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Issued by NWS San Juan, PR

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FOCA52 TJSJ 281559 AAA
PFMSJU

POINT FORECAST MATRICES...UPDATED
NATIONAL WEATHER SERVICE SAN JUAN PR
1159 AM AST Fri Apr 28 2017

PRZ001-282015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
1159 AM AST Fri Apr 28 2017

DATE             FRI 04/28/17            SAT 04/29/17            SUN 04/30/17
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                      86          76          83          75          83
TEMP                   86 83 80 78 77 76 80 82 83 81 78 77 75 75 79 82 83 81 78
DEWPT                  73 73 73 73 72 72 72 72 72 72 72 72 72 71 71 71 71 71 70
RH                     65 72 79 85 85 87 77 72 70 74 82 85 90 87 77 69 67 72 76
WIND DIR                E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD               16 14 12 12 11 12 13 16 14 13 12 12 12 12 13 16 13 13 11
CLOUDS                 SC SC B2 B2 B2 B2 B2 B2 SC SC SC SC B1 B1 B2 B2 B1 B1 B2
POP 12HR                     50          50          50          50          50
QPF 12HR                   0.35        0.18        0.43        0.45        0.76
RAIN SHWRS              C  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  S  S  S  S  S  S
HEAT INDEX             93 89 84          84 87 88 85                86 88 85
MAX HEAT               93    93          84    88    88                88    88


DATE          MON 05/01/17  TUE 05/02/17  WED 05/03/17  THU 05/04/17
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          75    86      75    85      76    87      76    86
TEMP          75 81 86 79   75 81 85 79   76 82 87 80   76 82 86 79
DEWPT         70 70 70 71   71 72 71 71   72 73 73 73   73 73 73 73
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    BZ      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    B2 B1 SC SC   SC SC B1 B1   SC SC SC SC   SC SC SC SC
POP 12HR         50    40      40    40      20    20      20    30
RAIN SHWRS     C  C  C  C    C  C  C  C    S  S  S  S    S  S  S  C
TSTMS          S  S     S    S  S  S  S

$$

PRZ002-282015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
1159 AM AST Fri Apr 28 2017

DATE             FRI 04/28/17            SAT 04/29/17            SUN 04/30/17
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                      85          77          84          76          84
TEMP                   85 83 80 79 77 77 81 83 84 82 79 78 76 76 80 83 84 82 79
DEWPT                  74 73 73 73 73 72 73 73 72 73 72 72 72 71 71 71 71 72 70
RH                     70 72 79 82 87 85 77 72 67 74 79 82 87 85 74 67 65 72 74
WIND DIR                E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD               13 12 12 13 12 12 13 14 13 13 13 14 13 13 14 14 12 11 12
CLOUDS                 SC SC B2 B2 B2 B2 B2 B2 SC SC SC SC B1 B1 B2 B2 B1 B1 B2
POP 12HR                     50          50          50          50          50
QPF 12HR                   0.25        0.18        0.32        0.45        0.76
RAIN SHWRS              S  S  C  C  C  C  C  C  S  S  C  C  C  C  C  C  C  C  C
TSTMS                                                 S  S  S  S  S  S  S  S  S
HEAT INDEX             93 89 84          86 89 90 87             83 88 89 87
MAX HEAT               93    93          86    90    90          83    89    89


DATE          MON 05/01/17  TUE 05/02/17  WED 05/03/17  THU 05/04/17
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    85      75    85      76    85      76    85
TEMP          76 81 85 78   75 81 85 79   76 81 85 79   76 81 85 79
DEWPT         70 70 70 70   71 71 70 71   72 72 72 72   73 73 72 72
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B2 B1 SC SC   SC SC B1 B1   SC SC SC SC   SC SC SC SC
POP 12HR         50    40      40    40      20    20      20    30
RAIN SHWRS     C  C  C  C    C  C  C  C    S  S  S  S    S  S  S  C
TSTMS          S  S  S  S    S  S  S  S

$$

PRZ007-282015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
1159 AM AST Fri Apr 28 2017

