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Issued by NWS San Juan, PR

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FOCA52 TJSJ 280758
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
358 AM AST Fri Jul 28 2017

PRZ001-282015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
358 AM AST Fri Jul 28 2017

DATE             FRI 07/28/17            SAT 07/29/17            SUN 07/30/17
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          79          91          79          89
TEMP          81 87 92 93 90 84 81 80 79 85 90 91 88 83 82 80 79 84 88 88 86 82
DEWPT         76 75 75 75 76 76 76 75 75 75 74 74 74 74 75 74 75 74 74 73 73 74
RH            85 68 58 56 64 77 85 85 88 72 60 58 63 74 79 82 88 72 63 61 65 77
WIND DIR      SE  E  E  E  E SW SE SE SE SE  E  E  E  E  E  E  E SE SE  E  E  E
WIND SPD       4  5 10 13 12  8  5  5  5  8 12 16 16 11  8  6 10 12 13 12 11 10
CLOUDS        FW SC SC B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC SC
POP 12HR                     40          20          40          40          30
QPF 12HR                   0.24        0.03        0.11        0.09        0.09
RAIN SHWRS     S  S  S  C  C  S  S  S  S  S  S  C  C  C  C  C  C  C  C  C  C  S
TSTMS                   S  S                          S  S  S  S
HEAT INDEX    87 96103105102 93 87 85    94 99101 97 90 89 84    91 97 96 93 88
MAX HEAT         96   105   105    91    94   101   101    90    91    97    97


DATE          MON 07/31/17  TUE 08/01/17  WED 08/02/17  THU 08/03/17
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      80    88      79    88      79    90
TEMP          80 84 88 83   81 84 88 82   80 84 88 82   80 85 90 83
DEWPT         74 73 74 75   77 76 76 76   75 74 75 75   76 76 76 76
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    GN      GN    BZ      BZ    BZ      GN    BZ
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC B2 B1
POP 12HR         20    20      20    30      30    30      50    50
RAIN SHWRS     S  S  S  S    S  S  S  C    C  C  C  C    C  C  C  C
TSTMS                                         S  S          S  S  S

$$

PRZ002-282015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
358 AM AST Fri Jul 28 2017

DATE             FRI 07/28/17            SAT 07/29/17            SUN 07/30/17
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          79          90          78          89
TEMP          80 85 89 90 87 83 81 79 79 84 88 87 85 82 81 79 78 83 87 87 85 83
DEWPT         76 76 76 77 76 76 76 75 75 75 75 75 74 74 74 75 75 75 75 74 74 75
RH            88 75 66 66 70 80 85 88 88 74 66 68 70 77 79 88 91 77 68 65 70 77
WIND DIR       E SE SE SE  S SE SE SE SE SE SE  E  E  E  E  E  E SE SE SE SE  E
WIND SPD       6  9 11 12 10  8  8  8 10 11 12 12 11  9 10 10 13 14 14 12 11 13
CLOUDS        SC SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC B2 B2 B2 B2 B1 B1 SC SC B1
POP 12HR                     40          40          50          50          50
QPF 12HR                   0.23        0.04        0.13        0.15        0.09
RAIN SHWRS     S  C  C  C  C  C  C  C  C  S  S  C  C  C  C  C  C  C  C  S  S  C
TSTMS                   S  S                    S  S  S  S  S  S
HEAT INDEX    86 94100103 98 91 87       92 98 96 93 88 86       90 96 95 93 90
MAX HEAT         94   103   103    89    92    99    98    86    90    98    95


DATE          MON 07/31/17  TUE 08/01/17  WED 08/02/17  THU 08/03/17
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    90      82    89      82    88      81    89
TEMP          81 84 87 84   82 85 87 84   82 84 86 83   82 85 87 83
DEWPT         74 74 75 76   76 76 76 76   75 75 76 75   76 77 78 77
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    GN      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    B1 B1 SC SC   SC SC SC SC   SC B1 B1 SC   B1 B1 B2 SC
POP 12HR         40    40      20    30      50    50      50    50
RAIN SHWRS     C  C  C  S    S  S  S  C    C  C  C  C    C  C  C  C
TSTMS                                         S  S  S    S  S  S  S

$$

PRZ007-282015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
358 AM AST Fri Jul 28 2017

