2026-10-11T08:00:00Z 通常 気象庁本庁 気象庁 2026-10-11T17:00:00+09:00 2026-10-11T18:00:00+09:00 2026-10-12T12:00:00+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２１時から２４時までは火口から北西方向、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 2026-10-11T18:00:00+09:00 2026-10-11T21:00:00+09:00 降灰 70 +29.9484+129.2000/+29.9400+129.2075/+29.9282+129.2000/+29.9400+129.1913/+29.9484+129.2000/ +29.9215+129.2200/+29.9236+129.2400/+29.9200+129.2595/+29.9199+129.2600/+29.9124+129.2800/+29.9064+129.3000/+29.9000+129.3118/+29.8973+129.3200/+29.8823+129.3400/+29.8800+129.3419/+29.8720+129.3600/+29.8654+129.3800/+29.8600+129.3863/+29.8504+129.4000/+29.8400+129.4170/+29.8384+129.4200/+29.8200+129.4362/+29.8184+129.4400/+29.8141+129.4600/+29.8000+129.4738/+29.7947+129.4800/+29.7800+129.4972/+29.7791+129.5000/+29.7727+129.5200/+29.7600+129.5342/+29.7587+129.5400/+29.7499+129.5600/+29.7400+129.5704/+29.7386+129.5800/+29.7274+129.6000/+29.7200+129.6075/+29.7192+129.6200/+29.7101+129.6400/+29.7000+129.6503/+29.6997+129.6600/+29.6968+129.6800/+29.6800+129.6969/+29.6799+129.7000/+29.6793+129.7200/+29.6600+129.7392/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6223+129.6600/+29.6400+129.6423/+29.6402+129.6400/+29.6422+129.6200/+29.6600+129.6019/+29.6604+129.6000/+29.6625+129.5800/+29.6800+129.5612/+29.6803+129.5600/+29.6833+129.5400/+29.7000+129.5210/+29.7003+129.5200/+29.7043+129.5000/+29.7200+129.4817/+29.7207+129.4800/+29.7258+129.4600/+29.7400+129.4419/+29.7409+129.4400/+29.7400+129.4278/+29.7373+129.4200/+29.7400+129.4157/+29.7542+129.4000/+29.7600+129.3950/+29.7662+129.3800/+29.7740+129.3600/+29.7800+129.3509/+29.7871+129.3400/+29.8000+129.3261/+29.8064+129.3200/+29.8145+129.3000/+29.8200+129.2909/+29.8295+129.2800/+29.8400+129.2683/+29.8533+129.2600/+29.8600+129.2538/+29.8771+129.2400/+29.8800+129.2365/+29.8931+129.2200/+29.9000+129.2111/+29.9200+129.2168/+29.9215+129.2200/ 北西 60 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/+29.6589+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6805/+29.6600+129.6941/+29.6627+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 +29.9499+129.2400/+29.9454+129.2600/+29.9400+129.2687/+29.9352+129.2800/+29.9327+129.3000/+29.9216+129.3200/+29.9200+129.3218/+29.9097+129.3400/+29.9002+129.3600/+29.9000+129.3604/+29.8868+129.3800/+29.8800+129.3860/+29.8740+129.4000/+29.8626+129.4200/+29.8600+129.4231/+29.8505+129.4400/+29.8400+129.4571/+29.8382+129.4600/+29.8200+129.4727/+29.8154+129.4800/+29.8000+129.4980/+29.7991+129.5000/+29.7891+129.5200/+29.7800+129.5296/+29.7770+129.5400/+29.7600+129.5585/+29.7595+129.5600/+29.7544+129.5800/+29.7400+129.5947/+29.7390+129.6000/+29.7285+129.6200/+29.7200+129.6287/+29.7190+129.6400/+29.7000+129.6593/+29.6999+129.6600/+29.6993+129.6800/+29.6800+129.6994/+29.6800+129.7000/+29.6795+129.7200/+29.6600+129.7395/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6400+129.6600/+29.6408+129.6400/+29.6600+129.6205/+29.6602+129.6200/+29.6626+129.6000/+29.6800+129.5820/+29.6807+129.5800/+29.6862+129.5600/+29.7000+129.5454/+29.7016+129.5400/+29.7123+129.5200/+29.7200+129.5114/+29.7236+129.5000/+29.7400+129.4814/+29.7408+129.4800/+29.7477+129.4600/+29.7