Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
632 FOMY50 PGUM 121810 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 400 AM CHST SUN JUL 13 2025 GUZ001-130600- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 400 AM CHST SUN JUL 13 2025 DATE SUN 07/13/25 MON 07/14/25 TUE 07/15/25 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 78 86 78 86 TEMP 77 78 82 86 85 84 82 80 78 79 83 86 85 84 82 80 78 79 83 86 85 DEWPT 78 78 78 78 78 78 78 78 78 78 77 77 77 78 78 78 78 78 77 77 77 RH 103100 88 77 80 82 88 94100 97 82 75 77 82 88 94100 97 82 75 77 WIND DIR SE SE SE SE SE SE SE SE S S SE SE E SE S SE SE SE SE SE SE WIND SPD 8 11 13 12 11 10 9 8 6 5 4 6 9 9 8 6 5 8 10 8 8 CLOUDS B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 50 30 30 30 30 QPF 12HR 0.21 0.24 0.09 0.19 0.29 RAIN SHWRS C C C 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 HEAT INDEX 91 97 97 94 90 85 92 97 96 94 90 85 92 97 96 MAX HEAT 91 97 96 89 92 97 96 89 92 97 DATE WED 07/16/25 THU 07/17/25 FRI 07/18/25 SAT 07/19/25 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 86 78 86 78 85 78 83 TEMP 82 78 83 85 82 78 83 85 82 78 82 84 81 78 81 82 DEWPT 78 78 78 78 78 78 78 78 79 78 78 78 78 78 78 78 PWIND DIR SE SE SE SE SE SE SE SE WIND CHAR GN GN GN GN GN GN 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 S 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 $$ MPZ001-130600- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 400 AM CHST SUN JUL 13 2025 DATE SUN 07/13/25 MON 07/14/25 TUE 07/15/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 85 78 85 78 85 TEMP 78 79 82 85 84 83 81 80 78 79 82 85 84 83 81 80 78 79 82 85 84 DEWPT 78 78 78 78 78 78 78 78 78 77 77 77 77 78 78 78 78 78 78 77 77 RH 100 97 88 80 82 85 91 94100 94 85 77 80 85 91 94100 97 88 77 80 WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE E SE SE SE SE SE SE SE SE WIND SPD 9 12 13 13 11 11 10 9 6 5 4 6 9 9 9 6 5 6 9 6 8 CLOUDS B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 50 30 20 30 30 QPF 12HR 0.25 0.14 0.09 0.20 0.18 RAIN SHWRS C C C C C S S S S S S S S C C C C C C C C TSTMS S S S S S S S S S S S S S S S S S HEAT INDEX 91 96 95 93 89 85 90 95 95 92 89 85 91 95 95 MAX HEAT 91 96 94 88 90 95 94 88 91 95 DATE WED 07/16/25 THU 07/17/25 FRI 07/18/25 SAT 07/19/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 78 85 78 85 78 85 78 81 TEMP 81 78 82 84 81 78 82 84 81 78 82 84 81 78 80 81 DEWPT 78 78 78 78 78 78 78 78 79 78 78 78 78 78 78 78 PWIND DIR SE SE SE SE SE SE SE SE WIND CHAR GN GN GN GN GN LT LT LT AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 20 30 40 40 30 30 30 RAIN SHWRS C S S S C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S $$ MPZ002-130600- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 400 AM CHST SUN JUL 13 2025 DATE SUN 07/13/25 MON 07/14/25 TUE 07/15/25 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 79 86 79 86 TEMP 79 80 83 86 85 84 82 81 79 80 83 86 85 84 82 81 79 80 83 86 85 DEWPT 78 78 78 78 77 78 78 78 78 78 77 77 77 78 78 78 78 78 78 78 78 RH 97 94 85 77 77 82 88 91 97 94 82 75 77 82 88 91 97 94 85 77 80 WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE WIND SPD 9 12 13 13 11 11 10 9 8 8 6 9 11 10 9 6 5 6 9 8 8 CLOUDS B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 50 30 20 30 30 QPF 12HR 0.19 0.10 0.10 0.17 0.14 RAIN SHWRS C C C C C S S S S S S S S C C C C S S S S TSTMS S S S S S S S S S S S S S HEAT INDEX 85 86 93 98 96 94 91 88 84 85 92 97 96 94 91 88 85 86 93 97 97 MAX HEAT 85 93 98 96 90 92 97 96 90 93 97 DATE WED 07/16/25 THU 07/17/25 FRI 07/18/25 SAT 07/19/25 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 79 86 79 86 79 85 79 82 TEMP 82 79 83 85 82 79 83 85 82 79 83 84 82 79 81 82 DEWPT 78 78 78 78 79 78 78 78 79 78 78 78 78 78 78 78 PWIND DIR SE SE SE SE SE SE SE SE WIND CHAR GN GN GN 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 40 40 30 30 30 RAIN SHWRS C C C S 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 $$ MPZ003-130600- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 400 AM CHST SUN JUL 13 2025 DATE SUN 07/13/25 MON 07/14/25 TUE 07/15/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 87 79 86 79 86 TEMP 79 80 84 87 86 85 83 81 79 80 83 86 85 84 82 81 79 80 83 86 85 DEWPT 78 78 78 78 78 78 78 78 78 77 77 77 77 78 78 78 78 78 78 78 78 RH 97 94 82 75 77 80 85 91 97 91 82 75 77 82 88 91 97 94 85 77 80 WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE WIND SPD 9 12 13 13 12 11 9 8 6 6 8 9 10 10 9 6 5 6 10 8 8 CLOUDS OV B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 50 30 20 20 20 QPF 12HR 0.20 0.10 0.09 0.16 0.13 RAIN SHWRS C C C C C S S S S S S S S S S S S S S S S TSTMS S S S S S S S S S S S S S HEAT INDEX 85 86 94 99 98 96 92 89 84 85 92 97 96 95 92 88 85 86 93 98 97 MAX HEAT 85 94 99 97 91 92 97 96 91 93 98 DATE WED 07/16/25 THU 07/17/25 FRI 07/18/25 SAT 07/19/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 79 86 79 86 79 85 79 82 TEMP 82 79 83 85 82 79 83 85 82 79 83 84 82 79 81 82 DEWPT 78 78 78 78 79 78 78 78 79 78 78 78 78 78 78 78 PWIND DIR SE E SE SE SE SE SE SE WIND CHAR GN GN GN GN LT LT LT LT AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 20 30 40 40 30 30 30 RAIN SHWRS S S S S C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S $$