2026-10-11T14:00:00Z 通常 気象庁本庁 気象庁 2026-10-11T23:00:00+09:00 2026-10-12T00:00:00+09:00 2026-10-12T18:00:00+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、１２日０９時から１２時までは火口から北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 2026-10-12T00:00:00+09:00 2026-10-12T03:00:00+09:00 降灰 70 +29.9439+129.3400/+29.9400+129.3534/+29.9389+129.3600/+29.9244+129.3800/+29.9200+129.3849/+29.9124+129.4000/+29.9018+129.4200/+29.9000+129.4219/+29.8826+129.4400/+29.8800+129.4428/+29.8714+129.4600/+29.8600+129.4755/+29.8574+129.4800/+29.8455+129.5000/+29.8400+129.5047/+29.8200+129.5168/+29.8178+129.5200/+29.8000+129.5392/+29.7996+129.5400/+29.7869+129.5600/+29.7800+129.5669/+29.7739+129.5800/+29.7600+129.5946/+29.7575+129.6000/+29.7400+129.6179/+29.7391+129.6200/+29.7222+129.6400/+29.7200+129.6422/+29.7167+129.6600/+29.7000+129.6769/+29.6997+129.6800/+29.6800+129.6999/+29.6800+129.7000/+29.6797+129.7200/+29.6600+129.7396/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6202+129.6800/+29.6400+129.6600/+29.6416+129.6400/+29.6600+129.6209/+29.6604+129.6200/+29.6652+129.6000/+29.6800+129.5842/+29.6821+129.5800/+29.6937+129.5600/+29.7000+129.5532/+29.7075+129.5400/+29.7200+129.5256/+29.7237+129.5200/+29.7400+129.5013/+29.7410+129.5000/+29.7552+129.4800/+29.7600+129.4749/+29.7678+129.4600/+29.7800+129.4412/+29.7813+129.4400/+29.7956+129.4200/+29.8000+129.4151/+29.8165+129.4000/+29.8200+129.3975/+29.8400+129.3804/+29.8407+129.3800/+29.8600+129.3618/+29.8618+129.3600/+29.8800+129.3411/+29.8839+129.3400/+29.9000+129.3325/+29.9121+129.3200/+29.9200+129.3131/+29.9354+129.3200/+29.9400+129.3291/+29.9439+129.3400/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6627+129.7000/+29.6600+129.7027/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6809/+29.6600+129.6962/+29.6627+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-12T03:00:00+09:00 2026-10-12T06:00:00+09:00 降灰 70 +29.8805+129.3000/+29.8839+129.3200/+29.8800+129.3279/+29.8742+129.3400/+29.8699+129.3600/+29.8624+129.3800/+29.8600+129.3834/+29.8509+129.4000/+29.8400+129.4200/+29.8400+129.4201/+29.8248+129.4400/+29.8200+129.4453/+29.8158+129.4600/+29.8000+129.4766/+29.7979+129.4800/+29.7859+129.5000/+29.7800+129.5073/+29.7756+129.5200/+29.7613+129.5400/+29.7600+129.5414/+29.7540+129.5600/+29.7400+129.5753/+29.7390+129.5800/+29.7319+129.6000/+29.7200+129.6125/+29.7192+129.6200/+29.7111+129.6400/+29.7000+129.6511/+29.6997+129.6600/+29.6965+129.6800/+29.6800+129.6966/+29.6800+129.7000/+29.6795+129.7200/+29.6600+129.7395/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6222+129.6600/+29.6400+129.6422/+29.6403+129.6400/+29.6425+129.6200/+29.6600+129.6017/+29.6604+129.6000/+29.6630+129.5800/+29.6800+129.5609/+29.6803+129.5600/+29.6837+129.5400/+29.7000+129.5215/+29.7007+129.5200/+29.7049+129.5000/+29.7200+129.4805/+29.7203+129.4800/+29.7259+129.4600/+29.7400+129.4407/+29.7404+129.4400/+29.7416+129.4200/+29.7600+129.4011/+29.7609+129.4000/+29.7732+129.3800/+29.7800+129.3676/+29.7861+129.3600/+29.7988+129.3400/+29.8000+129.3385/+29.8197+129.3200/+29.8200+129.3195/+29.8338+129.3000/+29.8400+129.2935/+29.8600+129.2942/+29.8800+129.2977/+29.8805+129.3000/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6597+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6213+129.7000/+29.6400+129.6809/+29.6597+129.7000/ 