DATE             FRI 04/28/17            SAT 04/29/17            SUN 04/30/17
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          75          85          74          85
TEMP                   88 84 80 78 76 76 81 84 85 82 78 76 75 75 80 84 85 82 78
DEWPT                  70 71 71 71 70 70 70 70 71 70 70 70 70 69 69 68 70 69 68
RH                     55 65 74 79 82 82 69 63 63 67 76 82 84 82 69 59 61 65 71
WIND DIR               SE  E  E NE NE NE  E  E  E  E NE NE NE NE  E  E  E  E  E
WIND SPD               12 10  6  6  5  5 10 11 11  8  6  6  6  5  9 11 11 10  5
CLOUDS                 SC SC FW FW FW FW SC SC SC SC SC SC FW FW SC SC B2 B2 SC
POP 12HR                     20          10          30          20          50
QPF 12HR                   0.21        0.01        0.34        0.02        0.57
RAIN SHWRS              S  S              S  S  C  C  S  S  S  S  S  S  C  C  C
TSTMS                                           S  S                    S  S
HEAT INDEX             93 89 83          85 88 90 86             83 87 90 85
MAX HEAT               93    93          85    90    90          83    90    90


DATE          MON 05/01/17  TUE 05/02/17  WED 05/03/17  THU 05/04/17
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    86      75    86      74    86      74    89
TEMP          74 81 86 79   75 81 86 78   74 81 86 78   74 83 89 79
DEWPT         68 69 69 69   70 70 70 71   71 71 71 72   73 71 71 72
PWIND DIR        NE     E       E     E       E    SE       E    SE
WIND CHAR        GN    BZ      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    SC SC SC SC   FW FW FW SC   FW FW FW FW   FW FW FW SC
POP 12HR         30    30      10    20      10    10      10    20
RAIN SHWRS     C  C  C  C    S  S  S  S    S  S  S  S    S  S  S  S
TSTMS                S  S

$$

PRZ008-282015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
1159 AM AST Fri Apr 28 2017

DATE             FRI 04/28/17            SAT 04/29/17            SUN 04/30/17
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                      86          76          84          75          84
TEMP                   86 83 80 78 77 76 80 83 84 81 78 77 76 76 80 83 84 81 78
DEWPT                  74 74 73 73 72 72 72 72 74 72 72 71 71 71 71 70 71 71 71
RH                     68 74 79 85 85 87 77 70 72 74 82 82 85 85 74 65 65 72 79
WIND DIR                E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD               16 18 18 16 14 14 16 16 17 17 17 18 17 16 17 18 17 16 14
CLOUDS                 SC SC FW FW FW FW SC SC B1 B1 FW FW FW FW SC SC B1 B1 SC
POP 12HR                     20          10          50          20          40
QPF 12HR                   0.20        0.01        0.55        0.04        0.50
RAIN SHWRS              S  S              S  S  C  C  S  S  S  S  S  S  C  C  S
TSTMS                                           S  S                    S  S
HEAT INDEX             94 90 84          84 88 91 85             83 87 89 85
MAX HEAT               94    94          84    91    91          83    89    89


DATE          MON 05/01/17  TUE 05/02/17  WED 05/03/17  THU 05/04/17
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          75    83      76    84      76    84      75    84
TEMP          75 80 83 78   76 81 84 79   76 81 84 78   75 80 84 78
DEWPT         70 70 71 71   71 71 71 73   72 72 73 74   73 73 74 74
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   FW FW SC B1   FW FW SC SC   FW FW FW SC
POP 12HR         20    20      10    30      10    50      10    20
RAIN SHWRS     S  S  S  S    S  S  C  C    S  S  C  C    S  S  S  S
TSTMS                              S  S

$$

PRZ010-282015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
1159 AM AST Fri Apr 28 2017

DATE             FRI 04/28/17            SAT 04/29/17            SUN 04/30/17
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          75          84          74          84
TEMP                   88 84 80 78 76 76 80 83 84 81 78 76 75 75 80 83 84 81 77
DEWPT                  72 71 71 72 71 71 71 71 73 71 70 70 70 70 70 69 70 69 70
RH                     59 65 74 82 85 85 74 67 70 72 76 82 84 84 72 63 63 67 79
WIND DIR               NE  E  E  E  E  E  E  E  E  E NE  E  E  E  E  E  E  E  E
WIND SPD                8 10  8  8  8  8 10  8  9 11 11 10  8  8 11  8  8  9  9
CLOUDS                 OV OV FW FW FW FW FW FW B2 B2 FW FW FW FW SC SC B1 B1 SC
POP 12HR                     90           5          70          10          40
QPF 12HR                   0.91           0        0.75        0.01        0.44
RAIN SHWRS              D  D                    L  L  S  S        S  S  C  C  S
TSTMS                   C  C                    C  C                    S  S
HEAT INDEX             95 89 83          83 88 90 85             83 87 88 84
MAX HEAT               95    95          83    90    90          83    88    88


