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 Sat Nov 22 2025

PRZ001-222000-
Luis Munoz Marin International Airport-San Juan
18.43N  66.00W Elev. 9 ft
503 AM AST Sat Nov 22 2025

Date             Sat 11/22/25            Sun 11/23/25            Mon 11/24/25
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          86          75          86
Temp             80 85 86 80 78 76 75 74 80 85 86 81 78 77 76 75 80 85 86 81 78
Dewpt            69 69 69 69 69 69 69 68 69 70 70 70 70 70 70 69 70 70 71 71 71
RH               69 59 57 69 74 79 82 82 69 61 59 69 76 79 82 82 72 61 61 72 79
Wind dir          E  E NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
Wind spd          5 10 12 11  9  8  8  6  6 10 10  9  8  8  9  9  9 12 12 11  9
Clouds           SC SC SC FW SC SC SC FW FW SC SC SC SC SC SC SC B2 B2 B2 B2 SC
PoP 12hr                     20          20          30          50          50
QPF 12hr                   0.03        0.02        0.04        0.07        0.19
Rain shwrs        S  S  S     S  S  S        S  S  S  C  C  C  C  C  C  C  C  S
Heat index       83 89 90 83             82 89 90 84             83 90 91 84
Max heat         83    90    88          82    90    88          83    91    89


Date          Tue 11/25/25  Wed 11/26/25  Thu 11/27/25  Fri 11/28/25
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    87      76    86      75    86      75    87
Temp          76 81 87 79   77 81 86 78   76 80 86 78   76 81 87 79
Dewpt         71 71 71 71   71 71 71 71   71 71 71 72   71 71 72 72
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 FW   B1 B1 SC SC   SC SC SC SC   B1 B1 SC SC
PoP 12hr         40    40      40    30      30    40      40    30
Rain shwrs     S  C  C  C    C  C  S  C    C  C  C  C    C  C  C  C

$$
PRZ002-222000-
Roosevelt Roads Naval Airstation-Ceiba PR
18.25N  65.63W Elev. 39 ft
503 AM AST Sat Nov 22 2025

Date             Sat 11/22/25            Sun 11/23/25            Mon 11/24/25
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                      85          75          85          75          86
Temp             80 84 85 80 78 77 76 75 80 84 85 80 78 77 76 75 80 85 86 81 78
Dewpt            70 72 71 71 71 70 70 70 72 72 71 71 71 71 71 71 72 73 72 72 72
RH               72 67 63 74 79 79 82 84 77 67 63 74 79 82 85 87 77 67 63 74 82
Wind dir          E NE NE NE NE NE NE  E  E  E  E NE NE  E  E  E  E  E  E  E NE
Wind spd          8 11 11 10 10 10  9  8  8 10 10 10  9 10 10 10 10 11 11 11 10
Clouds           SC SC SC SC SC SC SC FW SC SC B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 SC
PoP 12hr                     30          30          40          50          50
QPF 12hr                   0.06        0.03        0.10        0.12        0.20
Rain shwrs        S  C  S  S  C  S  S     S  S  C  C  C  C  C  C  C  C  C  C  S
Heat index       83 89 90 83             83 90 90 83             84 92 92 85
Max heat         83    90    88          83    90    88          84    92    90


Date          Tue 11/25/25  Wed 11/26/25  Thu 11/27/25  Fri 11/28/25
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      76    86      76    85      76    86
Temp          76 80 86 79   77 81 86 79   77 80 85 79   77 81 86 79
Dewpt         71 72 73 72   71 73 72 72   72 73 73 73   72 73 73 73
PWind dir         E     E       E     E       E     E       E     E
Wind char        GN    GN      GN    BZ      GN    GN      GN    GN
Avg clouds    SC B1 SC SC   B1 SC SC SC   SC SC SC FW   B1 B1 SC SC
PoP 12hr         40    40      40    30      30    40      40    30
Rain shwrs     C  C  C  C    C  C  S  C    C  C  C  C    C  C  C  C

$$
PRZ007-222000-
Mercedita Airport-Ponce PR
18.02N  66.56W Elev. 26 ft
503 AM AST Sat Nov 22 2025

