FOMY50 PGUM 152341 PFMGUM Point Forecast Matrices National Weather Service Tiyan GU 941 AM ChST Fri Oct 16 2026 GUZ001-160600- Guam International Airport-Tiyan GU 13.48N 144.79E Elev. 248 ft 941 AM ChST Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 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 76 84 76 83 Temp 85 87 86 84 81 78 77 77 81 84 83 82 80 78 76 77 80 83 82 Dewpt 77 77 77 77 77 78 78 78 78 77 77 78 78 78 78 78 78 78 79 RH 77 72 75 80 88100103103 91 80 82 88 94100107103 94 85 91 Wind dir NE NE NE NE N N N N N N N N N N N NW SW S S Wind spd 9 9 9 9 9 9 10 12 14 17 19 21 23 35 41 55 96 48 39 Wind gust 25 28 32 35 37 58 69 90158 79 64 Clouds SC SC SC B1 B1 B1 B1 SC SC B1 B1 B1 B1 B2 B2 OV OV OV B2 PoP 12hr 20 20 20 80 100 QPF 12hr 0.02 0.07 0.11 1.14 2.52 Rain D D Rain shwrs S S S S S S S S S S S S S C C L C Tstms S S C C S S Heat index 93 98 97 93 88 89 94 93 90 85 88 93 92 Max heat 93 98 96 87 89 94 92 88 93 Flood A A A A A A A A A A A A A A A A A A Typhoon A A A A A A A A A A A A A A A A A A A Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 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 74 84 77 85 79 86 80 88 Temp 78 75 80 83 80 77 82 84 82 79 83 85 83 80 84 87 Dewpt 79 79 79 79 79 79 79 78 79 79 78 78 78 78 78 78 PWind dir S SE SE E E E E NE Wind char VW WY GN GN GN GN LT LT Avg clouds B2 B1 B2 OV B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 100 90 40 30 30 30 30 30 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 $$ MPZ001-160600- Rota International Airport-Sinapalu MP 14.17N 145.23E Elev. 592 ft 941 AM ChST Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 ChST3hrly 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 Max/Min 86 75 84 76 82 Temp 84 86 85 83 80 77 75 76 80 84 83 82 79 77 76 76 79 82 81 Dewpt 77 76 77 77 78 78 78 78 78 78 78 78 78 78 78 78 79 79 79 RH 80 72 77 82 94103110107 94 82 85 88 97103107107100 91 94 Wind dir NE NE NE NE NE NE NE NE N N N N N N NE NE E SE SE Wind spd 11 11 10 11 11 12 13 16 18 20 23 25 26 37 43 50 48 41 36 Wind gust 26 31 34 39 41 43 62 72 83 79 69 60 Clouds B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B2 B2 OV OV B2 B2 PoP 12hr 20 20 20 60 100 QPF 12hr 0.02 0.07 0.14 0.84 1.66 Rain shwrs S S S SS S S S S S S S C C C L L C C Tstms S S S S S S S Heat index 91 96 95 92 85 87 94 93 90 85 85 92 91 Max heat 91 96 94 87 94 92 85 92 Flood A A A A A A A A A A A A A A A A A A Typhoon A A A A A A A A A A A A A A A A A A A Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 ChST6hrly 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 Min/Max 73 83 77 83 79 84 80 86 Temp 77 73 79 82 80 77 80 82 81 79 82 84 82 81 84 85 Dewpt 80 79 79 79 79 79 79 79 79 79 78 78 79 78 78 78 PWind dir SE SE SE E E E E NE Wind char VW WY BZ GN GN GN LT GN Avg clouds B2 B1 B2 OV B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 100 80 50 30 30 30 30 30 Rain shwrs C C C C C C C C C C C C C C C C Tstms S S S S S $$ MPZ002-160600- Tinian-San Jose MP 14.97N 145.63E Elev. 74 ft 941 AM ChST Fri Oct 16 2026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 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 77 85 76 83 Temp 85 87 86 84 82 79 78 78 82 85 84 82 80 78 77 77 80 83 82 Dewpt 76 76 77 78 78 78 78 78 77 78 78 78 78 79 79 79 79 79 80 RH 75 70 75 82 88 97100100 85 80 82 88 94103107107 97 88 94 Wind dir NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE E E SE SE Wind spd 13 12 12 13 14 14 17 19 21 24 25 26 27 28 37 39 39 36 34 Wind gust 25 27 31 35 39 42 43 46 48 63 65 64 60 57 Clouds SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 PoP 12hr 20 30 30 30 60 QPF 12hr 0.02 0.25 0.28 0.33 0.76 Rain shwrs S S S C C C C S S S S C C C C C C C C Tstms S S S S S S S S Heat index 93 97 97 95 90 90 96 95 92 88 89 94 93 Max heat 93 97 96 89 90 96 94 84 89 94 Flood A A A A A A A A A A A A A A A A A A Typhoon A A A A A A A A A A A A A A A A A A A Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 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 74 84 77 84 79 87 80 88 Temp 78 75 80 83 80 77 81 84 81 79 84 86 83 80 85 87 Dewpt 80 79 79 79 79 79 79 79 79 79 78 78 79 79 78 78 PWind dir SE SE SE E E E E E Wind char WY BZ GN GN GN GN GN GN Avg clouds B1 B1 B2 OV B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 60 60 50 30 30 30 30 30 Rain shwrs C S C C C C C C C C C C C C C C Tstms S S S S $$ MPZ003-160600- Saipan International Airport-Obyan MP 15.11N 145.72E Elev. 215 ft 941 AM ChST Fri Oct 162026 Date Fri 10/16/26 Sat 10/17/26 Sun 10/18/26 ChST3hrly 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 UTC 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 Max/Min 87 77 85 76 83 Temp 85 87 86 84 82 79 78 78 82 85 84 82 80 78 77 77 80 83 82 Dewpt 76 76 77 78 78 78 78 77 77 78 78 78 78 79 79 79 79 80 80 RH 75 70 75 82 88 97100 97 85 80 82 88 94103107107 97 91 94 Wind dir NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE E E SE SE Wind spd 13 13 13 13 14 16 17 19 21 24 26 27 27 28 37 39 37 35 33 Wind gust 25 26 28 32 36 40 42 44 46 48 63 64 63 58 55 Clouds SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 PoP 12hr 20 30 30 30 50 QPF 12hr 0.02 0.19 0.23 0.31 0.69 Rain shwrs S S S C C C C S S S S C C C C C C C C Tstms S S S S S S S S Heat index 93 97 97 95 90 90 96 95 92 88 89 94 93 Max heat 93 97 96 89 90 96 94 84 89 94 Flood A A A A A A A A A A A A A A A A A A Typhoon A A A A A A A A A A A A A A A A A A A Date Mon 10/19/26 Tue 10/20/26 Wed 10/21/26 Thu 10/22/26 ChST6hrly 22 04 10 16 22 04 10 16 22 04 10 16 22 04 10 16 UTC 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 Min/Max 74 84 77 85 79 87 80 88 Temp 78 75 80 83 80 77 81 84 82 79 83 86 83 81 85 87 Dewpt 80 79 79 79 79 79 79 79 79 79 79 79 79 79 78 78 PWind dir SE SE E E E E E E Wind char WY BZ GN GN GN GN LT GN Avg clouds B1 B1 B2 OV B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 60 60 50 30 30 30 30 30 Rain shwrs C S C C C C C C C C C C C C C C Tstms S S S S $$