Point Forecast Matrices
Issued by NWS San Juan, PR

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
FOCA52 TJSJ 020818
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
418 AM AST WED SEP 2 2015

PRZ001-022015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
418 AM AST WED SEP 2 2015

DATE             WED 09/02/15            THU 09/03/15            FRI 09/04/15
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          79          91          79          92
TEMP          78 81 88 91 88 84 83 82 79 82 88 91 88 84 83 82 79 82 89 92 89 84
DEWPT         71 77 77 77 77 76 75 75 75 73 74 75 73 73 73 71 72 71 72 73 75 75
RH            79 88 70 64 70 77 77 79 88 74 63 60 61 70 72 69 79 69 57 54 64 74
WIND DIR       S  E  E  E  E SE  S  S  S SE  E  E SE  S  S  S  S SE  E  E  E  E
WIND SPD       3  5 10 12 12  6  4  3  3  3  9 12  9  6  3  4  3  5  6 11 12  8
CLOUDS        B1 B1 B1 B1 B1 SC SC SC SC FW FW SC SC SC SC SC SC SC SC FW FW SC
POP 12HR                     50          20          10           5          10
QPF 12HR                   0.31        0.01        0.03        0.01        0.03
RAIN SHWRS     C  C  C  C  C  S  S  S  S        S  S  S  S  S  S  S  S  S  S  C
TSTMS          S        S  S
HEAT INDEX       88100105100 93 90 89    87 97102 96 90 89 86    86 96101 99 92
MAX HEAT         88   105   103    91    87   102    99    89    86   101   101


DATE          SAT 09/05/15  SUN 09/06/15  MON 09/07/15  TUE 09/08/15
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    91      78    90      78    89      78    89
TEMP          82 82 91 83   81 81 90 83   81 81 89 82   80 81 89 83
DEWPT         74 73 73 74   73 72 74 74   73 72 70 72   71 72 73 74
PWIND DIR        SE     E      SE    SE      SE     E       E     E
WIND CHAR        LT    GN      LT    GN      GN    GN      LT    GN
AVG CLOUDS    SC SC SC FW   SC SC SC SC   SC SC SC SC   FW FW FW SC
POP 12HR         30    30      20    40      20    20      10    20
RAIN SHWRS     C  C  C  S    S  S  C  C    S  S  S  S    S  S  S  S

$$

PRZ002-022015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
418 AM AST WED SEP 2 2015

DATE             WED 09/02/15            THU 09/03/15            FRI 09/04/15
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          76          90          76          90
TEMP          81 83 87 89 87 82 82 78 78 81 87 90 88 83 82 78 78 81 87 90 88 83
DEWPT         73 78 78 78 78 77 77 75 75 74 75 76 75 75 74 75 75 73 75 76 76 76
RH            77 85 75 70 75 85 85 91 91 79 68 64 66 77 77 91 91 77 68 64 68 80
WIND DIR       E  E SE  E SE  E SE SE  S SE SE SE SE SE SE SE SE SE SE  E  E  E
WIND SPD       5  6  9  9  9  6  8  6  4  4  6  8  6  8  6  8  4  6  5  8  6  9
CLOUDS        B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC
POP 12HR                     40          20          10          10          10
QPF 12HR                   0.21        0.02        0.04        0.01        0.04
RAIN SHWRS     L  C  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  C
TSTMS          S
HEAT INDEX    86 93100103100 90 90       86 96102 98 90 88       86 96102 99 91
MAX HEAT         93   103   103    90    86   102   102    90    86   102   102


DATE          SAT 09/05/15  SUN 09/06/15  MON 09/07/15  TUE 09/08/15
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          77    89      76    89      77    89      78    90
TEMP          79 82 89 82   78 81 89 83   79 82 89 83   80 83 90 84
DEWPT         74 74 74 74   73 73 74 74   74 73 73 73   73 73 74 75
PWIND DIR         E     E       E    SE       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC FW   FW FW FW FW
POP 12HR         30    30      30    30      30    30      10    20
RAIN SHWRS     C  C  C  S    C  C  C  S    C  C  C  S    S  S  S  S

$$

PRZ007-022015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
418 AM AST WED SEP 2 2015

