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Issued by NWS San Juan, PR

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FOCA52 TJSJ 250120 AAA
PFMSJU

POINT FORECAST MATRICES...UPDATED
NATIONAL WEATHER SERVICE SAN JUAN PR
920 PM AST Fri Nov 24 2017

PRZ001-250900-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
920 PM AST Fri Nov 24 2017

DATE           11/24/17      SAT 11/25/17            SUN 11/26/17            MON
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          87          76          88          75
TEMP                79 78 77 82 86 87 82 79 78 77 76 82 87 88 82 79 77 76 75 81
DEWPT               76 75 74 74 75 74 75 75 74 73 71 70 70 71 70 72 73 75 75 73
RH                  91 91 90 77 70 65 79 88 88 87 85 67 57 57 67 79 87 97100 77
WIND DIR            SE SE SE SE SE  E  E SE SE SE SE SE  E  E  E  E SE  S SE  E
WIND SPD             6  6  6  8 11 11 10  8  8  8  6  8 11 12 10  8  9  9  8 10
CLOUDS              SC SC SC SC SC SC SC B1 B1 B1 B1 FW FW FW FW FW FW FW FW SC
POP 12HR                     40          40          10          20          30
QPF 12HR                   0.15        0.06           0        0.01        0.01
RAIN SHWRS           C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  C
HEAT INDEX                   88 95 95 89             86 92 94 86             86
MAX HEAT         86    86    88    96    93          86    94    91          86


DATE           11/27  TUE 11/28/17  WED 11/29/17  THU 11/30/17  FRI 12/01/17
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      75    86      75    87      75    85      75    86
TEMP          87 79   76 80 86 78   76 81 87 79   76 80 85 78   76 79 86 78
DEWPT         71 76   76 75 74 76   74 75 76 75   74 75 71 71   71 71 71 72
PWIND DIR         E       E     E      SE     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      LT    GN
AVG CLOUDS    SC FW   CL FW FW SC   B1 SC FW FW   CL FW SC SC   FW FW FW FW
POP 12HR         30      20    50      50    20      20    30      20    10
RAIN SHWRS     C  C    S  S  S  C    C  C  S  S    S  S  C  C    S  S  S  S

$$

PRZ002-250900-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
920 PM AST Fri Nov 24 2017

DATE           11/24/17      SAT 11/25/17            SUN 11/26/17            MON
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          86          75          86          75
TEMP                78 77 76 81 85 86 81 78 77 76 75 80 85 86 81 78 77 76 75 80
DEWPT               75 75 75 75 75 76 75 74 73 72 70 71 71 71 71 73 74 75 75 73
RH                  91 94 97 82 72 72 82 88 87 87 84 74 63 61 72 85 90 97100 79
WIND DIR             E  E  E  E SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD             9 10 10 12 11 12 10  9 11 10 11 11 12 10  8 10 11 11 10 11
CLOUDS              SC B1 B1 SC SC B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW FW FW SC
POP 12HR                     50          40          20          20          40
QPF 12HR                   0.18        0.06        0.03        0.03        0.03
RAIN SHWRS           C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  C
HEAT INDEX                   87 94 96 87             83 90 91 85             84
MAX HEAT         86          87    96    93          83    91    89          84


DATE           11/27  TUE 11/28/17  WED 11/29/17  THU 11/30/17  FRI 12/01/17
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          85      73    85      74    86      74    86      74    86
TEMP          85 77   74 79 85 77   75 80 86 78   75 80 86 77   75 79 86 78
DEWPT         72 76   74 75 75 75   74 75 76 75   74 75 74 72   71 72 72 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 FW   FW FW FW SC   B1 SC FW CL   SC SC SC FW   SC SC FW FW
POP 12HR         40      20    50      50    30      40    40      40    30
RAIN SHWRS     C  C    S  S  C  C    C  C  C  S    C  C  C  S    C  C  C  S

$$

PRZ007-250900-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
920 PM AST Fri Nov 24 2017

DATE           11/24/17      SAT 11/25/17            SUN 11/26/17            MON
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          73          87          74
TEMP                76 75 74 81 87 88 81 78 75 74 73 80 86 87 81 78 76 75 74 80
DEWPT               73 72 72 73 73 73 74 72 71 69 69 69 72 70 69 71 69 67 68 70
RH                  90 90 93 77 63 61 79 82 87 84 87 69 63 57 67 79 79 76 82 72
WIND DIR            NE NE NE  E SE SE  E NE NE NE NE NE  E SE  E NE NE NE NE NE
WIND SPD             8  8  6  9 10 10  8  6  8  8  9  9 12 11  9  8 10  9  9 10
CLOUDS              SC FW FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW
POP 12HR                     30          40          10          20          10
QPF 12HR                   0.04        0.04           0        0.01           0
RAIN SHWRS           S        C  C  C  C  S  S  S  S        S  S  S  S  S  S  S
HEAT INDEX                   86 94 96 86             83 92 92 84             83
MAX HEAT                     86    96    93          83    94    89          83


