Point Forecast Matrices
Issued by NWS San Juan, PR

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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
415 AM AST Sat Apr 29 2017

PRZ001-292100-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
415 AM AST Sat Apr 29 2017

DATE             SAT 04/29/17            SUN 04/30/17            MON 05/01/17
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                      84          76          84          76          86
TEMP          76 80 83 84 82 79 78 76 76 80 83 84 82 79 77 76 77 82 85 86 83 79
DEWPT         74 74 73 73 73 73 73 73 72 72 72 72 72 73 73 73 73 72 71 71 72 72
RH            94 82 72 70 74 82 85 90 87 77 70 67 72 82 87 90 87 72 63 61 70 79
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      13 17 18 17 17 13 13 14 13 14 17 16 14 12 12 13 13 17 17 18 14 13
CLOUDS        B1 B1 B1 SC SC SC SC SC SC SC SC B2 B2 B2 B2 B2 B2 SC SC B1 B1 B1
POP 12HR                     70          40          50          50          50
QPF 12HR                   0.41        0.03        0.49        0.28        0.33
RAIN SHWRS     L  L  L  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  S  S  S  S  S  S  S  S  S
HEAT INDEX       84 89 90 87             84 88 90 87             87 90 91 88
MAX HEAT         84    90    90          84    90    90          87    91    91


DATE          TUE 05/02/17  WED 05/03/17  THU 05/04/17  FRI 05/05/17
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      76    87      76    87      76    87
TEMP          76 81 85 79   76 82 87 80   76 82 87 80   76 82 87 80
DEWPT         73 73 73 74   74 74 73 74   74 73 72 73   74 73 72 73
PWIND DIR         E     E       E     E      SE     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    B1 B1 B1 SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         50    50      20    20      20    30      30    30
RAIN SHWRS     C  C  C  C    S  S  S  S    S  S  S  C    C  C  C  S
TSTMS          S  S  S  S

$$

PRZ002-292100-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
415 AM AST Sat Apr 29 2017

DATE             SAT 04/29/17            SUN 04/30/17            MON 05/01/17
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                      84          76          84          76          85
TEMP          77 81 83 84 82 79 78 76 76 80 83 84 82 79 77 76 77 81 84 85 82 79
DEWPT         74 73 73 74 74 73 73 73 72 72 72 72 72 72 72 72 72 71 71 71 72 73
RH            90 77 72 72 77 82 85 90 87 77 70 67 72 79 85 87 85 72 65 63 72 82
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E NE  E  E  E  E  E  E  E  E
WIND SPD      16 18 18 17 16 16 16 16 16 17 19 14 14 12 14 16 14 16 16 16 14 14
CLOUDS        B2 B2 B2 SC SC SC SC SC SC SC SC B2 B2 B2 B2 B2 B2 SC SC B1 B1 B1
POP 12HR                     70          40          50          50          50
QPF 12HR                   0.31        0.03        0.49        0.28        0.34
RAIN SHWRS     L  L  L  S  S  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  S  S  S  S  S  S  S
HEAT INDEX       86 89 91 88             84 88 90 87             85 89 90 87
MAX HEAT         86    91    91          84    90    90          85    90    90


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

$$

PRZ007-292100-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
415 AM AST Sat Apr 29 2017

DATE             SAT 04/29/17            SUN 04/30/17            MON 05/01/17
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          73          85          73          86
TEMP          76 81 84 85 82 77 75 74 74 80 84 85 82 77 75 73 75 81 85 86 82 77
DEWPT         73 73 72 72 72 72 72 72 72 71 70 70 71 71 71 71 71 71 70 71 72 71
RH            90 77 67 65 72 85 90 93 93 74 63 61 69 82 87 93 87 72 61 61 72 82
WIND DIR      NE  E SE SE SE NE  E  E NE  E  E  E NW  E  E NE NE  E SE SE  E  E
WIND SPD       9 16 18 17 13  9  9  9  9 13 16 16  8 11 10 10  9 14 17 18 16 11
CLOUDS        FW FW FW SC SC SC SC SC SC SC SC B2 B2 SC SC SC SC SC SC SC SC SC
POP 12HR                     30          20          50          30          30
QPF 12HR                   0.32        0.01        0.56        0.17        0.19
RAIN SHWRS              C  C  S  S  S  S  S  S  C  C  C  C  C  C  S  S  C  C  S
TSTMS                   S  S                    S  S                    S  S
HEAT INDEX       86 90 91 87             83 88 90 86             85 90 91 87
MAX HEAT         86    91    91          83    90    90          85    91    90


