2026-09-01T02:00:00Z 通常 気象庁本庁 気象庁 2026-09-01T11:00:00+09:00 2026-09-01T12:00:00+09:00 2026-09-02T06:00:00+09:00 511 発表 1 降灰予報 1.1_0 　現在、諏訪之瀬島は噴火警戒レベル２（火口周辺規制）です。諏訪之瀬島で噴火が発生した場合には、１日２１時から２４時までは火口から西方向に降灰が予想されます。 降灰予報（定時） 06 諏訪之瀬島 511 降灰 70 鹿児島県十島村 4630400 小さな噴石の落下 75 鹿児島県十島村 4630400 降灰予報（定時） 06 諏訪之瀬島 511 +2938.30+12942.83+796/ 降灰 70 鹿児島県十島村 4630400 小さな噴石の落下 75 鹿児島県十島村 4630400 2026-09-01T12:00:00+09:00 2026-09-01T15:00:00+09:00 降灰 70 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西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6569+129.6800/+29.6588+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6320+129.6800/+29.6400+129.6690/+29.6569+129.6800/ 西 3 鹿児島県十島村 4630400 2026-09-01T15:00:00+09:00 2026-09-01T18:00:00+09:00 降灰 70 +29.7657+129.0400/+29.7725+129.0600/+29.7763+129.0800/+29.7786+129.1000/+29.7776+129.1200/+29.7768+129.1400/+29.7766+129.1600/+29.7770+129.1800/+29.7772+129.2000/+29.7750+129.2200/+29.7680+129.2400/+29.7627+129.2600/+29.7600+129.2680/+29.7587+129.2800/+29.7566+129.3000/+29.7551+129.3200/+29.7521+129.3400/+29.7497+129.3600/+29.7440+129.3800/+29.7400+129.3926/+29.7390+129.4000/+29.7309+129.4200/+29.7200+129.4355/+29.7197+129.4400/+29.7183+129.4600/+29.7170+129.4800/+29.7144+129.5000/+29.7052+129.5200/+29.7000+129.5278/+29.6996+129.5400/+29.6992+129.5600/+29.6987+129.5800/+29.6974+129.6000/+29.6888+129.6200/+29.6800+129.6292/+29.6799+129.6400/+29.6799+129.6600/+29.6799+129.6800/+29.6798+129.7000/+29.6771+129.7200/+29.6600+129.7371/+29.6400+129.7396/+29.6204+129.7200/+29.6200+129.7000/+29.6200+129.6800/+29.6201+129.6600/+29.6202+129.6400/+29.6204+129.6200/+29.6209+129.6000/+29.6223+129.5800/+29.6252+129.5600/+29.6312+129.5400/+29.6400+129.5251/+29.6403+129.5200/+29.6412+129.5000/+29.6424+129.4800/+29.6446+129.4600/+29.6492+129.4400/+29.6543+129.4200/+29.6474+129.4000/+29.6524+129.3800/+29.6574+129.3600/+29.6600+129.3521/+29.6623+129.3400/+29.6662+129.3200/+29.6700+129.3000/+29.6731+129.2800/+29.6800+129.2659/+29.6812+129.2600/+29.6856+129.2400/+29.6885+129.2200/+29.6922+129.2000/+29.6950+129.1800/+29.7000+129.1716/+29.7077+129.1600/+29.7155+129.1400/+29.7194+129.1200/+29.7200+129.1168/+29.7228+129.1000/+29.7280+129.0800/+29.7343+129.0600/+29.7400+129.0429/+29.7450+129.0400/+29.7600+129.0293/+29.7657+129.0400/ 西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6606+129.6800/+29.6655+129.7000/+29.6600+129.7055/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6310+129.6800/+29.6400+129.6678/+29.6600+129.6788/+29.6606+129.6800/ 北西 4 鹿児島県十島村 4630400 2026-09-01T18:00:00+09:00 2026-09-01T21:00:00+09:00 降灰 70 +29.7481+129.0800/+29.7537+129.1000/+29.7552+129.1200/+29.7564+129.1400/+29.7562+129.1600/+29.7553+129.1800/+29.7547+129.2000/+29.7498+129.2200/+29.7486+129.2400/+29.7480+129.2600/+29.7475+129.2800/+29.7458+129.3000/+29.7400+129.3113/+29.7365+129.3200/+29.7344+129.3400/+29.7325+129.3600/+29.7309+129.3800/+29.7296+129.4000/+29.7200+129.4098/+29.7157+129.4200/+29.7131+129.4400/+29.7104+129.4600/+29.7050+129.4800/+29.7000+129.4886/+29.6994+129.5000/+29.6987+129.5200/+29.6983+129.5400/+29.6977+129.5600/+29.6961+129.5800/+29.6900+129.6000/+29.6800+129.6136/+29.6799+129.6200/+29.6799+129.6400/+29.6799+129.6600/+29.6799+129.6800/+29.6798+129.7000/+29.6769+129.7200/+29.6600+129.7369/+29.6400+129.7396/+29.6204+129.7200/+29.6200+129.7000/+29.6200+129.6800/+29.6201+129.6600/+29.6201+129.6400/+29.6203+129.6200/+29.6205+129.6000/+29.6210+129.5800/+29.6218+129.5600/+29.6231+129.5400/+29.6251+129.5200/+29.6279+129.5000/+29.6317+129.4800/+29.6366+129.4600/+29.6400+129.4512/+29.6405+129.4400/+29.6410+129.4200/+29.6400+129.4057/+29.6362+129.4000/+29.6400+129.3910/+29.6409+129.3800/+29.6424+129.3600/+29.6439+129.3400/+29.6451+129.3200/+29.6479+129.3000/+29.6498+129.2800/+29.6528+129.2600/+29.6571+129.2400/+29.6600+129.2266/+29.6617+129.2200/+29.6680+129.2000/+29.6721+129.1800/+29.6773+129.1600/+29.6800+129.1500/+29.6831+129.1400/+29.6889+129.1200/+29.6962+129.1000/+29.7000+129.0900/+29.7200+129.0814/+29.7223+129.0800/+29.7400+129.0617/+29.7481+129.0800/ 西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6604+129.7000/+29.6600+129.7004/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6328+129.6800/+29.6400+129.6700/+29.6597+129.6800/+29.6600+129.6859/+29.6604+129.7000/ 西 3 鹿児島県十島村 4630400 2026-09-01T21:00:00+09:00 2026-09-02T00:00:00+09:00 降灰 70 +29.8607+128.9800/+29.8625+129.0000/+29.8600+129.0109/+29.8553+129.0200/+29.8482+129.0400/+29.8406+129.0600/+29.8400+129.0612/+29.8331+129.0800/+29.8296+129.1000/+29.8289+129.1200/+29.8284+129.1400/+29.8268+129.1600/+29.8239+129.1800/+29.8207+129.2000/+29.8200+129.2025/+29.8141+129.2200/+29.8000+129.2350/+29.7981+129.2400/+29.7946+129.2600/+29.7915+129.2800/+29.7893+129.3000/+29.7870+129.3200/+29.7800+129.3324/+29.7752+129.3400/+29.7659+129.3600/+29.7600+129.3669/+29.7580+129.3800/+29.7561+129.4000/+29.7540+129.4200/+29.7400+129.4345/+29.7377+129.4400/+29.7345+129.4600/+29.7256+129.4800/+29.7200+129.4875/+29.7192+129.5000/+29.7181+129.5200/+29.7161+129.5400/+29.7064+129.5600/+29.7000+129.5671/+29.6996+129.5800/+29.6994+129.6000/+29.6986+129.6200/+29.6897+129.6400/+29.6800+129.6498/+29.6799+129.6600/+29.6799+129.6800/+29.6799+129.7000/+29.6772+129.7200/+29.6600+129.7372/+29.6400+129.7395/+29.6205+129.7200/+29.6200+129.7000/+29.6200+129.6800/+29.6201+129.6600/+29.6203+129.6400/+29.6214+129.6200/+29.6309+129.6000/+29.6400+129.5898/+29.6403+129.5800/+29.6407+129.5600/+29.6415+129.5400/+29.6438+129.5200/+29.6515+129.5000/+29.6600+129.4875/+29.6606+129.4800/+29.6619+129.4600/+29.6636+129.4400/+29.6677+129.4200/+