DATE             WED 09/02/15            THU 09/03/15            FRI 09/04/15
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          93          75          92
TEMP          72 81 91 93 89 83 84 80 79 84 91 93 89 82 83 79 78 83 90 92 88 83
DEWPT         65 75 77 78 77 76 75 72 70 72 74 74 74 74 74 71 71 72 73 74 73 73
RH            79 82 64 62 68 80 74 77 74 67 58 54 61 77 74 77 79 70 58 56 61 72
WIND DIR      NE  E SE SE SE  E  E NE  E  E SE SE SE  E  E NE  E  E SE SE SE  E
WIND SPD       6  8 10 11 10  6  4  5  5  5  9 11  8  5  4  4  4  5  9  9  6  5
CLOUDS        SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC SC SC FW FW FW
POP 12HR                     20          20          10          10          10
QPF 12HR                   0.13        0.02        0.01        0.01        0.03
RAIN SHWRS     C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX       87105109102 91 92 84    90101103 98 88 90       88 98102 96 89
MAX HEAT         87   109   107    92    90   103   102    90    88   102   101


DATE          SAT 09/05/15  SUN 09/06/15  MON 09/07/15  TUE 09/08/15
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          77    90      75    91      75    91      75    90
TEMP          80 83 90 81   78 82 91 81   78 82 91 81   78 82 90 81
DEWPT         73 72 72 72   71 71 73 73   72 72 69 70   70 71 71 73
PWIND DIR         E    SE       E    SE       E     E       E     E
WIND CHAR        LT    LT      LT    LT      LT    GN      LT    GN
AVG CLOUDS    FW FW FW SC   SC SC SC SC   FW FW FW SC   FW FW FW FW
POP 12HR         10    20      10    20      10    20      10    20
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-022015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
418 AM AST WED SEP 2 2015

DATE             WED 09/02/15            THU 09/03/15            FRI 09/04/15
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          76          89
TEMP          76 82 89 89 85 82 82 81 79 84 90 88 84 80 80 78 76 82 89 88 84 81
DEWPT         69 75 78 79 70 70 71 73 73 76 76 76 76 75 74 73 73 75 75 75 75 75
RH            79 79 70 73 61 67 69 77 82 77 64 68 77 85 82 85 90 79 64 66 74 82
WIND DIR       E  E NE NE SE  E SE  W NE NE  N  N NE  E  E SE  S  N  N  N  N  E
WIND SPD       8  8  9 10 10  8  3  2  3  4  6  6  8  5  3  2  0  0  5  6  5  5
CLOUDS        SC SC SC OV OV B1 FW FW FW FW FW SC SC FW FW FW FW FW FW SC SC FW
POP 12HR                     70          50          20           5          20
QPF 12HR                   0.47        0.05        0.05           0        0.05
RAIN SHWRS     C  S  S  L  L  C                 S  S                    S  S  S
TSTMS                   S  S  S
HEAT INDEX       89103105 90 86 86 86    93102 99 93 85 84       89 99 98 92 87
MAX HEAT         89   108    98    87    93   102    96    85    89    99    95


DATE          SAT 09/05/15  SUN 09/06/15  MON 09/07/15  TUE 09/08/15
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    89      76    89      76    90      76    87
TEMP          80 83 87 80   78 82 87 80   78 82 88 80   78 81 86 80
DEWPT         74 73 74 74   73 72 75 73   73 73 73 72   70 71 74 74
PWIND DIR        SE    NE      SE     E       E     E       E     E
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    FW FW FW B1   SC SC SC B1   FW FW SC SC   FW FW FW SC
POP 12HR         10    50      10    50      10    40      10    20
RAIN SHWRS     S  S  C  C    S  S  C  C    S  S  C  C    S  S  S  S
TSTMS                S  S          S  S

$$

PRZ010-022015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
418 AM AST WED SEP 2 2015

DATE             WED 09/02/15            THU 09/03/15            FRI 09/04/15
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          90          77          89
TEMP          74 80 90 85 83 82 83 81 81 84 90 84 81 80 80 78 78 82 89 84 82 81
DEWPT         67 75 75 78 71 74 75 76 73 75 74 77 77 76 75 74 74 74 73 76 76 75
RH            79 85 62 80 67 77 77 85 77 74 60 80 88 88 85 88 88 77 59 77 82 82
WIND DIR       E NE  W  W NE  E NE NE NE NE  W NW  N SE NE NE NE  N  W NW NW NE
WIND SPD       3  2  4  6  6  3  3  3  3  2  4  8  5  3  2  3  2  0  3  4  5  3
CLOUDS        SC SC SC B2 B2 SC FW FW FW FW FW B1 B1 FW FW FW FW FW FW SC SC FW
POP 12HR                     70          30          30           5          30
QPF 12HR                   0.41        0.01        0.13           0        0.10
RAIN SHWRS     S  S  S  L  L  C           S  S  C  C  S  S  S  S  S  S  C  C  S
TSTMS                   S  S  S                 S  S                    S  S
HEAT INDEX       85101 97 88 88 90 87 86 92 99 94 88 86 85       88 97 93 89 87
MAX HEAT         85   101    94    90    92    99    97    87    88    97    96


