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Issued by NWS San Juan, PR

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FOCA52 TJSJ 240801
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
401 AM AST Mon Jul 24 2017

PRZ001-242045-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
401 AM AST Mon Jul 24 2017

DATE             MON 07/24/17            TUE 07/25/17            WED 07/26/17
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                      91          80          88          78          89
TEMP          80 84 89 90 87 83 83 81 80 84 87 88 84 81 80 79 78 83 88 89 85 82
DEWPT         75 75 75 75 75 75 75 74 74 75 75 75 75 74 74 74 74 74 75 74 75 76
RH            85 74 64 62 68 77 77 79 82 74 68 66 74 79 82 85 88 74 66 61 72 82
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E SE  E  E  E  E  E
WIND SPD      11 13 16 17 16 13 13 12 12 14 16 17 14 10  9  9  8 11 13 17 17 11
CLOUDS        SC FW FW FW FW SC SC B2 B2 SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          60          30          30          30
QPF 12HR                   0.02        0.13        0.12        0.06        0.18
RAIN SHWRS     S  S  S        C  C  L  L  C  C  S  S  C  C  C  C  S  S  C  C  S
OBVIS          H  H  H  H  H
HEAT INDEX    85 92 99101 96 90 90 86 84 92 96 98 92 86 84       90 98 98 94 89
MAX HEAT         92   102    99    90    92    98    96    86    90    99    98


DATE          THU 07/27/17  FRI 07/28/17  SAT 07/29/17  SUN 07/30/17
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          79    89      79    91      80    90      79    89
TEMP          80 83 89 82   80 84 90 83   81 84 90 82   80 83 88 82
DEWPT         75 75 75 75   75 75 74 76   75 74 75 75   74 73 74 74
PWIND DIR        SE     E       E     E       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    SC SC SC FW   FW FW FW SC   FW FW FW SC   SC SC SC SC
POP 12HR         30    30      10    40      20    30      30    30
RAIN SHWRS     S  C  C  S    S  S  C  C    S  S  C  C    C  C  C  C
TSTMS                              S  S

$$

PRZ002-242045-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
401 AM AST Mon Jul 24 2017

DATE             MON 07/24/17            TUE 07/25/17            WED 07/26/17
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          80          89          79          89
TEMP          80 83 88 88 86 82 82 81 80 84 87 87 85 81 81 80 79 83 87 87 85 81
DEWPT         75 75 75 74 75 75 76 75 75 75 76 76 76 75 75 75 75 75 76 76 76 76
RH            85 77 66 63 70 79 82 82 85 74 70 70 75 82 82 85 88 77 70 70 75 85
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E SE
WIND SPD      13 14 14 14 13 14 14 14 13 14 14 13 13 10 10 10 10 11 12 12 12 10
CLOUDS        SC FW FW SC SC SC SC B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          60          50          40          30
QPF 12HR                   0.05        0.13        0.16        0.09        0.21
RAIN SHWRS     S  S  S  S  S  C  C  L  L  C  C  S  S  C  C  C  C  C  C  C  C  C
OBVIS          H  H  H  H  H
HEAT INDEX    85 90 98 97 95 89 89 87 85 92 98 98 94 87 87 85    90 98 98 94 87
MAX HEAT         90   101    99    90    92   100    99    89    90   100    99


DATE          THU 07/27/17  FRI 07/28/17  SAT 07/29/17  SUN 07/30/17
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          79    89      79    90      79    89      79    89
TEMP          80 83 87 81   80 84 88 82   80 83 87 81   80 83 87 82
DEWPT         76 76 77 75   75 76 76 76   75 75 76 75   75 75 74 74
PWIND DIR        SE     E       E    SE       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    SC SC SC FW   FW FW SC SC   FW FW FW SC   SC SC SC SC
POP 12HR         40    40      20    40      20    30      30    30
RAIN SHWRS     C  C  C  S    S  S  C  C    S  S  C  C    C  C  C  C
TSTMS                              S  S

$$

PRZ007-242045-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
401 AM AST Mon Jul 24 2017