29.6642+129.4000/+29.6688+129.3800/+29.6736+129.3600/+29.6800+129.3431/+29.6809+129.3400/+29.6894+129.3200/+29.6892+129.3000/+29.6947+129.2800/+29.7000+129.2615/+29.7006+129.2600/+29.7124+129.2400/+29.7200+129.2271/+29.7222+129.2200/+29.7209+129.2000/+29.7271+129.1800/+29.7374+129.1600/+29.7400+129.1553/+29.7512+129.1400/+29.7600+129.1251/+29.7625+129.1200/+29.7711+129.1000/+29.7761+129.0800/+29.7800+129.0649/+29.7813+129.0600/+29.7872+129.0400/+29.7956+129.0200/+29.8000+129.0117/+29.8153+129.0000/+29.8200+128.9946/+29.8300+128.9800/+29.8395+128.9600/+29.8400+128.9584/+29.8440+128.9600/+29.8600+128.9732/+29.8607+128.9800/ 西 80 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6673+129.6800/+29.6695+129.7000/+29.6600+129.7095/+29.6400+129.7194/+29.6212+129.7000/+29.6313+129.6800/+29.6400+129.6685/+29.6600+129.6690/+29.6673+129.6800/ 北西 4 鹿児島県十島村 4630400 2026-09-02T00:00:00+09:00 2026-09-02T03:00:00+09:00 降灰 70 +29.8630+129.0000/+29.8628+129.0200/+29.8626+129.0400/+29.8613+129.0600/+29.8600+129.0707/+29.8581+129.0800/+29.8555+129.1000/+29.8472+129.1200/+29.8402+129.1400/+29.8400+129.1406/+29.8365+129.1600/+29.8338+129.1800/+29.8317+129.2000/+29.8279+129.2200/+29.8200+129.2351/+29.8176+129.2400/+29.8088+129.2600/+29.8000+129.2715/+29.7979+129.2800/+29.7951+129.3000/+29.7926+129.3200/+29.7861+129.3400/+29.7800+129.3581/+29.7796+129.3600/+29.7697+129.3800/+29.7600+129.3924/+29.7590+129.4000/+29.7571+129.4200/+29.7400+129.4387/+29.7395+129.4400/+29.7379+129.4600/+29.7354+129.4800/+29.7243+129.5000/+29.7200+129.5051/+29.7193+129.5200/+29.7185+129.5400/+29.7160+129.5600/+29.7000+129.5781/+29.6999+129.5800/+29.6997+129.6000/+29.6995+129.6200/+29.6976+129.6400/+29.6800+129.6578/+29.6799+129.6600/+29.6799+129.6800/+29.6799+129.7000/+29.6768+129.7200/+29.6600+129.7368/+29.6400+129.7394/+29.6206+129.7200/+29.6201+129.7000/+29.6201+129.6800/+29.6201+129.6600/+29.6206+129.6400/+29.6279+129.6200/+29.6400+129.6075/+29.6402+129.6000/+29.6405+129.5800/+29.6415+129.5600/+29.6460+129.5400/+29.6600+129.5222/+29.6602+129.5200/+29.6610+129.5000/+29.6626+129.4800/+29.6670+129.4600/+29.6800+129.4421/+29.6803+129.4400/+29.6819+129.4200/+29.6800+129.4107/+29.6705+129.4000/+29.6800+129.3812/+29.6806+129.3800/+29.6868+129.3600/+29.7000+129.3406/+29.7001+129.3400/+29.7038+129.3200/+29.7000+129.3049/+29.6966+129.3000/+29.7000+129.2924/+29.7099+129.2800/+29.7200+129.2636/+29.7209+129.2600/+29.7262+129.2400/+29.7304+129.2200/+29.7317+129.2000/+29.7400+129.1846/+29.7431+129.1800/+29.7572+129.1600/+29.7600+129.1547/+29.7651+129.1400/+29.7695+129.1200/+29.7741+129.1000/+29.7800+129.0839/+29.7818+129.0800/+29.7947+129.0600/+29.8000+129.0524/+29.8195+129.0400/+29.8200+129.0393/+29.8293+129.0200/+29.8351+129.0000/+29.8400+128.9902/+29.8600+128.9902/+29.8630+129.0000/ 