Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
395 FOMY50 PGUM 231750 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 347 AM CHST SUN AUG 24 2025 GUZ001-240600- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 347 AM CHST SUN AUG 24 2025 DATE SUN 08/24/25 MON 08/25/25 TUE 08/26/25 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 77 89 77 88 TEMP 77 78 82 86 85 84 81 79 78 78 84 89 88 86 82 79 78 78 83 87 87 DEWPT 78 78 78 78 78 78 79 78 78 78 78 78 78 78 79 78 78 78 78 78 78 RH 103100 88 77 80 82 94 97100100 82 70 72 77 91 97100100 85 75 75 WIND DIR E E E E E E E E E E E E NE NE NE E E E E E E WIND SPD 4 6 9 9 9 8 5 4 4 8 9 8 8 9 9 8 6 9 10 10 9 CLOUDS B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 30 30 30 30 QPF 12HR 0.09 0.10 0.19 0.19 0.30 RAIN SHWRS S S S C C C C C C C C C C S S S S C C C C TSTMS S S S S S S S S S S S S S S S S S S S HEAT INDEX 92 98 97 94 91 95102101 98 93 85 93100 99 MAX HEAT 92 98 96 89 95 102 101 90 93 100 DATE WED 08/27/25 THU 08/28/25 FRI 08/29/25 SAT 08/30/25 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 77 88 77 88 77 88 77 88 TEMP 82 78 83 87 82 78 83 87 82 78 83 87 82 78 83 87 DEWPT 79 78 78 78 79 78 79 79 79 78 79 79 79 78 78 78 PWIND DIR E SE SE E E E E SE WIND CHAR GN GN LT GN LT LT LT LT AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 30 30 30 30 30 30 30 RAIN SHWRS C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S $$ MPZ001-240600- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 347 AM CHST SUN AUG 24 2025 DATE SUN 08/24/25 MON 08/25/25 TUE 08/26/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 85 76 87 76 86 TEMP 76 77 81 85 85 83 80 78 76 77 82 87 86 84 81 78 76 77 82 86 85 DEWPT 76 77 78 78 78 78 79 78 76 77 78 78 78 79 79 78 76 77 78 78 78 RH 100100 91 80 80 85 97100100100 88 75 77 85 94100100100 88 77 80 WIND DIR E E E E E E E E E E E E E NE E E E E E E E WIND SPD 5 8 10 9 8 9 8 5 5 8 9 9 9 10 9 8 8 9 11 11 9 CLOUDS B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 40 40 30 30 QPF 12HR 0.15 0.12 0.18 0.22 0.34 RAIN SHWRS C S S C C C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S S S S HEAT INDEX 90 97 96 92 88 92100 99 95 89 91 98 97 MAX HEAT 90 97 95 84 92 100 98 86 91 98 DATE WED 08/27/25 THU 08/28/25 FRI 08/29/25 SAT 08/30/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 76 85 76 85 76 85 76 85 TEMP 80 76 81 85 80 76 81 85 80 76 81 85 80 76 81 85 DEWPT 79 76 79 79 79 76 79 79 79 76 79 79 79 76 79 78 PWIND DIR E SE SE E E E E E WIND CHAR GN GN GN GN GN GN GN LT AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 30 30 30 30 30 30 30 RAIN SHWRS C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S $$ MPZ002-240600- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 347 AM CHST SUN AUG 24 2025 DATE SUN 08/24/25 MON 08/25/25 TUE 08/26/25 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 77 89 77 88 TEMP 77 78 83 86 86 84 81 79 78 78 84 88 88 85 82 79 78 78 83 87 87 DEWPT 78 78 78 78 78 79 79 79 78 78 78 78 78 79 79 78 78 78 78 78 78 RH 103100 85 77 77 85 94100100100 82 72 72 82 91 97100100 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 6 8 11 10 9 9 8 6 5 8 10 9 9 10 9 8 8 10 12 11 10 CLOUDS B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 30 30 30 30 QPF 12HR 0.11 0.08 0.08 0.18 0.32 RAIN SHWRS C S S C C C C C C C C C C S S S S C C C C TSTMS S S S S S S S S S S S S S S S S S S S HEAT INDEX 92 99 98 95 91 95102101 98 92 84 94101100 MAX HEAT 92 99 97 89 95 102 100 90 94 101 DATE WED 08/27/25 THU 08/28/25 FRI 08/29/25 SAT 08/30/25 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 77 87 77 87 77 87 77 87 TEMP 82 78 83 86 81 78 83 86 81 78 83 86 81 78 83 86 DEWPT 79 78 78 79 79 78 79 79 80 78 79 79 79 78 79 78 PWIND DIR E SE SE E E E E E WIND CHAR GN GN GN GN GN GN GN GN AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 30 30 30 30 30 30 30 RAIN SHWRS C C C C C C C C C C C C C C C S TSTMS S S S S S S S S S S S S S S S S $$ MPZ003-240600- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 347 AM CHST SUN AUG 24 2025 DATE SUN 08/24/25 MON 08/25/25 TUE 08/26/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 86 77 88 77 88 TEMP 77 78 82 86 85 84 81 79 78 78 84 88 88 85 82 79 78 78 83 87 87 DEWPT 78 78 78 78 78 79 79 79 78 78 78 78 78 79 79 78 78 78 78 78 78 RH 103100 88 77 80 85 94100100100 82 72 72 82 91 97100100 85 75 75 WIND DIR E E E E E E E E E E E E E E E E E E E E E WIND SPD 6 8 11 10 9 9 8 6 5 8 10 9 9 10 9 9 8 10 12 11 10 CLOUDS B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 30 30 30 30 QPF 12HR 0.10 0.07 0.07 0.17 0.31 RAIN SHWRS C S S C C C C C C C C C C S S S S C C C C TSTMS S S S S S S S S S S S S S S S S S S S HEAT INDEX 92 98 98 95 90 95102101 98 92 84 94101100 MAX HEAT 92 98 97 89 95 102 100 90 94 101 DATE WED 08/27/25 THU 08/28/25 FRI 08/29/25 SAT 08/30/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 77 87 77 87 77 87 77 87 TEMP 82 78 83 86 81 78 83 86 81 78 83 86 81 78 83 86 DEWPT 79 78 79 79 79 78 79 79 80 78 79 79 79 78 79 78 PWIND DIR E SE SE E E E E E WIND CHAR GN GN GN GN GN GN GN GN AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 30 30 30 30 30 30 30 RAIN SHWRS C C C C C C C C C C C S C C C S TSTMS S S S S S S S S S S S S S S S S $$