2026-09-06T14:00:00Z 通常 気象庁本庁 気象庁 2026-09-06T23:00:00+09:00 2026-09-07T00:00:00+09:00 2026-09-07T18:00:00+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、７日０９時から１２時までは火口から南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 2026-09-07T00:00:00+09:00 2026-09-07T03:00:00+09:00 降灰 70 +29.6572+129.6800/+29.6600+129.7000/+29.6600+129.7200/+29.6400+129.7398/+29.6200+129.7397/+29.6003+129.7200/+29.6000+129.7199/+29.5800+129.7169/+29.5631+129.7000/+29.5600+129.6990/+29.5403+129.6800/+29.5400+129.6798/+29.5200+129.6739/+29.5055+129.6600/+29.5000+129.6572/+29.4805+129.6400/+29.4800+129.6396/+29.4600+129.6270/+29.4524+129.6200/+29.4400+129.6137/+29.4240+129.6000/+29.4200+129.5965/+29.4014+129.5800/+29.4000+129.5789/+29.3800+129.5749/+29.3673+129.5600/+29.3600+129.5543/+29.3435+129.5400/+29.3400+129.5357/+29.3222+129.5200/+29.3200+129.5178/+29.3000+129.5066/+29.2927+129.5000/+29.2800+129.4815/+29.2784+129.4800/+29.2600+129.4665/+29.2506+129.4600/+29.2400+129.4469/+29.2336+129.4400/+29.2200+129.4259/+29.2142+129.4200/+29.2000+129.4061/+29.1935+129.4000/+29.1829+129.3800/+29.1800+129.3756/+29.1670+129.3600/+29.1600+129.3470/+29.1553+129.3400/+29.1517+129.3200/+29.1400+129.3054/+29.1363+129.3000/+29.1400+129.2971/+29.1600+129.2958/+29.1703+129.3000/+29.1800+129.3067/+29.2000+129.3103/+29.2102+129.3200/+29.2200+129.3280/+29.2376+129.3400/+29.2400+129.3415/+29.2600+129.3538/+29.2680+129.3600/+29.2800+129.3673/+29.2974+129.3800/+29.3000+129.3817/+29.3177+129.4000/+29.3200+129.4012/+29.3400+129.4111/+29.3525+129.4200/+29.3600+129.4269/+29.3699+129.4400/+29.3800+129.4462/+29.3954+129.4600/+29.4000+129.4636/+29.4200+129.4762/+29.4246+129.4800/+29.4400+129.4955/+29.4433+129.5000/+29.4580+129.5200/+29.4600+129.5213/+29.4797+129.5400/+29.4800+129.5401/+29.5000+129.5545/+29.5057+129.5600/+29.5200+129.5699/+29.5323+129.5800/+29.5400+129.5833/+29.5554+129.5800/+29.5469+129.5600/+29.5529+129.5400/+29.5600+129.5366/+29.5622+129.5400/+29.5781+129.5600/+29.5800+129.5628/+29.5872+129.5800/+29.5996+129.6000/+29.6000+129.6003/+29.6121+129.6200/+29.6200+129.6353/+29.6243+129.6400/+29.6364+129.6600/+29.6400+129.6625/+29.6572+129.6800/ +29.5641+129.6000/+29.5600+129.6014/+29.5573+129.6000/+29.5600+129.5856/+29.5641+129.6000/ 南西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6200+129.7135/+29.6048+129.7000/+29.6127+129.6800/+29.6200+129.6750/+29.6377+129.6800/+29.6400+129.6800/+29.6588+129.7000/ 南西 4 鹿児島県十島村 4630400 2026-09-07T03:00:00+09:00 2026-09-07T06:00:00+09:00 降灰 70 +29.6543+129.6800/+29.6599+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7361/+29.5839+129.7200/+29.5800+129.7196/+29.5600+129.7165/+29.5426+129.7000/+29.5400+129.6994/+29.5200+129.6964/+29.5005+129.6800/+29.5000+129.6798/+29.4800+129.6753/+29.4600+129.6613/+29.4584+129.6600/+29.4400+129.6527/+29.4224+129.6400/+29.4200+129.6382/+29.4000+129.6318/+29.3800+129.6206/+29.3791+129.6200/+29.3600+129.6047/+29.3541+129.6000/+29.3400+129.5877/+29.3279+129.5800/+29.3200+129.5745/+29.3000+129.5607/+29.2994+129.5600/+29.2827+129.5400/+29.2800+129.5363/+29.2610+129.5200/+29.2600+129.5188/+29.2465+129.5000/+29.2400+129.4881/+29.2319+129.4800/+29.2200+129.4681/+29.2126+129.4600/+29.2000+129.4417/+29.1987+129.4400/+29.1886+129.4200/+29.1800+129.4065/+29.1751+129.4000/+29.1800+129.3953/+29.