DATE           11/27  TUE 11/28/17  WED 11/29/17  THU 11/30/17  FRI 12/01/17
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    88      74    90      73    89      68    90
TEMP          86 77   74 80 88 78   75 82 89 78   74 81 88 74   69 77 89 77
DEWPT         70 74   74 75 72 76   74 72 75 76   73 73 71 68   68 69 67 70
PWIND DIR         E       E    SE       E    SE      NE    NE      NE     E
WIND CHAR        GN      LT    GN      GN    GN      GN    LT      LT    LT
AVG CLOUDS    FW FW   CL CL FW FW   CL CL FW SC   CL CL FW SC   CL CL FW SC
POP 12HR         20      10    30      10    30      10    30      10    30
RAIN SHWRS     S  S    S  S  C  C    S  S  S  C    S  S  C  C    S  S  C  C

$$

PRZ008-250900-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
920 PM AST Fri Nov 24 2017

DATE           11/24/17      SAT 11/25/17            SUN 11/26/17            MON
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          86          76          85          74
TEMP                77 77 76 81 85 86 81 79 78 77 76 80 84 85 80 77 76 75 74 78
DEWPT               75 75 73 73 74 75 76 75 75 73 73 71 69 68 72 74 72 72 72 72
RH                  94 94 90 77 70 70 85 88 91 87 90 74 61 57 77 90 87 90 93 82
WIND DIR             E  E  E  E  E NE  N SE SE  E  E  E  E  E  E  E  E  E  E  E
WIND SPD            10 10 10  8  8  6  6  6  8 11 12 12 11 10 11 12 11 10 10 10
CLOUDS              SC FW FW SC SC B1 B1 FW FW FW FW FW FW FW FW SC SC SC SC CL
POP 12HR                     20          40           0          20          10
QPF 12HR                   0.03        0.17           0        0.07           0
RAIN SHWRS           S        S  S  C  C                    S  S  S  S  S  S  S
TSTMS
HEAT INDEX                   86 93 95 87             83 88 88 84
MAX HEAT                     86    95    94          83    89    87
FLASH FLOOD          A  A  A  A  A  A


DATE           11/27  TUE 11/28/17  WED 11/29/17  THU 11/30/17  FRI 12/01/17
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          83      71    84      72    84      74    83      74    84
TEMP          83 75   72 77 84 76   73 78 84 77   75 78 83 77   75 78 84 78
DEWPT         73 73   72 76 75 76   73 71 75 75   75 73 75 72   70 71 72 72
PWIND DIR         E       E    NE       E    NE       E     E       E     E
WIND CHAR        GN      GN    LT      GN    LT      GN    GN      GN    GN
AVG CLOUDS    FW FW   FW FW FW SC   CL CL FW SC   CL CL FW SC   SC SC SC SC
POP 12HR         20      20    50      10    50      10    50      40    40
RAIN SHWRS     S  S    S  S  C  C    S  S  S  C    S  S  C  C    C  C  C  C

$$

PRZ010-250900-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
920 PM AST Fri Nov 24 2017

DATE           11/24/17      SAT 11/25/17            SUN 11/26/17            MON
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                      72          90          73          87          74
TEMP                75 73 72 80 88 89 82 78 76 74 73 80 85 87 81 78 76 75 74 79
DEWPT               74 73 71 72 73 72 74 74 74 72 70 69 67 67 70 73 71 70 71 71
RH                  97100 97 77 61 57 77 88 94 93 90 69 55 52 69 85 85 84 90 77
WIND DIR             E  E  E NE SE SE  N  N  E  E  E  E SW  S  N  E  E NE NE NE
WIND SPD             4  5  6  5  8  9  5  3  4  5  6  6  5  6  6  8  6  8  8  6
CLOUDS              FW FW FW FW FW SC SC FW FW FW FW FW FW FW FW FW FW FW FW CL
POP 12HR                     10          40           0          40          10
QPF 12HR                   0.01        0.19           0        0.13           0
RAIN SHWRS                    S  S  C  C                    C  C  S  S  S  S  S
TSTMS
HEAT INDEX                   84 96 96 88             83 88 90 85
MAX HEAT                     84    97    94          83    90    88


