Point Forecast Matrices
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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576 FOMY50 PGUM 150510 PFMGUM POINT FORECAST MATRICES NATIONAL WEATHER SERVICE TIYAN GU 300 PM CHST THU MAY 15 2025 GUZ001-151800- GUAM INTERNATIONAL AIRPORT-TIYAN GU 13.48N 144.79E ELEV. 248 FT 300 PM CHST THU MAY 15 2025 DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25 SUN 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 76 88 76 88 76 TEMP 87 85 82 78 77 77 83 88 87 85 82 78 77 77 83 88 87 85 82 78 77 DEWPT 74 75 75 75 75 76 76 77 77 78 78 78 77 77 77 77 77 77 77 77 77 RH 65 72 79 91 94 97 80 70 72 80 88100100100 82 70 72 77 85 97100 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 11 10 9 10 8 10 13 13 14 13 11 10 9 11 11 12 12 12 11 10 9 CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 10 QPF 12HR 0.05 0.03 0.05 0.02 0.02 RAIN SHWRS S S S S S S S S S S S S S S S S S S S S S HEAT INDEX 96 93 88 92100 99 95 90 92100 98 95 89 MAX HEAT 96 95 86 92 100 98 88 92 100 97 88 DATE 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25 THU 05/22/25 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 88 76 88 76 88 76 88 77 88 TEMP 83 87 82 77 83 87 82 77 83 87 82 77 84 88 82 78 84 87 DEWPT 76 76 77 77 76 76 77 77 76 76 77 77 77 77 78 77 76 76 PWIND DIR E E E E E E E E E WIND CHAR GN GN GN GN GN GN GN GN GN AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 10 10 10 10 10 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S S S $$ MPZ001-151800- ROTA INTERNATIONAL AIRPORT-SINAPALU MP 14.17N 145.23E ELEV. 592 FT 300 PM CHST THU MAY 15 2025 DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25 SUN CHST3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 MIN/MAX 77 86 77 86 77 TEMP 86 84 81 79 78 78 83 86 86 84 81 79 78 78 83 86 86 84 81 79 78 DEWPT 75 76 75 75 76 77 77 77 78 78 78 77 77 77 78 78 78 78 77 77 77 RH 70 77 82 88 94 97 82 75 77 82 91 94 97 97 85 77 77 82 88 94 97 WIND DIR E E E E E E E E E E E E E E E E E E E E E WIND SPD 14 11 11 11 10 12 14 13 13 13 13 12 10 12 13 13 12 13 12 10 9 CLOUDS B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 10 QPF 12HR 0.11 0.02 0.04 0.02 0.02 RAIN SHWRS S S S S S S S S S S S S S S S S S S S S S HEAT INDEX 94 92 87 91 98 97 94 90 91 98 97 94 89 MAX HEAT 94 94 86 91 98 96 88 91 98 96 88 DATE 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25 THU 05/22/25 CHST6HRLY 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MAX/MIN 87 77 87 77 87 77 87 77 87 TEMP 83 86 82 78 83 86 82 78 83 86 82 78 83 86 82 78 83 86 DEWPT 76 77 77 77 76 76 77 76 76 77 77 77 77 77 77 77 76 76 PWIND DIR E E E E E E E E E WIND CHAR GN GN GN GN GN GN GN GN GN AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 10 20 20 10 10 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S S S $$ MPZ002-151800- TINIAN-SAN JOSE MP 14.97N 145.63E ELEV. 74 FT 300 PM CHST THU MAY 15 2025 DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25 SUN 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 76 88 76 88 76 TEMP 87 85 82 78 77 77 83 88 87 85 82 78 77 77 83 88 87 85 82 78 77 DEWPT 74 76 75 76 76 77 77 77 77 77 78 77 77 77 77 77 77 77 77 77 77 RH 65 75 79 94 97100 82 70 72 77 88 97100100 82 70 72 77 85 97100 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 12 12 10 10 10 11 13 13 13 14 13 11 9 11 13 13 12 12 12 10 9 CLOUDS B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 10 QPF 12HR 0.11 0.04 0.04 0.02 0.02 RAIN SHWRS S S S S S S S S S S S S S S S S S S S S S HEAT INDEX 96 93 88 92100 99 95 90 92100 99 95 90 MAX HEAT 96 95 86 92 100 98 88 92 100 98 88 DATE 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25 THU 05/22/25 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 89 76 89 76 89 76 89 76 89 TEMP 84 88 82 77 84 88 82 77 84 88 82 77 84 88 82 77 84 88 DEWPT 76 77 77 77 76 76 77 76 76 76 78 77 77 76 77 76 76 76 PWIND DIR E E E E E E E E E WIND CHAR GN GN GN GN GN GN GN GN GN AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 10 20 20 10 10 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S S S $$ MPZ003-151800- SAIPAN INTERNATIONAL AIRPORT-OBYAN MP 15.11N 145.72E ELEV. 215 FT 300 PM CHST THU MAY 15 2025 DATE THU 05/15/25 FRI 05/16/25 SAT 05/17/25 SUN CHST3HRLY 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 MIN/MAX 76 88 76 88 76 TEMP 87 85 82 78 77 77 83 88 87 85 82 78 77 77 83 88 87 85 82 78 77 DEWPT 75 76 76 76 76 77 77 77 77 78 78 77 77 77 77 77 77 77 77 77 77 RH 68 75 82 94 97100 82 70 72 80 88 97100100 82 70 72 77 85 97100 WIND DIR E E E E E E E E E E E E E E E E E E E E E WIND SPD 13 12 11 9 10 11 13 13 13 14 13 11 9 11 13 13 12 12 11 10 9 CLOUDS B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 20 20 20 20 10 QPF 12HR 0.12 0.04 0.04 0.02 0.02 RAIN SHWRS S S S S S S S S S S S S S S S S S S S S S HEAT INDEX 96 94 88 92100 99 95 90 92100 99 95 89 MAX HEAT 97 95 86 92 100 98 88 92 100 98 88 DATE 05/18/25 MON 05/19/25 TUE 05/20/25 WED 05/21/25 THU 05/22/25 CHST6HRLY 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 MAX/MIN 89 76 89 76 89 76 89 76 89 TEMP 84 88 82 77 84 88 82 77 84 88 82 77 84 88 82 77 84 88 DEWPT 77 77 77 77 76 76 77 77 77 76 78 77 77 76 77 76 76 76 PWIND DIR E E E E E E E E E WIND CHAR GN GN GN GN GN GN GN GN GN AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC POP 12HR 10 20 20 10 10 20 20 20 20 RAIN SHWRS S S S S S S S S S S S S S S S S S S $$