Point Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 201813
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
213 PM AST SAT DEC 20 2014

PRZ001-210815-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
213 PM AST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            TUE
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          85          73          85          73
TEMP          80 77 75 74 73 79 85 84 80 77 75 74 73 79 85 84 80 77 75 74 73 78
DEWPT         72 71 72 71 71 71 74 75 73 72 71 70 70 71 71 71 71 71 71 71 71 70
RH            77 82 90 90 93 77 70 74 79 85 87 87 90 77 63 65 74 82 87 90 93 76
WIND DIR       E  E  E  E  E  E  E  E  E  E NE NE SE  E  E  E  E  E  E  E  E  E
WIND SPD      12 11 12 12 13 13 14 14 12 12 12 14  6  6 10 12 12  8  6  8  8  9
CLOUDS        SC FW FW FW FW FW FW FW FW SC SC SC SC FW FW FW FW SC SC SC SC SC
POP 12HR                     20          30          30          30          30
QPF 12HR                   0.02        0.03        0.05        0.02        0.02
RAIN SHWRS     S  S  S  S  S  S  S  S  S  C  C  C  C  S  S  S  S  C  C  C  C  C
HEAT INDEX    84                93 92 84                90 89 83
MAX HEAT         88                94    90                90    88


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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      71    83      73    84      72    83      72    84
TEMP          82 75   72 77 82 76   74 78 83 76   73 77 82 75   73 78 83 76
DEWPT         70 71   72 72 72 71   70 70 70 70   69 70 70 70   70 70 70 70
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        GN      GN    GN      GN    GN      LT    GN      GN    GN
AVG CLOUDS    SC FW   SC SC SC FW   FW FW SC SC   SC SC SC FW   SC SC SC SC
POP 12HR         30      30    30      20    30      30    30      20    20
RAIN SHWRS     C  S    C  C  C  S    S  S  C  C    C  C  C  S    S  S  S  S

$$

PRZ002-210815-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
213 PM AST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            TUE
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          85          74          85          74
TEMP          80 77 76 75 74 79 85 84 80 77 76 75 74 79 85 84 80 77 76 75 74 80
DEWPT         73 72 72 71 73 73 73 73 72 73 72 71 71 71 71 71 72 72 72 72 71 70
RH            79 85 87 87 97 82 67 70 77 87 87 87 90 77 63 65 77 85 87 90 90 72
WIND DIR       E NE NE  E NE NE  E NE NE NE NE  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      14 16 16 17 17 17 16 16 16 16 14 12 13 12 12 11 12 11 11 11 12 13
CLOUDS        SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     20          30          30          30          30
QPF 12HR                   0.02        0.03        0.05        0.02        0.02
RAIN SHWRS     S  S  S  S  S  S  S  S  S  C  C  C  C  S  S  S  S  C  C  C  C  C
HEAT INDEX    84                92 90 84                90 89 84             83
MAX HEAT         88                92    89                90    88          83


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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    84      75    85      75    85      74    85
TEMP          85 78   75 79 83 78   76 80 84 78   76 80 84 77   75 79 84 78
DEWPT         71 72   72 72 72 72   70 70 70 70   69 70 70 70   70 70 70 70
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    SC FW   SC SC SC FW   FW FW SC SC   SC SC SC FW   SC SC SC SC
POP 12HR         30      30    30      20    30      30    30      20    20
RAIN SHWRS     C  S    C  C  C  S    S  S  C  C    C  C  C  S    S  S  S  S