DATE          MON 05/01/17  TUE 05/02/17  WED 05/03/17  THU 05/04/17
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    84      76    85      75    86      75    87
TEMP          74 80 84 79   76 81 85 78   75 81 86 79   75 82 87 79
DEWPT         69 69 72 73   71 70 71 73   72 71 72 74   73 71 73 74
PWIND DIR         E     N       E    NE      NE    SE       E     N
WIND CHAR        GN    GN      GN    LT      LT    LT      LT    LT
AVG CLOUDS    SC SC SC SC   FW FW SC B1   FW FW FW SC   FW FW SC SC
POP 12HR         10    50      10    50      10    20      10    50
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  S  S    S  S  C  C
TSTMS                S  S          S  S

$$

VIZ001-282015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
1159 AM AST Fri Apr 28 2017

DATE             FRI 04/28/17            SAT 04/29/17            SUN 04/30/17
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                      86          75          83          74          83
TEMP                   86 83 79 77 76 75 79 82 83 80 77 76 75 75 79 82 83 80 77
DEWPT                  73 73 73 73 73 72 72 72 72 72 72 72 72 71 71 71 71 70 71
RH                     65 72 82 87 90 90 79 72 70 77 85 87 90 87 77 69 67 72 82
WIND DIR                E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD               16 16 16 18 17 17 18 17 16 16 17 17 16 17 18 20 19 17 20
CLOUDS                 SC SC B1 B1 B1 B1 B2 B2 FW FW SC SC B1 B1 B2 B2 B1 B1 B2
POP 12HR                     40          50          50          50          50
QPF 12HR                   0.29        0.16        0.22        0.45        0.76
RAIN SHWRS              S  S  C  C  C  C  C  C  S  S  C  C  C  C  C  C  C  C  C
TSTMS                                                 S  S  S  S  S  S  S  S  S
HEAT INDEX             93 89                87 88 84                86 88 83
MAX HEAT               93    93                88    88                88    88


DATE          MON 05/01/17  TUE 05/02/17  WED 05/03/17  THU 05/04/17
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    86      76    86      76    86      76    86
TEMP          74 81 86 79   76 82 86 79   76 82 86 79   76 82 86 79
DEWPT         69 70 70 72   72 72 72 72   73 73 73 73   73 74 74 73
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    GN      GN    GN
AVG CLOUDS    B2 B1 SC SC   SC SC B1 B1   SC SC SC SC   SC SC SC SC
POP 12HR         50    40      40    40      20    20      20    30
RAIN SHWRS     C  C  C  C    C  C  C  C    S  S  S  S    S  S  S  C
TSTMS          S  S  S  S    S  S  S  S

$$

VIZ002-282015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
1159 AM AST Fri Apr 28 2017

DATE             FRI 04/28/17            SAT 04/29/17            SUN 04/30/17
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                      86          75          84          74          84
TEMP                   86 83 79 77 76 76 80 83 84 81 78 76 75 75 80 83 84 81 77
DEWPT                  74 74 73 74 73 73 73 73 73 72 73 73 72 71 72 72 72 71 71
RH                     68 74 82 90 90 90 79 72 70 74 85 90 90 87 77 70 67 72 82
WIND DIR                E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD               16 16 16 16 16 16 17 17 16 16 16 16 14 16 17 19 18 18 20
CLOUDS                 SC SC SC SC SC SC B2 B2 SC SC SC SC B1 B1 B2 B2 B1 B1 B2
POP 12HR                     30          50          50          50          50
QPF 12HR                   0.28        0.13        0.32        0.45        0.76
RAIN SHWRS              S  S  C  C  C  C  C  C  S  S  C  C  C  C  C  C  C  C  C
TSTMS                                                 S  S  S  S  S  S  S  S  S
HEAT INDEX             94 90             84 89 90 85             84 88 90 85
MAX HEAT               94    94          84    90    90          84    90    90


DATE          MON 05/01/17  TUE 05/02/17  WED 05/03/17  THU 05/04/17
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    85      76    84      76    85      76    85
TEMP          74 80 85 79   76 81 84 79   76 81 85 79   76 81 85 80
DEWPT         71 70 70 72   72 73 73 73   74 74 74 74   74 74 74 74
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    GN      GN    GN
AVG CLOUDS    B2 B1 B1 SC   SC SC B1 B1   SC SC SC SC   SC SC SC SC
POP 12HR         50    40      40    40      20    20      20    30
RAIN SHWRS     C  C  C  C    C  C  C  C    S  S  S  S    S  S  S  C
TSTMS          S  S  S  S    S  S  S  S

$$



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