Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
393 FOMY50 PGUM 081800 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 357 AM CHST SUN NOV 9 2025 GUZ001-090600- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 357 AM CHST SUN NOV 9 2025 DATE SUN 11/09/25 MON 11/10/25 TUE 11/11/25 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 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 78 77 77 RH 100 97 82 75 75 80 88 94100 97 82 72 75 80 85 94 97 97 82 70 72 WIND DIR SE E E E E E E E E E E E E E E E E E E E E WIND SPD 6 5 8 8 9 9 8 6 5 6 10 10 10 9 8 6 6 6 9 12 12 CLOUDS B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC POP 12HR 30 30 30 30 20 QPF 12HR 0.06 0.06 0.07 0.04 0.03 RAIN SHWRS C C C C C S S S S C C C C S S S S S S S S HEAT INDEX 94100 99 96 92 85 94101100 97 92 88 84 94100 99 MAX HEAT 94 100 99 90 94 101 99 91 94 100 DATE WED 11/12/25 THU 11/13/25 FRI 11/14/25 SAT 11/15/25 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 82 78 84 87 83 79 84 87 82 78 84 87 82 78 84 87 DEWPT 78 78 77 77 78 77 77 77 78 77 77 77 78 78 78 78 PWIND DIR E E E E E E E E WIND CHAR GN GN GN GN GN GN GN GN AVG CLOUDS SC SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 10 10 10 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ001-090600- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 357 AM CHST SUN NOV 9 2025 DATE SUN 11/09/25 MON 11/10/25 TUE 11/11/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 86 75 86 75 86 TEMP 75 76 81 86 85 83 80 77 75 76 81 86 85 83 80 78 76 76 82 86 85 DEWPT 75 76 78 78 78 78 78 77 75 76 78 78 78 78 78 78 76 76 77 77 77 RH 100100 91 77 80 85 94100100100 91 77 80 85 94100100100 85 75 77 WIND DIR SE SE SE E E E E E E E E E E E E E E E E E E WIND SPD 8 8 10 10 10 10 8 8 6 9 11 10 10 10 9 8 8 8 11 14 13 CLOUDS B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC POP 12HR 30 30 30 30 20 QPF 12HR 0.20 0.04 0.03 0.02 0.02 RAIN SHWRS C C C C C S S S S C C C C S S S S S S S S HEAT INDEX 90 98 97 93 86 90 98 96 93 88 90 97 96 MAX HEAT 90 98 96 90 98 95 84 90 97 DATE WED 11/12/25 THU 11/13/25 FRI 11/14/25 SAT 11/15/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 75 86 75 86 76 86 76 86 TEMP 80 76 82 85 80 76 82 85 80 76 82 85 80 76 82 85 DEWPT 78 76 77 77 77 76 77 77 77 76 77 77 77 76 78 78 PWIND DIR E E E E E E E E WIND CHAR GN BZ GN GN GN GN GN BZ AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 10 10 10 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ002-090600- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 357 AM CHST SUN NOV 9 2025 DATE SUN 11/09/25 MON 11/10/25 TUE 11/11/25 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 87 80 87 80 87 TEMP 79 80 84 87 86 85 83 81 80 81 84 87 87 85 84 82 81 81 84 87 86 DEWPT 78 78 78 78 78 78 78 78 78 78 77 77 77 77 77 77 77 77 77 77 77 RH 97 94 82 75 77 80 85 91 94 91 80 72 72 77 80 85 88 88 80 72 75 WIND DIR SE SE SE E E E E E E E E E E E E E E E E E E WIND SPD 10 10 11 10 10 9 8 8 6 8 11 9 10 9 8 6 6 8 9 12 12 CLOUDS B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC POP 12HR 30 30 30 30 20 QPF 12HR 0.14 0.03 0.02 0.05 0.02 RAIN SHWRS C C C C C S S S S C C C C S S S S S S S S HEAT INDEX 85 86 94 99 98 96 93 90 88 88 95 99 98 96 93 90 88 89 95 98 97 MAX HEAT 86 94 99 98 92 95 99 97 92 95 98 DATE WED 11/12/25 THU 11/13/25 FRI 11/14/25 SAT 11/15/25 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 79 87 80 88 81 88 81 88 TEMP 83 79 84 86 83 81 85 87 84 81 85 87 84 81 85 87 DEWPT 77 77 77 77 77 77 77 76 77 77 76 77 78 77 77 78 PWIND DIR E E E E E E E E WIND CHAR 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 POP 12HR 20 20 20 20 20 10 10 10 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ003-090600- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 357 AM CHST SUN NOV 9 2025 DATE SUN 11/09/25 MON 11/10/25 TUE 11/11/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 88 78 88 78 88 TEMP 77 78 84 88 87 85 83 80 79 79 84 88 87 85 83 80 79 79 84 88 87 DEWPT 77 78 78 78 78 78 78 78 78 78 77 77 77 77 77 77 77 77 77 77 77 RH 100100 82 72 75 80 85 94 97 97 80 70 72 77 82 91 94 94 80 70 72 WIND DIR SE E SE E E E E E E E E E E E E E E E E E E WIND SPD 9 9 10 10 9 9 8 8 6 8 10 9 9 9 8 6 6 8 9 12 12 CLOUDS B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC POP 12HR 30 30 30 30 20 QPF 12HR 0.13 0.03 0.02 0.05 0.02 RAIN SHWRS C C C C C S S S S C C C C S S S S S S S S HEAT INDEX 94101100 97 93 88 84 94100 99 96 92 87 84 94 99 98 MAX HEAT 94 101 99 91 94 100 98 90 94 99 DATE WED 11/12/25 THU 11/13/25 FRI 11/14/25 SAT 11/15/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 78 88 78 88 78 88 78 88 TEMP 83 78 84 87 83 79 84 87 83 79 84 87 83 79 84 87 DEWPT 77 77 77 77 77 77 77 77 77 77 77 77 78 77 77 78 PWIND DIR E E E E E E E E WIND CHAR GN GN GN GN GN GN GN GN AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 10 10 10 RAIN SHWRS S S S S S S S S S S S S S S S S $$