Point Forecast Matrices
Issued by NWS Tiyan, Guam

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FOMY50 PGUM 040510
PFMGUM

POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE TIYAN GU
301 PM CHST FRI APR 4 2025

GUZ001-041800-
GUAM INTERNATIONAL AIRPORT-TIYAN GU
13.48N 144.79E ELEV. 248 FT
301 PM CHST FRI APR 4 2025

DATE          FRI 04/04/25      SAT 04/05/25            SUN 04/06/25         MON
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          88          76          88          76
TEMP             87 84 81 78 77 77 83 87 87 84 81 78 77 77 83 88 87 85 82 78 77
DEWPT            73 73 74 74 74 74 74 74 74 74 75 75 75 75 74 75 75 75 75 75 75
RH               63 70 79 88 90 90 74 65 65 72 82 91 94 94 74 66 68 72 79 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         10  8  8  6  5  8 10 11 11 10  9  9  8 12 14 14 14 14 12 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                      5          20          20          20          20
QPF 12HR                   0.01        0.03        0.03        0.04        0.03
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 86          89 96 95 92 87          90 97 96 93 88
MAX HEAT         94    93    85    89    96    94    85    90    97    95    86


DATE           04/07/25  TUE 04/08/25  WED 04/09/25  THU 04/10/25  FRI 04/11/25
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      76    88      76    88      76    89      76    89
TEMP          83 87 82   77 83 87 82   77 83 87 82   77 84 88 82   77 84 88
DEWPT         75 75 75   75 75 74 75   75 74 74 75   75 75 75 75   75 75 75
PWIND DIR         E       E     E       E     E       E     E       E     E
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         20      20    20      20    10      10    10      10    10
RAIN SHWRS     S  S  S    S  S  S  S    S  S  S  S    S  S  S  S    S  S  S

$$
MPZ001-041800-
ROTA INTERNATIONAL AIRPORT-SINAPALU MP
14.17N 145.23E ELEV. 592 FT
301 PM CHST FRI APR 4 2025

DATE          FRI 04/04/25      SAT 04/05/25            SUN 04/06/25         MON
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          86          77          87          77
TEMP             85 84 81 79 78 78 83 86 85 84 81 79 78 78 83 87 87 85 82 79 78
DEWPT            73 73 74 74 74 74 74 74 74 74 75 75 75 74 74 74 74 75 75 75 75
RH               67 70 79 85 88 88 74 68 70 72 82 88 91 88 74 65 65 72 79 88 91
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  8  8  6  6  9 12 12 10 11 10  9 10 14 16 16 14 14 13 11 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          20          20          20          10
QPF 12HR                   0.02        0.03        0.04        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  S
HEAT INDEX       92 90 87          89 94 93 91 87          90 96 95 92 88 83
MAX HEAT         93    92    85    89    94    93    86    90    96    94    87


DATE           04/07/25  TUE 04/08/25  WED 04/09/25  THU 04/10/25  FRI 04/11/25
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    87      77    87      77    87
TEMP          83 87 82   78 83 87 82   78 83 87 82   78 83 87 82   78 83 87
DEWPT         75 75 75   75 75 75 75   74 74 74 75   75 75 75 75   75 75 75
PWIND DIR         E       E     E       E     E       E     E       E     E
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      20    20      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

$$
MPZ002-041800-
TINIAN-SAN JOSE MP
14.97N 145.63E ELEV. 74 FT
301 PM CHST FRI APR 4 2025

DATE          FRI 04/04/25      SAT 04/05/25            SUN 04/06/25         MON
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          88          76          88          76
TEMP             87 85 82 78 77 77 83 88 87 85 82 78 77 77 83 88 87 85 82 78 77
DEWPT            73 74 74 74 74 74 74 74 74 74 75 75 75 74 74 73 74 74 74 75 75
RH               63 70 77 88 90 90 74 63 65 70 79 91 94 90 74 61 65 70 77 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         11 12 10  9  9 11 12 12 11 12 11 10 11 14 17 16 14 16 13 11 10
CLOUDS           B1 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          20          10
QPF 12HR                   0.08        0.04        0.04        0.02        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       94 92 87          89 96 96 92 88          90 96 95 92 87
MAX HEAT         95    94    85    89    96    95    86    90    96    95    85


DATE           04/07/25  TUE 04/08/25  WED 04/09/25  THU 04/10/25  FRI 04/11/25
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      76    88      76    88      76    89      76    89
TEMP          83 87 82   77 83 87 82   77 83 87 82   77 84 88 82   77 84 88
DEWPT         74 74 75   75 74 74 75   74 74 74 74   74 74 75 75   75 74 74
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      LT    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      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

$$
MPZ003-041800-
SAIPAN INTERNATIONAL AIRPORT-OBYAN MP
15.11N 145.72E ELEV. 215 FT
301 PM CHST FRI APR 4 2025

DATE          FRI 04/04/25      SAT 04/05/25            SUN 04/06/25         MON
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          88          76          88          76
TEMP             87 85 82 78 77 77 83 88 87 85 82 78 77 77 83 88 87 85 82 78 77
DEWPT            73 74 74 74 74 74 74 74 74 75 75 75 75 74 74 74 74 74 75 75 75
RH               63 70 77 88 90 90 74 63 65 72 79 91 94 90 74 63 65 70 79 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 10  9 10 12 12 12 11 11 11 10 10 13 17 16 14 16 12 10 10
CLOUDS           B1 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          20          10
QPF 12HR                   0.09        0.03        0.04        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  S
HEAT INDEX       95 92 87          90 96 96 92 88          90 96 96 92 87
MAX HEAT         95    94    85    90    96    95    86    90    96    95    85


DATE           04/07/25  TUE 04/08/25  WED 04/09/25  THU 04/10/25  FRI 04/11/25
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      76    88      76    88      76    89      76    89
TEMP          83 87 82   77 83 87 82   77 83 87 82   77 84 88 82   77 84 88
DEWPT         74 74 75   75 75 74 74   74 74 74 74   74 74 75 75   75 74 74
PWIND DIR         E       E     E       E     E       E     E       E     E
WIND CHAR        GN      GN    GN      GN    GN      LT    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      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

$$