Point Forecast Matrices
Issued by NWS San Juan, PR

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5
620
FOCA52 TJSJ 210005 AAA
PFMSJU

POINT FORECAST MATRICES...UPDATED
NATIONAL WEATHER SERVICE SAN JUAN PR
805 PM AST Fri Oct 20 2017

PRZ001-210930-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
805 PM AST Fri Oct 20 2017

DATE           10/20/17      SAT 10/21/17            SUN 10/22/17            MON
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      78          89          79          88          79
TEMP             82 80 79 78 84 88 89 84 82 81 80 79 84 87 88 84 82 81 80 79 85
DEWPT            73 73 73 73 73 71 71 72 71 72 71 72 72 72 72 72 72 71 71 71 71
RH               74 79 82 85 70 57 56 67 69 74 74 79 67 61 59 67 72 72 74 77 63
WIND DIR          E  E SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         11 10  9  9 12 14 16 14 12 11 11 12 16 16 16 14 12 12 10 11 13
CLOUDS           SC SC SC SC SC SC FW FW SC SC SC SC SC SC FW FW SC SC SC SC SC
POP 12HR                     20          20          10          10          20
QPF 12HR                   0.01        0.03        0.01        0.02        0.02
RAIN SHWRS        S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX       87 84       90 94 95 90 86 85 83    90 94 95 90 87 85 83    90
MAX HEAT         89    86    90    95    94    86    90    95    94    85    90


DATE           10/23  TUE 10/24/17  WED 10/25/17  THU 10/26/17  FRI 10/27/17
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          89      78    89      78    89      78    89      78    88
TEMP          89 81   79 84 89 81   79 84 89 81   79 84 89 81   79 84 88 81
DEWPT         72 73   73 72 72 75   74 74 75 75   75 75 75 73   72 73 73 73
PWIND DIR         E       E     E      SE     E      SE     E       E    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC FW   FW FW FW FW   FW SC SC SC   SC SC SC SC   SC SC FW FW
POP 12HR         20      10    10      10    10      30    10      30    30
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    C  C  S  S    S  C  S  S

$$

PRZ002-210930-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
805 PM AST Fri Oct 20 2017

DATE           10/20/17      SAT 10/21/17            SUN 10/22/17            MON
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      79          89          80          85          79
TEMP             82 81 80 79 85 88 89 85 83 82 81 80 83 85 85 82 81 80 79 79 85
DEWPT            73 73 73 73 73 72 72 73 71 72 71 72 72 72 72 72 72 72 71 71 72
RH               74 77 79 82 67 59 57 67 67 72 72 77 70 65 65 72 74 77 77 77 65
WIND DIR          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         12 13 12 12 14 14 14 14 14 14 14 14 17 16 16 14 13 14 13 12 13
CLOUDS           SC SC SC SC SC SC FW FW SC SC SC SC SC SC FW FW SC SC SC SC SC
POP 12HR                     20          20          10          10          20
QPF 12HR                   0.01        0.03        0.01        0.02        0.02
RAIN SHWRS        S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX       87 86 84    92 95 96 92 88 87 85 84 88 91 91 87 85 84       91
MAX HEAT         90    86    92    96    95    87    88    91    90    85    91


DATE           10/23  TUE 10/24/17  WED 10/25/17  THU 10/26/17  FRI 10/27/17
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          89      77    89      78    89      78    89      78    88
TEMP          89 81   78 84 89 81   79 84 89 81   79 84 89 81   79 84 88 81
DEWPT         73 73   73 72 74 74   75 75 75 75   75 75 75 73   73 74 73 73
PWIND DIR         E       E     E       E     E      SE     E       E    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC FW   FW FW FW FW   SC SC SC SC   SC SC SC SC   SC SC FW FW
POP 12HR         20      10    10      20    20      30    20      30    30
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    C  C  S  S    S  C  S  S

$$

PRZ007-210930-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
805 PM AST Fri Oct 20 2017

