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Issued by NWS San Juan, PR

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FOCA52 TJSJ 190759
PFMSJU

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN JUAN PR
359 AM AST Fri Jan 19 2018

PRZ001-192015-
LUIS MUNOZ MARIN INTERNATIONAL AIRPORT-SAN JUAN
18.43N  66.00W ELEV. 9 FT
359 AM AST Fri Jan 19 2018

DATE             FRI 01/19/18            SAT 01/20/18            SUN 01/21/18
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          73          85          74          85
TEMP          75 76 80 78 79 77 76 76 76 77 79 81 79 76 76 76 75 76 79 80 79 77
DEWPT         70 70 70 71 71 71 71 70 70 70 71 70 70 70 71 70 70 70 70 70 70 70
RH            84 82 72 79 77 82 85 82 82 79 77 69 74 82 85 82 84 82 74 72 74 79
WIND DIR      SE SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD       4  5  9 10 10 10 11 11 10 10 12 12 13 12 12 11 11 12 13 13 12 11
CLOUDS        SC SC SC SC SC B1 B1 SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC SC
POP 12HR                     30          30          30          20          20
QPF 12HR                   0.07        0.07        0.12        0.02        0.04
RAIN SHWRS     S  C  C  S  S  S  S  C  C  C  C  C  C  S  S  S  S  S  S  S  S  S
HEAT INDEX          83                         85                      83
MAX HEAT               83                      85    83                83    83


DATE          MON 01/22/18  TUE 01/23/18  WED 01/24/18  THU 01/25/18
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    85      74    85      74    85      73    84
TEMP          76 76 80 77   76 77 80 77   76 77 80 76   76 76 79 76
DEWPT         70 69 71 70   71 71 71 70   70 70 70 70   69 69 70 69
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 B1   SC SC SC SC   SC SC SC SC
POP 12HR         20    20      20    30      30    30      30    30
RAIN SHWRS     S  S  S  S    S  S  S  C    C  C  C  C    C  C  C  S

$$

PRZ002-192015-
ROOSEVELT ROADS NAVAL AIRSTATION-CEIBA PR
18.25N  65.63W ELEV. 39 FT
359 AM AST Fri Jan 19 2018

DATE             FRI 01/19/18            SAT 01/20/18            SUN 01/21/18
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          74          84          74          84
TEMP          75 76 78 77 77 76 76 75 75 76 79 80 79 76 76 75 75 76 80 80 78 77
DEWPT         70 71 72 71 71 72 71 70 70 70 71 71 71 71 71 70 70 70 71 71 70 70
RH            84 85 82 82 82 87 85 84 84 82 77 74 77 85 85 84 84 82 74 74 76 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       8  9 10  9 11 11 11 11 11 11 12 12 12 12 13 12 12 13 14 13 12 13
CLOUDS        SC SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2 B2 B1 B1 B1
POP 12HR                     30          30          40          20          20
QPF 12HR                   0.06        0.07        0.14        0.04        0.04
RAIN SHWRS     C  C  C  S  S  S  S  C  C  C  C  C  C  S  S  S  S  S  S  S  S  C
HEAT INDEX                                     83                   83 83
MAX HEAT                                       83    83                83


DATE          MON 01/22/18  TUE 01/23/18  WED 01/24/18  THU 01/25/18
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    84      74    84      74    84      74    83
TEMP          76 76 80 77   76 77 79 76   76 77 80 76   75 76 79 75
DEWPT         70 70 71 70   71 71 72 71   70 71 71 70   70 70 70 70
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    GN      GN    BZ      GN    GN      BZ    GN
AVG CLOUDS    B1 B1 B1 SC   B1 B1 B1 B1   B1 B1 B1 SC   SC SC SC SC
POP 12HR         30    30      40    40      40    40      30    40
RAIN SHWRS     C  C  C  S    C  C  C  C    C  C  C  C    C  C  C  C

$$

PRZ007-192015-
MERCEDITA AIRPORT-PONCE PR
18.02N  66.56W ELEV. 26 FT
359 AM AST Fri Jan 19 2018

DATE             FRI 01/19/18            SAT 01/20/18            SUN 01/21/18
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          67          86          67          86
TEMP          70 73 83 82 79 72 71 71 71 73 83 85 81 72 71 70 70 72 83 85 81 72
DEWPT         68 69 68 69 69 68 68 69 68 68 67 66 67 68 68 68 67 67 67 67 67 67
RH            93 87 61 65 72 87 90 93 90 84 59 53 63 87 90 93 90 84 59 55 63 84
WIND DIR      NE NE  E SE  E  E NE NE NE NE  E  E  E NE NE NE NE NE  E  E  E NE
WIND SPD       4  4  6  8  6  5  5  5  5  5 10 11 10  6  5  5  6  6 11 12 10  6
CLOUDS        SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC
POP 12HR                     20           5          10          20          20
QPF 12HR                   0.05        0.01        0.03        0.02        0.04
RAIN SHWRS        S  S  S  S  S  S        S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          86 85                   86 87 83                86 88 83
MAX HEAT               86    84                87    86                88    87


