2026-10-10T20:00:00Z 通常 気象庁本庁 気象庁 2026-10-11T05:00:00+09:00 2026-10-11T06:00:00+09:00 2026-10-12T00:00:00+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、１１日０９時から１２時までは火口から北西方向、１１日２１時から２４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 2026-10-11T06:00:00+09:00 2026-10-11T09:00:00+09:00 降灰 70 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北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6718+129.7000/+29.6600+129.7118/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6832/+29.6718+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-11T09:00:00+09:00 2026-10-11T12:00:00+09:00 降灰 70 +30.0111+129.2600/+30.0074+129.2800/+30.0055+129.3000/+30.0000+129.3060/+29.9856+129.3200/+29.9800+129.3297/+29.9759+129.3400/+29.9600+129.3568/+29.9583+129.3600/+29.9484+129.3800/+29.9400+129.3971/+29.9386+129.4000/+29.9200+129.4199/+29.9199+129.4200/+29.9012+129.4400/+29.9000+129.4416/+29.8839+129.4600/+29.8800+129.4633/+29.8713+129.4800/+29.8600+129.4935/+29.8558+129.5000/+29.8400+129.5137/+29.8299+129.5200/+29.8200+129.5289/+29.8118+129.5400/+29.8000+129.5526/+29.7949+129.5600/+29.7800+129.5756/+29.7780+129.5800/+29.7600+129.5987/+29.7594+129.6000/+29.7432+129.6200/+29.7400+129.6232/+29.7348+129.6400/+29.7200+129.6549/+29.7189+129.6600/+29.7000+129.6790/+29.6998+129.6800/+29.6897+129.7000/+29.6800+129.7097/+29.6796+129.7200/+29.6600+129.7396/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6203+129.6800/+29.6400+129.6603/+29.6402+129.6600/+29.6482+129.6400/+29.6600+129.6282/+29.6617+129.6200/+29.6800+129.6014/+29.6808+129.6000/+29.6933+129.5800/+29.7000+129.5733/+29.7052+129.5600/+29.7200+129.5441/+29.7224+129.5400/+29.7400+129.5213/+29.7409+129.5200/+29.7541+129.5000/+29.7600+129.4935/+29.7689+129.4800/+29.7800+129.4677/+29.7840+129.4600/+29.7909+129.4400/+29.8000+129.4269/+29.8057+129.4200/+29.8200+129.4077/+29.8268+129.4000/+29.8400+129.3855/+29.8463+129.3800/+29.8600+129.3623/+29.8629+129.3600/+29.8800+129.3419/+29.8825+129.3400/+29.9000+129.3248/+29.9047+129.3200/+29.9200+129.3057/+29.9281+129.3000/+29.9400+129.2858/+29.9525+129.2800/+29.9600+129.2762/+29.9800+129.2706/+29.9897+129.2600/+30.0000+129.2455/+30.0111+129.2600/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6710+129.7000/+29.6655+129.7200/+29.6600+129.7255/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6856/+29.6710+129.7000/ 北 2 鹿児島県十島村 4630400 2026-10-11T12:00:00+09:00 2026-10-11T15:00:00+09:00 降灰 70 +29.9676+129.3000/+29.9600+129.3150/+29.9566+129.3200/+29.9538+129.3400/+29.9461+129.3600/+29.9400+129.3698/+29.9332+129.3800/+29.9200+129.3981/+29.9192+129.4000/+29.9080+129.4200/+29.9000+129.4286/+29.8892+129.4400/+29.8800+129.4484/+29.8736+129.4600/+29.8605+129.4800/+29.8600+129.4805/+29.8458+129.5000/+29.8400+129.5047/+29.8200+129.5174/+29.8184+129.5200/+29.8000+129.5392/+29.7996+129.5400/+29.7889+129.5600/+29.7800+129.5695/+29.7731+129.5800/+29.7600+129.5928/+29.7570+129.6000/+29.7400+129.6181/+29.7393+129.6200/+29.7210+129.6400/+29.7200+129.6410/+29.7168+129.6600/+29.7000+129.6768/+29.6997+129.6800/+29.6800+129.6999/+29.6800+129.7000/+29.6796+129.7200/+29.6600+129.7396/+29.6400+129.7398/+29.6201+129.7200/+29.6200+129.7000/+29.6202+129.6800/+29.6400+129.6602/+29.6401+129.6600/+29.6425+129.6400/+29.6600+129.6225/+29.6608+129.6200/+29.6766+129.6000/+29.6800+129.5966/+29.6833+129.