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Issued by NWS San Juan, PR

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FOCA52 TJSJ 270110 AAA
PFMSJU

POINT FORECAST MATRICES...UPDATED
NATIONAL WEATHER SERVICE SAN JUAN PR
910 PM AST Tue Oct 26 2021

PRZ001-270815-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
910 PM AST Tue Oct 26 2021

DATE           10/26/21      WED 10/27/21            THU 10/28/21            FRI
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          92          77          92          77
TEMP                79 77 76 85 91 92 85 82 80 78 77 85 91 92 85 82 80 78 77 85
DEWPT               71 71 71 71 71 69 71 71 71 70 71 71 70 70 71 71 71 71 70 70
RH                  77 82 85 63 52 47 63 69 74 76 82 63 50 49 63 69 74 79 79 61
WIND DIR             S  S  S SE SE SE SE  S  S  S  S SE  E  E SE SE SE SE  N SE
WIND SPD             4  4  3  4  8 10  9  6  4  4  3  3  6  9  9  6  4  4  3  4
CLOUDS              FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                      5          10          10          10          10
QPF 12HR                      0        0.04        0.02        0.01        0.01
RAIN SHWRS                 S        S  S        S  S  S  S  S  S  S  S  S  S  S
OBVIS                H  H  H  H  H     H  H
HEAT INDEX                   90 98 97 90 86 83       90 97 98 90 86 83       90
MAX HEAT               83    90    98    97    85    90    98    97    85    90


DATE           10/29  SAT 10/30/21  SUN 10/31/21  MON 11/01/21  TUE 11/02/21
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          91      76    91      76    91      76    88      77    86
TEMP          91 81   77 84 91 81   77 84 91 81   77 82 88 80   78 81 86 80
DEWPT         69 71   71 70 71 71   72 72 72 72   71 71 70 71   71 71 72 72
PWIND DIR        SE      SE     E      SE     E       E     E       E     E
WIND CHAR        GN      LT    GN      LT    GN      LT    GN      LT    GN
AVG CLOUDS    SC B1   SC SC SC SC   SC SC SC B1   B1 B1 SC B1   B1 B1 B1 B1
POP 12HR         40      30    30      30    40      40    40      40    40
RAIN SHWRS     C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C
TSTMS          S  S                                         S    S  S  S  S

$$

PRZ002-270815-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
910 PM AST Tue Oct 26 2021

DATE           10/26/21      WED 10/27/21            THU 10/28/21            FRI
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          76          88          74
TEMP                77 75 74 82 87 88 82 80 78 77 76 83 87 88 81 78 76 75 74 81
DEWPT               72 72 72 73 73 72 72 72 72 72 72 72 72 72 72 72 72 71 70 71
RH                  85 90 93 74 63 59 72 77 82 85 87 70 61 59 74 82 87 87 87 72
WIND DIR            SE SE  S SE SE  S  S SE SE SE SE SE SE SE SE SE SE SE SE  E
WIND SPD             6  6  6  8 10 11  8  9  8  6  5  5  8  9  6  6  6  5  4  5
CLOUDS              SC SC FW SC SC FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW
POP 12HR                     10          10          20          20          10
QPF 12HR                   0.01        0.04        0.04        0.01        0.01
RAIN SHWRS           S  S  S  S  S  S     S     S  S  S  S  S  S  S  S  S  S  S
OBVIS                H  H  H  H  H     H  H
HEAT INDEX                   87 94 95 87 84          88 94 95 85             85
MAX HEAT                     87    95    94          88    95    94          85


DATE           10/29  SAT 10/30/21  SUN 10/31/21  MON 11/01/21  TUE 11/02/21
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    89      76    89      76    86      77    85
TEMP          87 79   77 83 89 80   77 83 89 80   77 81 86 80   78 81 85 79
DEWPT         73 71   71 73 72 72   73 73 73 73   72 74 72 73   72 73 73 73
PWIND DIR        SE       E    SE       E     E       E     E       E     E
WIND CHAR        LT      LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC   SC B1 B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   B2 B2 B1 B1
POP 12HR         30      40    40      40    40      40    50      50    50
RAIN SHWRS     C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                                      S  S             S    S  S     S

$$

PRZ007-270815-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
910 PM AST Tue Oct 26 2021