$$

PRZ007-210815-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
213 PM AST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            TUE
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                      69          85          69          85          69
TEMP          78 74 72 70 69 77 84 84 78 74 72 70 69 77 84 84 78 74 72 70 69 78
DEWPT         70 67 67 66 65 68 72 74 73 68 69 68 67 71 71 70 70 71 71 70 69 71
RH            76 79 84 87 87 74 67 72 85 82 90 93 93 82 65 63 76 90 97100100 79
WIND DIR       E NE NE NE NE NE  E  E NE NE NE NE  E NE  E SE  E  E  E  E  E  E
WIND SPD      10  9 10 10  9 11 14 13 11  9  9  6  5  9 10  9  8  9  9  9  9 10
CLOUDS        SC FW FW FW FW SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW FW FW
POP 12HR                     20          20          10          10          10
QPF 12HR                      0        0.02        0.02        0.02           0
RAIN SHWRS     S              S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                      90 91                   89 88
MAX HEAT         87                93    88                90    86


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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      68    85      66    89      69    89      68    89
TEMP          86 74   69 76 84 72   67 77 88 75   70 79 88 75   69 78 88 75
DEWPT         70 71   69 72 72 72   67 70 69 70   68 69 70 71   69 70 70 71
PWIND DIR         E       E     E       E     E       E     E      NE     E
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    LT
AVG CLOUDS    FW SC   FW FW FW SC   FW FW FW SC   FW FW FW FW   FW FW FW SC
POP 12HR         20      10    20      10    20      10    10      10    20
RAIN SHWRS     S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S  S

$$

PRZ008-210815-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
213 PM AST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            TUE
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                      71          85          71          85          71
TEMP          79 75 73 72 71 78 85 84 79 75 73 72 71 78 85 84 79 75 73 72 71 76
DEWPT         70 73 69 70 71 72 72 73 74 74 72 70 70 71 71 71 71 71 71 70 69 71
RH            74 94 87 93100 82 65 70 85 97 97 93 97 79 63 65 77 87 93 93 93 85
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E NE NE  E  E  E  E  E  E  E  E
WIND SPD      18 18 13 13 18 18 19 18 18 16 11 17 18 20 14 16 17 11  9 10 11 11
CLOUDS        FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR                     20          20          10          10          10
QPF 12HR                   0.02        0.02        0.02        0.02           0
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                      91 90                   90 89
MAX HEAT         87                92    89                90    88


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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          82      72    83      72    83      70    83      70    83
TEMP          81 75   73 77 82 75   73 77 82 74   71 76 82 74   71 76 82 74
DEWPT         70 72   72 72 72 72   72 71 69 71   70 69 70 72   71 69 70 72
PWIND DIR         E       E     E       E     E       E    NE       E    NE
WIND CHAR        GN      GN    GN      GN    LT      GN    GN      GN    GN
AVG CLOUDS    FW FW   SC SC SC FW   FW FW FW SC   SC SC SC FW   SC SC SC SC
POP 12HR         20      30    30      10    30      30    30      20    20
RAIN SHWRS     S  S    C  C  C  S    S  S  C  C    C  C  C  S    S  S  S  S

$$

PRZ010-210815-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
213 PM AST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            TUE
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                      69          85          69          85          69
TEMP          78 74 72 70 69 77 84 84 78 74 72 70 69 77 84 84 78 74 72 70 69 79
DEWPT         69 67 67 66 66 68 70 72 73 71 70 70 69 71 71 71 71 71 71 70 69 71
RH            74 79 84 87 90 74 63 67 85 90 93100100 82 65 65 79 90 97100100 77
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E NE  E NE  W NE  E  E  E  E  E
WIND SPD      10 10 11 12 10 13 16 14 12 11 10 10  8  4  2  4  1 10 11  9  9 10
CLOUDS        SC FW FW FW FW SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW FW FW
POP 12HR                     20          20          10          10          10
QPF 12HR                      0        0.02        0.02        0.02           0
RAIN SHWRS     S              S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX                      88 90                   89 89
MAX HEAT         85                90    87                90    86