5800/+29.7000+129.5626/+29.7012+129.5600/+29.7120+129.5400/+29.7200+129.5316/+29.7251+129.5200/+29.7400+129.5038/+29.7424+129.5000/+29.7578+129.4800/+29.7600+129.4776/+29.7704+129.4600/+29.7785+129.4400/+29.7800+129.4374/+29.7921+129.4200/+29.8000+129.4112/+29.8112+129.4000/+29.8200+129.3928/+29.8349+129.3800/+29.8400+129.3736/+29.8530+129.3600/+29.8600+129.3485/+29.8673+129.3400/+29.8800+129.3300/+29.8968+129.3200/+29.9000+129.3165/+29.9200+129.3043/+29.9345+129.3000/+29.9400+129.2960/+29.9600+129.2941/+29.9676+129.3000/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6652+129.7000/+29.6604+129.7200/+29.6600+129.7204/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6926/+29.6652+129.7000/ 北 2 鹿児島県十島村 4630400 2026-10-11T15:00:00+09:00 2026-10-11T18:00:00+09:00 降灰 70 +29.9134+129.2400/+29.9177+129.2600/+29.9139+129.2800/+29.9104+129.3000/+29.9026+129.3200/+29.9000+129.3272/+29.8945+129.3400/+29.8830+129.3600/+29.8800+129.3636/+29.8730+129.3800/+29.8600+129.3989/+29.8594+129.4000/+29.8483+129.4200/+29.8400+129.4308/+29.8337+129.4400/+29.8200+129.4579/+29.8194+129.4600/+29.8017+129.4800/+29.8000+129.4819/+29.7937+129.5000/+29.7800+129.5170/+29.7789+129.5200/+29.7705+129.5400/+29.7600+129.5522/+29.7577+129.5600/+29.7412+129.5800/+29.7400+129.5813/+29.7368+129.6000/+29.7200+129.6183/+29.7198+129.6200/+29.7170+129.6400/+29.7000+129.6573/+29.6998+129.6600/+29.6984+129.6800/+29.6800+129.6984/+29.6800+129.7000/+29.6794+129.7200/+29.6600+129.7394/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6239+129.6600/+29.6400+129.6439/+29.6403+129.6400/+29.6443+129.6200/+29.6600+129.6041/+29.6606+129.6000/+29.6641+129.5800/+29.6800+129.5633/+29.6809+129.5600/+29.6849+129.5400/+29.7000+129.5229/+29.7011+129.5200/+29.7073+129.5000/+29.7200+129.4846/+29.7217+129.4800/+29.7295+129.4600/+29.7400+129.4457/+29.7422+129.4400/+29.7418+129.4200/+29.7600+129.4008/+29.7606+129.4000/+29.7728+129.3800/+29.7800+129.3668/+29.7848+129.3600/+29.7973+129.3400/+29.8000+129.3367/+29.8132+129.3200/+29.8200+129.3070/+29.8251+129.3000/+29.8400+129.2870/+29.8516+129.2800/+29.8600+129.2698/+29.8759+129.2600/+29.8800+129.2555/+29.8906+129.2400/+29.9000+129.2302/+29.9134+129.2400/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6606+129.7000/+29.6600+129.7006/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6806/+29.6600+129.6987/+29.6606+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-11T18:00:00+09:00 2026-10-11T21:00:00+09:00 降灰 70 +29.9022+129.1600/+29.9107+129.1800/+29.9146+129.2000/+29.9060+129.2200/+29.9000+129.2313/+29.8946+129.2400/+29.8881+129.2600/+29.8805+129.2800/+29.8800+129.2808/+29.8728+129.3000/+29.8680+129.3200/+29.8617+129.3400/+29.8600+129.3438/+29.8487+129.3600/+29.8400+129.3706/+29.8364+129.3800/+29.8200+129.3999/+29.8200+129.4000/+29.8149+129.4200/+29.8082+129.4400/+29.8000+129.4543/+29.7925+129.4600/+29.7800+129.4673/+29.7775+129.4800/+29.7687+129.5000/+29.7600+129.5101/+29.7585+129.5200/+29.7514+129.5400/+29.7400+129.5521/+29.7389+129.5600/+29.7350+129.5800/+29.7200+129.5953/+29.7196+129.6000/+29.7182+129.6200/+29.7000+129.6388/+29.6999+129.6400/+29.6996+129.6600/+29.6920+129.6800/+29.6800+129.6921/+29.6799+129.7000/+29.6791+129.7200/+29.6600+129.7391/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6214+129.6600/+29.6400+129.6413/+29.6402+129.6400/+29.6411+129.