Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
757 FOMY50 PGUM 040530 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 329 PM CHST FRI JUL 4 2025 GUZ001-041800- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 329 PM CHST FRI JUL 4 2025 DATE FRI 07/04/25 SAT 07/05/25 SUN 07/06/25 MON CHST3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 MIN/MAX 79 88 78 88 78 TEMP 88 86 83 81 79 79 84 87 87 85 83 80 79 79 84 87 87 85 82 80 78 DEWPT 77 78 78 78 78 78 77 77 77 77 77 78 77 77 77 77 77 77 77 77 77 RH 70 77 85 91 97 97 80 72 72 77 82 94 94 94 80 72 72 77 85 91 97 WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE S S S S S S SE S SW WIND SPD 10 6 5 4 4 6 8 8 6 3 3 3 2 4 4 4 3 1 1 2 3 CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 30 30 30 30 QPF 12HR 0.07 0.12 0.11 0.08 0.13 RAIN SHWRS S S S S S 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 HEAT INDEX 100 97 93 88 84 94100 99 96 91 87 84 93 99 98 95 91 85 MAX HEAT 101 99 91 94 100 98 90 93 99 97 89 DATE 07/07/25 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25 CHST6HRLY 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MAX/MIN 87 78 86 78 87 78 87 78 88 TEMP 83 86 82 79 83 86 82 79 83 86 82 79 84 87 82 79 84 87 DEWPT 77 77 78 78 77 78 78 78 78 78 79 78 78 78 79 78 78 78 PWIND DIR S SW S S S S S S SE WIND CHAR LT LT LT LT GN LT GN LT GN AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 40 40 40 40 40 40 30 30 RAIN SHWRS 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 $$ MPZ001-041800- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 329 PM CHST FRI JUL 4 2025 DATE FRI 07/04/25 SAT 07/05/25 SUN 07/06/25 MON CHST3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 MIN/MAX 78 86 77 86 77 TEMP 86 84 82 80 78 79 83 86 85 84 81 79 78 78 83 86 85 84 81 79 78 DEWPT 77 77 78 78 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 RH 75 80 88 94 97 94 82 75 77 80 88 94 97 97 82 75 77 80 88 94 97 WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE S S S S SW S SE S SW WIND SPD 10 8 6 5 5 6 8 6 5 3 3 3 3 4 5 5 3 1 1 2 3 CLOUDS SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 30 30 30 30 QPF 12HR 0.06 0.08 0.09 0.11 0.15 RAIN SHWRS S S S S S C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S HEAT INDEX 98 95 91 85 92 97 96 93 89 84 91 97 96 93 88 MAX HEAT 98 97 89 92 97 95 88 91 97 95 87 DATE 07/07/25 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25 CHST6HRLY 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MAX/MIN 86 77 85 77 86 77 86 77 86 TEMP 82 85 81 78 82 85 81 78 82 85 81 78 82 85 81 78 82 85 DEWPT 77 77 77 78 78 78 78 78 78 78 78 78 78 78 79 78 79 79 PWIND DIR SW SW S S S S S S SE WIND CHAR LT LT GN GN GN GN GN LT GN AVG CLOUDS B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 40 40 40 40 40 40 30 30 RAIN SHWRS C C C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S S S $$ MPZ002-041800- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 329 PM CHST FRI JUL 4 2025 DATE FRI 07/04/25 SAT 07/05/25 SUN 07/06/25 MON CHST3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 MIN/MAX 79 87 79 87 79 TEMP 88 86 83 81 80 80 84 87 87 85 83 81 79 80 84 87 86 85 83 81 80 DEWPT 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 RH 70 75 82 88 91 91 80 72 72 77 82 88 94 91 80 72 75 77 82 88 91 WIND DIR SE SE SE SE SE SE SE S S SE SE SE S S S SW W W E SW SW WIND SPD 9 5 5 4 4 5 6 6 4 2 2 2 3 4 4 5 5 2 0 1 2 CLOUDS B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 30 30 30 30 QPF 12HR 0.04 0.08 0.11 0.17 0.18 RAIN SHWRS S S S S S 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 HEAT INDEX 99 97 93 89 85 87 94 99 98 95 92 88 84 85 93 98 97 95 91 88 85 MAX HEAT 100 99 91 94 99 97 90 93 98 97 90 DATE 07/07/25 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25 CHST6HRLY 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MAX/MIN 87 79 86 79 86 79 87 79 87 TEMP 84 86 83 80 83 85 82 80 83 85 82 79 83 86 83 80 84 87 DEWPT 77 77 77 78 78 78 78 78 78 78 78 78 78 78 79 79 79 79 PWIND DIR SW SW SW S S S S S S WIND CHAR LT LT LT GN GN GN GN GN GN AVG CLOUDS B1 B1 B1 B2 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 40 40 40 40 40 40 30 30 RAIN SHWRS 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 $$ MPZ003-041800- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 329 PM CHST FRI JUL 4 2025 DATE FRI 07/04/25 SAT 07/05/25 SUN 07/06/25 MON CHST3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 MIN/MAX 79 88 79 88 79 TEMP 88 86 84 81 79 80 84 88 87 85 83 81 79 80 84 87 87 85 83 81 79 DEWPT 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 RH 70 75 80 88 94 91 80 70 72 77 82 88 94 91 80 72 72 77 82 88 94 WIND DIR SE SE SE SE SE SE SE S S SE SE SE S S S SW W W SE SW SW WIND SPD 9 5 5 4 3 5 6 6 4 2 2 2 2 4 4 4 5 3 0 1 3 CLOUDS B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 20 30 30 30 QPF 12HR 0.04 0.08 0.11 0.18 0.18 RAIN SHWRS S S S S S S S S S C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S HEAT INDEX 100 97 93 89 84 85 94100 99 96 92 88 84 85 94 99 98 96 92 88 84 MAX HEAT 101 100 91 94 100 98 90 94 99 98 90 DATE 07/07/25 TUE 07/08/25 WED 07/09/25 THU 07/10/25 FRI 07/11/25 CHST6HRLY 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MAX/MIN 87 79 87 79 87 79 87 79 88 TEMP 84 87 83 79 84 86 83 80 84 86 82 79 84 86 83 80 84 87 DEWPT 77 77 77 78 78 78 78 78 78 78 78 78 78 78 79 78 79 79 PWIND DIR SW SW SW S S S S S S WIND CHAR LT LT GN GN GN GN GN GN GN AVG CLOUDS B1 B1 B1 B2 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 40 40 40 40 40 40 30 30 RAIN SHWRS C C C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S S S $$