Point Forecast Matrices
Issued by NWS Tiyan, Guam

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FOMY50 PGUM 190510
PFMGUM

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE TIYAN GU
305 PM CHST SUN JAN 19 2025

GUZ001-191800-
GUAM INTERNATIONAL AIRPORT-TIYAN GU
13.48N 144.79E ELEV. 248 FT
305 PM CHST SUN JAN 19 2025

DATE          SUN 01/19/25      MON 01/20/25            TUE 01/21/25         WED
CHST3HRLY     13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
UTC 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

MIN/MAX                      76          86          77          86          77
TEMP             86 84 81 78 77 77 82 86 85 83 81 79 78 78 83 86 85 84 81 79 77
DEWPT            74 74 74 73 73 72 72 73 73 74 76 76 76 77 76 76 76 76 76 75 74
RH               68 72 79 85 87 85 72 65 67 74 85 91 94 97 80 72 75 77 85 88 90
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         11 11  9 10  9 11 14 13 12 11  9  9  8 10 13 13 12 12 11  9  6
CLOUDS           SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     10          10           5          20          20
QPF 12HR                   0.03        0.01        0.01        0.03        0.01
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       95 91 86          87 92 92 91 87          91 96 95 92 87
MAX HEAT         96    94    84    87    93    92    86    91    96    94    86
HIGH SURF         Y  Y  Y  Y  Y  Y  Y  Y


DATE           01/22/25  THU 01/23/25  FRI 01/24/25  SAT 01/25/25  SUN 01/26/25
CHST6HRLY     10 16 22   04 10 16 22   04 10 16 22   04 10 16 22   04 10 16
UTC 6HRLY     00 06 12   18 00 06 12   18 00 06 12   18 00 06 12   18 00 06

MAX/MIN          86      77    87      77    87      77    87      76    84
TEMP          82 85 81   77 83 86 81   77 83 86 81   77 83 86 81   77 81 83
DEWPT         75 75 75   75 75 75 75   74 74 74 75   74 74 74 75   75 75 75
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 SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR         10      10    10      10    10      10     5      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ001-191800-
ROTA INTERNATIONAL AIRPORT-SINAPALU MP
14.17N 145.23E ELEV. 592 FT
305 PM CHST SUN JAN 19 2025

DATE          SUN 01/19/25      MON 01/20/25            TUE 01/21/25         WED
CHST3HRLY     13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
UTC 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

MIN/MAX                      77          85          78          85          77
TEMP             86 84 82 79 78 78 82 85 85 83 81 79 78 79 82 85 85 83 81 79 78
DEWPT            73 73 73 73 72 72 72 73 74 75 76 76 76 76 76 76 76 76 75 75 74
RH               65 70 74 82 82 82 72 67 70 77 85 91 94 91 82 75 75 80 82 88 88
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         14 11 11 12 10 13 16 13 12 12 11 11  9 12 14 16 14 14 12 11  8
CLOUDS           SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     10           5           5          20          20
QPF 12HR                   0.01        0.01        0.01        0.04        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       94 91 87 82       87 92 92 91 88 84       90 95 94 91 87
MAX HEAT         94    93    85    87    92    92    86    90    95    93    85
HIGH SURF         Y  Y  Y  Y  Y  Y  Y  Y


DATE           01/22/25  THU 01/23/25  FRI 01/24/25  SAT 01/25/25  SUN 01/26/25
CHST6HRLY     10 16 22   04 10 16 22   04 10 16 22   04 10 16 22   04 10 16
UTC 6HRLY     00 06 12   18 00 06 12   18 00 06 12   18 00 06 12   18 00 06

MAX/MIN          85      78    85      78    85      78    85      77    83
TEMP          82 85 81   78 82 85 81   78 82 85 81   78 82 85 81   78 81 83
DEWPT         75 74 75   74 75 75 75   74 74 74 75   74 74 75 75   75 75 75
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        GN      GN    BZ      GN    GN      GN    GN      LT    GN
AVG CLOUDS    SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR          5      10    10      10    10      10     5      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ002-191800-
TINIAN-SAN JOSE MP
14.97N 145.63E ELEV. 74 FT
305 PM CHST SUN JAN 19 2025

