Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
Versions:
1
2
028 FOMY50 PGUM 121750 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 340 AM CHST THU NOV 13 2025 GUZ001-130600- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 340 AM CHST THU NOV 13 2025 DATE THU 11/13/25 FRI 11/14/25 SAT 11/15/25 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 78 88 78 88 TEMP 78 79 84 87 87 85 82 80 78 79 84 87 87 85 82 80 79 79 84 87 87 DEWPT 77 77 77 77 77 77 77 77 77 77 77 77 77 77 78 78 78 78 78 78 78 RH 97 94 80 72 72 77 85 91 97 94 80 72 72 77 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 8 9 12 11 10 9 6 5 4 9 11 10 11 12 11 10 10 12 16 14 14 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 0.06 0.04 0.01 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 93 98 98 95 90 85 93 99 98 95 92 87 94101 99 MAX HEAT 93 98 97 89 93 99 97 90 94 101 DATE SUN 11/16/25 MON 11/17/25 TUE 11/18/25 WED 11/19/25 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 89 78 89 TEMP 82 79 84 87 82 79 84 87 82 79 85 88 83 79 85 88 DEWPT 79 78 78 78 79 79 79 79 79 78 78 78 78 78 78 78 PWIND DIR E E E E E E E E WIND CHAR GN GN BZ BZ 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 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ001-130600- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 340 AM CHST THU NOV 13 2025 DATE THU 11/13/25 FRI 11/14/25 SAT 11/15/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 86 76 86 76 86 TEMP 76 77 82 86 85 83 81 78 77 77 82 86 85 83 81 78 77 77 82 86 85 DEWPT 76 76 77 77 77 77 77 77 77 77 77 77 77 77 78 78 77 78 78 78 78 RH 100 97 85 75 77 82 88 97100100 85 75 77 82 91100100103 88 77 80 WIND DIR E E E E E E SE E E E E E E E E E E E E E E WIND SPD 8 10 13 12 11 10 9 6 5 9 11 10 11 12 11 10 10 12 14 14 14 CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 QPF 12HR 0.03 0.04 0.02 0.02 0.05 RAIN SHWRS S S S S S S S S S S S S S S S S S S S S S HEAT INDEX 90 96 95 92 88 90 96 95 93 88 91 98 96 MAX HEAT 90 96 95 85 90 96 95 85 91 98 DATE SUN 11/16/25 MON 11/17/25 TUE 11/18/25 WED 11/19/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 76 86 76 86 76 87 76 87 TEMP 81 77 82 85 81 77 82 85 81 77 83 87 81 77 83 87 DEWPT 79 78 78 79 79 79 78 79 79 77 78 78 78 78 78 78 PWIND DIR E E E E E E E E WIND CHAR GN BZ BZ BZ GN GN GN BZ AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ002-130600- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 340 AM CHST THU NOV 13 2025 DATE THU 11/13/25 FRI 11/14/25 SAT 11/15/25 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 78 87 78 88 TEMP 78 79 84 87 87 85 82 80 79 79 83 87 86 84 82 80 79 79 84 87 87 DEWPT 76 76 76 76 76 77 77 77 77 77 77 77 77 77 78 77 77 77 77 77 78 RH 94 91 77 70 70 77 85 91 94 94 82 72 75 80 88 91 94 94 80 72 75 WIND DIR E E E E E E E SE E E E E E E E E E E E E E WIND SPD 9 10 12 12 12 11 9 6 5 9 11 10 10 12 11 10 9 12 14 14 14 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 0.02 0.04 0.03 0.05 0.07 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 98 97 95 91 86 92 98 97 95 91 85 93 99 99 MAX HEAT 92 98 97 89 92 98 96 89 93 99 DATE SUN 11/16/25 MON 11/17/25 TUE 11/18/25 WED 11/19/25 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 89 78 89 TEMP 82 79 84 87 82 79 84 87 82 79 85 88 83 79 85 88 DEWPT 79 78 78 78 79 79 78 78 79 78 78 78 78 77 77 78 PWIND DIR E E E E E E E E WIND CHAR GN BZ BZ BZ 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 10 20 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S $$ MPZ003-130600- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 340 AM CHST THU NOV 13 2025 DATE THU 11/13/25 FRI 11/14/25 SAT 11/15/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 88 78 88 78 88 TEMP 78 79 84 88 87 85 82 80 78 79 84 88 87 85 83 80 79 79 84 88 87 DEWPT 76 76 76 76 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 78 RH 94 91 77 68 72 77 85 91 97 94 80 70 72 77 82 91 94 94 80 70 75 WIND DIR E E E E E E E E E E E E E E E E E E E E E WIND SPD 8 10 12 12 12 11 9 8 6 9 11 10 10 12 11 9 9 12 14 14 14 CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 10 10 QPF 12HR 0.01 0.03 0.02 0.04 0.05 RAIN SHWRS S S S S S S S S S S S S S S S S S S S S S HEAT INDEX 93 99 98 96 91 85 93100 99 96 91 87 94100100 MAX HEAT 93 99 98 89 93 100 98 90 94 100 DATE SUN 11/16/25 MON 11/17/25 TUE 11/18/25 WED 11/19/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 78 88 78 88 78 89 78 89 TEMP 83 79 84 87 83 79 84 87 83 79 85 88 83 79 85 88 DEWPT 79 78 78 78 79 78 78 78 79 78 78 78 78 77 77 78 PWIND DIR E E E E E E E E WIND CHAR GN BZ BZ BZ GN GN GN GN AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 10 20 20 20 10 10 RAIN SHWRS S S S S S S S S S S S S S S S S $$