DATE           10/26/21      WED 10/27/21            THU 10/28/21            FRI
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          89          73          89          72
TEMP                77 75 74 82 88 89 81 78 76 74 73 82 88 89 81 77 75 73 72 81
DEWPT               69 70 70 71 71 71 71 71 70 70 69 71 71 72 72 71 71 70 69 70
RH                  76 84 87 69 57 56 72 79 82 87 87 69 57 57 74 82 87 90 90 69
WIND DIR            NE NE NE  E SE SE SE  E NE NE NE  E SE SE SE  E  E  E  E  E
WIND SPD             4  4  4  5 10  9  6  5  5  4  5  5  9  9  8  4  4  4  4  4
CLOUDS              FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC FW FW FW
POP 12HR                     10          10          10          10          10
QPF 12HR                   0.01        0.04        0.03        0.02        0.02
RAIN SHWRS                 S     S  S     S     S  S  S  S  S  S  S  S  S  S  S
OBVIS                H  H  H  H  H     H  H
HEAT INDEX                   86 94 95 85             86 94 96 85             85
MAX HEAT                     86    95    94          86    96    94          85


DATE           10/29  SAT 10/30/21  SUN 10/31/21  MON 11/01/21  TUE 11/02/21
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          88      73    87      73    88      73    87      74    90
TEMP          88 78   74 81 87 77   74 81 88 78   74 80 87 78   75 82 90 79
DEWPT         70 71   69 70 72 71   69 71 72 72   70 70 72 70   70 70 72 71
PWIND DIR        SE       E     E       E     E       E     E      NE     E
WIND CHAR        LT      LT    GN      LT    GN      LT    GN      LT    GN
AVG CLOUDS    SC B1   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC B1
POP 12HR         50      10    20      20    40      10    30      10    50
RAIN SHWRS     C  C    S  S  S  S    S  S  C  C    S  S  C  C    S  S  C  C
TSTMS          S  S                        S  S                        S  S

$$

PRZ008-270815-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
910 PM AST Tue Oct 26 2021

DATE           10/26/21      WED 10/27/21            THU 10/28/21            FRI
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          89          76          89          76
TEMP                77 75 74 82 88 89 83 80 78 77 76 83 88 89 83 80 78 77 76 83
DEWPT               71 70 68 70 70 71 71 71 70 70 68 69 69 70 70 70 70 70 69 70
RH                  82 84 82 67 55 56 67 74 76 79 76 63 54 54 65 72 76 79 79 65
WIND DIR            SE  S SE SE NE  N NE  E SE SE SE  E NE  N NE  E SE SE SE SE
WIND SPD             4  5  4  5  3  5  4  6  4  4  4  5  3  5  4  5  4  4  3  4
CLOUDS              FW FW FW FW FW SC SC FW FW FW SC FW CL FW FW SC SC FW FW FW
POP 12HR                      0          20           5          20          10
QPF 12HR                      0        0.08        0.01        0.01           0
RAIN SHWRS                          S  S              S     S  S  S  S
OBVIS                H  H  H  H  H        H
HEAT INDEX                   86 93 95 88 83          87 92 94 87 83          87
MAX HEAT                     86    95    94          87    94    93          87


DATE           10/29  SAT 10/30/21  SUN 10/31/21  MON 11/01/21  TUE 11/02/21
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          88      75    90      75    90      75    87      76    85
TEMP          88 79   76 83 90 80   76 83 90 80   76 81 87 79   77 80 85 79
DEWPT         70 70   71 70 71 71   71 71 72 72   71 71 72 71   72 71 73 72
PWIND DIR        NE       E     E       E     E       E     E       E     E
WIND CHAR        LT      LT    LT      LT    LT      GN    GN      GN    GN
AVG CLOUDS    FW SC   SC SC SC B1   SC SC SC B1   SC SC SC B1   SC SC SC B1
POP 12HR         30      10    40      20    40      10    40      20    50
RAIN SHWRS     C  C    S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C
TSTMS                        S  S          S  S          S  S          S  S

$$

PRZ010-270815-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
910 PM AST Tue Oct 26 2021

DATE           10/26/21      WED 10/27/21            THU 10/28/21            FRI
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          87          73          87          73
TEMP                76 74 73 81 86 87 80 77 75 74 73 81 86 87 80 77 75 74 73 80
DEWPT               71 70 70 72 72 72 73 72 71 70 70 72 71 71 73 72 71 71 70 70
RH                  85 87 90 74 63 61 79 85 87 87 90 74 61 59 79 85 87 90 90 72
WIND DIR            SE  E  E  E  S SE  E  E  E  E  E  E  S  S  E  E SE SE  E  E
WIND SPD             5  5  4  6  8  8  9  6  4  5  5  5  5  6  4  5  4  5  4  4
CLOUDS              FW FW FW FW FW FW SC FW FW FW FW FW FW FW FW SC SC FW FW CL
POP 12HR                      0          20          10          20          10
QPF 12HR                      0        0.07        0.02        0.02           0
RAIN SHWRS                          S  S  S           S     S  S  S  S
OBVIS                H  H  H  H  H        H
HEAT INDEX                   85 92 94 84             85 91 93 84             83
MAX HEAT                     85    94    92          85    93    92          83