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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          90      72    90      70    89      70    90      69    89
TEMP          89 78   73 81 89 76   71 79 88 76   71 80 89 76   70 79 88 76
DEWPT         70 71   72 72 72 72   71 71 70 71   70 69 70 72   70 69 70 72
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        GN      GN    GN      GN    LT      GN    GN      GN    GN
AVG CLOUDS    FW SC   SC SC SC SC   FW FW FW SC   FW FW FW FW   FW FW FW SC
POP 12HR         20      20    20      10    30      20    20      10    20
RAIN SHWRS     S  S    S  S  S  S    S  S  C  C    S  S  S  S    S  S  S  S

$$

VIZ001-210815-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
213 PM AST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            TUE
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                      76          85          76          85          76
TEMP          81 79 78 77 76 80 85 84 81 79 78 77 76 80 85 84 81 79 78 77 76 81
DEWPT         73 72 71 72 73 73 73 72 71 72 71 71 71 72 72 72 72 72 72 72 71 71
RH            77 79 79 85 90 79 67 67 72 79 79 82 85 77 65 67 74 79 82 85 85 72
WIND DIR       E  E  E NE NE  E  E NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      16 18 19 19 19 19 18 18 17 17 14 13 16 16 14 13 13 16 17 17 18 19
CLOUDS        SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     20          30          30          30          30
QPF 12HR                   0.02        0.03        0.05        0.02        0.02
RAIN SHWRS     S  S  S  S  S  S  S  S  S  C  C  C  C  S  S  S  S  C  C  C  C  C
HEAT INDEX    86             84 92 90 85             84 91 90 85             85
MAX HEAT         90          84    92    90          84    91    90          85


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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      74    85      74    86      75    85
TEMP          85 78   75 80 85 78   75 79 84 77   75 80 85 78   76 80 84 77
DEWPT         72 72   72 72 71 71   71 71 70 70   70 72 72 71   71 70 72 71
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        BZ      BZ    BZ      BZ    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    SC FW   SC SC SC FW   FW FW SC SC   SC SC SC FW   SC SC SC SC
POP 12HR         30      30    30      20    30      30    30      20    20
RAIN SHWRS     C  S    C  C  C  S    S  S  C  C    C  C  C  S    S  S  S  S

$$

VIZ002-210815-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
213 PM AST SAT DEC 20 2014

DATE           12/20/14      SUN 12/21/14            MON 12/22/14            TUE
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          85          74          85          74
TEMP          80 77 76 75 74 79 85 84 80 77 76 75 74 79 85 84 80 77 76 75 74 80
DEWPT         72 75 73 73 73 72 72 73 73 73 72 72 72 72 72 72 72 72 73 73 72 71
RH            77 94 90 94 97 79 65 70 79 87 87 90 93 79 65 67 77 85 90 94 93 74
WIND DIR       E  E  E  E NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      17 17 19 19 19 19 18 17 16 14 13 13 14 16 14 13 13 17 18 18 19 19
CLOUDS        SC SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW FW SC SC SC SC SC
POP 12HR                     20          30          30          30          30
QPF 12HR                   0.02        0.03        0.05        0.02        0.02
RAIN SHWRS     S  S  S  S  S  S  S  S  S  C  C  C  C  S  S  S  S  C  C  C  C  C
HEAT INDEX    84                91 90 84                91 90 84             83
MAX HEAT         88                92    89                91    88          83


DATE           12/23  WED 12/24/14  THU 12/25/14  FRI 12/26/14  SAT 12/27/14
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      73    85      74    85      72    85      74    85
TEMP          85 77   74 79 84 77   75 79 84 76   73 78 84 77   75 79 84 76
DEWPT         72 73   73 72 72 72   71 70 70 71   71 72 72 71   71 71 72 71
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        BZ      BZ    BZ      BZ    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    SC FW   SC SC SC FW   FW FW SC SC   SC SC SC FW   SC SC SC SC
POP 12HR         30      30    30      20    30      30    30      20    20
RAIN SHWRS     C  S    C  C  C  S    S  S  C  C    C  C  C  S    S  S  S  S

$$






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