PWind dir         E    NE       E    NE       E     E       E     E
Wind char        LT    GN      GN    GN      GN    BZ      GN    BZ
Avg clouds    SC FW SC SC   SC SC SC SC   SC SC SC SC   CL CL FW SC
PoP 12hr         20    20      10    30      20    40       0    40
Rain shwrs     S     S  S    S  S  C  C    S  S  C  C          C  C

$$
PRZ010-302000-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N  67.15W Elev. 28 ft
503 AM AST Sun Nov 30 2025

Date             Sun 11/30/25            Mon 12/01/25            Tue 12/02/25
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                      87          71          88          71          89
Temp             79 86 87 79 76 74 72 71 78 86 87 80 76 74 72 71 78 87 88 80 76
Dewpt            72 74 74 73 71 71 70 70 72 74 74 73 72 72 71 70 72 75 75 75 73
RH               79 68 65 82 85 90 93 97 82 68 65 79 87 93 97 97 82 68 66 85 90
Wind dir          E  E  E  E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE
Wind spd          8  9  6 10 13 10  9 10  9 10 14 13 11 10 10 10  9 10 12 11  8
Clouds           FW FW B1 SC SC SC FW SC FW FW SC SC SC SC SC SC SC SC B1 B1 B2
PoP 12hr                     40          10          30          20          50
QPF 12hr                   0.43        0.02        0.08        0.07        0.15
Rain shwrs              C  C  S  S     S        C  C  S  S  S  S  S  S  C  C  C
Tstms                                                                         S
Heat index          94 95                   94 95 84                96 98 85
Max heat               96    92                97    92                99    95


Date          Wed 12/03/25  Thu 12/04/25  Fri 12/05/25  Sat 12/06/25
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    89      71    90      71    90
Temp          72 79 89 77   72 78 88 76   72 79 89 77   72 79 89 77
Dewpt         72 73 75 73   71 73 76 74   72 73 76 73   71 72 75 73
PWind dir         E    NE       E    NE       E    NE       E     E
Wind char        LT    LT      LT    LT      GN    LT      LT    LT
Avg clouds    B1 FW SC SC   SC FW SC B1   SC SC B1 B1   CL FW SC B1
PoP 12hr         50    30      10    60      20    60       5    60
Rain shwrs     C     C  C    S  S  L  L    S  S  L  L       S  L  L
Tstms          S                   S  S          S  S

$$
VIZ001-302000-
CYRIL E. King Airport-St Thomas USVI
18.33N  64.97W Elev. 23 ft
503 AM AST Sun Nov 30 2025

Date             Sun 11/30/25            Mon 12/01/25            Tue 12/02/25
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                      87          77          86          77          87
Temp             82 86 87 82 80 79 78 77 81 85 86 82 80 79 78 77 81 86 87 83 81
Dewpt            74 74 74 74 73 73 72 73 74 74 74 74 73 74 74 73 74 75 74 74 73
RH               77 68 65 77 79 82 82 87 79 70 68 77 79 85 88 87 79 70 65 74 77
Wind dir          E  E  E  E  E  E  E NE NE  E NE NE NE NE NE NE NE  E  E  E  E
Wind spd         17 20 18 14 14 17 17 16 14 14 13 12 14 13 12 11 11  9  5  6  5
Clouds           B1 SC SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     40          60          50          60          60
QPF 12hr                   0.11        0.29        0.27        0.40        0.40
Rain shwrs        C  C  C  C  C  C  C  L  C  C  C  C  C  C  L  L  L  L  L  L  L
Tstms                                  S  S  S  S  S  S  S  S  S  S  S  S  S  S
Heat index       88 94 95 88 84          86 93 94 88 84          86 95 95 90 86
Max heat         88    95    94    84    86    94    92          86    96    94


Date          Wed 12/03/25  Thu 12/04/25  Fri 12/05/25  Sat 12/06/25
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          78    88      78    87      79    87      79    86
Temp          79 82 88 81   79 82 87 81   80 82 87 81   80 82 86 81
Dewpt         73 74 74 74   75 76 76 75   75 76 76 74   75 75 75 75
PWind dir         E     E       E     E       E     E       E     E
Wind char        LT    GN      GN    GN      BZ    BZ      BZ    BZ
Avg clouds    B2 B2 B2 B1   B1 B1 B1 B2   B2 B2 B2 B1   SC SC SC SC
PoP 12hr         60    60      40    50      60    60      30    30
Rain shwrs     L  L  L  C    C  C  C  C    C  L  L  C    C  C  C  S
Tstms          S  S  S  S          S  S

$$
VIZ002-302000-
Henry E. Rohlsen Airport-St Croix USVI
17.70N  64.80W Elev. 74 ft
503 AM AST Sun Nov 30 2025

Date             Sun 11/30/25            Mon 12/01/25            Tue 12/02/25
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                      87          74          86          74          86
Temp             81 86 87 81 78 76 75 74 79 85 86 80 77 76 75 74 79 85 86 80 77
Dewpt            73 72 72 73 73 72 71 71 73 73 72 72 72 73 72 72 73 73 73 72 72
RH               77 63 61 77 85 87 87 90 82 67 63 77 85 90 90 93 82 67 65 77 85
Wind dir          E  E  E  E NE  E NE NE NE  E  E NE NE NE NE NE NE  E  E  E  E
Wind spd         16 18 19 12 12 12 14 12 11 12 12 12 11 11  9 10  9  8  5  6  5
Clouds           B1 SC SC SC SC B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     40          50          50          60          60
QPF 12hr                   0.11        0.15        0.25        0.37        0.40
Rain shwrs        C  C  S  C  C  C  C  C  C  C  C  C  C  C  L  L  L  L  L  L  L
Tstms                                     S  S  S  S  S  S  S  S  S  S  S  S  S
Heat index       86 92 94 86                91 92 84                91 93 84
Max heat         86    94    91                93    89                93    90


Date          Wed 12/03/25  Thu 12/04/25  Fri 12/05/25  Sat 12/06/25
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    86      74    86      75    85      75    86
Temp          75 79 86 77   75 79 86 78   76 79 85 78   76 79 86 78
Dewpt         72 73 73 73   74 75 74 74   73 74 74 73   73 74 73 73
PWind dir         E     E       E     E       E     E       E     E
Wind char        LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B2 B1   SC B1 B1 B2   B2 B2 B1 SC   SC SC SC SC
PoP 12hr         60    60      40    50      50    50      30    30
Rain shwrs     L  L  L  C    C  C  C  C    C  C  C  C    C  C  C  S
Tstms          S  S  S  S          S  S

$$