2000+129.3849/+29.2200+129.3904/+29.2400+129.3951/+29.2511+129.4000/+29.2600+129.4049/+29.2800+129.4123/+29.2934+129.4200/+29.3000+129.4239/+29.3200+129.4364/+29.3244+129.4400/+29.3400+129.4477/+29.3600+129.4598/+29.3604+129.4600/+29.3800+129.4695/+29.3948+129.4800/+29.4000+129.4831/+29.4200+129.4984/+29.4216+129.5000/+29.4400+129.5188/+29.4409+129.5200/+29.4600+129.5308/+29.4706+129.5400/+29.4800+129.5456/+29.4945+129.5600/+29.5000+129.5633/+29.5171+129.5800/+29.5200+129.5818/+29.5400+129.5972/+29.5427+129.6000/+29.5600+129.6092/+29.5709+129.6200/+29.5800+129.6247/+29.5955+129.6400/+29.6000+129.6414/+29.6186+129.6600/+29.6200+129.6603/+29.6400+129.6657/+29.6543+129.6800/ 南西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6200+129.7118/+29.6064+129.7000/+29.6200+129.6823/+29.6400+129.6812/+29.6588+129.7000/ 南西 3 鹿児島県十島村 4630400 2026-09-07T06:00:00+09:00 2026-09-07T09:00:00+09:00 降灰 70 +29.6600+129.7000/+29.6600+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7373/+29.5827+129.7200/+29.5800+129.7198/+29.5600+129.7177/+29.5416+129.7000/+29.5400+129.6997/+29.5200+129.6977/+29.5000+129.6851/+29.4943+129.6800/+29.4800+129.6779/+29.4600+129.6705/+29.4462+129.6600/+29.4400+129.6582/+29.4200+129.6504/+29.4037+129.6400/+29.4000+129.6388/+29.3800+129.6339/+29.3600+129.6275/+29.3512+129.6200/+29.3400+129.6151/+29.3200+129.6080/+29.3057+129.6000/+29.3000+129.5965/+29.2800+129.5844/+29.2696+129.5800/+29.2600+129.5746/+29.2440+129.5600/+29.2400+129.5562/+29.2200+129.5456/+29.2124+129.5400/+29.2000+129.5275/+29.1849+129.5200/+29.1800+129.5174/+29.1600+129.5062/+29.1502+129.5000/+29.1499+129.4800/+29.1485+129.4600/+29.1600+129.4563/+29.1800+129.4568/+29.2000+129.4571/+29.2124+129.4600/+29.2200+129.4613/+29.2400+129.4630/+29.2600+129.4707/+29.2721+129.4800/+29.2800+129.4831/+29.3000+129.4875/+29.3200+129.4911/+29.3325+129.5000/+29.3400+129.5040/+29.3600+129.5064/+29.3800+129.5137/+29.3901+129.5200/+29.4000+129.5232/+29.4173+129.5400/+29.4200+129.5428/+29.4400+129.5526/+29.4477+129.5600/+29.4600+129.5656/+29.4763+129.5800/+29.4800+129.5816/+29.5000+129.5946/+29.5066+129.6000/+29.5200+129.6035/+29.5379+129.6200/+29.5400+129.6205/+29.5600+129.6296/+29.5715+129.6400/+29.5800+129.6410/+29.6000+129.6585/+29.6016+129.6600/+29.6200+129.6609/+29.6392+129.6800/+29.6400+129.6800/+29.6600+129.7000/ 南西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6586+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6200+129.7095/+29.6086+129.7000/+29.6200+129.6889/+29.6400+129.6814/+29.6586+129.7000/ 南西 3 鹿児島県十島村 4630400 2026-09-07T09:00:00+09:00 2026-09-07T12:00:00+09:00 降灰 70 +29.6600+129.7000/+29.6600+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7392/+29.5802+129.7200/+29.5800+129.7200/+29.5600+129.7194/+29.5400+129.7175/+29.5200+129.7102/+29.5066+129.7000/+29.5000+129.6992/+29.4800+129.6972/+29.4600+129.6925/+29.4405+129.6800/+29.4400+129.6799/+29.4200+129.6777/+29.4000+129.6744/+29.3800+129.6664/+29.3600+129.6688/+29.3400+129.6641/+29.3308+129.6600/+29.3200+129.6550/+29.3000+129.6472/+29.2800+129.6427/+29.2746+129.6400/+29.2600+129.6333/+29.2400+129.6229/+29.2305+129.6200/+29.2200+129.6166/+29.2000+129.6066/+29.1830+129.6000/+29.2000+129.5885/+29.2088+129.5800/+29.2200+129.5724/+29.2400+129.5682/+29.2600+129.5643/+29.2800+129.5621/+29.3000+129.5624/+29.3200+129.5644/+29.3400+129.5678/+29.3600+129.5701/+29.3800+129.5729/+29.3902+129.5800/+29.4000+129.5857/+29.4200+129.5931/+29.4400+129.5973/+29.4464+129.6000/+29.4600+129.6020/+29.4800+129.6128/+29.4888+129.6200/+29.5000+129.6211/+29.5200+129.6253/+29.5393+129.6400/+29.5400+129.6401/+29.5600+129.6415/+29.5800+129.6528/+29.5875+129.6600/+29.6000+129.6603/+29.6200+129.6635/+29.6365+129.6800/+29.6400+129.6800/+29.6600+129.7000/ 