2026-08-28T17:00:00Z 通常 気象庁本庁 気象庁 2026-08-29T02:00:00+09:00 2026-08-29T03:00:00+09:00 2026-08-29T21:00:00+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、２９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 2026-08-29T03:00:00+09:00 2026-08-29T06:00:00+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 +29.6783+129.7000/+29.6600+129.7167/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6818/+29.6783+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-08-29T06:00:00+09:00 2026-08-29T09:00:00+09:00 降灰 70 +30.0667+129.3400/+30.0600+129.3574/+30.0592+129.3600/+30.0400+129.3786/+30.0392+129.3800/+30.0316+129.4000/+30.0200+129.4134/+30.0132+129.4200/+30.0000+129.4284/+29.9874+129.4400/+29.9800+129.4479/+29.9626+129.4600/+29.9600+129.4613/+29.9428+129.4800/+29.9400+129.4824/+29.9200+129.4965/+29.9165+129.5000/+29.9000+129.5170/+29.8962+129.5200/+29.8800+129.5315/+29.8600+129.5381/+29.8580+129.5400/+29.8400+129.5573/+29.8367+129.5600/+29.8200+129.5747/+29.8155+129.5800/+29.8000+129.5948/+29.7949+129.6000/+29.7800+129.6146/+29.7742+129.6200/+29.7600+129.6342/+29.7551+129.6400/+29.7400+129.6551/+29.7364+129.6600/+29.7200+129.6772/+29.7182+129.6800/+29.7000+129.6982/+29.6994+129.7000/+29.6800+129.7191/+29.6797+129.7200/+29.6600+129.7397/+29.6400+129.7398/+29.6202+129.7200/+29.6201+129.7000/+29.6206+129.6800/+29.6400+129.6606/+29.6404+129.6600/+29.6600+129.6402/+29.6602+129.6400/+29.6667+129.6200/+29.6800+129.6066/+29.6832+129.6000/+29.7000+129.5824/+29.7020+129.5800/+29.7200+129.5604/+29.7205+129.5600/+29.7326+129.5400/+29.7400+129.5324/+29.7521+129.5200/+29.7600+129.5101/+29.7675+129.5000/+29.7800+129.4872/+29.7898+129.4800/+29.8000+129.4628/+29.8022+129.4600/+29.8200+129.4474/+29.8336+129.4400/+29.8400+129.4323/+29.8537+129.4200/+29.8600+129.4147/+29.8800+129.4022/+29.8835+129.4000/+29.9000+129.3841/+29.9066+129.3800/+29.9200+129.3739/+29.9400+129.3665/+29.9540+129.3600/+29.9600+129.3551/+29.9800+129.3428/+29.9837+129.3400/+30.0000+129.3301/+30.0200+129.3292/+30.0400+129.3276/+30.0600+129.3326/+30.0667+129.3400/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6774+129.7000/+29.6752+129.7200/+29.6600+129.7352/+29.6400+129.7388/+29.6212+129.7200/+29.6213+129.7000/+29.6400+129.6813/+29.6600+129.6822/+29.6774+129.7000/ 北 2 鹿児島県十島村 4630400 2026-08-29T09:00:00+09:00 2026-08-29T12:00:00+09:00 降灰 70 +30.0524+129.3400/+30.0483+129.3600/+30.0400+129.3689/+30.0345+129.3800/+30.0298+129.4000/+30.0200+129.4121/+30.0119+129.4200/+30.0000+129.4274/+29.9910+129.4400/+29.9800+129.4543/+29.9730+129.4600/+29.9600+129.4670/+29.9486+129.4800/+29.9400+129.4873/+29.9200+129.5000/+29.9029+129.5200/+29.9000+129.5226/+29.8800+129.5365/+29.8669+129.5400/+29.8600+129.5429/+29.8438+129.5600/+29.8400+129.5635/+29.8200+129.5791/+29.8192+129.5800/+29.8000+129.5985/+29.7986+129.6000/+29.7800+129.6182/+29.7782+129.6200/+29.7600+129.6378/+29.7581+129.6400/+29.7400+129.6581/+29.7385+129.6600/+29.7200+129.6785/+29.7190+129.6800/+29.7000+129.6989/+29.6996+129.7000/+29.6800+129.7195/+29.6797+129.7200/+29.6600+129.7397/+29.6400+129.7398/+29.6202+129.7200/+29.6201+129.7000/+29.6213+129.6800/+29.6400+129.6613/+29.6412+129.6600/+29.6600+129.6412/+29.6613+129.6400/+29.6800+129.6209/+29.6810+129.6200/+29.7000+129.6004/+29.7005+129.6000/+29.7200+129.5800/+29.7201+129.