FOMY50 PGUM 261400

PFMGUM



POINT FORECAST MATRICES

NATIONAL WEATHER SERVICE TIYAN GU

1150 PM CHST THU JUN 26 2025



GUZ001-261800-

GUAM INTERNATIONAL AIRPORT-TIYAN GU

13.48N 144.79E ELEV. 248 FT

1150 PM CHST THU JUN 26 2025



DATE          THU 06/26/25      FRI 06/27/25            SAT 06/28/25         SUN

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                      75          84          76          86          75

TEMP                      76 75 76 80 83 83 82 80 78 77 77 82 86 85 83 80 77 75

DEWPT                     75 75 75 75 75 74 75 74 75 75 75 75 75 74 75 76 75 76

RH                        97100 97 85 77 74 79 82 91 94 94 79 70 70 77 88 94103

WIND DIR                  SE SE SE  S SE SE  S  S SE SE SE  S  S  S  S  S  S  S

WIND SPD                   2  2  2  9  8  8  4  5  2  2  2  8  8  8  3  3  1  2

CLOUDS                    OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV

POP 12HR                     60          80         100          90          30

QPF 12HR                   0.17        1.15        1.66        0.53        0.31

RAIN SHWRS                 C  C  C  C  C  C  L  L  L  L  C  C  C  C  C  C  C  C

TSTMS                            S  S  S  S  S  S  S  S                        

HEAT INDEX                         86 88 86                90 90 89 85 83      

MAX HEAT                           86    88    86    83    90    91    88    81





DATE           06/29/25  MON 06/30/25  TUE 07/01/25  WED 07/02/25  THU 07/03/25

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      75    87      77    88      78    88      78    88

TEMP          82 86 80   75 82 86 82   77 83 87 82   78 84 87 82   78 84 88

DEWPT         75 76 76   76 76 76 76   76 76 76 76   77 76 76 77   76 76 76

PWIND DIR         S      SW    SW      SW    SW      SW    SW      SW     S

WIND CHAR        LT      GN    GN      GN    GN      GN    GN      GN    GN

AVG CLOUDS    OV OV OV   OV OV OV B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B1

POP 12HR         30      20    20      30    30      30    20      30    30

RAIN SHWRS     C  C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C



$$

MPZ001-261800-

ROTA INTERNATIONAL AIRPORT-SINAPALU MP

14.17N 145.23E ELEV. 592 FT

1150 PM CHST THU JUN 26 2025



DATE          THU 06/26/25      FRI 06/27/25            SAT 06/28/25         SUN

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                      71          81          73          82          72

TEMP                      72 71 72 77 81 80 79 77 75 73 74 78 82 81 79 77 74 73

DEWPT                     75 74 74 74 74 74 74 74 73 74 74 74 74 74 74 74 74 74

RH                       111111107 90 79 82 85 90 94103100 88 77 79 85 90100103

WIND DIR                  SE SE SE SE  S  S  S SE SE SE SE  S  S  S  S  S  S  S

WIND SPD                  12 11 10 14 14 12 11 10  9  9  8 11 12 10 10  9  8  9

CLOUDS                    OV OV OV OV OV OV OV OV OV B2 B2 OV B2 B2 B2 B2 B2 B2

POP 12HR                     70          70         100         100          30

QPF 12HR                   0.16        0.87        1.71        1.19        0.22

RAIN SHWRS                 C  C  C  C  C  C  C  C  D  D  C  C  C  C  C  C  C  C

TSTMS                            S  S  S  S        S  S  S  S                  

HEAT INDEX                                                    83 83 85 83      

MAX HEAT                                                         83    85    81





DATE           06/29/25  MON 06/30/25  TUE 07/01/25  WED 07/02/25  THU 07/03/25

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          83      72    83      73    83      73    84      74    84

TEMP          79 82 77   72 78 82 77   73 79 82 78   74 80 83 79   75 80 84

DEWPT         75 75 74   75 75 76 75   75 76 76 76   75 75 76 75   75 76 75

PWIND DIR         S       S    SW      SW    SW      SW    SW      SW     S

WIND CHAR        GN      GN    BZ      GN    GN      GN    GN      GN    GN

AVG CLOUDS    B2 OV OV   OV B2 OV OV   OV B2 B2 B2   B2 B2 B2 B2   B2 B2 B1

POP 12HR         30      30    20      40    70      70    30      20    20

RAIN SHWRS     C  C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C

TSTMS                                         S  S                         



$$

MPZ002-261800-

TINIAN-SAN JOSE MP

14.97N 145.63E ELEV. 74 FT

1150 PM CHST THU JUN 26 2025



DATE          THU 06/26/25      FRI 06/27/25            SAT 06/28/25         SUN

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          79          87          78

