843 FOMY50 PGUM 290606 PFMGUM Point Forecast Matrices National Weather Service Tiyan GU 406 PM ChST Mon Jun 29 2026 GUZ001-291800- Guam International Airport-Tiyan GU 13.48N 144.79E Elev. 248 ft 406 PM ChST Mon Jun 29 2026 Date Mon 06/29/26 Tue 06/30/26 Wed 07/01/26 Thu 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 89 79 89 79 Temp 85 83 81 80 80 85 89 88 86 84 81 80 80 85 89 88 86 84 81 80 Dewpt 78 78 78 77 76 76 76 76 76 76 76 76 77 77 77 77 77 77 77 77 RH 80 85 91 91 88 75 66 68 72 77 85 88 91 77 68 70 75 80 88 91 Wind dir E E E E E E E E E E E E E E E E E E E E Wind spd 8 6 4 3 4 5 5 5 5 5 4 4 5 8 9 9 8 6 4 3 Clouds B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 20 20 20 QPF 12hr 0.08 0.07 0.06 0.06 0.07 Rain shwrs C C C C S S S S S S S S S S S S S S S S Tstms Heat index 98 93 89 84 86 95100100 97 92 88 84 86 95101100 97 93 88 84 Max heat 100 100 92 95 100 99 91 95 101 99 91 Date 07/02/26 Fri 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon 07/06/26 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 78 89 79 90 79 89 79 88 Temp 85 88 83 79 85 88 84 80 86 89 84 80 85 88 84 80 84 87 Dewpt 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 77 78 78 PWind dir NE NE NE N N N NW NW W Wind char LT LT LT LT LT LT LT LT GN Avg clouds B1 B1 B1 B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 30 20 20 20 30 30 30 Rain shwrs C C C C C S S S S S S S S S C C C C $$ MPZ001-291800- Rota International Airport-Sinapalu MP 14.17N 145.23E Elev. 592 ft 406 PM ChST Mon Jun 29 2026 Date Mon 06/29/26 Tue 06/30/26 Wed 07/01/26 Thu ChST3hrly 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 Min/Max 78 87 78 87 78 Temp 85 82 80 78 79 83 87 87 85 82 80 78 79 83 87 87 85 82 80 78 Dewpt 78 78 78 76 77 77 77 77 76 76 76 76 77 77 77 77 77 77 77 77 RH 80 88 94 94 94 82 72 72 75 82 88 94 94 82 72 72 77 85 91 97 Wind dir E E E E E E E E E E E E E E E E E E E E Wind spd 10 9 8 6 6 8 8 8 8 8 8 6 9 10 10 10 10 9 8 6 Clouds B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 20 20 20 QPF 12hr 0.11 0.12 0.09 0.05 0.06 Rain shwrs C C C C S S S S S S S S S S S S S S S S Tstms Heat index 96 91 85 92 98 98 94 90 84 92 98 98 95 90 84 Max heat 99 98 90 92 98 97 88 92 98 97 88 Date 07/02/26 Fri 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon 07/06/26 ChST6hrly 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 Max/Min 87 77 87 78 88 78 87 81 87 Temp 83 87 82 77 83 87 82 78 84 87 82 78 83 87 84 81 84 86 Dewpt 77 77 77 76 77 77 77 77 77 77 77 77 77 77 78 78 78 78 PWind dir NE NE NE NE N N NW N NW Wind char LT LT LT LT LT LT GN GN WY Avg clouds B1 B1 B1 B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 30 20 20 20 30 30 40 Rain shwrs C C C C C S S S S S S S S S C C C C $$ MPZ002-291800- Tinian-San Jose MP 14.97N 145.63E Elev. 74 ft 406 PM ChST Mon Jun 29 2026 Date Mon 06/29/26 Tue 06/30/26 Wed 07/01/26 Thu 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 89 79 89 79 Temp 85 83 81 80 80 85 89 88 86 84 81 80 80 85 89 88 86 84 81 80 Dewpt 78 79 79 77 77 77 77 77 76 76 76 76 77 77 77 77 77 77 77 77 RH 80 88 94 91 91 77 68 70 72 77 85 88 91 77 68 70 75 80 88 91 Wind dir E E E E E E E E E E E E E E E E E E E NE Wind spd 11 10 9 6 6 8 8 8 8 8 8 8 8 9 10 10 10 9 8 6 Clouds B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 30 30 20 20 20 QPF 12hr 0.19 0.11 0.08 0.07 0.04 Rain shwrs C C C C S S S S S S S S S S S S S S S S Tstms Heat index 98 94 90 84 86 95101100 97 92 88 84 86 95101100 98 93 88 85 Max heat 100 99 93 95 101 99 91 95 101 99 92 Date 07/02/26 Fri 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon 07/06/26 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 78 89 79 90 79 89 80 88 Temp 85 88 83 79 85 88 84 80 86 89 84 80 85 88 84 80 85 88 Dewpt 77 77 77 77 77 77 78 78 77 77 77 77 78 78 78 78 78 78 PWind dir NE NE NE NE N N N N NW Wind char LT LT LT LT LT LT LT GN WY Avg clouds B1 B1 B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 30 20 20 20 30 30 40 Rain shwrs C C C C C S S S S S S S C C C C C C $$ MPZ003-291800- Saipan International Airport-Obyan MP 15.11N 145.72E Elev. 215 ft 406 PM ChST Mon Jun 29 2026 Date Mon 06/29/26 Tue 06/30/26 Wed 07/01/26 Thu ChST3hrly 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 UTC 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 Min/Max 79 89 79 89 79 Temp 85 83 81 80 80 85 89 88 86 84 81 80 80 85 89 88 86 84 81 80 Dewpt 78 79 79 77 77 77 77 77 76 76 76 76 77 77 77 77 77 77 77 77 RH 80 88 94 91 91 77 68 70 72 77 85 88 91 77 68 70 75 80 88 91 Wind dir E E E E E E E E E E E E E E E E E E E NE Wind spd 10 10 9 6 6 8 8 8 8 8 8 6 8 9 10 10 10 9 8 6 Clouds B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 40 30 20 20 20 QPF 12hr 0.19 0.12 0.08 0.07 0.05 Rain shwrs C C C C S S S S S S S S S S S S S S S S Tstms Heat index 98 94 90 84 86 95101100 97 92 88 84 86 95101100 98 93 88 85 Max heat 100 100 92 95 101 99 91 95 101 99 92 Date 07/02/26 Fri 07/03/26 Sat 07/04/26 Sun 07/05/26 Mon 07/06/26 ChST6hrly 10 16 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 Max/Min 89 78 89 79 90 79 89 80 88 Temp 85 88 83 79 85 88 84 80 86 90 84 80 85 88 84 80 85 88 Dewpt 77 77 77 77 77 77 78 78 77 77 78 78 78 78 78 78 78 78 PWind dir NE NE NE NE NE N N N NW Wind char LT LT LT LT LT LT LT GN WY Avg clouds B1 B1 B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 30 20 20 20 30 30 40 Rain shwrs C C C C C S S S S S S S C C C C C C $$