DATE             MON 07/24/17            TUE 07/25/17            WED 07/26/17
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                      95          76          93          74          93
TEMP          77 86 95 95 91 83 82 78 77 86 93 93 89 81 81 76 75 85 93 93 89 81
DEWPT         73 73 72 70 71 72 72 73 72 72 70 71 72 72 72 72 72 72 71 71 72 73
RH            87 65 48 45 52 70 72 85 85 63 47 49 57 74 74 87 90 65 49 49 57 77
WIND DIR      NE  E SE SE SE  E NE NE NE  E SE SE SE  E NE NE NE  E SE SE SE  E
WIND SPD       9 13 17 18 17 10  8  8  8 12 16 18 17  8  5  6  8 10 14 14 13 10
CLOUDS        FW FW FW FW FW FW FW FW FW FW FW SC SC FW FW FW FW FW FW SC SC FW
POP 12HR                      5           5          20           5          20
QPF 12HR                      0           0        0.05           0        0.02
RAIN SHWRS                                      S  S                    S  S  S
OBVIS          H  H  H  H  H
HEAT INDEX       93104102 98 88 87       92 99100 96 85 85       91100100 96 86
MAX HEAT         93   104   102    87    92   100   100    85    91   100   100


DATE          THU 07/27/17  FRI 07/28/17  SAT 07/29/17  SUN 07/30/17
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    93      73    94      75    95      74    95
TEMP          76 85 93 80   76 85 94 82   77 87 95 82   77 86 95 82
DEWPT         72 73 71 73   72 72 70 73   73 72 70 72   72 72 68 72
PWIND DIR         E    SE       E    SE       E    SE       E    SE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    FW FW FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW
POP 12HR         10    20      10    10      10    20      10    20
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-242045-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
401 AM AST Mon Jul 24 2017

DATE             MON 07/24/17            TUE 07/25/17            WED 07/26/17
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          79          87          78          88
TEMP          78 82 87 87 84 82 82 81 80 82 86 85 82 81 80 79 78 82 87 86 83 82
DEWPT         75 75 76 77 76 75 75 75 74 75 76 76 76 75 75 74 73 74 74 74 74 75
RH            91 79 70 72 77 79 79 82 82 79 72 75 82 82 85 85 85 77 65 68 74 79
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  S  E  E  E  E  E NE  E NE  S
WIND SPD      12 14 17 20 21 19 16 13 12 16 18 20 11  9 11 12  9 11 13 10  9  6
CLOUDS        SC FW FW FW FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW B1 B1 FW
POP 12HR                     20          20          20           5          50
QPF 12HR                   0.01        0.04        0.09           0        0.30
RAIN SHWRS     S              S  S  S  S  S  S  S  S                    C  C  S
TSTMS                                                                   S  S
OBVIS          H  H  H  H  H
HEAT INDEX       89 98 99 93 89 89 87 84 89 96 94 89 87 85       88 95 94 90 89
MAX HEAT         89   100    97    89    89    98    93    87    88    95    93


DATE          THU 07/27/17  FRI 07/28/17  SAT 07/29/17  SUN 07/30/17
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          79    87      79    88      80    88      79    88
TEMP          80 82 85 82   80 83 86 82   81 83 86 82   81 83 86 82
DEWPT         74 74 74 76   73 72 74 76   75 74 76 76   74 74 74 75
PWIND DIR         E    NE       E     E       E     E       E     E
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    FW FW FW SC   FW FW FW SC   FW FW FW SC   FW FW FW FW
POP 12HR         10    50      10    50      10    40      20    20
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  C  C    S  S  S  S
TSTMS                S  S          S  S          S  S

$$

PRZ010-242045-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
401 AM AST Mon Jul 24 2017

DATE             MON 07/24/17            TUE 07/25/17            WED 07/26/17
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                      93          76          90          74          90
TEMP          75 82 93 86 81 80 81 78 76 82 89 84 79 78 78 77 74 81 90 84 80 79
DEWPT         74 74 75 76 76 74 73 74 74 73 74 75 75 74 74 73 72 73 73 74 73 74
RH            97 77 56 72 85 82 77 88 94 74 61 74 88 88 88 87 93 77 58 72 79 85
WIND DIR       E  E  E  W  S NE  E  E  E  E  E SW  E  N NE  E NE  E  W  N NW SE
WIND SPD       6  9  6  5  4  6  9  8  8 11 11  8  6  8  8  9  4  5  5  8  4  4
CLOUDS        FW FW FW SC SC FW FW FW FW FW FW B2 B2 FW FW FW FW FW FW B1 B1 FW
POP 12HR                     40          10          70           5          50
QPF 12HR                   0.20        0.02        0.56           0        0.30
RAIN SHWRS              C  C  S  S  S  S  S  S  L  L                    C  C  S
TSTMS                                           S  S                    S  S
OBVIS          H  H  H  H  H
HEAT INDEX       88105 96 87 84 86       87 98 92                86 98 91 84
MAX HEAT         88   105    93    86    87    98    87          86    98    88


