Point Forecast Matrices
Issued by NWS Tiyan, Guam

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565
FOMY50 PGUM 020520
PFMGUM

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE TIYAN GU
319 PM CHST SUN NOV 2 2025

GUZ001-021800-
GUAM INTERNATIONAL AIRPORT-TIYAN GU
13.48N 144.79E ELEV. 248 FT
319 PM CHST SUN NOV 2 2025

DATE          SUN 11/02/25      MON 11/03/25            TUE 11/04/25         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          87          77          87          77
TEMP             87 85 82 79 78 78 83 87 86 84 82 79 78 78 83 87 86 84 81 79 77
DEWPT            78 79 79 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 77
RH               75 82 91 97100100 85 75 77 82 88 97100100 85 75 77 82 91 97100
WIND DIR          E  E  E  E  E  E SE  E  E  E  E  E  E  E  E  E  E  E  E  E  E
WIND SPD         14 12 12 12 10 10 12 12 18 13 12 11  9 10 13 13 12 12 10 11  8
CLOUDS           B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2
POP 12HR                     30          30          30          30          50
QPF 12HR                   0.08        0.40        0.22        0.15        0.15
RAIN SHWRS        S  C  C  C  C  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C  C
HEAT INDEX       99 97 91 84       92 99 98 95 91 84       93100 99 95 90
MAX HEAT        100    98    90    92    99    97    89    93   100    98    88


DATE           11/05/25  THU 11/06/25  FRI 11/07/25  SAT 11/08/25  SUN 11/09/25
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      76    86      77    87      77    86      76    87
TEMP          82 85 81   77 82 85 81   77 83 86 82   77 83 85 81   77 82 86
DEWPT         78 78 78   77 78 78 79   77 79 79 79   77 79 79 79   77 79 79
PWIND DIR         E       E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        GN      GN    BZ      BZ    BZ      BZ    BZ      GN    GN
AVG CLOUDS    B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         50      60    60      60    60      50    50      50    50
RAIN SHWRS     C  C  L    L  L  L  L    L  L  C  C    C  C  C  C    C  C  C
TSTMS                S    S  S  S  S    S  S  S  S    S  S  S  S       S  S

$$
MPZ001-021800-
ROTA INTERNATIONAL AIRPORT-SINAPALU MP
14.17N 145.23E ELEV. 592 FT
319 PM CHST SUN NOV 2 2025

DATE          SUN 11/02/25      MON 11/03/25            TUE 11/04/25         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          76          86          76
TEMP             85 83 81 78 77 77 82 86 85 83 81 78 77 77 82 86 85 83 81 78 77
DEWPT            78 79 79 78 77 77 78 78 78 78 78 78 77 77 78 78 78 78 78 78 77
RH               80 88 94100100100 88 77 80 85 91100100100 88 77 80 85 91100100
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         16 17 14 17 16 17 20 20 20 19 16 17 11 16 17 18 16 16 13 13 11
CLOUDS           B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2
POP 12HR                     30          30          30          30          50
QPF 12HR                   0.07        0.07        0.10        0.14        0.09
RAIN SHWRS        S  C  C  C  C  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C  C
HEAT INDEX       96 94 89          91 98 97 94 89          91 98 97 93 88
MAX HEAT         97    95    86    91    98    96    86    91    98    96    85


DATE           11/05/25  THU 11/06/25  FRI 11/07/25  SAT 11/08/25  SUN 11/09/25
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      76    86      76    86      76    86      76    86
TEMP          82 85 81   77 82 85 81   77 82 85 81   77 82 85 81   77 82 85
DEWPT         78 78 78   77 78 79 79   77 79 79 79   77 79 79 79   77 79 79
PWIND DIR         E       E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        BZ      BZ    BZ      BZ    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    B2 B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         50      60    60      60    60      50    50      50    50
RAIN SHWRS     C  C  L    L  L  L  L    L  L  C  C    C  C  C  C    C  C  C
TSTMS                S    S  S  S  S    S  S  S  S    S  S  S  S       S  S

