Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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591 FOMY50 PGUM 031710 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 303 AM CHST FRI JUL 4 2025 GUZ001-040600- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 303 AM CHST FRI JUL 4 2025 DATE FRI 07/04/25 SAT 07/05/25 SUN 07/06/25 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 87 TEMP 78 79 83 87 86 84 82 80 78 79 83 87 86 84 82 80 78 79 83 87 86 DEWPT 78 78 78 78 78 78 78 78 78 78 78 77 77 77 78 78 77 77 77 77 77 RH 100 97 85 75 77 82 88 94100 97 85 72 75 80 88 94 97 94 82 72 75 WIND DIR SE SE SE SE SE SE E SE SE SE SE SE S S S S S S S SW SW WIND SPD 3 4 9 8 9 5 3 3 2 3 5 4 3 2 2 2 2 2 4 4 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 40 40 QPF 12HR 0.05 0.07 0.11 0.14 0.12 RAIN SHWRS S S S S S S S S S C C C C C C C C C C C C HEAT INDEX 93 99 98 95 91 86 93 99 98 95 91 85 93 98 97 MAX HEAT 93 99 98 90 93 99 97 89 93 98 DATE MON 07/07/25 TUE 07/08/25 WED 07/09/25 THU 07/10/25 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 87 78 87 78 87 TEMP 82 78 83 85 82 78 83 86 82 78 83 86 82 78 83 86 DEWPT 77 77 77 77 78 78 77 78 79 78 78 78 78 78 78 78 PWIND DIR SW SW SW S S S S S WIND CHAR LT LT LT LT LT GN LT LT AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 40 40 40 40 40 40 40 40 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 $$ MPZ001-040600- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 303 AM CHST FRI JUL 4 2025 DATE FRI 07/04/25 SAT 07/05/25 SUN 07/06/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 86 78 86 78 86 TEMP 78 79 83 86 85 84 82 80 78 79 83 86 85 84 82 80 78 79 83 86 85 DEWPT 78 78 78 78 78 78 78 78 78 77 78 77 77 77 77 77 77 77 77 77 77 RH 100 97 85 77 80 82 88 94100 94 85 75 77 80 85 91 97 94 82 75 77 WIND DIR E SE SE SE SE SE SE SE SE SE SE S S S S S S S SW SW SW WIND SPD 5 5 8 9 8 5 4 4 4 4 5 5 4 3 2 3 4 4 6 6 6 CLOUDS B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 20 30 40 40 QPF 12HR 0.05 0.06 0.07 0.14 0.17 RAIN SHWRS S S S S S S S S S C C C C C C C C C C C C TSTMS S S S S HEAT INDEX 92 97 97 94 90 85 92 97 96 93 90 85 92 97 96 MAX HEAT 92 97 96 89 92 97 95 88 92 97 DATE MON 07/07/25 TUE 07/08/25 WED 07/09/25 THU 07/10/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 78 86 78 86 78 86 78 86 TEMP 82 78 83 85 82 78 83 85 82 78 83 85 82 78 83 85 DEWPT 77 77 77 77 78 78 78 78 78 78 78 78 78 78 79 78 PWIND DIR SW SW SW S S S S S WIND CHAR LT LT LT GN GN GN GN GN AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 40 40 40 40 40 40 40 40 RAIN SHWRS C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S $$ MPZ002-040600- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 303 AM CHST FRI JUL 4 2025 DATE FRI 07/04/25 SAT 07/05/25 SUN 07/06/25 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 87 TEMP 78 79 83 87 86 84 82 80 78 79 83 87 86 84 82 80 78 79 83 87 86 DEWPT 78 78 77 77 77 77 78 78 77 77 77 77 77 77 77 77 77 77 77 77 77 RH 100 97 82 72 75 80 88 94 97 94 82 72 75 80 85 91 97 94 82 72 75 WIND DIR SE SE S S S S SE SE SE S S S S SW S S SW SW SW SW SW WIND SPD 5 6 6 10 6 3 3 3 3 4 5 5 4 2 2 3 3 4 6 8 8 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 40 40 QPF 12HR 0.04 0.03 0.07 0.05 0.23 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 HEAT INDEX 93 99 98 95 91 86 93 98 97 95 90 85 92 98 97 MAX HEAT 93 99 97 89 93 98 97 89 92 98 DATE MON 07/07/25 TUE 07/08/25 WED 07/09/25 THU 07/10/25 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 86 78 86 TEMP 82 78 83 85 82 78 83 85 82 78 83 85 82 78 83 85 DEWPT 77 77 77 77 78 78 78 78 78 78 78 78 78 78 78 78 PWIND DIR SW SW SW SW S S S S WIND CHAR LT LT LT GN GN GN GN GN AVG CLOUDS B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 40 40 40 40 40 40 40 40 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 $$ MPZ003-040600- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 303 AM CHST FRI JUL 4 2025 DATE FRI 07/04/25 SAT 07/05/25 SUN 07/06/25 CHST3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MAX/MIN 87 78 87 78 87 TEMP 78 79 83 87 86 84 82 80 78 79 83 87 86 84 82 80 78 79 83 87 86 DEWPT 78 78 78 77 77 77 78 78 77 77 77 77 77 77 77 77 77 77 77 77 77 RH 100 97 85 72 75 80 88 94 97 94 82 72 75 80 85 91 97 94 82 72 75 WIND DIR SE SE SE SE S S SE SE S S S S S SW S SW SW SW SW SW SW WIND SPD 5 5 8 9 8 4 3 3 3 3 5 5 4 2 3 3 3 4 6 8 8 CLOUDS B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 20 30 40 40 QPF 12HR 0.02 0.02 0.14 0.08 0.24 RAIN SHWRS S S S S S S S S S C C C C C C C C C C C C TSTMS S S S S S S S S HEAT INDEX 93 99 98 95 91 86 93 99 97 95 90 85 93 98 97 MAX HEAT 93 99 97 89 93 99 97 89 93 98 DATE MON 07/07/25 TUE 07/08/25 WED 07/09/25 THU 07/10/25 CHST6HRLY 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MIN/MAX 78 86 78 86 78 86 78 86 TEMP 82 78 83 85 82 78 83 85 82 78 83 85 82 78 83 85 DEWPT 77 77 77 77 78 78 78 78 78 78 78 78 78 78 78 78 PWIND DIR SW SW SW SW S S S S WIND CHAR LT GN LT GN GN GN GN GN AVG CLOUDS B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 40 40 40 40 40 40 40 40 RAIN SHWRS C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S $$