Point Forecast Matrices
Issued by NWS Tiyan, Guam

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FOMY50 PGUM 060600
PFMGUM

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE TIYAN GU
350 PM CHST SUN APR 6 2025

GUZ001-061800-
GUAM INTERNATIONAL AIRPORT-TIYAN GU
13.48N 144.79E ELEV. 248 FT
350 PM CHST SUN APR 6 2025

DATE          SUN 04/06/25      MON 04/07/25            TUE 04/08/25         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          78
TEMP             87 85 83 80 79 79 84 88 87 85 83 80 79 79 84 88 87 85 83 80 79
DEWPT            73 74 74 74 74 73 73 73 73 74 74 74 74 74 74 74 74 74 74 74 74
RH               63 70 74 82 85 82 70 61 63 70 74 82 85 85 72 63 65 70 74 82 85
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 13 13 11 10 11 13 13 11 10  9  8  8 10 12 12 11 10  9  8  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           5           5
QPF 12HR                   0.01           0        0.01        0.01           0
RAIN SHWRS        S  S  S  S  S              S  S  S  S
HEAT INDEX       95 93 89 84       90 96 95 93 89 85       91 96 95 93 89 85
MAX HEAT         95    94    88    90    96    94    88    91    96    94    88


DATE           04/09/25  THU 04/10/25  FRI 04/11/25  SAT 04/12/25  SUN 04/13/25
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      78    89      78    89      78    89      76    89
TEMP          84 87 83   79 85 88 83   79 85 88 83   79 85 88 82   77 84 88
DEWPT         74 73 74   74 75 75 76   76 76 76 77   76 76 76 77   76 75 76
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      LT    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          5       5     5      10    10      10    10      20    20
RAIN SHWRS           S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ001-061800-
ROTA INTERNATIONAL AIRPORT-SINAPALU MP
14.17N 145.23E ELEV. 592 FT
350 PM CHST SUN APR 6 2025

DATE          SUN 04/06/25      MON 04/07/25            TUE 04/08/25         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             87 84 81 78 77 77 83 87 87 84 81 78 77 77 83 87 87 84 81 78 77
DEWPT            74 74 74 74 74 73 73 73 73 74 74 74 74 74 74 73 74 74 74 74 74
RH               65 72 79 88 90 87 72 63 63 72 79 88 90 90 74 63 65 72 79 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         16 16 16 14 13 13 16 16 13 12 11 10 10 11 13 13 12 11 11  9 10
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           5           5
QPF 12HR                   0.01           0        0.01        0.01        0.01
RAIN SHWRS        S  S  S  S  S              S  S  S  S              S  S  S  S
HEAT INDEX       94 92 87          89 95 94 91 87          89 95 94 91 87
MAX HEAT         95    94    85    89    95    93    85    89    95    94    85


DATE           04/09/25  THU 04/10/25  FRI 04/11/25  SAT 04/12/25  SUN 04/13/25
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      77    87
TEMP          83 87 81   77 83 87 81   77 83 87 81   77 83 87 82   78 83 87
DEWPT         74 74 74   74 75 75 76   76 76 76 76   76 76 76 76   76 75 76
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      LT    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          5      10    10      10    10      10    10      20    20
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ002-061800-
TINIAN-SAN JOSE MP
14.97N 145.63E ELEV. 74 FT
350 PM CHST SUN APR 6 2025

DATE          SUN 04/06/25      MON 04/07/25            TUE 04/08/25         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          78
TEMP             87 85 83 80 79 79 84 88 87 85 83 80 79 79 84 88 87 85 83 80 79
DEWPT            74 74 74 74 73 73 73 73 73 73 73 74 73 73 73 73 74 74 74 74 75
RH               65 70 74 82 82 82 70 61 63 67 72 82 82 82 70 61 65 70 74 82 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 14 13 12 12 12 12 13 12 10  9  9  8  9 10 12 12 10  9 10  9
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           5          10
QPF 12HR                   0.01           0        0.02           0        0.02
RAIN SHWRS        S  S  S  S  S                                      S  S  S  S
HEAT INDEX       95 93 89 84       90 95 94 92 88 84       90 95 95 93 89 85
MAX HEAT         96    94    87    90    95    94    87    90    95    94    88


DATE           04/09/25  THU 04/10/25  FRI 04/11/25  SAT 04/12/25  SUN 04/13/25
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      78    89      78    89      78    89      76    89
TEMP          84 87 83   79 85 88 83   79 85 88 83   79 85 88 82   77 84 88
DEWPT         74 73 74   74 74 74 75   75 76 75 76   75 75 75 76   75 75 76
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      LT    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      20    20      10    10      20    20      20    20
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ003-061800-
SAIPAN INTERNATIONAL AIRPORT-OBYAN MP
15.11N 145.72E ELEV. 215 FT
350 PM CHST SUN APR 6 2025

DATE          SUN 04/06/25      MON 04/07/25            TUE 04/08/25         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          78
TEMP             87 85 83 80 79 79 84 88 87 85 83 80 79 79 84 88 87 85 83 80 79
DEWPT            74 74 74 73 73 73 73 73 73 73 73 73 73 73 73 73 74 74 74 74 75
RH               65 70 74 79 82 82 70 61 63 67 72 79 82 82 70 61 65 70 74 82 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 13 13 12 11 11 13 13 11  9  9  8  6  8 11 12 11  9  9  9  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           5          10
QPF 12HR                   0.01           0        0.01           0        0.02
RAIN SHWRS        S  S  S  S  S                                      S  S  S  S
HEAT INDEX       95 93 89 84       90 95 94 92 88 84       90 96 95 93 89 85
MAX HEAT         96    95    87    90    95    94    87    90    96    95    88


DATE           04/09/25  THU 04/10/25  FRI 04/11/25  SAT 04/12/25  SUN 04/13/25
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      78    89      78    89      78    89      76    89
TEMP          84 87 83   79 85 88 83   79 85 88 83   79 85 88 82   77 84 88
DEWPT         74 74 74   74 74 74 75   75 76 75 76   75 75 75 76   75 75 76
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        LT      LT    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      20    20      10    10      20    20      20    20
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$