5800/+29.7344+129.5600/+29.7400+129.5542/+29.7549+129.5400/+29.7600+129.5347/+29.7746+129.5200/+29.7800+129.5138/+29.7962+129.5000/+29.8000+129.4963/+29.8164+129.4800/+29.8200+129.4750/+29.8293+129.4600/+29.8400+129.4496/+29.8571+129.4400/+29.8600+129.4369/+29.8800+129.4215/+29.8819+129.4200/+29.9000+129.4048/+29.9097+129.4000/+29.9200+129.3906/+29.9335+129.3800/+29.9400+129.3757/+29.9600+129.3647/+29.9715+129.3600/+29.9800+129.3522/+29.9945+129.3400/+30.0000+129.3361/+30.0200+129.3358/+30.0400+129.3352/+30.0524+129.3400/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6766+129.7000/+29.6600+129.7152/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6213+129.7000/+29.6400+129.6813/+29.6600+129.6831/+29.6766+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-08-29T12:00:00+09:00 2026-08-29T15:00:00+09:00 降灰 70 +30.0644+129.3600/+30.0609+129.3800/+30.0600+129.3923/+30.0596+129.4000/+30.0400+129.4190/+30.0391+129.4200/+30.0270+129.4400/+30.0200+129.4469/+30.0004+129.4600/+30.0000+129.4602/+29.9800+129.4761/+29.9753+129.4800/+29.9600+129.4930/+29.9458+129.5000/+29.9400+129.5028/+29.9245+129.5200/+29.9200+129.5240/+29.9027+129.5400/+29.9000+129.5422/+29.8800+129.5538/+29.8627+129.5600/+29.8600+129.5619/+29.8400+129.5781/+29.8375+129.5800/+29.8200+129.5958/+29.8141+129.6000/+29.8000+129.6135/+29.7890+129.6200/+29.7800+129.6288/+29.7602+129.6400/+29.7600+129.6402/+29.7400+129.6594/+29.7395+129.6600/+29.7200+129.6793/+29.7195+129.6800/+29.7000+129.6994/+29.6997+129.7000/+29.6800+129.7197/+29.6798+129.7200/+29.6600+129.7398/+29.6400+129.7399/+29.6201+129.7200/+29.6201+129.7000/+29.6228+129.6800/+29.6400+129.6628/+29.6450+129.6600/+29.6600+129.6450/+29.6668+129.6400/+29.6800+129.6268/+29.6876+129.6200/+29.7000+129.6076/+29.7090+129.6000/+29.7200+129.5889/+29.7345+129.5800/+29.7400+129.5745/+29.7545+129.5600/+29.7600+129.5545/+29.7800+129.5403/+29.7806+129.5400/+29.8000+129.5208/+29.8012+129.5200/+29.8200+129.5028/+29.8233+129.5000/+29.8337+129.4800/+29.8400+129.4723/+29.8600+129.4603/+29.8605+129.4600/+29.8800+129.4473/+29.8950+129.4400/+29.9000+129.4300/+29.9083+129.4200/+29.9200+129.4142/+29.9400+129.4044/+29.9473+129.4000/+29.9600+129.3884/+29.9752+129.3800/+29.9800+129.3768/+30.0000+129.3665/+30.0200+129.3643/+30.0341+129.3600/+30.0400+129.3573/+30.0600+129.3563/+30.0644+129.3600/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6747+129.7000/+29.6600+129.7133/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6213+129.7000/+29.6400+129.6813/+29.6600+129.6849/+29.6747+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-08-29T15:00:00+09:00 2026-08-29T18:00:00+09:00 降灰 70 +30.0613+129.3800/+30.0623+129.4000/+30.0600+129.4026/+30.0400+129.4193/+30.0392+129.4200/+30.0226+129.4400/+30.0200+129.4423/+30.0000+129.4567/+29.9972+129.4600/+29.9800+129.4789/+29.9789+129.4800/+29.9600+129.4971/+29.9518+129.5000/+29.9400+129.5045/+29.9292+129.5200/+29.9200+129.5287/+29.9068+129.5400/+29.9000+129.5453/+29.8800+129.5548/+29.8600+129.5597/+29.8596+129.5600/+29.8400+129.5780/+29.8377+129.5800/+29.8200+129.5968/+29.8161+129.6000/+29.8000+129.6150/+29.7925+129.6200/+29.7800+129.6323/+29.7643+129.6400/+29.7600+129.6443/+29.7400+129.6597/+29.7398+129.6600/+29.7200+129.6796/+29.7197+129.6800/+29.7000+129.6996/+29.6998+129.7000/+29.6800+129.7198/+