DATE           11/27  TUE 11/28/17  WED 11/29/17  THU 11/30/17  FRI 12/01/17
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          85      71    85      73    87      74    86      72    87
TEMP          85 75   72 78 85 77   74 80 87 78   75 80 86 76   73 78 87 77
DEWPT         72 74   72 75 73 76   74 71 72 76   75 72 74 71   69 69 67 71
PWIND DIR        NE       E     E       E    NE       E     E       E    NE
WIND CHAR        LT      LT    LT      LT    LT      LT    GN      LT    LT
AVG CLOUDS    FW SC   FW FW FW SC   CL CL FW SC   CL CL FW B1   CL CL FW B1
POP 12HR         50      20    50      10    50      10    50      10    50
RAIN SHWRS     C  C    S  S  C  C    S  S  S  C    S  S  L  L    S  S  C  C

$$

VIZ001-250900-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
920 PM AST Fri Nov 24 2017

DATE           11/24/17      SAT 11/25/17            SUN 11/26/17            MON
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          86          75          85          75
TEMP                78 78 77 81 85 86 81 78 77 76 75 80 84 85 80 78 77 76 75 80
DEWPT               75 75 75 75 75 75 74 74 73 72 71 71 72 73 74 75 75 75 73 72
RH                  91 91 94 82 72 70 79 88 87 87 87 74 67 67 82 91 94 97 94 77
WIND DIR             E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD            13 13 16 16 14 14 12 12 13 13 12 13 13 11 11 13 16 16 13 14
CLOUDS              SC B1 B1 SC SC B1 B1 SC SC SC SC FW FW FW FW FW FW FW FW FW
POP 12HR                     50          30          20          20          10
QPF 12HR                   0.17        0.04           0           0           0
RAIN SHWRS           C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                   87 94 95 86             83 90 92 84             84
MAX HEAT                     87    95    92          83    92    90          84


DATE           11/27  TUE 11/28/17  WED 11/29/17  THU 11/30/17  FRI 12/01/17
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      76    86      76    85      75    85      75    85
TEMP          86 79   77 81 86 79   77 80 85 78   76 80 85 78   76 79 85 79
DEWPT         75 77   76 74 76 75   75 76 75 74   75 75 75 73   71 71 72 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    FW FW   FW FW FW SC   B1 SC FW CL   FW SC SC FW   SC SC FW FW
POP 12HR         20      20    50      50    10      40    40      30    20
RAIN SHWRS     S  S    S  S  S  C    C  C  S  S    S  C  C  S    C  C  S  S

$$

VIZ002-250900-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
920 PM AST Fri Nov 24 2017

DATE           11/24/17      SAT 11/25/17            SUN 11/26/17            MON
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          87          73          87          73
TEMP                77 76 75 81 86 87 80 77 75 74 73 80 86 87 80 77 75 74 73 79
DEWPT               75 74 74 75 75 75 74 73 72 71 70 71 72 74 75 75 75 74 73 73
RH                  94 94 97 82 70 68 82 87 90 90 90 74 63 65 85 94100100100 82
WIND DIR             E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD            11 12 13 13 14 13 12 12 12 12 11 12 13 12 12 13 14 14 13 13
CLOUDS              SC B1 B1 SC SC B1 B1 SC SC SC SC FW FW FW FW FW FW FW FW SC
POP 12HR                     50          30          20          20          50
QPF 12HR                   0.17        0.04        0.01        0.03        0.09
RAIN SHWRS           C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  C  C  C  C  C
HEAT INDEX                   87 95 96 84             83 92 95 85
MAX HEAT                     87    96    94          83    95    93


DATE           11/27  TUE 11/28/17  WED 11/29/17  THU 11/30/17  FRI 12/01/17
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      74    86      74    87      74    85      74    86
TEMP          86 78   75 80 86 78   75 80 87 78   75 79 85 77   75 79 86 81
DEWPT         76 75   75 75 76 74   75 76 75 75   75 75 75 75   73 73 73 73
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      BZ    GN      GN    GN      GN    GN
AVG CLOUDS    SC FW   SC SC FW FW   SC SC SC CL   FW SC SC FW   FW FW FW FW
POP 12HR         40      30    30      40    40      40    40      20    20
RAIN SHWRS     C  C    C  C  C  C    C  C  C  S    S  C  C  S    S  S  S  S

$$



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