DATE          SAT 09/05/15  SUN 09/06/15  MON 09/07/15  TUE 09/08/15
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      76    89      76    90      77    87
TEMP          80 83 83 79   77 82 83 79   77 82 84 80   78 81 82 79
DEWPT         74 73 74 74   72 72 74 73   73 72 72 72   71 71 74 74
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW FW B1   SC SC SC B1   FW FW SC B1   FW FW SC SC
POP 12HR         10    50      10    50      10    40      10    30
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

$$

VIZ001-022015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
418 AM AST WED SEP 2 2015

DATE             WED 09/02/15            THU 09/03/15            FRI 09/04/15
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          81          88          79          88
TEMP          80 85 86 89 86 84 82 83 81 85 86 88 85 82 80 81 79 84 85 88 85 81
DEWPT         74 78 77 77 77 77 75 75 74 74 74 75 75 74 74 74 74 75 77 76 77 76
RH            82 80 75 68 75 80 79 77 79 70 68 66 72 77 82 79 85 74 77 68 77 85
WIND DIR       E SE SE SE SE  E  E SE  E  E SE SE SE SE  E  E  E  E SE SE  E  E
WIND SPD       8  9 10 10  9  8  8  6  5  6  6  6  5  6  8  8  6  5  4  6  6  9
CLOUDS        B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC
POP 12HR                     40          20          10          10          10
QPF 12HR                   0.21        0.02        0.04        0.01        0.04
RAIN SHWRS     C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  C
TSTMS          S
HEAT INDEX    84 97 97102 97 94 89 90 86 93 94 98 94 88 84 86    92 96 99 96 87
MAX HEAT         97   102    99    90    93    98    95    86    92    99    97


DATE          SAT 09/05/15  SUN 09/06/15  MON 09/07/15  TUE 09/08/15
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    88      78    88      77    88      79    89
TEMP          81 83 88 81   81 83 88 81   80 83 88 82   81 84 89 82
DEWPT         74 74 74 75   73 74 74 74   74 73 73 73   74 74 75 75
PWIND DIR         E     E       E    SE       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC FW   FW FW FW FW
POP 12HR         30    30      30    30      30    30      10    20
RAIN SHWRS     C  C  C  C    C  C  C  S    C  C  C  S    S  S  S  S

$$

VIZ002-022015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
418 AM AST WED SEP 2 2015

DATE             WED 09/02/15            THU 09/03/15            FRI 09/04/15
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          77          89          76          91
TEMP          79 84 90 90 86 81 80 77 77 82 88 88 84 80 78 76 76 83 89 90 86 82
DEWPT         73 78 78 77 77 76 76 75 76 74 74 75 74 74 75 74 75 74 75 75 75 76
RH            82 82 68 66 75 85 88 94 97 77 63 66 72 82 91 94 97 74 64 62 70 82
WIND DIR       E  E  E SE SE  E  E  E  E  E  E SE  E  E  E  E  E  E  E  E  E  E
WIND SPD       8  9 10  9  8  8  6  5  5  8  9  9  6  8  8 10  8  8  9  8  9 10
CLOUDS        B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC
POP 12HR                     40          20          10          10          10
QPF 12HR                   0.21        0.02        0.02        0.01        0.04
RAIN SHWRS     C  C  C  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  C
TSTMS          S
HEAT INDEX       95105103 97 87 86       88 97 98 91 84          90 99101 95 89
MAX HEAT         95   106   102    87    88    99    96          90   102    99


DATE          SAT 09/05/15  SUN 09/06/15  MON 09/07/15  TUE 09/08/15
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    90      77    90      76    88      77    89
TEMP          78 83 89 81   77 83 89 80   76 81 87 80   77 82 88 81
DEWPT         75 74 74 75   74 74 74 74   74 74 74 74   74 74 75 75
PWIND DIR         E    SE       E    SE       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC FW   FW FW FW FW
POP 12HR         30    30      40    40      30    30      10    20
RAIN SHWRS     C  C  C  C    C  C  C  S    C  C  C  S    S  S  S  S
TSTMS                        S  S  S

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.