Date             Sat 11/22/25            Sun 11/23/25            Mon 11/24/25
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          87          71          88
Temp             79 86 87 79 76 74 72 71 79 86 87 79 76 74 72 71 79 86 88 80 77
Dewpt            67 65 68 70 69 68 67 65 65 62 67 69 68 68 68 67 68 66 67 70 69
RH               67 50 53 74 79 82 84 81 62 45 52 72 76 82 87 87 69 51 50 72 76
Wind dir         NE  E SE NE NE NE NE NE NE  E SE  E NE NE NE NE NE  E  E  E NE
Wind spd          5 11 14  8  6  6  5  6  5 11 13  9  6  5  5  3  4 11 14  9  6
Wind gust              25                      24                      25
Clouds           FW FW SC SC FW FW FW FW FW FW SC SC SC SC B1 B1 SC SC SC SC FW
PoP 12hr                     30           0          30          40          20
QPF 12hr                   0.06           0        0.03        0.07        0.03
Rain shwrs              S  C                    S  S  C  C  C  C  S  S  S  S
Heat index          87 90                   86 90                   89 91 83
Max heat               90    88                90    88                91    89


Date          Tue 11/25/25  Wed 11/26/25  Thu 11/27/25  Fri 11/28/25
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          72    89      73    89      73    88      73    88
Temp          73 80 89 78   74 81 89 78   74 80 88 78   74 80 88 78
Dewpt         68 68 68 68   68 68 67 68   68 68 67 68   68 69 69 68
PWind dir        NE     E      NE     E      NE     E      NE     E
Wind char        LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    FW SC SC SC   CL CL FW SC   CL CL FW FW   CL CL FW FW
PoP 12hr         10    30       0    30       0     5       0     5
Rain shwrs     S  S  C  C          C  C

$$
PRZ008-222000-
Rafael Hernandez Airport-Aguadilla PR
18.50N  67.13W Elev. 237 ft
503 AM AST Sat Nov 22 2025

Date             Sat 11/22/25            Sun 11/23/25            Mon 11/24/25
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                      85          71          85          72          85
Temp             79 84 85 78 75 73 72 71 78 84 85 79 76 74 73 72 78 84 85 79 77
Dewpt            70 70 70 70 70 69 68 67 70 71 72 70 70 69 69 68 70 72 72 72 71
RH               74 63 61 76 84 87 87 87 76 65 65 74 82 84 87 87 76 67 65 79 82
Wind dir          E  E NE NE  E  E  E  E  E  E NE NE  E  E  E  E  E  E NE NE  E
Wind spd         11 14 17 14 14 14 12 12 11 13 12 12 13 12 11 12 12 16 17 17 17
Clouds           FW FW FW FW FW FW FW FW FW FW SC SC FW FW FW FW FW FW SC SC SC
PoP 12hr                      0           0          10           0          20
QPF 12hr                      0           0        0.01           0        0.03
Rain shwrs                                      S  S                    S  S  S
Heat index          88 89                   88 90                   89 91
Max heat               89    87                91    88                91    89


Date          Tue 11/25/25  Wed 11/26/25  Thu 11/27/25  Fri 11/28/25
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    86      74    86      73    85      74    86
Temp          74 79 86 78   75 80 86 77   74 79 85 77   75 80 86 77
Dewpt         70 71 73 72   70 72 72 72   70 72 73 71   71 72 74 72
PWind dir         E     E       E     E       E     E       E     E
Wind char        BZ    BZ      BZ    BZ      BZ    BZ      GN    BZ
Avg clouds    SC SC FW FW   SC SC SC SC   SC SC SC FW   B1 SC SC SC
PoP 12hr         30    10      20    30      30    40      40    30
Rain shwrs     C  C  S  S    S  S  S  C    C  C  S  C    C  C  S  C

$$
PRZ010-222000-
Eugenio Maria de Hosto Airport-Mayaguez PR
18.27N  67.15W Elev. 28 ft
503 AM AST Sat Nov 22 2025

Date             Sat 11/22/25            Sun 11/23/25            Mon 11/24/25
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          69          90          70          90
Temp             79 87 88 79 75 72 70 69 79 88 89 80 76 73 71 70 79 88 89 81 77
Dewpt            70 72 71 71 70 69 68 68 69 72 72 72 71 70 69 69 70 73 73 73 72
RH               74 61 57 77 84 90 93 97 72 59 57 77 85 90 93 97 74 61 59 77 85
Wind dir         NE NE NE  E NE NE NE NE NE  E  S NE NE  E  E  E  E  E NE  E  E
Wind spd         10 11  8  5 10 12 10 10  9  6  2  4 10 10  9  9  9 10  4  8 13
Clouds           FW FW SC SC FW FW FW FW FW FW SC SC FW FW FW FW FW FW B2 B2 SC
PoP 12hr                     10           0          20           0          50
QPF 12hr                   0.02           0        0.03           0        0.16
Rain shwrs              S  S                    S  S                    C  C  S
Heat index          94 94                   95 97 84             82 96 98 85
Max heat               95    91                97    94          82    98    95


