Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
994 FOMY50 PGUM 141800 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 358 AM CHST SAT NOV 15 2025 GUZ001-150600- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 358 AM CHST SAT NOV 15 2025 DATE SAT 11/15/25 SUN 11/16/25 MON 11/17/25 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 87 87 85 82 80 78 79 84 88 87 85 83 80 79 79 84 88 87 DEWPT 77 77 77 78 77 78 78 78 78 78 78 78 78 78 79 78 78 78 78 79 78 RH 97 94 80 75 72 80 88 94100 97 82 72 75 80 88 94 97 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 9 10 13 13 13 12 10 12 11 14 17 16 16 16 13 12 11 13 16 16 16 CLOUDS SC 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 20 QPF 12HR 0.03 0.03 0.07 0.06 0.04 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 94100 99 96 92 86 95101100 97 93 88 84 95102101 MAX HEAT 94 100 98 90 95 101 99 91 95 102 DATE TUE 11/18/25 WED 11/19/25 THU 11/20/25 FRI 11/21/25 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 83 79 84 87 83 79 84 87 83 79 84 88 DEWPT 79 78 78 78 79 78 78 78 79 78 78 78 79 78 78 78 PWIND DIR E E E E E E E E WIND CHAR GN GN GN GN BZ BZ BZ BZ AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ001-150600- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 358 AM CHST SAT NOV 15 2025 DATE SAT 11/15/25 SUN 11/16/25 MON 11/17/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 86 76 86 76 86 TEMP 77 77 82 86 85 83 81 78 77 77 82 86 85 83 81 78 77 77 82 86 85 DEWPT 77 77 77 77 78 78 78 78 78 78 78 78 78 78 79 78 78 78 79 79 79 RH 100100 85 75 80 85 91100103103 88 77 80 85 94100103103 91 80 82 WIND DIR E E E E E E E E E E E E E E E E E E E E E WIND SPD 10 12 13 14 14 14 13 12 11 14 17 16 16 17 14 12 11 13 16 16 16 CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 QPF 12HR 0.07 0.04 0.08 0.08 0.04 RAIN SHWRS S S S S S S S S S S S S S S S S S S S S S HEAT INDEX 90 97 96 93 89 91 98 97 94 89 92 99 98 MAX HEAT 90 97 96 85 91 98 96 86 92 99 DATE TUE 11/18/25 WED 11/19/25 THU 11/20/25 FRI 11/21/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 76 86 76 86 76 86 76 87 TEMP 81 77 82 85 81 77 82 85 81 77 82 85 81 77 83 87 DEWPT 78 79 78 78 79 78 78 78 78 78 78 78 79 78 78 78 PWIND DIR E E E E E E E E WIND CHAR GN GN GN GN BZ BZ BZ BZ AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ002-150600- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 358 AM CHST SAT NOV 15 2025 DATE SAT 11/15/25 SUN 11/16/25 MON 11/17/25 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 87 78 88 TEMP 78 79 84 87 87 85 82 80 79 79 84 87 87 85 82 80 79 79 84 88 87 DEWPT 76 76 77 77 77 78 78 78 78 78 78 78 78 79 78 78 78 79 78 78 78 RH 94 91 80 72 72 80 88 94 97 97 82 75 75 82 88 94 97100 82 72 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 11 11 14 14 16 16 13 12 11 14 17 17 17 17 14 12 11 13 17 16 16 CLOUDS SC 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 20 QPF 12HR 0.05 0.08 0.05 0.07 0.05 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 93 99 99 96 92 86 94100 99 97 92 86 95102101 MAX HEAT 93 99 98 90 94 100 99 90 95 102 DATE TUE 11/18/25 WED 11/19/25 THU 11/20/25 FRI 11/21/25 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 89 TEMP 83 79 83 86 82 79 84 87 82 79 84 87 83 79 85 88 DEWPT 79 78 78 78 79 78 78 78 78 78 78 78 78 78 77 78 PWIND DIR E E E E E E E E WIND CHAR GN GN GN GN BZ BZ BZ BZ AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ003-150600- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 358 AM CHST SAT NOV 15 2025 DATE SAT 11/15/25 SUN 11/16/25 MON 11/17/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 88 78 88 78 88 TEMP 78 79 84 88 87 85 82 80 78 79 84 88 87 85 83 80 79 79 84 88 87 DEWPT 76 76 77 77 77 78 78 78 78 78 78 78 78 79 78 78 78 79 79 79 78 RH 94 91 80 70 72 80 88 94100 97 82 72 75 82 85 94 97100 85 75 75 WIND DIR E E E E E E E E E E E E E E E E E E E E E WIND SPD 10 11 14 14 16 16 13 12 11 14 17 17 17 17 14 12 11 13 17 16 16 CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 QPF 12HR 0.04 0.07 0.05 0.06 0.05 RAIN SHWRS S S S S S S S S S S S S S S S S S S S S S HEAT INDEX 83 93 99 99 96 92 86 95101100 98 92 88 84 95102101 MAX HEAT 93 100 99 90 95 101 100 91 95 102 DATE TUE 11/18/25 WED 11/19/25 THU 11/20/25 FRI 11/21/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 78 88 78 88 78 88 78 89 TEMP 82 78 84 87 83 79 84 87 83 79 84 87 83 79 85 88 DEWPT 79 78 78 78 78 78 78 78 78 78 78 78 78 78 77 78 PWIND DIR E E E E E E E E WIND CHAR GN GN GN GN BZ BZ BZ BZ AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S $$