Point Forecast Matrices
Issued by NWS Tiyan, Guam

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FOMY50 PGUM 091750
PFMGUM

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE TIYAN GU
347 AM CHST MON NOV 10 2025

GUZ001-100600-
GUAM INTERNATIONAL AIRPORT-TIYAN GU
13.48N 144.79E ELEV. 248 FT
347 AM CHST MON NOV 10 2025

DATE                MON 11/10/25            TUE 11/11/25            WED 11/12/25
CHST3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
UTC 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06

MAX/MIN                      88          78          88          78          88
TEMP             78 79 84 88 87 85 82 80 78 79 84 87 87 85 82 80 78 79 84 87 87
DEWPT            78 78 78 78 78 78 79 79 78 78 78 78 78 78 78 78 78 78 78 78 78
RH              100 97 82 72 75 80 91 97100 97 82 75 75 80 88 94100 97 82 75 75
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          5  6 10 10  9  8  6  5  5  8 11 11 11 10  9  6  6  6 13 13 12
CLOUDS           B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          20          20          20          20
QPF 12HR                   0.04        0.03        0.03        0.06        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
HEAT INDEX             94101100 97 93 86       94100 99 96 92 86       94100 99
MAX HEAT               94   101    99    91    94   100    99    90    94   100


DATE               THU 11/13/25  FRI 11/14/25  SAT 11/15/25  SUN 11/16/25
CHST6HRLY     22   04 10 16 22   04 10 16 22   04 10 16 22   04 10 16
UTC 6HRLY     12   18 00 06 12   18 00 06 12   18 00 06 12   18 00 06

MIN/MAX            78    87      78    88      78    88      78    88
TEMP          82   79 84 87 82   78 84 87 82   79 84 87 82   79 84 87
DEWPT         78   78 77 77 78   78 77 78 78   78 78 78 79   79 78 78
PWIND DIR           E     E       E     E       E     E       E     E
WIND CHAR          GN    GN      GN    GN      GN    GN      GN    BZ
AVG CLOUDS    SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR           20    20      10    10      10    20      20    20
RAIN SHWRS     S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ001-100600-
ROTA INTERNATIONAL AIRPORT-SINAPALU MP
14.17N 145.23E ELEV. 592 FT
347 AM CHST MON NOV 10 2025

DATE                MON 11/10/25            TUE 11/11/25            WED 11/12/25
CHST3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
UTC 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06

MAX/MIN                      86          76          86          76          86
TEMP             76 77 82 86 85 83 81 78 77 77 82 86 85 83 81 78 77 77 82 86 85
DEWPT            77 77 78 78 78 78 78 78 77 77 78 78 78 78 78 78 77 77 78 78 77
RH              103100 88 77 80 85 91100100100 88 77 80 85 91100100100 88 77 77
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          6  9 11 10 10 10  9  8  8  9 12 11 11 12 10  9  8  9 14 13 13
CLOUDS           B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC
POP 12HR                     30          20          20          20          20
QPF 12HR                   0.08        0.05        0.02        0.06        0.05
RAIN SHWRS        C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX             91 98 97 94 89          91 97 96 93 88          90 97 96
MAX HEAT               91    98    96    86    91    97    96    85    90    97


DATE               THU 11/13/25  FRI 11/14/25  SAT 11/15/25  SUN 11/16/25
CHST6HRLY     22   04 10 16 22   04 10 16 22   04 10 16 22   04 10 16
UTC 6HRLY     12   18 00 06 12   18 00 06 12   18 00 06 12   18 00 06

MIN/MAX            76    86      76    86      76    86      76    86
TEMP          81   77 82 85 81   77 82 85 81   77 82 85 81   77 82 85
DEWPT         78   77 77 77 78   77 78 78 78   77 78 78 79   77 78 79
PWIND DIR           E     E       E     E       E     E       E     E
WIND CHAR          GN    GN      GN    GN      GN    GN      BZ    BZ
AVG CLOUDS    SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR           20    20      10    10      10    20      20    20
RAIN SHWRS     S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ002-100600-
TINIAN-SAN JOSE MP
14.97N 145.63E ELEV. 74 FT
347 AM CHST MON NOV 10 2025