DATE          THU 07/27/17  FRI 07/28/17  SAT 07/29/17  SUN 07/30/17
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    89      76    90      77    90      76    91
TEMP          78 82 84 79   78 82 85 80   79 83 84 79   78 83 85 79
DEWPT         73 74 74 74   72 71 75 73   74 73 74 74   73 73 72 73
PWIND DIR         E     W      NE    SE       E     E       E     E
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW FW SC   FW FW FW SC   FW FW FW SC   FW FW FW SC
POP 12HR         10    50      10    50      10    50      10    40
RAIN SHWRS     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

$$

VIZ001-242045-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
401 AM AST Mon Jul 24 2017

DATE             MON 07/24/17            TUE 07/25/17            WED 07/26/17
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                      91          80          90          79          89
TEMP          80 84 90 89 88 83 82 81 80 84 89 88 87 82 81 80 79 83 88 88 87 83
DEWPT         75 74 74 74 75 76 76 75 75 75 75 75 75 75 75 75 75 75 75 75 76 76
RH            85 72 60 61 66 80 82 82 85 74 64 66 68 79 82 85 88 77 66 66 70 80
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E SE SE  E  E
WIND SPD      17 17 17 16 17 18 18 17 18 17 17 16 14 14 16 14 13 13 14 13 12 13
CLOUDS        SC FW FW SC SC SC SC B2 B2 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          60          50          40          30
QPF 12HR                   0.05        0.13        0.16        0.09        0.21
RAIN SHWRS     S  S  S  S  S  C  C  L  L  C  C  S  S  C  C  C  C  C  C  C  C  C
OBVIS          H  H  H  H  H
HEAT INDEX    85 91 99 98 98 91 89 87 85 92 99 98 96 89 87 85    90 98 98 98 91
MAX HEAT         91    99    99    89    92    99    98    87    90    98    98


DATE          THU 07/27/17  FRI 07/28/17  SAT 07/29/17  SUN 07/30/17
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    89      80    89      80    90      80    90
TEMP          81 83 88 82   80 83 88 83   81 84 88 83   81 84 88 83
DEWPT         75 76 75 75   76 76 76 76   75 75 74 75   75 73 74 73
PWIND DIR         E     E       E    SE       E     E       E     E
WIND CHAR        BZ    GN      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC SC FW   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         40    40      30    40      30    30      30    30
RAIN SHWRS     C  C  C  C    C  C  C  C    C  C  C  C    C  C  C  C
TSTMS                              S  S

$$

VIZ002-242045-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
401 AM AST Mon Jul 24 2017

DATE             MON 07/24/17            TUE 07/25/17            WED 07/26/17
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                      91          78          89          78          90
TEMP          80 84 89 89 86 81 80 80 79 83 87 88 85 81 80 79 79 83 88 89 86 82
DEWPT         76 76 75 76 76 76 76 76 76 76 76 76 76 75 76 76 76 76 76 76 76 77
RH            88 77 64 66 72 85 88 88 91 80 70 68 75 82 88 91 91 80 68 66 72 85
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E SE SE  E
WIND SPD      14 16 17 16 16 14 16 14 16 16 17 14 16 13 14 13 11 14 13 13 12 11
CLOUDS        SC FW FW FW FW SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     20          50          50          40          30
QPF 12HR                   0.01        0.09        0.16        0.09        0.21
RAIN SHWRS     S  S  S        S  S  C  C  C  C  S  S  C  C  C  C  C  C  C  C  C
OBVIS          H  H  H  H  H
HEAT INDEX    86 93 99100 96 87 86 86    91 98 99 94 87 86       91 99100 96 90
MAX HEAT         93   102    99    87    91    99    98    86    91   100    99


DATE          THU 07/27/17  FRI 07/28/17  SAT 07/29/17  SUN 07/30/17
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          79    90      78    90      78    90      78    89
TEMP          81 84 88 81   80 83 88 81   80 83 88 81   80 83 88 82
DEWPT         75 77 75 76   77 76 76 76   76 76 75 76   75 75 75 75
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 FW   SC SC FW FW   FW FW FW SC   SC SC SC SC
POP 12HR         40    40      30    30      20    30      30    30
RAIN SHWRS     C  C  C  C    C  C  C  S    S  S  C  C    C  C  C  C

$$



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