600+129.4453/+29.7625+129.4400/+29.7650+129.4200/+29.7761+129.4000/+29.7800+129.3952/+29.7936+129.3800/+29.8000+129.3695/+29.8058+129.3600/+29.8167+129.3400/+29.8200+129.3354/+29.8397+129.3200/+29.8400+129.3196/+29.8539+129.3000/+29.8600+129.2924/+29.8710+129.2800/+29.8800+129.2691/+29.8917+129.2600/+29.9000+129.2502/+29.9200+129.2468/+29.9298+129.2400/+29.9400+129.2306/+29.9499+129.2400/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6607+129.7000/+29.6600+129.7007/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6807/+29.6600+129.6985/+29.6607+129.7000/ 北西 2 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 +29.9203+129.3200/+29.9200+129.3204/+29.9054+129.3400/+29.9000+129.3553/+29.8988+129.3600/+29.8866+129.3800/+29.8800+129.3879/+29.8758+129.4000/+29.8659+129.4200/+29.8600+129.4292/+29.8543+129.4400/+29.8417+129.4600/+29.8400+129.4622/+29.8200+129.4752/+29.8179+129.4800/+29.8093+129.5000/+29.8000+129.5102/+29.7951+129.5200/+29.7800+129.5368/+29.7787+129.5400/+29.7673+129.5600/+29.7600+129.5677/+29.7569+129.5800/+29.7400+129.5978/+29.7395+129.6000/+29.7338+129.6200/+29.7200+129.6338/+29.7191+129.6400/+29.7000+129.6599/+29.7000+129.6600/+29.6994+129.6800/+29.6800+129.6994/+29.6800+129.7000/+29.6796+129.7200/+29.6600+129.7396/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6202+129.6800/+29.6400+129.6601/+29.6401+129.6600/+29.6411+129.6400/+29.6600+129.6208/+29.6603+129.6200/+29.6636+129.6000/+29.6800+129.5831/+29.6809+129.5800/+29.6881+129.5600/+29.7000+129.5472/+29.7023+129.5400/+29.7160+129.5200/+29.7200+129.5155/+29.7255+129.5000/+29.7400+129.4833/+29.7417+129.4800/+29.7497+129.4600/+29.7600+129.4468/+29.7631+129.4400/+29.7686+129.4200/+29.7800+129.4034/+29.7837+129.4000/+29.8000+129.3825/+29.8022+129.3800/+29.8141+129.3600/+29.8200+129.3496/+29.8267+129.3400/+29.8400+129.3279/+29.8533+129.3200/+29.8600+129.3117/+29.8703+129.3000/+29.8800+129.2897/+29.9000+129.2858/+29.9106+129.3000/+29.9200+129.3182/+29.9203+129.3200/ 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/+29.6213+129.7000/+29.6400+129.6813/+29.6599+129.7000/ 南西 1 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 +29.8622+129.3600/+29.8600+129.3677/+29.8564+129.3800/+29.8487+129.4000/+29.8417+129.4200/+29.8400+129.4232/+29.8340+129.4400/+29.8200+129.4595/+29.8198+129.4600/+29.8054+129.4800/+29.8000+129.4859/+29.7936+129.5000/+29.7800+129.5170/+29.7786+129.5200/+29.7690+129.5400/+29.7600+129.5505/+29.7575+129.5600/+29.7427+129.5800/+29.7400+129.5829/+29.7365+129.6000/+29.7200+129.6180/+29.7196+129.6200/+29.7162+129.6400/+29.7000+129.6565/+29.6997+129.6600/+29.6978+129.6800/+29.6800+129.6978/+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/+29.6223+129.6600/+29.6400+129.6421/+29.6403+129.6400/+29.6423+129.6200/+29.6600+129.6005/+29.6601+129.6000/+29.6624+129.5800/+29.6748+129.5600/+29.6800+129.5527/+29.6826+129.5400/+29.6923+129.5200/+29.7000+129.5079/+29.7020+129.5000/+29.7132+129.4800/+29.7200+129.4712/+29.7255+129.4600/+29.7354+129.4400/+29.7400+129.4260/+29.7421+129.4200/+29.7559+129.4000/+29.7600+129.3954/+29.7725+129.3800/+29.7800+129.3667/+29.7853+129.3600/+29.8000+129.3413/+29.8028+129.3400/+29.8200+129.3308/+29.8332+129.3200/+29.8400+129.3131/+29.8517+129.3200/+29.8598+129.3400/+29.8600+129.3413/+29.8622+129.3600/ 