DATE                MON 11/10/25            TUE 11/11/25            WED 11/12/25
CHST3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
UTC 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06

MAX/MIN                      87          78          88          78          88
TEMP             78 79 83 87 86 85 82 80 79 79 84 87 87 85 82 80 79 79 84 87 87
DEWPT            78 78 78 77 77 78 78 78 78 78 77 77 77 77 78 77 77 77 77 77 77
RH              100 97 85 72 75 80 88 94 97 97 80 72 72 77 88 91 94 94 80 72 72
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          6 10 10  9  9 10  9  9  6  9 12 11 12 12 10  8  8  9 14 13 13
CLOUDS           B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC
POP 12HR                     30          20          20          20          20
QPF 12HR                   0.03        0.05        0.06        0.08        0.05
RAIN SHWRS        C  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S
HEAT INDEX             93 99 98 95 91 86       94 99 99 96 91 87       93 99 98
MAX HEAT               93    99    97    90    94    99    98    90    93    99


DATE               THU 11/13/25  FRI 11/14/25  SAT 11/15/25  SUN 11/16/25
CHST6HRLY     22   04 10 16 22   04 10 16 22   04 10 16 22   04 10 16
UTC 6HRLY     12   18 00 06 12   18 00 06 12   18 00 06 12   18 00 06

MIN/MAX            78    87      78    87      78    88      78    87
TEMP          82   79 84 87 82   79 83 86 82   79 84 87 82   79 83 86
DEWPT         78   77 77 77 78   78 77 77 78   77 77 78 79   78 78 78
PWIND DIR           E     E       E     E       E     E       E     E
WIND CHAR          GN    GN      GN    GN      GN    GN      BZ    BZ
AVG CLOUDS    SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR           20    20      10    10      10    20      20    20
RAIN SHWRS     S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ003-100600-
SAIPAN INTERNATIONAL AIRPORT-OBYAN MP
15.11N 145.72E ELEV. 215 FT
347 AM CHST MON NOV 10 2025

DATE                MON 11/10/25            TUE 11/11/25            WED 11/12/25
CHST3HRLY     01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
UTC 3HRLY     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06

MAX/MIN                      88          78          88          78          88
TEMP             78 79 84 88 87 85 83 80 79 79 84 88 87 85 83 80 78 79 84 88 87
DEWPT            78 78 78 78 78 78 78 78 78 78 78 77 77 77 78 77 77 77 77 77 77
RH              100 97 82 72 75 80 85 94 97 97 82 70 72 77 85 91 97 94 80 70 72
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          6  9 10  9  9  9  8  8  6  9 12 11 12 12 10  9  8  9 14 13 13
CLOUDS           B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC
POP 12HR                     30          20          20          20          20
QPF 12HR                   0.04        0.07        0.05        0.06        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
HEAT INDEX             94100100 97 92 87       94100 99 96 92 87       94100 99
MAX HEAT               94   100    99    90    94   100    98    90    94   100


DATE               THU 11/13/25  FRI 11/14/25  SAT 11/15/25  SUN 11/16/25
CHST6HRLY     22   04 10 16 22   04 10 16 22   04 10 16 22   04 10 16
UTC 6HRLY     12   18 00 06 12   18 00 06 12   18 00 06 12   18 00 06

MIN/MAX            78    88      78    88      78    88      78    88
TEMP          83   79 84 87 82   78 84 87 83   79 84 87 83   79 84 87
DEWPT         77   77 77 77 78   78 77 77 78   77 77 78 79   78 78 78
PWIND DIR           E     E       E     E       E     E       E     E
WIND CHAR          GN    GN      GN    GN      GN    GN      BZ    BZ
AVG CLOUDS    SC   SC SC SC SC   SC SC SC SC   SC SC SC SC   SC SC SC
POP 12HR           20    20      10    10      10    20      20    20
RAIN SHWRS     S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$