南西 1 鹿児島県十島村 4630400 2026-10-12T06:00:00+09:00 2026-10-12T09:00:00+09:00 降灰 70 +29.8866+129.2800/+29.8845+129.3000/+29.8816+129.3200/+29.8800+129.3227/+29.8713+129.3400/+29.8678+129.3600/+29.8600+129.3791/+29.8597+129.3800/+29.8477+129.4000/+29.8400+129.4150/+29.8381+129.4200/+29.8264+129.4400/+29.8200+129.4475/+29.8162+129.4600/+29.8000+129.4764/+29.7981+129.4800/+29.7910+129.5000/+29.7800+129.5125/+29.7767+129.5200/+29.7601+129.5400/+29.7600+129.5401/+29.7558+129.5600/+29.7400+129.5792/+29.7398+129.5800/+29.7353+129.6000/+29.7200+129.6164/+29.7194+129.6200/+29.7151+129.6400/+29.7000+129.6553/+29.6997+129.6600/+29.6976+129.6800/+29.6800+129.6976/+29.6800+129.7000/+29.6795+129.7200/+29.6600+129.7395/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6228+129.6600/+29.6400+129.6427/+29.6403+129.6400/+29.6427+129.6200/+29.6600+129.6021/+29.6605+129.6000/+29.6629+129.5800/+29.6800+129.5606/+29.6802+129.5600/+29.6833+129.5400/+29.6991+129.5200/+29.7000+129.5190/+29.7041+129.5000/+29.7200+129.4803/+29.7202+129.4800/+29.7253+129.4600/+29.7400+129.4402/+29.7402+129.4400/+29.7406+129.4200/+29.7555+129.4000/+29.7600+129.3960/+29.7710+129.3800/+29.7800+129.3643/+29.7840+129.3600/+29.7973+129.3400/+29.8000+129.3365/+29.8200+129.3203/+29.8202+129.3200/+29.8363+129.3000/+29.8400+129.2963/+29.8600+129.2912/+29.8686+129.2800/+29.8800+129.2745/+29.8866+129.2800/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6599+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6809/+29.6599+129.7000/ 南西 1 鹿児島県十島村 4630400 2026-10-12T09:00:00+09:00 2026-10-12T12:00:00+09:00 降灰 70 +29.8834+129.3000/+29.8916+129.3200/+29.8817+129.3400/+29.8800+129.3433/+29.8747+129.3600/+29.8685+129.3800/+29.8601+129.4000/+29.8600+129.4002/+29.8525+129.4200/+29.8400+129.4394/+29.8397+129.4400/+29.8278+129.4600/+29.8200+129.4655/+29.8099+129.4800/+29.8000+129.4916/+29.7953+129.5000/+29.7800+129.5196/+29.7799+129.5200/+29.7728+129.5400/+29.7600+129.5549/+29.7587+129.5600/+29.7494+129.5800/+29.7400+129.5896/+29.7377+129.6000/+29.7200+129.6193/+29.7199+129.6200/+29.7175+129.6400/+29.7000+129.6579/+29.6998+129.6600/+29.6985+129.6800/+29.6800+129.6985/+29.6800+129.7000/+29.6796+129.7200/+29.6600+129.7396/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6265+129.6600/+29.6400+129.6465/+29.6405+129.6400/+29.6480+129.6200/+29.6600+129.6077/+29.6610+129.6000/+29.6682+129.5800/+29.6800+129.5673/+29.6818+129.5600/+29.6900+129.5400/+29.7000+129.5290/+29.7030+129.5200/+29.7111+129.5000/+29.7200+129.4900/+29.7245+129.4800/+29.7365+129.4600/+29.7400+129.4559/+29.7479+129.4400/+29.7542+129.4200/+29.7600+129.4141/+29.7686+129.4000/+29.7800+129.3849/+29.7854+129.3800/+29.7969+129.3600/+29.8000+129.3552/+29.8129+129.3400/+29.8200+129.3314/+29.8292+129.3200/+29.8400+129.3074/+29.8600+129.3037/+29.8710+129.3000/+29.8800+129.2950/+29.8834+129.3000/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6597+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6809/+29.6597+129.7000/ 南西 1 鹿児島県十島村 4630400 2026-10-12T12:00:00+09:00 2026-10-12T15:00:00+09:00 降灰 70 +29.8405+129.3200/+29.8428+129.3400/+29.8441+129.3600/+29.8400+129.3746/+29.8392+129.3800/+29.8343+129.4000/+29.8279+129.4200/+29.8200+129.4347/+29.8187+129.4400/+29.8125+129.4600/+29.8000+129.4723/+29.7958+129.4800/+29.7886+129.5000/+29.7800+129.5119/+29.7770+129.5200/+29.7617+129.5400/+29.7600+129.5419/+29.7546+129.5600/+29.7400+129.5782/+29.7396+129.5800/+29.7349+129.6000/+29.7200+129.6155/+29.7191+129.6200/+29.7140+129.6400/+29.7000+129.6543/+29.6996+129.6600/+29.6971+129.6800/+29.6800+129.6971/+29.6800+129.7000/+29.6796+129.7200/+29.6600+129.7396/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6215+129.6600/+29.6400+129.6413/+29.6403+129.6400/+29.6415+129.6200/+29.6526+129.6000/+29.6600+129.5917/+29.6616+129.5800/+29.6665+129.5600/+29.6800+129.5430/+29.6810+129.5400/+29.6864+129.5200/+29.7000+129.5014/+29.7007+129.5000/+29.7081+129.4800/+29.7200+129.4646/+29.7222+129.4600/+29.7291+129.4400/+29.7365+129.4200/+29.7400+129.4138/+29.7513+129.4000/+29.7600+129.3910/+29.7703+129.3800/+29.7800+129.3639/+29.7842+129.3600/+29.8000+129.3406/+29.8081+129.3400/+29.8200+129.3385/+29.8394+129.3200/+29.8400+129.3195/+29.8405+129.3200/ 北西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6597+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6215+129.7000/+29.6400+129.6811/+29.6597+129.7000/ 南西 1 鹿児島県十島村 4630400 2026-10-12T15:00:00+09:00 2026-10-12T18:00:00+09:00 降灰 70 +29.8252+129.2800/+29.8248+129.3000/+29.8247+129.3200/+29.8210+129.3400/+29.8200+129.3416/+29.8125+129.3600/+29.8074+129.3800/+29.8000+129.3984/+29.7995+129.4000/+29.7942+129.4200/+29.7886+129.4400/+29.7800+129.4487/+29.7719+129.4600/+29.7600+129.4784/+29.7596+129.4800/+29.7542+129.5000/+29.7436+129.5200/+29.7400+129.5244/+29.7375+129.5400/+29.7296+129.5600/+29.7200+129.5713/+29.7191+129.5800/+29.7168+129.6000/+29.7000+129.6188/+29.6999+129.6200/+29.6995+129.6400/+29.6974+129.6600/+29.6800+129.6776/+29.6800+129.6800/+29.6799+129.7000/+29.6794+129.7200/+29.6600+129.7394/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6204+129.6600/+29.6270+129.6400/+29.6400+129.6266/+29.6403+129.6200/+29.6413+129.6000/+29.6458+129.5800/+29.6600+129.5632/+29.6605+129.5600/+29.6624+129.5400/+29.6669+129.5200/+29.6800+129.5018/+29.6804+129.5000/+29.6832+129.4800/+29.6898+129.4600/+29.7000+129.4445/+29.7014+129.4400/+29.7067+129.4200/+29.7094+129.4000/+29.7177+129.3800/+29.7200+129.3746/+29.7262+129.3600/+29.7358+129.3400/+29.7400+129.3321/+29.7461+129.3200/+29.7561+129.3000/+29.7600+129.2959/+29.7800+129.2809/+29.7808+129.2800/+29.7948+129.2600/+29.8000+129.2535/+29.8127+129.2600/+29.8200+129.2681/+29.8252+129.2800/ 西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6593+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6807/+29.6593+129.7000/ 南西 1 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、１２日０９時から１２時までは火口から北西方向に降灰が予想されます。 　１２日０時から１２日１８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 　１２日００時から０３時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１２日０３時から０６時まで　北西　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　１２日０６時から０９時まで　北西　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　１２日０９時から１２時まで　北西　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　１２日１２時から１５時まで　北西　　　　　　４０ｋｍ　　１ｋｍ　　　　　 　１２日１５時から１８時まで　西　　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　 　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。