DATE          MON 01/22/18  TUE 01/23/18  WED 01/24/18  THU 01/25/18
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          68    87      69    87      69    88      68    86
TEMP          71 72 84 72   71 75 83 73   71 74 85 72   70 73 84 72
DEWPT         67 67 67 68   68 69 68 68   67 68 67 68   67 67 66 67
PWIND DIR        NE     E      NE     E      NE     E      NE     E
WIND CHAR        LT    GN      LT    GN      LT    GN      LT    GN
AVG CLOUDS    SC SC SC SC   SC SC SC B1   SC SC SC SC   SC SC SC SC
POP 12HR         10    20      20    40      10    30      10    20
RAIN SHWRS     S  S  S  S    S  S  S  C    S  S  C  C    S  S  S  S

$$

PRZ008-192015-
RAFAEL HERNANDEZ AIRPORT-AGUADILLA PR
18.50N  67.13W ELEV. 237 FT
359 AM AST Fri Jan 19 2018

DATE             FRI 01/19/18            SAT 01/20/18            SUN 01/21/18
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                      81          71          84          72          82
TEMP          75 76 79 80 79 77 76 76 75 76 79 80 79 77 76 75 75 75 79 81 79 77
DEWPT         70 69 70 71 71 70 71 71 70 70 70 71 71 70 70 70 69 69 69 70 70 69
RH            84 79 74 74 77 79 85 85 84 82 74 74 77 79 82 84 82 82 72 69 74 76
WIND DIR       E  E  E NE  E  E  E  E  E  E  E NE NE  E  E  E  E  E  E NE NE  E
WIND SPD       6  6  8 10 12 12 13 16 16 16 14 14 16 18 17 16 17 16 16 14 17 17
CLOUDS        FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW SC
POP 12HR                     30          20          10          20          20
QPF 12HR                   0.07        0.04        0.04        0.02        0.05
RAIN SHWRS     S  S  S  C  C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX          83 85                   87 90                   85 86
MAX HEAT               85    84                90    89                86    85


DATE          MON 01/22/18  TUE 01/23/18  WED 01/24/18  THU 01/25/18
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    82      73    82      73    82      73    82
TEMP          75 76 80 77   76 76 81 77   75 76 81 77   75 75 81 76
DEWPT         69 69 71 71   70 71 71 70   70 70 71 70   69 69 70 69
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        GN    GN      GN    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    SC SC SC B1   SC SC SC B1   SC SC SC SC   SC SC SC SC
POP 12HR         10    40      20    30      10    30      10    30
RAIN SHWRS     S  S  S  C    S  S  S  C    S  S  C  C    S  S  S  C

$$

PRZ010-192015-
EUGENIO MARIA DE HOSTO AIRPORT-MAYAGUEZ PR
18.27N  67.15W ELEV. 28 FT
359 AM AST Fri Jan 19 2018

DATE             FRI 01/19/18            SAT 01/20/18            SUN 01/21/18
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          68          81          70          81
TEMP          73 73 81 81 79 75 74 73 73 74 81 81 79 75 73 73 72 73 80 83 80 75
DEWPT         69 69 68 69 71 70 69 70 69 69 68 71 71 70 69 69 68 68 67 70 70 69
RH            87 87 65 67 77 84 84 90 87 84 65 72 77 84 87 87 87 84 65 65 72 82
WIND DIR       E  E  E NE  E  E  E  E  E  E  E  E NE  E  E  E  E  E  E  E NE  E
WIND SPD       4  4  3  2  4  6  6  9 10  9  9  6  6 10 10  9 10  8  8  4  6  9
CLOUDS        SC FW FW B1 B1 SC SC SC SC FW FW B1 B1 FW FW FW FW FW FW B1 B1 FW
POP 12HR                     30           5          40          20          20
QPF 12HR                   0.06        0.01        0.09        0.02        0.05
RAIN SHWRS        S  S  C  C                    C  C  S  S  S  S  S  S  S  S  S
HEAT INDEX          84 84                   84 85                   82 87 83
MAX HEAT               84    83                85    83                87    86


