Point Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 181811
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
211 PM AST THU DEC 18 2014

PRZ001-190815-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
211 PM AST THU DEC 18 2014

DATE           12/18/14      FRI 12/19/14            SAT 12/20/14            SUN
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          83          71          84          73
TEMP          79 76 74 73 72 77 83 82 78 75 73 72 71 77 84 83 79 76 75 74 73 78
DEWPT         70 69 70 70 69 68 69 69 70 69 70 69 70 71 69 72 72 73 72 71 71 71
RH            74 79 87 90 90 74 63 65 76 82 90 90 97 82 61 70 79 90 90 90 93 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      10  9  9  9 12 12 14 12 11 10 13 11 11 12 13 13 11 11 11 11 10 10
CLOUDS        SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                     20          10          10          10          10
QPF 12HR                   0.06        0.04        0.02        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  S
HEAT INDEX                      87 85                   88 88
MAX HEAT         86                87    85                89    87


DATE           12/21  MON 12/22/14  TUE 12/23/14  WED 12/24/14  THU 12/25/14
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          84      73    82      72    84      74    84      73    83
TEMP          83 76   74 77 81 75   73 78 83 77   75 79 83 76   74 78 82 76
DEWPT         69 69   68 69 70 71   71 71 71 71   71 71 71 72   71 70 70 71
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      LT    LT      LT    GN
AVG CLOUDS    FW FW   SC SC FW FW   SC SC SC FW   FW FW FW FW   FW FW FW FW
POP 12HR         20      20    20      20    20      20    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ002-190815-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
211 PM AST THU DEC 18 2014

DATE           12/18/14      FRI 12/19/14            SAT 12/20/14            SUN
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                      73          84          72          84          74
TEMP          79 76 75 74 73 78 84 83 79 76 74 73 72 78 84 83 80 77 76 75 74 79
DEWPT         71 71 69 69 71 70 69 71 69 72 73 70 71 70 70 71 73 72 72 72 72 71
RH            77 85 82 84 93 76 61 67 72 87 97 90 97 76 63 67 79 85 87 90 93 77
WIND DIR      NE NE NE NE NE NE  E  E NE NE NE NE NE  E  E  E NE NE  E  E  E  E
WIND SPD      14 16 16 16 18 14 17 14 13 13 16 13 13 14 16 13 14 17 16 14 14 14
CLOUDS        SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                     20          10          10          10          10
QPF 12HR                   0.06        0.05        0.02        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  S
HEAT INDEX                      88 88                   88 88 84
MAX HEAT         85                88    86                89    87


DATE           12/21  MON 12/22/14  TUE 12/23/14  WED 12/24/14  THU 12/25/14
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          84      73    84      73    86      76    86      75    86
TEMP          83 76   74 78 83 76   74 79 85 79   77 81 85 78   76 80 85 78
DEWPT         70 70   69 70 70 71   71 71 71 71   71 71 72 72   71 71 71 71
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW   SC SC FW FW   SC SC SC FW   FW FW FW FW   FW FW FW FW
POP 12HR         20      20    20      20    20      20    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ007-190815-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
211 PM AST THU DEC 18 2014

DATE           12/18/14      FRI 12/19/14            SAT 12/20/14            SUN
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                      67          88          66          90          69
TEMP          79 74 71 68 67 77 87 86 79 73 70 67 66 77 89 89 81 76 73 70 69 78
DEWPT         70 66 64 63 63 67 70 70 70 65 65 63 63 67 70 71 69 68 69 69 68 71
RH            74 76 79 84 87 71 57 59 74 76 84 87 90 71 54 56 67 76 87 97 97 79
WIND DIR      NE NE NE NE NE NE  E  E NE NE NE NE NE NE  E  E  E NE NE  E  E  E
WIND SPD       9  8  8 10 10 10 12 11 10  9 11 11 10 12 13 11 10  9  9  9  9  9
CLOUDS        SC FW FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW CL CL CL CL SC
POP 12HR                     20          20          10          10          10
QPF 12HR                   0.03        0.07        0.02        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  S
HEAT INDEX                      92 91                   94 95 84
MAX HEAT         89                93    88                96    93


DATE           12/21  MON 12/22/14  TUE 12/23/14  WED 12/24/14  THU 12/25/14
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      67    86      69    86      70    89      70    90
TEMP          87 74   68 76 85 74   70 77 85 75   71 79 88 76   71 80 88 74
DEWPT         70 70   68 68 70 71   69 70 71 71   68 70 71 72   69 71 70 71
PWIND DIR         E      NE     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC SC   FW FW FW SC   FW FW FW SC   FW FW FW SC   FW FW FW FW
POP 12HR         10      10    20      10    20      10    20      10    10
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-190815-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
211 PM AST THU DEC 18 2014

DATE           12/18/14      FRI 12/19/14            SAT 12/20/14            SUN
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                      70          82          71          84          72
TEMP          77 74 72 71 70 76 82 81 77 74 73 72 71 77 84 83 79 76 74 73 72 77
DEWPT         69 70 70 68 68 69 69 71 69 70 71 70 69 70 69 70 71 72 72 71 71 71
RH            76 87 93 90 93 79 65 72 76 87 93 93 93 79 61 65 77 87 93 93 97 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      14 14 14  8  8 10 14 16 17 17 14 16 13 13 16 19 19 18 17 13 12 13
CLOUDS        SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                     20          10          10          10          10
QPF 12HR                   0.06        0.04        0.02        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  S
HEAT INDEX                      85 85                   88 87
MAX HEAT         83                86    83                88    86