DATE          TUE 05/02/17  WED 05/03/17  THU 05/04/17  FRI 05/05/17
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          73    86      74    86      74    86      74    86
TEMP          73 81 86 78   74 81 86 78   74 81 86 78   74 81 86 78
DEWPT         72 72 73 73   74 74 74 74   74 73 71 72   72 73 71 72
PWIND DIR        NE     E       E    SE      SE    SE       E    SE
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   FW FW FW FW   FW FW FW SC   SC SC SC FW
POP 12HR         20    20      10    20      10    20      20    20
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-292100-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
415 AM AST Sat Apr 29 2017

DATE             SAT 04/29/17            SUN 04/30/17            MON 05/01/17
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                      84          75          84          75          83
TEMP          76 80 83 84 81 78 77 76 76 80 83 84 81 78 76 75 76 80 82 83 81 78
DEWPT         74 74 73 73 73 74 73 73 73 72 72 72 73 72 72 73 73 72 72 71 73 73
RH            94 82 72 70 77 88 87 90 90 77 70 67 77 82 87 94 90 77 72 67 77 85
WIND DIR       E  E NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      17 18 20 21 20 18 16 18 19 20 21 21 19 19 17 16 17 19 19 20 16 16
CLOUDS        FW FW FW B1 B1 FW FW FW FW FW FW B2 B2 SC SC SC SC SC SC B1 B1 SC
POP 12HR                     50           5          50          20          50
QPF 12HR                   0.53        0.01        0.45        0.12        0.29
RAIN SHWRS              C  C  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       84 89 90 86             84 88 90 86             84 87 88 86
MAX HEAT         84    90    90          84    90    90          84    88    88


DATE          TUE 05/02/17  WED 05/03/17  THU 05/04/17  FRI 05/05/17
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    84      76    84      75    84      75    84
TEMP          75 80 84 79   76 81 84 78   75 80 84 78   75 80 84 78
DEWPT         73 73 74 74   74 74 75 75   74 73 74 75   73 73 75 75
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    GN      GN    GN      LT    LT      LT    GN
AVG CLOUDS    SC SC SC SC   FW FW SC SC   FW FW FW SC   FW FW SC SC
POP 12HR         20    30      10    50      10    20      10    40
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  S  S    S  S  C  C
TSTMS                S  S          S  S

$$

PRZ010-292100-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
415 AM AST Sat Apr 29 2017

DATE             SAT 04/29/17            SUN 04/30/17            MON 05/01/17
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                      84          73          84          73          84
TEMP          76 80 83 84 81 77 75 74 74 79 83 84 81 77 75 73 74 79 83 84 81 77
DEWPT         73 73 72 72 73 73 73 72 72 72 70 70 73 73 72 72 72 71 70 70 73 73
RH            90 79 70 67 77 87 94 93 93 79 65 63 77 87 90 97 93 77 65 63 77 87
WIND DIR       E  E  E NE  E  E  E  E  E  E NE NE  E NE  E  E  E  E  E  E NE  E
WIND SPD      10 13 12 10 12 12 12 12 13 17 14 14 16 17 13 11 12 16  9 10 10  9
CLOUDS        FW FW FW B2 B2 FW FW FW FW FW FW B2 B2 SC SC SC SC SC SC B1 B1 SC
POP 12HR                     70           5          50          20          50
QPF 12HR                   0.75        0.01        0.43        0.02        0.26
RAIN SHWRS              L  L  S  S  S  S  S  S  C  C  S  S  S  S  S  S  C  C  S
TSTMS                   C  C                    S  S                    S  S
HEAT INDEX       84 88 90 86                87 88 86                87 88 86
MAX HEAT         84    90    90                88    89                88    89