DATE          MON 01/22/18  TUE 01/23/18  WED 01/24/18  THU 01/25/18
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    81      70    83      70    83      69    81
TEMP          73 74 81 75   73 74 82 75   72 73 81 75   73 73 82 74
DEWPT         68 68 69 70   69 70 71 70   68 69 70 70   68 68 69 68
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        LT    LT      GN    GN      GN    GN      GN    LT
AVG CLOUDS    FW FW FW B1   SC SC SC B1   FW FW SC SC   SC SC SC SC
POP 12HR         10    40      20    40      10    30      10    40
RAIN SHWRS     S  S  S  C    S  S  S  C    S  S  C  C    S  S  S  C

$$

VIZ001-192015-
CYRIL E. KING AIRPORT-ST THOMAS USVI
18.33N  64.97W ELEV. 23 FT
359 AM AST Fri Jan 19 2018

DATE             FRI 01/19/18            SAT 01/20/18            SUN 01/21/18
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          74          84          74          85
TEMP          78 78 78 78 78 78 78 78 78 78 79 79 79 78 78 78 77 78 78 78 79 78
DEWPT         71 71 70 71 72 71 71 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70
RH            79 79 76 79 82 79 79 76 76 76 74 74 74 76 76 76 79 76 76 76 74 76
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 13 14 16 14 14 16 17 16 17 17 17 17 18 19 18 19 19 18 17 17 19
CLOUDS        SC SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1
POP 12HR                     20          30          40          20          20
QPF 12HR                   0.05        0.07        0.11        0.04        0.04
RAIN SHWRS     C  S  S  S  S  S  S  C  C  C  C  C  C  S  S  S  S  S  S  S  S  S


DATE          MON 01/22/18  TUE 01/23/18  WED 01/24/18  THU 01/25/18
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    85      74    84      74    84      73    84
TEMP          78 78 79 79   78 78 78 79   78 78 78 78   78 78 78 78
DEWPT         69 70 70 71   71 71 70 70   70 70 70 70   70 69 69 70
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    B1 B1 B1 SC   B1 B1 B1 B1   B1 B1 B1 SC   SC SC SC SC
POP 12HR         20    20      40    40      20    30      30    30
RAIN SHWRS     S  S  S  S    C  C  C  C    S  S  C  C    C  C  C  S

$$

VIZ002-192015-
HENRY E. ROHLSEN AIRPORT-ST CROIX USVI
17.70N  64.80W ELEV. 74 FT
359 AM AST Fri Jan 19 2018

DATE             FRI 01/19/18            SAT 01/20/18            SUN 01/21/18
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          73          85          74          85
TEMP          79 79 79 79 80 80 79 79 79 79 79 80 80 79 79 79 79 79 80 79 79 80
DEWPT         72 72 72 72 72 72 72 71 71 71 71 71 71 72 72 72 72 72 72 71 71 71
RH            79 79 79 79 77 77 79 77 77 77 77 74 74 79 79 79 79 79 77 77 77 74
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      13 13 13 16 14 14 14 17 16 18 18 18 17 19 21 20 21 21 20 19 19 20
CLOUDS        B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1
POP 12HR                     20          20          20          20          20
QPF 12HR                   0.04        0.04        0.07        0.04        0.04
RAIN SHWRS     C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  C
HEAT INDEX                84 84                83 83                84       83
MAX HEAT                     84    84          83    83                84    83


DATE          MON 01/22/18  TUE 01/23/18  WED 01/24/18  THU 01/25/18
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    85      74    85      72    85      73    84
TEMP          78 79 80 80   80 79 79 80   79 79 79 79   79 79 79 79
DEWPT         70 71 72 72   72 72 71 72   71 71 71 72   71 70 71 71
PWIND DIR         E     E       E     E       E     E       E     E
WIND CHAR        BZ    BZ      BZ    BZ      BZ    BZ      BZ    BZ
AVG CLOUDS    B1 B1 B1 SC   B1 B1 B1 B1   B1 B1 B1 SC   SC SC SC SC
POP 12HR         40    40      40    40      20    30      30    30
RAIN SHWRS     C  C  C  S    C  C  C  C    S  S  C  C    C  C  C  S

$$



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