Point Forecast Matrices
Issued by NWS San Juan, PR

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FOCA52 TJSJ 200821
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POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
421 AM AST SAT DEC 20 2014

PRZ001-202015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
421 AM AST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      84          72          83          73          84
TEMP          71 77 84 83 79 76 74 73 72 77 83 82 79 76 75 74 73 78 84 83 79 76
DEWPT         69 71 72 70 72 71 72 71 71 71 74 75 73 72 71 70 70 71 71 71 71 71
RH            93 82 67 65 79 85 93 93 97 82 74 79 82 87 87 87 90 79 65 67 77 85
WIND DIR       E  E  E  E  E  E  E  E  E NE NE  E  E  E  E  E  E  E  E  E  E  E
WIND SPD       8  8 11 12 11 13 11 11 12 13 16 13 12 10 10  8  8  9 10 11  9  8
CLOUDS        FW FW FW FW FW B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 FW FW FW FW SC
POP 12HR                     20          20          20          20          20
QPF 12HR                   0.01        0.06        0.06        0.03           0
RAIN SHWRS                    S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          90 87                   90 89                   89 88
MAX HEAT               90    86                90    87                89    86


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

$$

PRZ002-202015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
421 AM AST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      85          74          85          74          84
TEMP          72 78 85 84 80 77 76 75 74 79 85 84 80 77 76 75 74 79 84 83 80 77
DEWPT         68 70 72 71 73 72 72 71 73 73 73 73 72 73 72 71 71 71 71 71 72 72
RH            87 76 65 65 79 85 87 87 97 82 67 70 77 87 87 87 90 77 65 67 77 85
WIND DIR       E  E  E  E  E NE NE NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      14 13 13 12 14 16 16 16 17 18 17 14 13 14 13 11 12 12 13 13 12 11
CLOUDS        FW FW FW FW FW B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 FW FW FW FW SC
POP 12HR                     20          20          20          20          20
QPF 12HR                   0.02        0.06        0.06        0.03           0
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          91 89 84                92 90 84                89 88 84
MAX HEAT               91    88                92    89                89    86


DATE          TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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    86      74    84      75    85      75    85
TEMP          75 80 85 78   75 79 83 78   76 80 84 78   76 80 84 77
DEWPT         72 70 71 72   72 72 72 72   70 70 70 70   69 70 70 70
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 FW   SC SC SC FW   FW FW SC SC   SC SC SC FW
POP 12HR         20    20      30    30      20    30      30    30
RAIN SHWRS     S  S  S  S    C  C  C  S    S  S  C  C    C  C  C  S

$$

PRZ007-202015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
421 AM AST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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          69          89          70          88
TEMP          66 78 90 89 82 76 73 70 69 79 88 88 81 76 73 71 70 79 87 87 80 75
DEWPT         62 67 70 73 70 67 67 66 65 68 72 74 73 68 69 68 67 71 71 70 70 71
RH            87 69 52 59 67 74 81 87 87 69 59 63 77 76 87 90 90 77 59 57 72 87
WIND DIR      NE NE  E  E NE NE NE NE NE NE NE  E  E NE NE  E  E  E  E  E  E  E
WIND SPD       8 11 13 12 10  9 10 10 12 13 16 12  8  9  9  9  9  9 10 11 11 10
CLOUDS        FW CL CL CL CL FW FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW FW
POP 12HR                      5          10          10          10          10
QPF 12HR                      0           0        0.02        0.02           0
RAIN SHWRS                                S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          96 97 86                95 97 86                93 92 83
MAX HEAT               99    94                98    94                93    90


DATE          TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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          69    87      68    85      66    89      69    89
TEMP          70 78 86 74   69 76 84 72   67 77 88 75   70 79 88 75
DEWPT         70 71 70 71   69 72 72 72   67 70 69 70   68 69 70 71
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    GN      GN    GN      GN    GN      GN    GN
AVG CLOUDS    FW FW FW SC   FW FW FW SC   FW FW FW SC   FW FW FW FW
POP 12HR         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

$$

PRZ008-202015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
421 AM AST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      83          71          83          72          83
TEMP          70 76 83 82 78 75 73 72 71 77 83 82 78 75 74 73 72 77 83 82 78 75
DEWPT         67 69 70 70 70 73 69 70 71 72 72 73 74 74 72 70 70 71 71 71 71 71
RH            90 79 65 67 76 94 87 93100 85 70 74 88 97 93 90 93 82 67 69 79 87
WIND DIR       E  E  E  E  E  E  E  E  E  E  E  E NE  E  E  E  E  E  E  E  E  E
WIND SPD      11 12 16 17 16 16 17 16 16 13 16 18 18 16 14  9  8  8  8 11 11 11
CLOUDS        FW FW FW FW FW FW FW FW FW B1 B1 B1 B1 SC SC SC SC FW FW FW FW FW
POP 12HR                      5          20          20          20          20
QPF 12HR                      0        0.01        0.06        0.03           0
RAIN SHWRS                                S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          87 86                   88 87                   88 86
MAX HEAT               87    85                89    86                88    85


