Point Forecast Matrices
Issued by NWS San Juan, PR

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2
000
FOCA52 TJSJ 210836
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
436 AM AST Fri Jul 21 2017

PRZ001-212015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
436 AM AST Fri Jul 21 2017

DATE             FRI 07/21/17            SAT 07/22/17            SUN 07/23/17
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          89
TEMP          79 85 88 89 87 82 81 79 80 85 88 89 87 82 81 79 80 85 88 89 87 83
DEWPT         76 76 76 76 76 76 77 78 78 78 77 77 77 78 78 78 78 78 76 76 76 77
RH            91 75 68 66 70 82 88 97 94 80 70 68 72 88 91 97 94 80 68 66 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      11 14 17 18 17 13 13 12 11 11 14 16 14 11 10  9  9 12 16 17 16 12
CLOUDS        B2 SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 B1 B1 B1 SC SC SC
POP 12HR                     30          30          50          60          40
QPF 12HR                   0.08        0.07        0.41        0.43        0.33
RAIN SHWRS     C  C  C  S  S  C  C  C  C  C  C  C  C  C  L  L  C  C  C  C  C  S
TSTMS                                              S  S  S  S  S  S  S
HEAT INDEX       94 99100 98 89 88    87 98102103 99 93 89    87 98100102 99 92
MAX HEAT         94   100   100    89    98   103   103    91    98   102   102


DATE          MON 07/24/17  TUE 07/25/17  WED 07/26/17  THU 07/27/17
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    85      79    90      79    89      79    91
TEMP          80 83 85 81   79 86 90 83   79 85 89 82   79 86 91 83
DEWPT         77 77 77 77   77 76 75 75   75 74 74 75   75 74 76 76
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    BZ      GN    GN      LT    GN      GN    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   B1 B1 B1 SC
POP 12HR         20    20      20    30      30    40      40    40
RAIN SHWRS     S  S  S  S    S  S  S  C    C  C  C  C    C  C  C  C

$$

PRZ002-212015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
436 AM AST Fri Jul 21 2017

DATE             FRI 07/21/17            SAT 07/22/17            SUN 07/23/17
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          79          88          79          88
TEMP          80 84 87 88 86 82 81 79 80 84 87 88 86 82 81 79 80 84 87 88 86 83
DEWPT         76 77 77 76 76 76 77 78 78 78 77 77 78 78 79 78 78 78 77 77 77 78
RH            88 80 72 68 72 82 88 97 94 82 72 70 77 88 94 97 94 82 72 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  E
WIND SPD      14 16 17 16 14 14 12 11 10 11 12 12 12 10 11 10 10 12 13 13 12 13
CLOUDS        B2 SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 B1 B1 B1 SC SC SC
POP 12HR                     30          30          50          60          40
QPF 12HR                   0.30        0.07        0.41        0.43        0.33
RAIN SHWRS     L  C  C  C  C  C  C  C  C  C  C  C  C  C  L  L  C  C  C  C  C  S
TSTMS                                              S  S  S  S  S  S  S
HEAT INDEX    86 94 99 99 96 89 88    87 97100102100 91 90    87 97100102 99 95
MAX HEAT         94   100    99    89    97   102   102    91    97   102   102


DATE          MON 07/24/17  TUE 07/25/17  WED 07/26/17  THU 07/27/17
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    85      81    89      78    89      79    89
TEMP          81 83 85 82   81 86 89 82   78 85 89 82   79 85 89 82
DEWPT         77 77 77 76   75 76 76 76   75 75 74 75   75 75 76 76
PWIND DIR         E     E       E     E       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 SC   B1 B1 B1 SC
POP 12HR         20    20      20    30      30    50      50    50
RAIN SHWRS     S  S  S  S    S  S  S  C    C  C  C  C    C  C  C  C

$$

PRZ007-212015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
436 AM AST Fri Jul 21 2017