DATE           12/21  MON 12/22/14  TUE 12/23/14  WED 12/24/14  THU 12/25/14
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          83      72    83      69    83      71    84      71    83
TEMP          82 75   73 77 82 73   70 76 82 75   72 77 83 75   72 77 82 75
DEWPT         70 70   69 68 68 71   70 71 71 72   71 71 72 72   71 72 70 71
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      GN    LT      GN    GN
AVG CLOUDS    FW FW   SC SC FW FW   FW FW FW FW   FW FW FW FW   FW FW FW FW
POP 12HR         20      20    20      20    20      10    20      10    10
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ010-190815-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
211 PM AST THU DEC 18 2014

DATE           12/18/14      FRI 12/19/14            SAT 12/20/14            SUN
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                      68          87          70          87          71
TEMP          78 73 71 69 68 77 86 86 80 75 73 71 70 78 86 86 80 76 74 72 71 79
DEWPT         68 67 65 63 64 66 68 70 70 66 64 66 64 65 68 71 69 68 69 71 70 71
RH            71 81 81 81 87 69 55 59 72 74 73 84 81 64 55 61 69 76 84 97 97 77
WIND DIR      NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      12  9 10 10 10 12 13 11 10 11 11 11 11 12 13 11 12 11 11 11 11 11
CLOUDS        SC FW FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW CL CL CL CL SC
POP 12HR                     20          10          10          10          10
QPF 12HR                   0.06        0.05        0.02        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  S
HEAT INDEX                      89 91 83                89 91 83
MAX HEAT         85                91    88                92    89


DATE           12/21  MON 12/22/14  TUE 12/23/14  WED 12/24/14  THU 12/25/14
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          87      71    89      69    90      71    91      70    90
TEMP          86 76   72 80 88 75   70 79 89 77   72 81 90 77   71 80 89 77
DEWPT         70 70   69 68 68 71   70 71 71 72   71 71 71 72   70 72 71 71
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    LT      LT    LT      GN    GN
AVG CLOUDS    SC SC   FW FW SC SC   FW FW FW SC   FW FW FW SC   FW FW FW FW
POP 12HR         10      10    20      10    20      10    20      10    10
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

VIZ001-190815-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
211 PM AST THU DEC 18 2014

DATE           12/18/14      FRI 12/19/14            SAT 12/20/14            SUN
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          86          75          86          74
TEMP          80 77 76 75 74 80 86 85 81 78 77 76 75 80 86 85 81 78 76 75 74 80
DEWPT         69 71 70 70 70 69 70 69 69 69 72 70 69 71 73 73 73 73 73 72 72 71
RH            69 82 82 84 87 69 59 59 67 74 85 82 82 74 65 67 77 85 90 90 93 74
WIND DIR      NE NE NE NE NE NE  E  E  E  E NE  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      16 17 17 17 17 19 17 16 14 17 17 17 18 18 16 17 17 19 19 19 19 19
CLOUDS        FW SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                     20          10          10          10          10
QPF 12HR                   0.06        0.04        0.02        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  S
HEAT INDEX    83             83 91 89 84             83 93 92 86             83
MAX HEAT         85          83    91    88          83    93    90          83


DATE           12/21  MON 12/22/14  TUE 12/23/14  WED 12/24/14  THU 12/25/14
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      74    86      75    86      75    86      76    86
TEMP          85 78   75 80 85 78   76 80 85 78   76 80 85 79   77 81 85 79
DEWPT         70 70   70 70 71 72   72 72 71 72   72 72 72 72   71 71 72 71
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      BZ    BZ      BZ    GN      GN    GN      BZ    BZ
AVG CLOUDS    FW FW   SC SC FW FW   SC SC SC FW   FW FW FW FW   FW FW FW FW
POP 12HR         20      20    20      20    20      20    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

VIZ002-190815-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
211 PM AST THU DEC 18 2014

DATE           12/18/14      FRI 12/19/14            SAT 12/20/14            SUN
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                      73          84          72          85          74
TEMP          79 76 75 74 73 78 84 83 79 76 74 73 72 78 85 84 80 77 76 75 74 79
DEWPT         71 73 73 71 71 70 71 71 70 70 71 70 70 73 71 73 74 73 72 71 71 72
RH            77 90 94 90 93 76 65 67 74 82 90 90 93 85 63 70 82 87 87 87 90 79
WIND DIR      NE NE NE NE NE NE NE  E NE NE NE NE NE  E  E  E  E  E  E  E  E  E
WIND SPD      17 16 17 17 17 17 17 16 16 17 17 17 18 18 17 16 16 16 17 18 19 19
CLOUDS        FW SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                     20          20          10          10          10
QPF 12HR                   0.08        0.08        0.02        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  S
HEAT INDEX                      89 88                   90 90 84
MAX HEAT         86                89    86                91    90


DATE           12/21  MON 12/22/14  TUE 12/23/14  WED 12/24/14  THU 12/25/14
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          85      74    85      73    85      75    86      75    85
TEMP          84 77   75 79 84 77   74 79 84 78   76 80 85 78   76 80 84 78
DEWPT         72 72   71 71 72 72   71 71 71 72   71 71 72 72   71 71 71 71
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      BZ    BZ      BZ    BZ      BZ    GN      BZ    BZ
AVG CLOUDS    FW FW   SC SC FW FW   SC SC SC FW   FW FW FW FW   FW FW FW FW
POP 12HR         20      20    20      20    20      20    20      20    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$






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