DATE           10/20/17      SAT 10/21/17            SUN 10/22/17            MON
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      74          91          75          89          76
TEMP             79 77 75 74 84 90 91 83 80 78 76 75 83 88 89 83 80 78 77 76 84
DEWPT            70 70 69 69 71 69 69 70 70 69 69 69 70 71 70 70 70 70 69 68 70
RH               74 79 82 84 65 50 49 65 72 74 79 82 65 57 54 65 72 76 76 76 63
WIND DIR         NE NE NE NE  E  E  E  E NE NE NE NE  E  E  E  E NE NE NE NE  E
WIND SPD         11 11 11 10 13 16 17 14 12 12 11 12 16 17 17 14 11 11 11 11 13
CLOUDS           CL CL CL CL CL CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                      5           5           5          10          10
QPF 12HR                      0        0.01           0        0.01        0.01
RAIN SHWRS                          S  S                    S  S  S  S  S  S  S
HEAT INDEX                   89 95 96 87 83          87 94 94 87 83          88
MAX HEAT         85          89    96    95          87    95    93          88


DATE           10/23  TUE 10/24/17  WED 10/25/17  THU 10/26/17  FRI 10/27/17
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          91      71    91      74    91      73    91      73    90
TEMP          91 77   72 82 91 79   75 84 91 78   74 83 91 78   74 83 90 78
DEWPT         68 70   70 71 70 73   72 73 72 73   73 73 73 71   70 71 71 70
PWIND DIR         E      NE     E       E     E       E     E      NE    NE
WIND CHAR        GN      LT    GN      LT    GN      GN    GN      LT    LT
AVG CLOUDS    FW FW   FW FW FW SC   SC SC SC SC   SC SC SC SC   FW SC FW SC
POP 12HR         10      10    10      10    10      10    10      10    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-210930-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
805 PM AST Fri Oct 20 2017

DATE           10/20/17      SAT 10/21/17            SUN 10/22/17            MON
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      78          86          78          86          80
TEMP             80 79 79 78 82 85 86 82 80 79 79 78 82 85 86 83 82 81 80 80 83
DEWPT            73 72 72 72 73 72 73 73 72 71 70 70 72 72 73 73 72 72 71 71 71
RH               79 79 79 82 74 65 65 74 77 77 74 76 72 65 65 72 72 74 74 74 67
WIND DIR          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         17 13 12 13 14 16 19 20 18 14 14 13 16 18 19 20 18 16 13 12 13
CLOUDS           CL CL CL CL CL CL FW FW FW FW FW FW FW FW SC SC FW FW FW FW FW
POP 12HR                      5          20           5          20          10
QPF 12HR                      0        0.03           0        0.03        0.01
RAIN SHWRS                          S  S                    S  S  S  S  S  S  S
HEAT INDEX       84          87 91 93 87 84          87 91 93 89 87 85 83 83 88
MAX HEAT         87    84    87    93    92    84    87    93    92    87    88


DATE           10/23  TUE 10/24/17  WED 10/25/17  THU 10/26/17  FRI 10/27/17
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          86      76    86      76    86      77    86      78    85
TEMP          86 79   77 82 86 79   77 82 86 80   78 82 86 80   79 82 85 80
DEWPT         73 73   72 72 70 74   73 73 72 75   73 74 73 74   72 72 74 73
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        BZ      GN    GN      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    FW FW   FW FW FW FW   FW FW FW SC   FW FW SC SC   FW SC SC SC
POP 12HR         10      10    10      10    10      10    10      30    30
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  C  S  S

$$

PRZ010-210930-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
805 PM AST Fri Oct 20 2017

DATE           10/20/17      SAT 10/21/17            SUN 10/22/17            MON
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      72          89          73          89          76
TEMP             78 76 73 72 82 88 89 81 78 76 74 73 82 88 89 83 80 78 77 76 83
DEWPT            73 71 70 69 70 69 69 70 71 69 69 69 69 70 70 71 71 71 70 69 70
RH               85 85 90 90 67 54 52 69 79 79 84 87 65 55 54 67 74 79 79 79 65
WIND DIR          E  E  E  E  E  E  E  E  E  E  E  E  E  E SE NE  E  E  E  E  E
WIND SPD         10 10  9 10 11 10 11 12 12 12 12 11 13 12 10 10 13 11 10 10 12
CLOUDS           CL CL CL CL CL CL FW FW FW FW FW FW FW FW SC SC FW FW FW FW FW
POP 12HR                      5          20           5          30          10
QPF 12HR                      0        0.04           0        0.06        0.01
RAIN SHWRS                          S  S                    C  C  S  S  S  S  S
HEAT INDEX                   86 92 94 85             85 93 94 88 83          87
MAX HEAT         86          86    94    92          85    94    93          87