DATE             FRI 07/21/17            SAT 07/22/17            SUN 07/23/17
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                      92          74          92          74          92
TEMP          75 84 90 92 88 80 77 75 76 85 91 92 88 80 77 75 76 85 91 92 88 80
DEWPT         74 74 72 72 72 74 75 75 75 75 74 74 74 75 76 75 76 76 75 75 74 75
RH            97 72 56 52 59 82 94100 97 72 58 56 63 85 97100100 75 60 58 63 85
WIND DIR      NE  E  E SE SE  E NE NE NE  E SE SE SE  E  E NE  E  E SE SE SE  E
WIND SPD      10 14 18 19 19 12  8  8  9 11 14 16 14 11  8  8  9 11 17 17 14 11
CLOUDS        B2 SC SC SC SC FW FW FW FW FW FW SC SC SC SC SC FW FW FW SC SC SC
POP 12HR                     10           5          30          20          20
QPF 12HR                   0.01        0.01        0.28        0.03        0.04
RAIN SHWRS     L  S  S  S  S                    C  S  S  S  S  S  S  S  S  S  S
HEAT INDEX       93 99101 95 84          95102103 97 87          98106108 99 87
MAX HEAT         93   101   100          95   103   103          98   108   107


DATE          MON 07/24/17  TUE 07/25/17  WED 07/26/17  THU 07/27/17
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    91      75    94      76    94      76    94
TEMP          75 84 91 80   76 86 94 82   77 87 94 82   77 87 94 82
DEWPT         75 75 74 74   75 72 72 72   72 72 71 72   73 73 68 74
PWIND DIR         E    SE       E     E       E    SE       E    SE
WIND CHAR        GN    BZ      LT    GN      LT    LT      LT    LT
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         10    30      10    30      10    30      20    20
RAIN SHWRS     S  S  S  S    S  S  C  C    S  S  S  S    S  S  S  S

$$

PRZ008-212015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
436 AM AST Fri Jul 21 2017

DATE             FRI 07/21/17            SAT 07/22/17            SUN 07/23/17
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                      87          80          88          78          87
TEMP          79 83 86 87 85 82 81 80 81 85 87 88 86 81 80 78 79 83 86 87 85 82
DEWPT         76 77 76 76 76 76 77 77 77 77 78 78 78 78 78 78 77 76 76 78 79 78
RH            91 82 72 70 75 82 88 91 88 77 75 72 77 91 94100 94 80 72 75 82 88
WIND DIR       E  E  E  E  E  E  E  E  E  E NE NE NE NE  E  E  E  E NE  E NW  E
WIND SPD      14 16 19 20 19 18 14 12 11 13 14 14  9 10 13  9  9 11 11 12  8  9
CLOUDS        SC SC SC SC SC SC SC SC SC FW FW SC FW FW SC SC SC SC SC SC SC SC
POP 12HR                     20          20          30          10          30
QPF 12HR                   0.04        0.02        0.28        0.02        0.25
RAIN SHWRS     S  S  S  S  S  S  S  S  S        C  S  S  S  S  S  S  S  C  C  S
HEAT INDEX       92 96 98 94 91 88 87 88 96102103 98 91 87       93 98102100 93
MAX HEAT         92    98    98    90    96   103   103    89    93   102   103


DATE          MON 07/24/17  TUE 07/25/17  WED 07/26/17  THU 07/27/17
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    83      80    88      80    88      79    86
TEMP          80 82 83 81   80 85 88 83   80 85 88 82   79 83 86 82
DEWPT         78 76 78 78   78 75 76 75   74 74 76 74   74 74 76 76
PWIND DIR         E     E       E     E       E    NE       E    NE
WIND CHAR        GN    BZ      GN    GN      GN    GN      LT    LT
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          5    30      10    20      10    20      20    20
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ010-212015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
436 AM AST Fri Jul 21 2017

DATE             FRI 07/21/17            SAT 07/22/17            SUN 07/23/17
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          75          92          75          92
TEMP          76 83 88 89 86 80 77 76 77 85 91 92 88 81 78 76 77 85 91 92 88 81
DEWPT         76 76 75 76 76 76 76 76 76 76 75 78 78 78 78 76 76 75 76 78 79 77
RH           100 80 66 66 72 88 97100 97 75 60 64 72 91100100 97 72 62 64 75 88
WIND DIR      NE  E  E  E  E  E  E NE NE  E SE  W NW NE  E  E  E  E  S  N NW NE
WIND SPD       9 12 11  6  8  9  8  6  5  8  4  4 11  5  6  5  6  8  4  4 10  3
CLOUDS        FW FW FW B2 B2 FW FW FW FW FW FW B2 FW FW FW FW FW FW FW B2 B2 FW
POP 12HR                     60           5          60           5          50
QPF 12HR                   0.51        0.01        0.56           0        0.40
RAIN SHWRS     S        L  L                    L  S  S                 C  C  S
TSTMS                   S  S                    S                       S  S
HEAT INDEX       91 98100 96 86          96103105103 89          95105110106 90
MAX HEAT         91   100    99          96   105   105    87    95   110   110