Date          Tue 11/25/25  Wed 11/26/25  Thu 11/27/25  Fri 11/28/25
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    91      72    91      71    90      71    90
Temp          72 80 90 78   73 81 90 77   72 80 89 77   72 80 89 77
Dewpt         70 72 74 71   71 72 73 71   70 72 74 72   70 72 73 73
PWind dir         E    NE       E     E       E     E       E     E
Wind char        GN    GN      GN    GN      GN    LT      LT    LT
Avg clouds    SC FW FW SC   CL CL FW FW   CL FW FW SC   SC FW FW SC
PoP 12hr         20    20       0    20       0    40      10    30
Rain shwrs     S  S  S  S          S  S          C  C    S  S  C  C

$$
VIZ001-222000-
CYRIL E. King Airport-St Thomas USVI
18.33N  64.97W Elev. 23 ft
503 AM AST Sat Nov 22 2025

Date             Sat 11/22/25            Sun 11/23/25            Mon 11/24/25
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          78          88          78          88
Temp             83 86 87 83 81 79 79 78 83 87 88 83 81 80 79 78 83 87 88 84 82
Dewpt            72 72 71 71 71 72 71 72 72 72 72 72 72 72 72 72 73 73 73 73 72
RH               70 63 59 67 72 79 77 82 70 61 59 70 74 77 79 82 72 63 61 70 72
Wind dir         NE  E NE NE NE NE  E  E  E  E  E NE  E  E  E  E  E  E  E  E  E
Wind spd         13 13 13 14 14 13 13 14 13 13 12 14 17 18 17 14 16 16 16 16 17
Clouds           SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC SC B1 B1 SC SC SC
PoP 12hr                     30          10          30          40          40
QPF 12hr                   0.05        0.02        0.07        0.05        0.06
Rain shwrs        C  C  S  S  S  S  S     S  S  C  C  S  S  C  C  C  C  S  S  S
Heat index       88 93 93 87 84 83       88 94 94 88 85 83       88 95 95 90 88
Max heat         88    93    91    84    88    95    93    85    88    96    94


Date          Tue 11/25/25  Wed 11/26/25  Thu 11/27/25  Fri 11/28/25
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          80    88      79    88      79    87      79    88
Temp          81 84 88 82   80 83 88 82   80 83 87 81   80 83 88 82
Dewpt         72 73 74 73   73 73 74 73   73 74 75 73   74 75 75 74
PWind dir         E     E       E     E       E     E       E     E
Wind char        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    SC SC SC SC   SC SC FW FW   SC SC SC SC   SC SC SC SC
PoP 12hr         30    20      20    10      10    30      30    20
Rain shwrs     C  C  S  S    S  S  S  S    S  S  S  C    C  C  S  S

$$
VIZ002-222000-
Henry E. Rohlsen Airport-St Croix USVI
17.70N  64.80W Elev. 74 ft
503 AM AST Sat Nov 22 2025

Date             Sat 11/22/25            Sun 11/23/25            Mon 11/24/25
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          76          86
Temp             81 86 87 81 78 76 75 74 80 85 86 81 79 78 77 76 81 85 86 81 78
Dewpt            71 71 71 70 71 71 71 70 72 72 71 71 71 71 71 71 73 72 72 72 72
RH               72 61 59 69 79 85 87 87 77 65 61 72 77 79 82 85 77 65 63 74 82
Wind dir         NE  E  E NE NE NE NE  E  E  E  E  E NE  E  E  E  E  E  E  E  E
Wind spd         11 13 12 12 12 12 12 12 11 13 11 11 12 12 13 13 12 16 14 12 13
Clouds           FW FW FW FW FW SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC
PoP 12hr                      0          20          20          30          30
QPF 12hr                   0.01        0.04        0.03        0.03        0.04
Rain shwrs                       S  S  S  S     S  S  S  S  S  S  C  C  S  S  S
Heat index       84 91 92 84             83 90 91 85             85 91 92 84
Max heat         84    92    90          83    92    89          85    92    90


Date          Tue 11/25/25  Wed 11/26/25  Thu 11/27/25  Fri 11/28/25
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    87      75    87      76    87      75    87
Temp          76 81 87 79   76 81 87 79   77 81 87 79   76 81 87 79
Dewpt         72 73 72 72   72 73 73 72   72 73 73 73   72 73 73 73
PWind dir         E     E       E     E       E     E       E     E
Wind char        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
Avg clouds    SC SC SC SC   SC SC SC SC   SC SC FW FW   SC SC SC SC
PoP 12hr         20    20      20    20      20    20      20    30
Rain shwrs     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  C

$$