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

$$

PRZ010-202015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
421 AM AST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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          70          86          72          87
TEMP          69 79 89 89 81 76 73 71 70 78 85 85 80 76 74 73 72 79 86 86 80 76
DEWPT         60 64 69 69 69 67 67 66 66 68 70 72 73 71 70 70 70 71 71 71 71 71
RH            73 60 52 52 67 74 81 84 87 71 61 65 79 85 87 90 93 77 61 61 74 85
WIND DIR       E  E  E  E  E  E  E  E  E  E NE NE NE  E  E  E  E  E  E  E  E  E
WIND SPD      11 11 13 12 12 10 10 11 11 13 17 17 12  9  9  8  8  8  8  9 10 10
CLOUDS        FW CL CL CL CL CL CL CL CL B1 B1 B1 B1 FW FW FW FW FW FW FW FW FW
POP 12HR                      5          10          10          10          10
QPF 12HR                      0        0.01        0.04        0.02           0
RAIN SHWRS                                S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          94 94 84                90 91 84                91 91 83
MAX HEAT               95    91                91    90                93    89


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

$$

VIZ001-202015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
421 AM AST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      86          74          86          75          87
TEMP          73 79 86 85 81 78 76 75 74 80 86 85 81 78 77 76 75 81 87 86 82 79
DEWPT         69 70 73 73 73 72 71 72 73 73 73 72 71 72 71 71 71 72 72 72 72 72
RH            87 74 65 67 77 82 85 90 97 79 65 65 72 82 82 85 87 74 61 63 72 79
WIND DIR       E  E  E  E NE NE NE NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      16 16 17 14 16 18 18 18 19 19 16 14 14 16 16 16 17 17 17 14 16 16
CLOUDS        FW SC SC SC SC B2 B2 B2 B2 SC SC SC SC SC SC SC SC FW FW FW FW SC
POP 12HR                     20          20          20          20          20
QPF 12HR                   0.03        0.06        0.06        0.05           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          93 92 86             84 93 91 85             85 94 92 87
MAX HEAT               93    90          84    93    90          85    94    91


DATE          TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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    86      74    86      74    85      74    86
TEMP          77 81 85 78   75 80 85 78   75 79 84 77   75 80 85 78
DEWPT         72 71 72 72   72 72 71 71   71 71 70 70   70 72 72 71
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC SC FW   SC SC SC FW   FW FW SC SC   SC SC SC FW
POP 12HR         20    20      30    30      20    30      30    30
RAIN SHWRS     S  S  S  S    C  C  C  S    S  S  C  C    C  C  C  S

$$

VIZ002-202015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
421 AM AST SAT DEC 20 2014

DATE             SAT 12/20/14            SUN 12/21/14            MON 12/22/14
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                      85          73          85          74          86
TEMP          72 78 85 84 80 77 75 74 73 79 85 84 80 77 76 75 74 80 86 85 81 78
DEWPT         68 70 71 72 72 75 73 73 73 72 72 73 73 73 72 72 72 72 72 72 72 72
RH            87 76 63 67 77 94 94 97100 79 65 70 79 87 87 90 93 77 63 65 74 82
WIND DIR       E  E  E  E  E NE NE NE  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD      18 17 17 14 14 17 16 17 14 13 14 14 14 16 16 17 18 18 18 16 17 17
CLOUDS        FW FW FW FW FW B1 B1 B1 B1 FW FW FW FW FW FW FW FW FW FW FW FW SC
POP 12HR                     20          20          20          20          20
QPF 12HR                   0.01        0.04        0.03        0.05           0
RAIN SHWRS     S              S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          90 90 84                91 90 84             84 92 91 85
MAX HEAT               91    88                92    89          84    92    90


DATE          TUE 12/23/14  WED 12/24/14  THU 12/25/14  FRI 12/26/14
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          75    86      73    85      74    85      72    85
TEMP          76 80 85 77   74 79 84 77   75 79 84 76   73 78 84 77
DEWPT         73 71 72 73   73 72 72 72   71 70 70 71   71 72 72 71
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC SC FW   SC SC SC FW   FW FW SC SC   SC SC SC FW
POP 12HR         20    20      30    30      20    30      30    30
RAIN SHWRS     S  S  S  S    C  C  C  S    S  S  C  C    C  C  C  S

$$






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