Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
206 FOMY50 PGUM 130550 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 348 PM CHST SUN JUL 13 2025 GUZ001-131800- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 348 PM CHST SUN JUL 13 2025 DATE SUN 07/13/25 MON 07/14/25 TUE 07/15/25 WED 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 88 77 87 77 TEMP 84 82 80 79 78 79 84 88 87 85 82 79 78 78 83 87 87 85 82 79 78 DEWPT 77 77 77 77 76 76 76 76 77 77 77 77 77 77 77 77 77 77 77 77 77 RH 80 85 91 94 94 91 77 68 72 77 85 94 97 97 82 72 72 77 85 94 97 WIND DIR SE SE SE S S S S SE SE SE SE SE SE SE SE SE SE SE SE SE SE WIND SPD 11 10 8 6 6 6 6 9 10 10 10 8 6 10 12 13 13 11 10 8 6 CLOUDS B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 30 20 20 20 30 QPF 12HR 0.20 0.12 0.11 0.15 0.19 RAIN SHWRS C S S S S S S S S S S S S S S S S C C C C TSTMS S HEAT INDEX 94 90 87 93 99 98 95 90 84 92 99 98 95 90 84 MAX HEAT 95 93 85 93 99 97 88 92 99 97 88 DATE 07/16/25 THU 07/17/25 FRI 07/18/25 SAT 07/19/25 SUN 07/20/25 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 86 78 85 76 83 TEMP 83 86 82 79 83 85 82 78 83 85 82 78 82 84 80 77 81 83 DEWPT 77 77 77 77 77 77 77 77 78 77 77 77 77 77 77 77 77 77 PWIND DIR SE E E SE SE SE SE SE SE WIND CHAR GN LT 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 B1 B1 POP 12HR 30 30 30 30 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 $$ MPZ001-131800- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 348 PM CHST SUN JUL 13 2025 DATE SUN 07/13/25 MON 07/14/25 TUE 07/15/25 WED CHST3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 MIN/MAX 75 85 75 85 75 TEMP 83 80 78 76 75 76 81 85 84 82 80 77 76 76 81 85 84 82 80 77 76 DEWPT 76 75 76 76 75 76 76 76 76 76 77 76 76 76 76 76 76 77 77 76 76 RH 80 85 94100100100 85 75 77 82 91 97100100 85 75 77 85 91 97100 WIND DIR SE SE SE SE S S S SE SE SE SE SE SE SE SE SE SE SE SE SE SE WIND SPD 12 11 10 9 8 9 10 11 11 10 10 9 9 11 13 13 13 12 11 9 9 CLOUDS B1 B1 B1 B1 B1 SC SC SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC POP 12HR 30 20 20 20 20 QPF 12HR 0.14 0.09 0.11 0.09 0.07 RAIN SHWRS C S S S S S S S S S S S S S S S S S S S S TSTMS S HEAT INDEX 91 86 87 94 93 90 85 88 94 94 90 85 MAX HEAT 93 89 87 94 92 88 94 93 DATE 07/16/25 THU 07/17/25 FRI 07/18/25 SAT 07/19/25 SUN 07/20/25 CHST6HRLY 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MAX/MIN 85 78 84 78 83 78 83 74 82 TEMP 81 84 81 78 82 83 81 78 81 82 80 78 81 82 78 75 79 81 DEWPT 76 76 76 76 76 76 76 76 77 77 77 77 77 76 77 75 77 76 PWIND DIR SE E E SE SE E SE SE SE WIND CHAR GN GN GN GN GN GN LT LT LT AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 30 30 30 40 40 40 40 40 RAIN SHWRS S S C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S $$ MPZ002-131800- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 348 PM CHST SUN JUL 13 2025 DATE SUN 07/13/25 MON 07/14/25 TUE 07/15/25 WED 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 85 83 81 80 79 80 84 86 86 84 82 80 79 80 84 87 87 85 83 81 79 DEWPT 76 76 76 76 76 76 77 77 77 77 77 77 77 77 77 77 77 77 77 77 76 RH 75 80 85 88 91 88 80 75 75 80 85 91 94 91 80 72 72 77 82 88 91 WIND DIR SE SE SE SE SE S S SE SE SE SE SE SE SE SE SE SE SE SE SE E WIND SPD 11 10 10 9 8 9 11 11 11 11 11 10 9 11 13 13 12 12 11 9 8 CLOUDS B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 30 20 20 20 20 QPF 12HR 0.15 0.12 0.09 0.09 0.08 RAIN SHWRS C S S S S S S S S S S S S S S S S S S S S TSTMS S HEAT INDEX 94 90 87 85 84 85 93 97 97 94 91 87 84 85 93 99 98 96 91 87 84 MAX HEAT 95 93 87 93 97 96 89 93 99 98 90 DATE 07/16/25 THU 07/17/25 FRI 07/18/25 SAT 07/19/25 SUN 07/20/25 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 85 78 83 TEMP 84 86 83 79 83 85 82 79 83 85 82 79 83 84 81 78 81 83 DEWPT 77 77 77 76 77 77 77 76 77 77 78 77 78 77 77 77 78 78 PWIND DIR SE E E SE SE E SE SE SE WIND CHAR GN 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 B1 B1 POP 12HR 20 30 30 30 40 40 40 40 40 RAIN SHWRS 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 $$ MPZ003-131800- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 348 PM CHST SUN JUL 13 2025 DATE SUN 07/13/25 MON 07/14/25 TUE 07/15/25 WED CHST3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 MIN/MAX 79 88 78 88 78 TEMP 85 83 81 80 79 80 84 88 87 85 83 80 79 79 84 88 87 85 83 80 79 DEWPT 77 76 76 76 76 77 77 77 77 78 78 77 77 77 77 78 78 78 78 77 77 RH 77 80 85 88 91 91 80 70 72 80 85 91 94 94 80 72 75 80 85 91 94 WIND DIR SE SE SE SE SE SE S SE SE SE SE SE SE SE SE SE SE SE SE SE E WIND SPD 11 10 9 8 6 9 11 11 11 11 11 9 9 11 13 13 12 12 11 9 9 CLOUDS B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 POP 12HR 30 20 20 20 20 QPF 12HR 0.13 0.11 0.09 0.08 0.08 RAIN SHWRS C S S S S S S S S S S S S S S S S S S S S TSTMS S HEAT INDEX 96 91 88 85 84 94100 99 96 92 87 94100100 97 92 87 MAX HEAT 97 94 87 94 100 99 90 94 100 99 90 DATE 07/16/25 THU 07/17/25 FRI 07/18/25 SAT 07/19/25 SUN 07/20/25 CHST6HRLY 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MAX/MIN 87 79 86 79 86 79 85 77 83 TEMP 83 86 83 79 83 85 82 79 83 85 82 79 83 84 81 78 81 82 DEWPT 77 77 78 77 78 77 77 77 77 77 78 78 78 78 78 78 78 78 PWIND DIR E E E SE SE E SE SE SE WIND CHAR GN GN GN GN GN GN LT LT LT AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 POP 12HR 20 30 30 30 40 40 40 40 40 RAIN SHWRS S S C C C C C C C C C C C C C C C C TSTMS S S S S S S S S S S S S S S S S $$