DATE             FRI 07/28/17            SAT 07/29/17            SUN 07/30/17
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          78          92          77          90
TEMP          78 86 92 93 89 83 81 79 78 86 92 90 88 82 82 79 77 85 90 89 87 82
DEWPT         72 75 73 74 75 74 74 74 74 73 71 72 73 72 72 72 72 72 71 71 70 71
RH            82 70 54 54 64 74 79 85 88 65 51 56 61 72 72 79 85 65 54 56 57 69
WIND DIR       N  E SE SE SE  E NE NE NE  E SE SE SE  E NE NE NE  E SE SE SE  E
WIND SPD       8  8 12 12 10  5  6  6  6  9 13 13 11  6  6  6  4 10 10 11 10  8
CLOUDS        FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     20          20          10          10          20
QPF 12HR                   0.12        0.02        0.03           0        0.01
RAIN SHWRS        S  S  S  S  S  S  S  S        S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX       95101103 99 90 86       93 99 97 96 87 87       91 96 95 92 86
MAX HEAT         95   103   103    88    93    99    97    87    91    96    94


DATE          MON 07/31/17  TUE 08/01/17  WED 08/02/17  THU 08/03/17
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          78    91      78    93      78    91      76    91
TEMP          80 86 90 82   80 87 91 83   80 86 89 81   78 85 88 80
DEWPT         72 71 69 73   74 73 71 73   72 72 71 72   73 73 73 74
PWIND DIR         E     E      NE     E      NE     E       E     E
WIND CHAR        LT    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   FW FW SC SC
POP 12HR         10    20      10    10      10    30      10    20
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  C  C    S  S  S  S
TSTMS                                            S  S

$$

PRZ008-282015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
358 AM AST Fri Jul 28 2017

DATE             FRI 07/28/17            SAT 07/29/17            SUN 07/30/17
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          89          79          88
TEMP          79 85 88 89 87 82 81 79 80 83 88 87 85 82 81 80 79 83 87 87 85 82
DEWPT         74 73 76 77 77 74 74 73 73 74 74 76 76 77 75 73 73 74 74 73 75 75
RH            85 67 68 68 72 77 79 82 79 74 63 70 75 85 82 79 82 74 65 63 72 79
WIND DIR      SE  E NE  N  N SE SE SE SE  E  N NE  W  S  S  E  E  E SE  E NE  E
WIND SPD       8  8  9  8  5  8  6  6  6  5  8 10 10  8  5  9  5  6  8  5  5 10
CLOUDS        FW SC SC B2 B2 B1 B1 B1 B1 SC SC B1 B1 SC SC SC SC B1 B1 B1 B1 SC
POP 12HR                     70          20          40          10          50
QPF 12HR                   0.55        0.02        0.32           0        0.33
RAIN SHWRS        S  S  L  L  S  S  S  S  S  S  C  C  S  S  S  S  S  S  C  C  S
TSTMS                   S  S                    S  S                    S  S
HEAT INDEX       92 99102 99 88 86    84 90 97 98 94 90 87 84    90 95 94 94 89
MAX HEAT         92   102   102    88    90    99    98    90    90    97    94


DATE          MON 07/31/17  TUE 08/01/17  WED 08/02/17  THU 08/03/17
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    88      79    89      80    87      79    88
TEMP          80 83 86 82   80 83 87 83   81 83 86 82   80 83 86 82
DEWPT         73 74 75 76   76 76 77 75   74 75 76 75   75 75 76 77
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    GN      GN    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   FW FW SC B1
POP 12HR         10    20      20    10      10    20      10    40
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  C
TSTMS                                                             S

$$

PRZ010-282015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
358 AM AST Fri Jul 28 2017

DATE             FRI 07/28/17            SAT 07/29/17            SUN 07/30/17
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          92          79          89
TEMP          77 83 88 89 87 82 81 79 79 85 92 86 82 81 83 81 79 83 89 84 81 81
DEWPT         72 73 73 74 77 74 74 74 74 75 74 74 74 74 74 73 72 73 74 73 74 73
RH            85 72 61 61 72 77 79 85 85 72 56 68 77 79 74 77 79 72 61 70 79 77
WIND DIR      NE NE NW NW  E  E  E NE  N SE SE  N NW  E NE NE  E  E SE SE SE SE
WIND SPD       5  4  6  6  6  4  4  5  5  6  8  6  8  4  6  6  3  4  9  6  5  8
CLOUDS        FW FW FW B1 B1 SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC B1 B1 SC
POP 12HR                     50          10          60           5          40
QPF 12HR                   0.39        0.02        0.49           0        0.27
RAIN SHWRS        S  S  C  C  S  S  S  S        L  L  S  S  S  S  S  S  C  C  S
TSTMS                   S  S                    S  S
HEAT INDEX       89 96 98 99 88 86       94102 94 88 86 90 86    89 98 90 86 86
MAX HEAT         89    98    99    88    94   102    91    90    89    98    89