DATE          SUN 01/19/25      MON 01/20/25            TUE 01/21/25         WED
CHST3HRLY     13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
UTC 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

MIN/MAX                      76          87          76          87          76
TEMP             86 84 81 78 77 77 83 87 86 84 81 78 77 77 83 87 86 84 81 78 77
DEWPT            72 72 73 72 72 72 72 73 74 75 76 76 76 76 76 76 76 76 75 75 75
RH               63 67 77 82 85 85 70 63 68 74 85 94 97 97 80 70 72 77 82 91 94
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 12 11 11 11 13 16 12 12 12 12 11  9 10 13 14 14 13 12 10  8
CLOUDS           SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     10           5          10          20          20
QPF 12HR                   0.01        0.01        0.02        0.03        0.01
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       93 90 86          88 94 94 92 87          91 97 96 92 87
MAX HEAT         94    93    84    88    95    94    86    91    97    95    85
HIGH SURF         Y  Y  Y  Y  Y  Y  Y  Y


DATE           01/22/25  THU 01/23/25  FRI 01/24/25  SAT 01/25/25  SUN 01/26/25
CHST6HRLY     10 16 22   04 10 16 22   04 10 16 22   04 10 16 22   04 10 16
UTC 6HRLY     00 06 12   18 00 06 12   18 00 06 12   18 00 06 12   18 00 06

MAX/MIN          87      76    87      76    87      76    87      76    86
TEMP          83 86 81   77 83 86 81   77 83 86 81   77 83 86 81   77 82 85
DEWPT         74 74 74   74 74 74 75   74 73 74 75   74 74 74 75   75 75 75
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      LT    LT
AVG CLOUDS    SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR         10      10    10      20    20      10    10      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ003-191800-
SAIPAN INTERNATIONAL AIRPORT-OBYAN MP
15.11N 145.72E ELEV. 215 FT
305 PM CHST SUN JAN 19 2025

DATE          SUN 01/19/25      MON 01/20/25            TUE 01/21/25         WED
CHST3HRLY     13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
UTC 3HRLY     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18

MIN/MAX                      76          87          76          87          76
TEMP             86 84 81 78 77 77 83 87 86 84 81 78 77 77 83 87 86 84 81 78 77
DEWPT            72 72 73 72 72 72 72 73 75 75 76 76 76 76 77 76 76 75 75 75 75
RH               63 67 77 82 85 85 70 63 70 74 85 94 97 97 82 70 72 74 82 91 94
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 11 10 11 11 13 14 13 11 12 12 10  8 10 13 14 14 13 12 10  8
CLOUDS           SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     10           5          10          20          20
QPF 12HR                   0.01        0.01        0.02        0.04        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       94 90 86          88 94 95 92 87          91 97 96 92 87
MAX HEAT         94    93    84    88    95    94    86    91    97    95    85
HIGH SURF         Y  Y  Y  Y  Y  Y  Y  Y


DATE           01/22/25  THU 01/23/25  FRI 01/24/25  SAT 01/25/25  SUN 01/26/25
CHST6HRLY     10 16 22   04 10 16 22   04 10 16 22   04 10 16 22   04 10 16
UTC 6HRLY     00 06 12   18 00 06 12   18 00 06 12   18 00 06 12   18 00 06

MAX/MIN          87      76    87      76    87      76    87      76    86
TEMP          83 86 81   77 83 86 81   77 83 86 81   77 83 86 81   77 82 85
DEWPT         74 74 74   74 74 74 75   74 73 74 75   74 74 74 74   75 75 75
PWIND DIR         E       E     E       E     E       E     E       E    NE
WIND CHAR        GN      GN    GN      GN    GN      GN    GN      LT    LT
AVG CLOUDS    SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR         10      10    10      20    20      10    10      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$