6200/+29.6600+129.6004/+29.6601+129.6000/+29.6610+129.5800/+29.6686+129.5600/+29.6800+129.5479/+29.6811+129.5400/+29.6859+129.5200/+29.7000+129.5033/+29.7007+129.5000/+29.7044+129.4800/+29.7200+129.4602/+29.7201+129.4600/+29.7246+129.4400/+29.7266+129.4200/+29.7314+129.4000/+29.7400+129.3860/+29.7441+129.3800/+29.7600+129.3603/+29.7601+129.3600/+29.7675+129.3400/+29.7732+129.3200/+29.7800+129.3028/+29.7817+129.3000/+29.8000+129.2836/+29.8037+129.2800/+29.8122+129.2600/+29.8200+129.2456/+29.8241+129.2400/+29.8359+129.2200/+29.8400+129.2153/+29.8600+129.2025/+29.8642+129.2000/+29.8800+129.1850/+29.8843+129.1800/+29.8983+129.1600/+29.9000+129.1575/+29.9022+129.1600/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6611+129.7000/+29.6600+129.7011/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6804/+29.6600+129.6964/+29.6611+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-11T21:00:00+09:00 2026-10-12T00:00:00+09:00 降灰 70 +29.9607+129.2000/+29.9600+129.2016/+29.9449+129.2200/+29.9400+129.2343/+29.9387+129.2400/+29.9330+129.2600/+29.9263+129.2800/+29.9214+129.3000/+29.9200+129.3012/+29.9074+129.3200/+29.9000+129.3376/+29.8987+129.3400/+29.8817+129.3600/+29.8800+129.3619/+29.8739+129.3800/+29.8600+129.3988/+29.8593+129.4000/+29.8503+129.4200/+29.8400+129.4365/+29.8381+129.4400/+29.8224+129.4600/+29.8200+129.4616/+29.8032+129.4800/+29.8000+129.4832/+29.7938+129.5000/+29.7800+129.5164/+29.7789+129.5200/+29.7704+129.5400/+29.7600+129.5513/+29.7582+129.5600/+29.7454+129.5800/+29.7400+129.5855/+29.7381+129.6000/+29.7200+129.6192/+29.7199+129.6200/+29.7183+129.6400/+29.7000+129.6586/+29.6999+129.6600/+29.6991+129.6800/+29.6800+129.6991/+29.6800+129.7000/+29.6793+129.7200/+29.6600+129.7393/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6295+129.6600/+29.6400+129.6494/+29.6404+129.6400/+29.6507+129.6200/+29.6600+129.6105/+29.6609+129.6000/+29.6699+129.5800/+29.6800+129.5697/+29.6817+129.5600/+29.6948+129.5400/+29.7000+129.5346/+29.7025+129.5200/+29.7174+129.5000/+29.7200+129.4972/+29.7246+129.4800/+29.7400+129.4616/+29.7407+129.4600/+29.7466+129.4400/+29.7477+129.4200/+29.7600+129.4087/+29.7644+129.4000/+29.7769+129.3800/+29.7800+129.3747/+29.7876+129.3600/+29.7993+129.3400/+29.8000+129.3391/+29.8114+129.3200/+29.8200+129.3021/+29.8215+129.3000/+29.8400+129.2857/+29.8474+129.2800/+29.8600+129.2607/+29.8609+129.2600/+29.8755+129.2400/+29.8800+129.2330/+29.8901+129.2200/+29.9000+129.2097/+29.9200+129.2042/+29.9243+129.2000/+29.9400+129.1837/+29.9600+129.1960/+29.9607+129.2000/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6636+129.7000/+29.6600+129.7036/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6804/+29.6600+129.6888/+29.6636+129.7000/ 北西 2 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、１１日０９時から１２時までは火口から北西方向、１１日２１時から２４時までは火口から北西方向に降灰が予想されます。 　１１日６時から１１日２４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 　１１日０６時から０９時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１１日０９時から１２時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１１日１２時から１５時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１１日１５時から１８時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１１日１８時から２１時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１１日２１時から２４時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　 　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。