北西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6596+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6809/+29.6596+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 +29.7866+129.3200/+29.7868+129.3400/+29.7856+129.3600/+29.7850+129.3800/+29.7800+129.3993/+29.7799+129.4000/+29.7759+129.4200/+29.7600+129.4384/+29.7596+129.4400/+29.7558+129.4600/+29.7522+129.4800/+29.7401+129.5000/+29.7400+129.5001/+29.7364+129.5200/+29.7303+129.5400/+29.7200+129.5538/+29.7193+129.5600/+29.7175+129.5800/+29.7101+129.6000/+29.7000+129.6110/+29.6995+129.6200/+29.6989+129.6400/+29.6935+129.6600/+29.6800+129.6737/+29.6799+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/+29.6203+129.6600/+29.6221+129.6400/+29.6381+129.6200/+29.6400+129.6179/+29.6406+129.6000/+29.6420+129.5800/+29.6457+129.5600/+29.6574+129.5400/+29.6600+129.5355/+29.6613+129.5200/+29.6646+129.5000/+29.6707+129.4800/+29.6800+129.4632/+29.6807+129.4600/+29.6845+129.4400/+29.6907+129.4200/+29.6939+129.4000/+29.7000+129.3917/+29.7051+129.3800/+29.7124+129.3600/+29.7200+129.3445/+29.7238+129.3400/+29.7358+129.3200/+29.7400+129.3140/+29.7524+129.3000/+29.7600+129.2909/+29.7797+129.3000/+29.7800+129.3004/+29.7866+129.3200/ 西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6590+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6213+129.7000/+29.6400+129.6809/+29.6590+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 +29.8027+129.3000/+29.8120+129.3200/+29.8118+129.3400/+29.8106+129.3600/+29.8061+129.3800/+29.8033+129.4000/+29.8000+129.4118/+29.7985+129.4200/+29.7927+129.4400/+29.7800+129.4541/+29.7771+129.4600/+29.7701+129.4800/+29.7600+129.4943/+29.7586+129.5000/+29.7514+129.5200/+29.7400+129.5389/+29.7398+129.5400/+29.7363+129.5600/+29.7200+129.5799/+29.7200+129.5800/+29.7181+129.6000/+29.7109+129.6200/+29.7000+129.6314/+29.6995+129.6400/+29.6983+129.6600/+29.6800+129.6789/+29.6800+129.6800/+29.6799+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/+29.6204+129.6600/+29.6253+129.6400/+29.6400+129.6241/+29.6403+129.6200/+29.6415+129.6000/+29.6458+129.5800/+29.6600+129.5626/+29.6605+129.5600/+29.6626+129.5400/+29.6688+129.5200/+29.6800+129.5039/+29.6810+129.5000/+29.6852+129.4800/+29.6932+129.4600/+29.7000+129.4485/+29.7030+129.4400/+29.7120+129.4200/+29.7156+129.4000/+29.7200+129.3918/+29.7282+129.3800/+29.7382+129.3600/+29.7400+129.3569/+29.7490+129.3400/+29.7600+129.3265/+29.7774+129.3200/+29.7800+129.3176/+29.7970+129.3000/+29.8000+129.2964/+29.8027+129.3000/ 北西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6592+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6807/+29.6592+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、１１日２１時から２４時までは火口から北西方向、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。 　１１日１８時から１２日１２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　　　　　 　１２日００時から０３時まで　北西　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　１２日０３時から０６時まで　北西　　　　　　４０ｋｍ　　１ｋｍ　　　　　 　１２日０６時から０９時まで　西　　　　　　　４０ｋｍ　　１ｋｍ　　　　　 　１２日０９時から１２時まで　北西　　　　　　４０ｋｍ　　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。