Point Forecast Matrices
Issued by NWS Tiyan, Guam

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625
FOMY50 PGUM 150600
PFMGUM

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE TIYAN GU
355 PM CHST WED JAN 15 2025

GUZ001-151800-
GUAM INTERNATIONAL AIRPORT-TIYAN GU
13.48N 144.79E ELEV. 248 FT
355 PM CHST WED JAN 15 2025

DATE          WED 01/15/25      THU 01/16/25            FRI 01/17/25         SAT
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          89          76          89          76
TEMP             88 85 82 79 77 77 84 89 88 85 82 79 77 77 84 89 88 85 82 79 77
DEWPT            75 75 75 74 74 74 74 74 74 75 75 73 73 74 74 74 74 75 75 75 75
RH               66 72 79 85 90 90 72 61 63 72 79 82 87 90 72 61 63 72 79 88 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         18 16 16 14 14 17 17 17 17 16 16 13 13 14 14 14 14 12 12 10 10
CLOUDS           SC SC SC SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     10          10          10          10          10
QPF 12HR                   0.05        0.01        0.03        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
HEAT INDEX       98 92 92       86 86 97 97 91 91       85 85 97 97 91 91
MAX HEAT         98    92          86    97    91          85    97    91
HIGH SURF         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE           01/18/25  SUN 01/19/25  MON 01/20/25  TUE 01/21/25  WED 01/22/25
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          89      76    89      76    86      77    86      78    87
TEMP          84 88 82   77 84 88 82   77 82 85 81   78 83 86 82   79 83 86
DEWPT         75 75 75   75 74 74 75   75 75 75 76   76 75 75 75   75 75 75
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    BZ      BZ    BZ      GN    BZ      BZ    BZ
AVG CLOUDS    SC SC SC   SC SC SC SC   SC SC SC SC   B1 SC SC SC   SC SC SC
POP 12HR         10      10    10      10    20      20    20      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ001-151800-
ROTA INTERNATIONAL AIRPORT-SINAPALU MP
14.17N 145.23E ELEV. 592 FT
355 PM CHST WED JAN 15 2025

DATE          WED 01/15/25      THU 01/16/25            FRI 01/17/25         SAT
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          87          77          87          77
TEMP             87 85 82 79 78 78 83 87 87 85 82 79 78 78 83 87 87 85 82 79 78
DEWPT            75 76 76 75 75 74 74 74 74 74 74 73 73 73 73 74 74 74 74 74 74
RH               68 75 82 88 91 88 74 65 65 70 77 82 85 85 72 65 65 70 77 85 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         20 19 19 18 18 19 19 19 19 17 17 16 16 16 16 17 17 14 14 13 13
CLOUDS           SC SC SC SC SC FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     20          20          20          10          10
QPF 12HR                   0.05        0.03        0.03        0.03        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       96 91 91       86 86 95 95 90 90       86 86 95 95 90 90
MAX HEAT         96    91          86    95    90          86    95    90
HIGH SURF         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE           01/18/25  SUN 01/19/25  MON 01/20/25  TUE 01/21/25  WED 01/22/25
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      77    87      77    85      78    85      79    86
TEMP          83 86 82   78 83 87 82   78 82 85 81   78 82 85 82   79 83 85
DEWPT         74 74 74   74 74 74 74   74 75 75 75   75 75 75 75   75 75 75
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    BZ      BZ    BZ      BZ    BZ      BZ    BZ
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      20    20      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ002-151800-
TINIAN-SAN JOSE MP
14.97N 145.63E ELEV. 74 FT
355 PM CHST WED JAN 15 2025

DATE          WED 01/15/25      THU 01/16/25            FRI 01/17/25         SAT
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          89          76          89          76
TEMP             88 85 82 79 77 77 84 89 88 85 82 79 77 77 84 89 88 85 82 79 77
DEWPT            74 75 75 75 75 75 75 74 74 74 74 73 73 73 73 74 74 74 74 74 74
RH               63 72 79 88 94 94 74 61 63 70 77 82 87 87 70 61 63 70 77 85 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         18 18 18 17 17 17 17 17 17 16 16 14 14 14 14 14 14 12 12 11 11
CLOUDS           FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     20          20          20          10          10
QPF 12HR                   0.07        0.06        0.05        0.07        0.02
RAIN SHWRS           S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX       97 92 92       86 86 97 97 91 91       85 85 97 97 91 91
MAX HEAT         97    92          86    97    91          85    97    91
HIGH SURF         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE           01/18/25  SUN 01/19/25  MON 01/20/25  TUE 01/21/25  WED 01/22/25
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          89      76    89      76    88      76    88      76    88
TEMP          84 88 82   77 84 88 82   77 83 87 81   77 83 87 82   77 83 87
DEWPT         74 74 74   74 74 74 74   74 75 75 75   75 75 75 75   75 74 74
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      BZ    BZ      BZ    BZ      GN    BZ
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    20      20    20      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ003-151800-
SAIPAN INTERNATIONAL AIRPORT-OBYAN MP
15.11N 145.72E ELEV. 215 FT
355 PM CHST WED JAN 15 2025

DATE          WED 01/15/25      THU 01/16/25            FRI 01/17/25         SAT
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          89          76          89          76
TEMP             88 85 82 79 77 77 84 89 88 85 82 79 77 77 84 89 88 85 82 79 77
DEWPT            74 75 75 75 75 75 75 74 74 74 74 73 73 73 73 74 74 74 74 74 74
RH               63 72 79 88 94 94 74 61 63 70 77 82 87 87 70 61 63 70 77 85 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         18 18 18 17 17 17 17 17 17 14 14 13 13 14 14 16 16 12 12 11 11
CLOUDS           FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     20          20          20          10          10
QPF 12HR                   0.03        0.06        0.06        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
HEAT INDEX       97 92 92       86 86 97 97 91 91       85 85 97 97 91 91
MAX HEAT         97    92          86    97    91          85    97    91
HIGH SURF         Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y  Y


DATE           01/18/25  SUN 01/19/25  MON 01/20/25  TUE 01/21/25  WED 01/22/25
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          89      76    89      76    88      76    89      76    88
TEMP          84 88 82   77 84 88 82   77 83 87 81   77 84 88 82   77 83 87
DEWPT         74 74 74   74 74 74 74   74 75 75 75   75 75 75 75   75 74 74
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      BZ    BZ      GN    GN      GN    BZ
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    20      20    20      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$