DATE           10/29  SAT 10/30/21  SUN 10/31/21  MON 11/01/21  TUE 11/02/21
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      73    87      73    87      73    85      75    89
TEMP          86 77   74 81 87 77   74 81 87 77   74 79 85 78   76 82 89 79
DEWPT         70 71   71 70 72 72   71 71 73 73   71 71 73 71   71 71 73 73
PWIND DIR        SE       E    SE       E     E       E     E       E     E
WIND CHAR        LT      LT    LT      LT    LT      LT    LT      GN    GN
AVG CLOUDS    FW SC   SC SC SC B1   SC SC SC B1   SC SC SC B1   SC SC SC B1
POP 12HR         30      10    40      10    50      10    50      20    50
RAIN SHWRS     C  C    S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C
TSTMS                        S  S          S  S          S  S          S  S

$$

VIZ001-270815-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
910 PM AST Tue Oct 26 2021

DATE           10/26/21      WED 10/27/21            THU 10/28/21            FRI
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                      78          89          78          89          77
TEMP                80 79 78 84 88 89 84 81 80 79 78 84 88 89 83 81 79 78 77 83
DEWPT               72 72 72 72 72 71 71 70 71 70 70 70 71 71 70 69 70 70 70 71
RH                  77 79 82 67 59 56 65 69 74 74 76 63 57 56 65 67 74 76 79 67
WIND DIR            SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE  E SE SE  E  E
WIND SPD            10 11 10 10 13 13 11 10 11 10  8 10 10 11 10 10 10  9  9  9
CLOUDS              SC SC SC SC SC FW SC SC SC SC SC SC SC FW FW FW FW FW FW FW
POP 12HR                     10          10           5           5           5
QPF 12HR                   0.01        0.03        0.01           0           0
RAIN SHWRS           S  S  S  S  S  S     S                                   S
OBVIS                H  H  H  H  H     H  H
HEAT INDEX          84       90 95 95 89 85 83       88 94 95 87 84          88
MAX HEAT               85    90    96    94    85    88    95    93    83    88


DATE           10/29  SAT 10/30/21  SUN 10/31/21  MON 11/01/21  TUE 11/02/21
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          88      77    88      77    88      77    85      77    86
TEMP          88 80   78 83 88 80   78 83 88 80   78 81 85 79   78 81 86 80
DEWPT         70 71   71 72 71 72   72 71 72 71   71 71 71 72   71 71 72 72
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      BZ    GN
AVG CLOUDS    FW SC   SC SC SC SC   SC SC SC SC   SC SC SC B1   B1 B1 SC B1
POP 12HR         20      30    30      30    30      20    40      40    30
RAIN SHWRS     S  S    S  C  C  C    C  C  C  C    S  S  C  C    C  C  C  C
TSTMS                                                       S    S  S

$$

VIZ002-270815-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
910 PM AST Tue Oct 26 2021

DATE           10/26/21      WED 10/27/21            THU 10/28/21            FRI
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          89          77          89          75
TEMP                78 76 75 83 88 89 83 81 79 78 77 84 88 89 82 79 77 76 75 82
DEWPT               72 72 72 72 71 71 71 71 71 71 70 71 71 71 70 70 70 70 71 73
RH                  82 87 90 70 57 56 67 72 77 79 79 65 57 56 67 74 79 82 87 74
WIND DIR            SE SE SE SE SE SE SE SE SE  E  E  E  E SE SE  E  E  E  E  E
WIND SPD            10 10  9 10 12 12 11  9  9  9  8 10 10 10 10  8  8  8  8 10
CLOUDS              SC SC FW SC FW FW FW SC FW SC SC SC SC FW FW FW FW FW FW SC
POP 12HR                     10          10          10           5           5
QPF 12HR                      0        0.02        0.03        0.01           0
RAIN SHWRS           S                    S     S  S  S           S  S        S
OBVIS                H  H  H  H  H     H  H
HEAT INDEX                   88 94 95 88 85          89 94 95 86             87
MAX HEAT                     88    95    94    83    89    95    94          87


DATE           10/29  SAT 10/30/21  SUN 10/31/21  MON 11/01/21  TUE 11/02/21
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          88      75    88      75    88      75    85      75    88
TEMP          88 79   76 82 88 79   76 82 88 79   76 80 85 78   76 81 88 79
DEWPT         70 72   72 73 70 72   71 73 72 72   72 73 72 72   72 72 73 72
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC   SC SC B1 SC   SC SC B1 SC   SC SC SC SC   SC SC SC SC
POP 12HR         10      40    40      30    40      10    30      30    30
RAIN SHWRS     S  S    S  C  C  C    S  C  C  C    S  S  S  C    C  C  S  C
TSTMS                                      S  S

$$


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