DATE          TUE 05/02/17  WED 05/03/17  THU 05/04/17  FRI 05/05/17
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          73    85      75    86      75    86      75    86
TEMP          73 80 85 78   75 81 86 79   75 81 86 79   75 81 86 79
DEWPT         72 72 74 75   74 74 74 74   74 73 72 75   72 72 72 75
PWIND DIR         E    NE       E    SE      SE    NE       E    SE
WIND CHAR        GN    LT      LT    GN      LT    LT      LT    LT
AVG CLOUDS    SC SC SC B1   FW FW SC SC   FW FW SC SC   FW FW SC B1
POP 12HR         20    50      10    40      10    50      10    50
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  C  C    S  S  C  C
TSTMS                S  S          S  S

$$

VIZ001-292100-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
415 AM AST Sat Apr 29 2017

DATE             SAT 04/29/17            SUN 04/30/17            MON 05/01/17
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                      84          75          84          75          87
TEMP          75 80 83 84 81 78 77 76 76 80 83 84 81 78 76 75 76 82 86 87 84 79
DEWPT         74 74 73 73 73 73 73 73 73 72 73 73 73 73 73 73 72 72 72 73 73 73
RH            97 82 72 70 77 85 87 90 90 77 72 70 77 85 90 94 87 72 63 63 70 82
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      19 21 20 20 19 19 19 20 20 20 19 20 19 17 18 19 19 19 17 18 18 18
CLOUDS        SC SC SC FW FW SC SC SC SC SC SC B2 B2 B2 B2 B2 B2 SC SC B1 B1 B1
POP 12HR                     40          40          50          50          50
QPF 12HR                   0.16        0.03        0.49        0.28        0.33
RAIN SHWRS     C  C  C  S  S  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  S  S  S  S  S  S  S
HEAT INDEX       84 89 90 86             84 89 90 86             87 92 94 90
MAX HEAT         84    90    90          84    90    90          87    94    94


DATE          TUE 05/02/17  WED 05/03/17  THU 05/04/17  FRI 05/05/17
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      76    86      76    86      76    86
TEMP          75 81 86 79   76 82 86 79   76 82 86 79   76 82 86 79
DEWPT         73 73 74 74   74 74 74 74   74 74 74 74   74 73 73 74
PWIND DIR         E     E       E     E      SE     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    GN      BZ    BZ
AVG CLOUDS    B1 B1 B1 SC   B1 B1 SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         50    50      40    40      20    30      30    30
RAIN SHWRS     C  C  C  C    C  C  C  S    S  S  S  C    C  C  C  S
TSTMS          S  S  S  S    S  S  S

$$

VIZ002-292100-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
415 AM AST Sat Apr 29 2017

DATE             SAT 04/29/17            SUN 04/30/17            MON 05/01/17
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          75          85          75          84
TEMP          76 81 84 85 82 79 77 76 76 81 84 85 82 78 77 75 76 80 83 84 81 78
DEWPT         74 75 74 74 74 74 74 74 74 73 73 74 74 73 73 73 73 73 73 73 73 74
RH            94 82 72 70 77 85 90 94 94 77 70 70 77 85 87 94 90 79 72 70 77 88
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      16 19 19 19 17 17 17 16 17 18 18 19 20 18 18 17 17 18 18 17 18 18
CLOUDS        B2 B2 B2 SC SC SC SC SC SC SC SC B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1
POP 12HR                     70          40          50          50          50
QPF 12HR                   0.32        0.03        0.49        0.29        0.36
RAIN SHWRS     L  L  L  S  S  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  S  S  S  S  S  S  S
HEAT INDEX       87 91 93 88             86 90 93 88             84 89 90 86
MAX HEAT         87    93    93          86    93    93          84    90    90


DATE          TUE 05/02/17  WED 05/03/17  THU 05/04/17  FRI 05/05/17
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    84      76    85      76    85      77    85
TEMP          75 80 84 79   76 81 85 79   76 81 85 80   77 82 85 80
DEWPT         74 74 75 75   74 74 74 74   74 74 73 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    B1 B1 B1 SC   B1 B1 SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         50    50      40    40      20    30      30    30
RAIN SHWRS     C  C  C  C    C  C  C  S    S  S  S  C    C  C  C  S
TSTMS          S  S  S  S    S  S  S

$$



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