DATE          MON 07/31/17  TUE 08/01/17  WED 08/02/17  THU 08/03/17
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      79    89      80    88      77    88
TEMP          81 84 85 81   81 83 85 82   81 83 83 79   79 82 83 79
DEWPT         72 73 73 74   74 74 76 74   73 74 76 74   73 74 76 75
PWIND DIR         E    SE       E    NE      NE     E       E     E
WIND CHAR        GN    GN      LT    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   FW FW SC B2
POP 12HR         10    50      10    40      10    40      10    50
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  C  C    S  S  S  C
TSTMS                S  S          S  S          S  S             S

$$

VIZ001-282015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
358 AM AST Fri Jul 28 2017

DATE             FRI 07/28/17            SAT 07/29/17            SUN 07/30/17
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                      88          81          90          79          89
TEMP          81 85 87 88 86 83 82 81 81 83 87 88 87 82 81 80 79 82 87 87 87 83
DEWPT         76 76 77 78 77 76 76 76 75 75 75 75 75 75 76 75 74 74 74 74 74 74
RH            85 75 72 72 75 80 82 85 82 77 68 66 68 79 85 85 85 77 65 65 65 74
WIND DIR       E  E SE SE SE  E  E  E SE SE SE SE SE  E  E  E  E SE SE SE  E  E
WIND SPD      11 12 14 12 12  9 10 12 13 14 14 13 11 12 13 16 20 19 17 14 16 17
CLOUDS        SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC
POP 12HR                     30          30          50          50          40
QPF 12HR                   0.07        0.03        0.10        0.15        0.07
RAIN SHWRS     S  C  C  C  C  C  C  C  C  C  C  S  S  C  C  C  C  C  C  S  S  C
TSTMS                   S  S                          S  S  S  S
HEAT INDEX    87 94 99102 97 91 89 87 87 90 96 98 96 89 87 85    88 95 95 95 90
MAX HEAT         94   102   100    91    90    98    98    87    88    95    95


DATE          MON 07/31/17  TUE 08/01/17  WED 08/02/17  THU 08/03/17
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          81    90      82    88      81    88      81    88
TEMP          82 84 88 83   82 84 88 82   81 83 87 83   82 84 87 83
DEWPT         74 74 75 77   75 76 76 75   75 75 76 76   76 76 76 77
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      WY    WY      WY    BZ
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC B1 B1 SC   B1 B1 B2 SC
POP 12HR         30    30      20    30      50    50      50    50
RAIN SHWRS     C  C  C  S    S  S  S  C    C  C  C  C    C  C  C  C
TSTMS                                         S  S  S    S  S  S  S

$$

VIZ002-282015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
358 AM AST Fri Jul 28 2017

DATE             FRI 07/28/17            SAT 07/29/17            SUN 07/30/17
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          78          91          78          90
TEMP          80 85 89 90 87 82 80 78 79 84 88 88 85 81 80 79 79 83 87 88 86 82
DEWPT         77 77 77 77 77 77 76 76 76 75 75 75 75 76 76 76 75 75 75 75 75 75
RH            91 77 68 66 72 85 88 94 91 74 66 66 72 85 88 91 88 77 68 66 70 79
WIND DIR       E  E SE SE SE SE  E  E  E SE SE SE  E  E  E  E  E  E SE SE  E  E
WIND SPD      10 11 12 12 10  9 10 11 11 12 12 12 11 11 12 14 20 19 17 13 13 17
CLOUDS        SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC
POP 12HR                     40          20          50          50          30
QPF 12HR                   0.08        0.02        0.09        0.14        0.06
RAIN SHWRS     S  C  C  C  C  S  S  S  S  S  S  C  C  C  C  C  C  C  C  S  S  C
TSTMS                                                 S  S  S  S
HEAT INDEX    87 96102103 99 90 86       92 98 98 94 87 86       90 96 98 95 89
MAX HEAT         96   103   103    88    92    99    98    86    90    98    96


DATE          MON 07/31/17  TUE 08/01/17  WED 08/02/17  THU 08/03/17
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      80    89      79    89      80    90
TEMP          80 84 88 82   81 84 88 81   79 83 87 82   81 84 88 82
DEWPT         74 75 76 77   77 77 77 76   76 76 77 77   77 77 78 78
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      WY    WY      WY    BZ
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC B1 B1 SC   B1 B1 B2 SC
POP 12HR         30    30      20    30      50    50      50    50
RAIN SHWRS     C  C  C  S    S  S  S  C    C  C  C  C    C  C  C  C
TSTMS                                         S  S  S    S  S  S  S

$$



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