TEMP                      78 77 78 82 86 85 84 82 80 79 79 83 86 86 84 82 80 79

DEWPT                     75 74 74 76 76 76 75 74 74 73 74 76 76 75 75 74 74 74

RH                        91 90 88 82 72 75 74 77 82 82 85 80 72 70 74 77 82 85

WIND DIR                  SE SE SE SE  S SE SE SE  E SE SE SE SE SE SE SE  S SE

WIND SPD                  12  9 10 12 13 11  9  9  8  8  8 10 11  9  8  8  8  6

CLOUDS                    OV OV OV OV B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2

POP 12HR                     30          30          30         100          20

QPF 12HR                   0.15        0.26        0.28        1.36        0.17

RAIN SHWRS                 C  C  C  C  C  C  C  C  C  C  L  L  C  C  C  C  C  C

TSTMS                                                    S  S                  

HEAT INDEX                85 83 85 89 92 91 88 87 85 84 86 90 93 92 89 87 86 84

MAX HEAT                     85    89    92    90    86    90    93    91    87





DATE           06/29/25  MON 06/30/25  TUE 07/01/25  WED 07/02/25  THU 07/03/25

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      78    88      79    87      79    88

TEMP          83 86 81   78 83 86 82   79 84 87 83   80 84 87 83   80 84 87

DEWPT         76 76 75   75 78 77 76   75 78 77 76   75 78 78 76   75 78 77

PWIND DIR         S       S     S       S    SW      SW    SW      SW     S

WIND CHAR        GN      GN    GN      GN    GN      GN    GN      GN    GN

AVG CLOUDS    B2 B2 OV   OV B2 OV OV   OV B2 B2 B2   B2 B2 B2 B2   B2 B2 B1

POP 12HR         30      30    30      40    40      20    20      20    20

RAIN SHWRS     C  C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C



$$

MPZ003-261800-

SAIPAN INTERNATIONAL AIRPORT-OBYAN MP

15.11N 145.72E ELEV. 215 FT

1150 PM CHST THU JUN 26 2025



DATE          THU 06/26/25      FRI 06/27/25            SAT 06/28/25         SUN

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          78          89          77

TEMP                      77 76 77 84 88 88 86 83 80 78 79 85 89 88 86 83 80 78

DEWPT                     75 75 76 76 76 75 75 75 75 75 75 76 76 75 75 75 76 75

RH                        94 97 97 77 68 66 70 77 85 91 88 75 66 66 70 77 88 91

WIND DIR                  SE SE  S SE SE SE SE  E  E  E SE SE SE SE SE SE SE SE

WIND SPD                  11  9  9 13 13 11  9  8  8  6  8 10 11  9  6  8  6  5

CLOUDS                    OV B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2

POP 12HR                     60          80          80          50          20

QPF 12HR                   0.26        0.72        0.39        0.38        0.15

RAIN SHWRS                 C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C  C

TSTMS                                  S  S                                    

HEAT INDEX                      86 94 96 92 86 85 84 83 87 97 97 94 86 86 84 84

MAX HEAT                     84    94    97    92    85    97    98    91    85





DATE           06/29/25  MON 06/30/25  TUE 07/01/25  WED 07/02/25  THU 07/03/25

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          90      76    89      78    90      78    90      79    90

TEMP          85 89 82   77 84 88 83   78 85 89 84   79 85 89 84   79 86 90

DEWPT         76 76 76   76 78 77 77   77 78 77 77   76 78 77 77   77 78 77

PWIND DIR         S       S     S       S    SW      SW    SW      SW     S

WIND CHAR        GN      GN    BZ      BZ    BZ      GN    GN      GN    GN

AVG CLOUDS    B2 B2 OV   OV B2 B2 OV   OV OV B2 B2   B2 B2 B2 B2   B2 B2 B1

POP 12HR         30      30    20      40    40      20    20      20    20

RAIN SHWRS     C  C  C    C  C  C  C    C  C  C  C    C  C  C  C    C  C  C



$$