$$
MPZ002-021800-
TINIAN-SAN JOSE MP
14.97N 145.63E ELEV. 74 FT
319 PM CHST SUN NOV 2 2025

DATE          SUN 11/02/25      MON 11/03/25            TUE 11/04/25         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                      78          87          78          87          78
TEMP             86 84 82 80 79 79 83 87 86 84 82 80 79 79 84 87 87 85 82 80 79
DEWPT            78 79 79 79 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78
RH               77 85 91 97 97 97 85 75 77 82 88 94 97 97 82 75 75 80 88 94 97
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         17 17 19 19 19 19 20 19 20 18 14 16 11 16 14 16 16 17 12 13 10
CLOUDS           B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2
POP 12HR                     30          30          30          30          50
QPF 12HR                   0.05        0.01        0.05        0.12        0.17
RAIN SHWRS        S  C  C  C  C  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C  C
HEAT INDEX      101 96 92 86       93 99 98 96 92 86       94 99 99 96 92 86
MAX HEAT        101   100    90    93    99    98    90    94    99    98    90


DATE           11/05/25  THU 11/06/25  FRI 11/07/25  SAT 11/08/25  SUN 11/09/25
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      78    86      78    87      78    87      78    86
TEMP          83 85 82   78 83 85 82   78 83 86 82   79 83 86 82   79 83 85
DEWPT         78 78 78   78 78 79 79   78 79 79 79   79 79 79 79   79 79 78
PWIND DIR         E       E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        GN      BZ    BZ      BZ    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    B2 B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         50      60    60      60    60      50    50      50    50
RAIN SHWRS     C  C  L    L  L  L  L    L  L  C  C    C  C  C  C    C  C  C
TSTMS                S    S  S  S  S    S  S  S  S    S  S  S  S       S  S

$$
MPZ003-021800-
SAIPAN INTERNATIONAL AIRPORT-OBYAN MP
15.11N 145.72E ELEV. 215 FT
319 PM CHST SUN NOV 2 2025

DATE          SUN 11/02/25      MON 11/03/25            TUE 11/04/25         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                      78          88          78          88          77
TEMP             87 85 83 80 79 79 84 88 87 85 83 80 79 79 84 88 87 85 82 80 78
DEWPT            78 79 79 79 78 78 78 78 78 78 79 78 78 78 78 78 78 78 78 78 78
RH               75 82 88 97 97 97 82 72 75 80 88 94 97 97 82 72 75 80 88 94100
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         16 17 20 20 18 19 19 19 19 17 13 14 10 14 13 16 14 16 11 12  9
CLOUDS           B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2
POP 12HR                     30          30          30          30          50
QPF 12HR                   0.02           0        0.05        0.14        0.19
RAIN SHWRS        S  C  C  C  C  S  S  S  S  C  C  C  C  C  C  C  C  C  C  C  C
HEAT INDEX      101 98 93 88       95101100 97 93 88       94101100 97 92 85
MAX HEAT        102   100    91    95   101    99    91    94   101    99    90


DATE           11/05/25  THU 11/06/25  FRI 11/07/25  SAT 11/08/25  SUN 11/09/25
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          88      77    88      77    88      78    88      77    87
TEMP          83 87 82   77 83 87 82   77 83 87 82   78 84 87 82   77 83 87
DEWPT         78 78 78   77 78 79 79   77 79 79 79   78 79 79 79   77 79 79
PWIND DIR         E       E    SE      SE    SE      SE    SE      SE    SE
WIND CHAR        GN      BZ    BZ      BZ    BZ      BZ    BZ      BZ    GN
AVG CLOUDS    B2 B2 B2   OV OV OV OV   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2
POP 12HR         50      60    60      60    60      50    50      50    50
RAIN SHWRS     C  C  L    L  L  L  L    L  L  C  C    C  C  C  C    C  C  C
TSTMS                S    S  S  S  S    S  S  S  S    S  S  S  S

$$