DATE          MON 07/24/17  TUE 07/25/17  WED 07/26/17  THU 07/27/17
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    87      75    92      76    92      75    90
TEMP          77 83 87 79   75 85 92 81   77 86 92 81   76 84 90 81
DEWPT         76 75 77 78   75 73 75 74   73 73 74 73   73 74 72 75
PWIND DIR        NE    NE       E     E       E    NE       E     W
WIND CHAR        LT    LT      LT    LT      LT    LT      LT    LT
AVG CLOUDS    FW FW SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR          5    40      10    50      10    40      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

$$

VIZ001-212015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
436 AM AST Fri Jul 21 2017

DATE             FRI 07/21/17            SAT 07/22/17            SUN 07/23/17
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          80          89          80          87
TEMP          81 85 88 89 87 83 82 80 81 85 88 89 87 83 82 80 81 84 86 87 86 83
DEWPT         77 77 77 77 77 77 78 78 78 78 78 79 79 79 78 78 78 79 79 78 78 78
RH            88 77 70 68 72 82 88 94 91 80 72 73 77 88 88 94 91 85 80 75 77 85
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      18 18 18 17 16 17 14 14 14 13 13 13 13 13 14 13 14 14 16 16 16 16
CLOUDS        B2 SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 B1 B1 B1 SC SC SC
POP 12HR                     30          30          50          60          40
QPF 12HR                   0.08        0.06        0.38        0.43        0.12
RAIN SHWRS     C  C  C  S  S  C  C  C  C  S  S  C  C  C  L  L  C  C  C  S  S  S
TSTMS                                              S  S  S  S  S  S  S
HEAT INDEX    88 96100102 99 92 91 87 89 98103105103 94 91 87 89 98101102 98 93
MAX HEAT         96   102   102    92    98   105   105    94    98   103   102


DATE          MON 07/24/17  TUE 07/25/17  WED 07/26/17  THU 07/27/17
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    85      80    90      79    89      80    89
TEMP          81 83 85 82   80 86 90 83   79 85 89 83   80 85 89 83
DEWPT         77 77 78 77   77 75 75 76   75 75 75 76   75 75 76 76
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20    20      20    30      30    30      20    30
RAIN SHWRS     S  S  S  S    S  S  S  C    C  C  C  S    S  S  C  C

$$

VIZ002-212015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
436 AM AST Fri Jul 21 2017

DATE             FRI 07/21/17            SAT 07/22/17            SUN 07/23/17
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          80          89
TEMP          80 85 89 90 87 83 81 79 80 86 89 90 88 83 82 80 81 85 88 89 87 83
DEWPT         77 77 77 77 77 77 78 78 78 78 79 79 79 79 79 79 79 79 79 79 79 78
RH            91 77 68 66 72 82 91 97 94 77 73 70 75 88 91 97 94 82 75 73 77 85
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      17 18 18 18 17 17 16 16 16 16 14 13 13 14 14 14 16 16 17 16 16 16
CLOUDS        B2 SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 B1 B1 B1 SC SC SC
POP 12HR                     30          30          50          60          40
QPF 12HR                   0.08        0.06        0.38        0.43        0.12
RAIN SHWRS     L  C  C  S  S  C  C  C  C  S  S  C  C  C  L  L  C  C  C  S  S  S
TSTMS                                              S  S  S  S  S  S  S
HEAT INDEX    87 96102103 99 92 89    89 98105105103 96 92 88 90100105106103 93
MAX HEAT         96   103   103    90    98   105   105    94   100   106   106


DATE          MON 07/24/17  TUE 07/25/17  WED 07/26/17  THU 07/27/17
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    85      78    90      78    89      79    90
TEMP          80 83 85 80   78 85 90 82   78 85 89 82   79 86 90 82
DEWPT         77 77 78 77   77 77 76 76   76 75 76 76   76 76 76 77
PWIND DIR         E     E       E     E       E     E       E    SE
WIND CHAR        BZ    BZ      BZ    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20    20      20    20      20    20      20    30
RAIN SHWRS     S  S  S  S    S  S  S  S    S  S  S  S    S  S  C  C

$$



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