29.6798+129.7200/+29.6600+129.7398/+29.6400+129.7399/+29.6201+129.7200/+29.6201+129.7000/+29.6247+129.6800/+29.6400+129.6647/+29.6512+129.6600/+29.6600+129.6512/+29.6780+129.6400/+29.6800+129.6380/+29.7000+129.6200/+29.7001+129.6200/+29.7200+129.6002/+29.7204+129.6000/+29.7400+129.5806/+29.7411+129.5800/+29.7600+129.5613/+29.7620+129.5600/+29.7800+129.5426/+29.7844+129.5400/+29.8000+129.5255/+29.8080+129.5200/+29.8200+129.5077/+29.8259+129.5000/+29.8386+129.4800/+29.8400+129.4784/+29.8600+129.4641/+29.8673+129.4600/+29.8800+129.4513/+29.8992+129.4400/+29.9000+129.4380/+29.9117+129.4200/+29.9200+129.4157/+29.9400+129.4057/+29.9514+129.4000/+29.9600+129.3923/+29.9800+129.3815/+29.9831+129.3800/+30.0000+129.3709/+30.0200+129.3684/+30.0400+129.3609/+30.0600+129.3678/+30.0613+129.3800/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6748+129.7000/+29.6600+129.7134/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6215+129.7000/+29.6400+129.6815/+29.6600+129.6849/+29.6748+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-08-29T18:00:00+09:00 2026-08-29T21:00:00+09:00 降灰 70 +30.0560+129.3800/+30.0579+129.4000/+30.0400+129.4177/+30.0380+129.4200/+30.0266+129.4400/+30.0200+129.4466/+30.0018+129.4600/+30.0000+129.4609/+29.9800+129.4799/+29.9799+129.4800/+29.9600+129.4969/+29.9551+129.5000/+29.9400+129.5085/+29.9320+129.5200/+29.9200+129.5321/+29.9121+129.5400/+29.9000+129.5500/+29.8800+129.5580/+29.8762+129.5600/+29.8600+129.5717/+29.8442+129.5800/+29.8400+129.5839/+29.8200+129.5990/+29.8189+129.6000/+29.8000+129.6180/+29.7975+129.6200/+29.7800+129.6369/+29.7756+129.6400/+29.7600+129.6555/+29.7510+129.6600/+29.7400+129.6710/+29.7200+129.6799/+29.7200+129.6800/+29.7000+129.6998/+29.6999+129.7000/+29.6800+129.7198/+29.6798+129.7200/+29.6600+129.7398/+29.6400+129.7399/+29.6201+129.7200/+29.6201+129.7000/+29.6334+129.6800/+29.6400+129.6734/+29.6600+129.6601/+29.6603+129.6600/+29.6800+129.6403/+29.6809+129.6400/+29.7000+129.6209/+29.7021+129.6200/+29.7200+129.6021/+29.7244+129.6000/+29.7400+129.5844/+29.7475+129.5800/+29.7600+129.5675/+29.7737+129.5600/+29.7800+129.5537/+29.7991+129.5400/+29.8000+129.5391/+29.8200+129.5206/+29.8209+129.5200/+29.8317+129.5000/+29.8400+129.4872/+29.8477+129.4800/+29.8600+129.4697/+29.8773+129.4600/+29.8800+129.4582/+29.9000+129.4439/+29.9070+129.4400/+29.9200+129.4229/+29.9239+129.4200/+29.9400+129.4093/+29.9561+129.4000/+29.9600+129.3963/+29.9800+129.3825/+29.9845+129.3800/+30.0000+129.3708/+30.0200+129.3693/+30.0400+129.3637/+30.0560+129.3800/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6738+129.7000/+29.6600+129.7125/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6215+129.7000/+29.6400+129.6815/+29.6600+129.6859/+29.6738+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、２９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。 　２９日３時から２９日２１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 　２９日０３時から０６時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２９日０６時から０９時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２９日０９時から１２時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２９日１２時から１５時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２９日１５時から１８時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２９日１８時から２１時まで　北西　　　　　　５０ｋｍ　　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。