DATE           10/23  TUE 10/24/17  WED 10/25/17  THU 10/26/17  FRI 10/27/17
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          89      73    89      75    89      74    89      74    88
TEMP          89 78   74 82 89 79   76 83 89 79   75 82 89 79   75 82 88 78
DEWPT         68 72   71 71 67 72   72 73 72 73   73 73 73 72   71 71 73 72
PWIND DIR        NE       E    SE       E    SE       E    NE       E    NE
WIND CHAR        GN      GN    LT      LT    LT      LT    LT      LT    GN
AVG CLOUDS    FW SC   FW FW FW FW   FW FW FW SC   FW FW SC B1   SC SC SC B1
POP 12HR         10      10    20      10    40      10    40      10    40
RAIN SHWRS     S  S    S  S  S  S    S  S  S  C    S  S  S  C    S  S  C  C
TSTMS                                                       S          S  S

$$

VIZ001-210930-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
805 PM AST Fri Oct 20 2017

DATE           10/20/17      SAT 10/21/17            SUN 10/22/17            MON
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      80          88          80          86          79
TEMP             82 81 81 80 84 87 88 84 82 81 81 80 83 86 86 83 81 80 79 79 84
DEWPT            74 74 73 73 72 72 72 72 72 72 72 73 72 71 72 71 72 72 72 72 72
RH               77 79 77 79 67 61 59 67 72 74 74 79 70 61 63 67 74 77 79 79 67
WIND DIR          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         16 16 17 16 16 17 17 17 18 18 18 19 18 18 17 17 18 18 17 14 14
CLOUDS           SC SC SC SC SC SC FW FW SC SC SC SC SC SC FW FW SC SC SC SC SC
POP 12HR                     20          20          10          10          20
QPF 12HR                   0.01        0.03        0.01        0.02        0.02
RAIN SHWRS        S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX       88 86 86 84 90 94 95 90 87 85 85 84 88 91 92 88 85 84       90
MAX HEAT         90    88    90    95    94    87    88    92    91    85    90


DATE           10/23  TUE 10/24/17  WED 10/25/17  THU 10/26/17  FRI 10/27/17
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          88      80    87      81    87      80    87      80    86
TEMP          88 82   81 84 87 83   81 84 87 82   80 84 87 82   80 83 86 82
DEWPT         73 74   73 72 74 75   74 74 75 75   75 75 75 74   73 73 73 73
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        BZ      BZ    GN      BZ    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    SC FW   FW FW FW FW   SC SC SC SC   SC SC FW FW   B1 SC FW FW
POP 12HR         20      10    10      10    10      30    10      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    C  C  S  S    S  S  S  S

$$

VIZ002-210930-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
805 PM AST Fri Oct 20 2017

DATE           10/20/17      SAT 10/21/17            SUN 10/22/17            MON
AST 3HRLY     17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
UTC 3HRLY     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

MIN/MAX                      78          90          78          88          77
TEMP             81 80 79 78 85 89 90 84 82 80 79 78 84 87 88 83 80 79 78 77 84
DEWPT            74 73 72 72 72 73 73 72 72 73 72 72 72 72 73 72 74 73 73 73 73
RH               79 79 79 82 65 59 58 67 72 79 79 82 67 61 61 70 82 82 85 87 70
WIND DIR          E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         16 17 16 17 17 18 18 17 18 19 18 19 19 19 17 17 17 17 16 17 17
CLOUDS           SC SC SC SC SC SC CL CL SC SC SC SC SC SC FW FW SC SC SC SC SC
POP 12HR                     20          20          10          10          20
QPF 12HR                   0.01        0.01        0.01        0.02        0.02
RAIN SHWRS        S  S  S  S  S  S        S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX       86 84       91 97 98 90 87 84       90 94 96 88 84          90
MAX HEAT         88    86    91    98    97    85    90    96    94    84    90


DATE           10/23  TUE 10/24/17  WED 10/25/17  THU 10/26/17  FRI 10/27/17
AST 6HRLY     14 20   02 08 14 20   02 08 14 20   02 08 14 20   02 08 14 20
UTC 6HRLY     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

MAX/MIN          90      80    89      82    89      82    89      82    88
TEMP          90 83   81 85 89 84   82 86 89 84   82 86 89 84   82 85 88 84
DEWPT         74 75   73 75 75 76   75 76 76 76   76 75 76 75   74 74 74 74
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        BZ      BZ    GN      BZ    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    SC FW   FW FW FW SC   SC SC SC SC   SC SC SC SC   SC SC SC SC
POP 12HR         20      10    10      10    10      30    10      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    C  C  S  S    S  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.