756 FOMY50 PGUM 291711 PFMGUM Point Forecast Matrices National Weather Service Tiyan GU 311 AM ChST Tue Jun 30 2026 GUZ001-300600- Guam International Airport-Tiyan GU 13.48N 144.79E Elev. 248 ft 311 AM ChST Tue Jun 30 2026 Date Tue 06/30/26 Wed 07/01/26 Thu 07/02/26 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 89 80 89 79 89 Temp 80 81 85 89 88 86 84 82 81 81 85 89 88 86 84 81 80 80 85 89 88 Dewpt 77 76 76 76 76 76 76 76 76 77 77 77 77 77 77 77 77 77 77 77 77 RH 91 85 75 66 68 72 77 82 85 88 77 68 70 75 80 88 91 91 77 68 70 Wind dir E E E E E E E E E E E E E E E E E E NE NE NE Wind spd 3 4 5 5 5 5 5 4 4 5 8 9 9 8 6 4 3 4 6 6 6 Clouds B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 20 30 30 QPF 12hr 0.16 0.08 0.04 0.06 0.04 Rain shwrs C C C C C S S S S S S S S C C C C S S S S Heat index 87 87 95100100 97 93 89 87 88 96101100 97 93 88 84 86 95101100 Max heat 88 95 100 99 92 96 101 99 91 95 101 Date Fri 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon 07/06/26 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 89 78 89 79 89 78 88 Temp 84 80 85 88 83 79 85 88 84 80 85 88 83 79 84 87 Dewpt 77 77 77 77 77 77 77 77 77 77 77 77 77 77 78 78 PWind dir NE NE N N N NW NW W Wind char LT LT LT LT LT LT LT GN Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 20 20 30 30 30 30 Rain shwrs C C C S S S S S C C C C C C C C $$ MPZ001-300600- Rota International Airport-Sinapalu MP 14.17N 145.23E Elev. 592 ft 311 AM ChST Tue Jun 30 2026 Date Tue 06/30/26 Wed 07/01/26 Thu 07/02/26 ChST3hrly 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 Max/Min 87 78 87 78 87 Temp 78 79 83 87 87 85 82 80 78 79 83 87 87 85 82 80 78 79 83 87 87 Dewpt 76 77 77 77 77 76 76 76 76 77 77 77 77 77 77 77 77 77 77 77 77 RH 94 94 82 72 72 75 82 88 94 94 82 72 72 77 85 91 97 94 82 72 72 Wind dir E E E E E E E E E E E E E E E E E NE NE NE NE Wind spd 6 6 8 8 8 8 8 8 6 9 10 10 10 10 9 8 6 6 8 8 8 Clouds B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 20 30 30 QPF 12hr 0.21 0.11 0.05 0.08 0.05 Rain shwrs C C C C C S S S S S S S S C C C C S S S S Heat index 92 98 98 94 90 84 92 98 98 95 90 84 93 99 98 Max heat 92 98 97 88 92 98 97 88 93 99 Date Fri 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon 07/06/26 ChST6hrly 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 Min/Max 78 87 77 87 78 87 77 87 Temp 82 78 83 87 82 77 83 86 82 78 83 87 82 77 83 86 Dewpt 77 76 77 77 77 77 77 77 77 77 77 77 78 77 78 78 PWind dir NE NE NE N N NW N NW Wind char LT LT LT LT LT GN GN WY Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 20 20 30 30 30 30 Rain shwrs C C C S S S S S C C C C C C C C $$ MPZ002-300600- Tinian-San Jose MP 14.97N 145.63E Elev. 74 ft 311 AM ChST Tue Jun 30 2026 Date Tue 06/30/26 Wed 07/01/26 Thu 07/02/26 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 89 79 89 79 89 Temp 79 80 85 89 88 86 84 81 80 80 85 89 88 86 84 81 80 80 85 89 88 Dewpt 77 77 77 77 77 76 76 76 76 77 77 77 77 77 77 77 77 77 77 77 77 RH 94 91 77 68 70 72 77 85 88 91 77 68 70 75 80 88 91 91 77 68 70 Wind dir E E E E E E E E E E E E E E E E NE NE NE NE NE Wind spd 6 6 8 8 8 8 8 8 8 8 9 10 10 10 9 8 6 6 6 8 8 Clouds B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 20 30 30 QPF 12hr 0.18 0.10 0.08 0.09 0.06 Rain shwrs C C C C C S S S S S S S S C C C C S S S S Heat index 84 86 95101100 97 92 88 84 86 95101100 98 93 88 85 87 95101100 Max heat 85 95 101 99 91 95 101 99 92 95 101 Date Fri 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon 07/06/26 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 89 78 89 79 89 78 88 Temp 84 80 85 88 83 79 85 88 84 80 85 88 83 79 84 87 Dewpt 77 77 77 77 78 78 77 77 77 77 78 78 78 78 78 78 PWind dir NE NE NE N N N N NW Wind char LT LT LT LT LT LT GN WY Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 20 20 30 30 30 30 Rain shwrs C C C S S S S S C C C C C C C C $$ MPZ003-300600- Saipan International Airport-Obyan MP 15.11N 145.72E Elev. 215 ft 311 AM ChST Tue Jun 30 2026 Date Tue 06/30/26 Wed 07/01/26 Thu 07/02/26 ChST3hrly 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 Max/Min 89 79 89 79 89 Temp 79 80 85 89 88 86 84 81 80 80 85 89 88 86 84 81 80 80 85 89 88 Dewpt 77 77 77 77 77 76 76 76 76 77 77 77 77 77 77 77 77 77 77 77 77 RH 94 91 77 68 70 72 77 85 88 91 77 68 70 75 80 88 91 91 77 68 70 Wind dir E E E E E E E E E E E E E E E E NE NE NE NE NE Wind spd 6 6 8 8 8 8 8 8 6 8 9 10 10 10 9 8 6 6 8 8 8 Clouds B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 20 30 30 QPF 12hr 0.18 0.10 0.07 0.08 0.06 Rain shwrs C C C C C S S S S S S S S C C C C S S S S Heat index 84 86 95101100 97 92 88 84 86 95101100 98 93 88 85 87 95101100 Max heat 85 95 101 99 91 95 101 99 92 95 101 Date Fri 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon 07/06/26 ChST6hrly 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 Min/Max 79 89 78 89 79 89 78 88 Temp 84 80 85 88 83 79 85 89 84 80 85 88 83 79 84 87 Dewpt 77 77 77 77 78 78 77 77 78 78 78 78 78 78 78 78 PWind dir NE NE NE NE N N N NW Wind char LT LT LT LT LT LT GN WY Avg clouds B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 20 20 30 30 30 30 Rain shwrs C C C S S S S S C C C C C C C C $$