西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6686+129.6800/+29.6684+129.7000/+29.6600+129.7084/+29.6400+129.7188/+29.6212+129.7000/+29.6283+129.6800/+29.6400+129.6667/+29.6600+129.6657/+29.6686+129.6800/ 北西 4 鹿児島県十島村 4630400 2026-09-02T03:00:00+09:00 2026-09-02T06:00:00+09:00 降灰 70 +29.7412+129.0200/+29.7458+129.0400/+29.7507+129.0600/+29.7548+129.0800/+29.7574+129.1000/+29.7533+129.1200/+29.7500+129.1400/+29.7484+129.1600/+29.7480+129.1800/+29.7476+129.2000/+29.7488+129.2200/+29.7493+129.2400/+29.7487+129.2600/+29.7481+129.2800/+29.7477+129.3000/+29.7400+129.3179/+29.7393+129.3200/+29.7373+129.3400/+29.7357+129.3600/+29.7346+129.3800/+29.7335+129.4000/+29.7200+129.4144/+29.7181+129.4200/+29.7170+129.4400/+29.7156+129.4600/+29.7131+129.4800/+29.7079+129.5000/+29.7000+129.5163/+29.6999+129.5200/+29.6992+129.5400/+29.6989+129.5600/+29.6983+129.5800/+29.6970+129.6000/+29.6892+129.6200/+29.6800+129.6298/+29.6799+129.6400/+29.6799+129.6600/+29.6799+129.6800/+29.6798+129.7000/+29.6764+129.7200/+29.6600+129.7364/+29.6400+129.7395/+29.6205+129.7200/+29.6200+129.7000/+29.6200+129.6800/+29.6201+129.6600/+29.6202+129.6400/+29.6204+129.6200/+29.6208+129.6000/+29.6218+129.5800/+29.6240+129.5600/+29.6292+129.5400/+29.6383+129.5200/+29.6400+129.5160/+29.6404+129.5000/+29.6408+129.4800/+29.6416+129.4600/+29.6437+129.4400/+29.6443+129.4200/+29.6426+129.4000/+29.6441+129.3800/+29.6458+129.3600/+29.6475+129.3400/+29.6484+129.3200/+29.6511+129.3000/+29.6510+129.2800/+29.6530+129.2600/+29.6556+129.2400/+29.6599+129.2200/+29.6600+129.2195/+29.6669+129.2000/+29.6708+129.1800/+29.6746+129.1600/+29.6783+129.1400/+29.6800+129.1301/+29.6819+129.1200/+29.6861+129.1000/+29.6931+129.0800/+29.7000+129.0653/+29.7150+129.0600/+29.7200+129.0562/+29.7333+129.0400/+29.7390+129.0200/+29.7400+129.0159/+29.7412+129.0200/ 西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6602+129.6800/+29.6600+129.6802/+29.6588+129.7000/+29.6587+129.7200/+29.6400+129.7387/+29.6213+129.7200/+29.6212+129.7000/+29.6295+129.6800/+29.6400+129.6657/+29.6600+129.6796/+29.6602+129.6800/ 西 4 鹿児島県十島村 4630400 　現在、諏訪之瀬島は噴火警戒レベル２（火口周辺規制）です。諏訪之瀬島で噴火が発生した場合には、１日２１時から２４時までは火口から西方向に降灰が予想されます。 　１日１２時から２日６時までに噴火が発生した場合には、以下の方向・距離に降灰及び小さな噴石の落下が予想されます。 　 　時刻　　　　　　　　　　　　火口からの方向　降灰の距離　小さな噴石の距離 　０１日１２時から１５時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０１日１５時から１８時まで　西　　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　０１日１８時から２１時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０１日２１時から２４時まで　西　　　　　　　８０ｋｍ　　４ｋｍ　　　　　 　０２日００時から０３時まで　西　　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　０２日０３時から０６時まで　西　　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　 　期間中に噴火が発生した場合には、以下の市町村に降灰が予想されます。 　鹿児島県：十島村 　 　噴煙が火口縁上１０００ｍまで上がった場合の火山灰及び小さな噴石の落下範囲を示しています。 　噴火発生時、小さな噴石の落下が予想される範囲内では、屋内や頑丈な屋根の下などに移動してください。