南 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6575+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6205+129.7200/+29.6200+129.7077/+29.6152+129.7000/+29.6200+129.6959/+29.6400+129.6825/+29.6575+129.7000/ 南西 3 鹿児島県十島村 4630400 2026-09-07T12:00:00+09:00 2026-09-07T15:00:00+09:00 降灰 70 +29.6600+129.7000/+29.6600+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7392/+29.5802+129.7200/+29.5800+129.7200/+29.5600+129.7195/+29.5400+129.7176/+29.5200+129.7109/+29.5055+129.7000/+29.5000+129.6993/+29.4800+129.6973/+29.4600+129.6926/+29.4400+129.6806/+29.4389+129.6800/+29.4200+129.6770/+29.4000+129.6717/+29.3800+129.6679/+29.3600+129.6694/+29.3406+129.6600/+29.3400+129.6597/+29.3200+129.6540/+29.3000+129.6460/+29.2891+129.6400/+29.2800+129.6356/+29.2600+129.6298/+29.2400+129.6200/+29.2200+129.6087/+29.2084+129.6000/+29.2044+129.5800/+29.2015+129.5600/+29.2200+129.5448/+29.2400+129.5422/+29.2600+129.5436/+29.2800+129.5450/+29.3000+129.5492/+29.3180+129.5600/+29.3200+129.5605/+29.3400+129.5625/+29.3600+129.5648/+29.3800+129.5667/+29.3963+129.5800/+29.4000+129.5819/+29.4200+129.5865/+29.4400+129.5802/+29.4403+129.5800/+29.4600+129.5691/+29.4750+129.5800/+29.4800+129.5834/+29.5000+129.5934/+29.5062+129.6000/+29.5200+129.6134/+29.5280+129.6200/+29.5400+129.6250/+29.5600+129.6347/+29.5660+129.6400/+29.5800+129.6437/+29.5975+129.6600/+29.6000+129.6601/+29.6200+129.6620/+29.6380+129.6800/+29.6400+129.6801/+29.6600+129.7000/ 南 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6584+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6204+129.7200/+29.6200+129.7155/+29.6073+129.7000/+29.6200+129.6889/+29.6400+129.6816/+29.6584+129.7000/ 南西 3 鹿児島県十島村 4630400 2026-09-07T15:00:00+09:00 2026-09-07T18:00:00+09:00 降灰 70 +29.6599+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7338/+29.5862+129.7200/+29.5800+129.7198/+29.5600+129.7171/+29.5424+129.7000/+29.5400+129.6996/+29.5200+129.6980/+29.5000+129.6873/+29.4912+129.6800/+29.4800+129.6786/+29.4600+129.6744/+29.4400+129.6609/+29.4388+129.6600/+29.4200+129.6562/+29.4000+129.6497/+29.3847+129.6400/+29.3800+129.6387/+29.3685+129.6400/+29.3600+129.6438/+29.3522+129.6400/+29.3400+129.6347/+29.3200+129.6234/+29.3155+129.6200/+29.3000+129.6153/+29.2800+129.6137/+29.2600+129.6027/+29.2567+129.6000/+29.2400+129.5929/+29.2200+129.5875/+29.2004+129.5800/+29.2000+129.5798/+29.1800+129.5735/+29.1600+129.5644/+29.1504+129.5600/+29.1400+129.5510/+29.1231+129.5400/+29.1200+129.5365/+29.1016+129.5200/+29.1000+129.5188/+29.0800+129.5086/+29.0600+129.5007/+29.0586+129.5000/+29.0600+129.4992/+29.0800+129.4930/+29.1000+129.4888/+29.1200+129.4851/+29.1400+129.4823/+29.1600+129.4813/+29.1800+129.4815/+29.2000+129.4817/+29.2200+129.4841/+29.2400+129.4887/+29.2600+129.4934/+29.2800+129.4978/+29.2886+129.5000/+29.3000+129.5033/+29.3200+129.5104/+29.3400+129.5185/+29.3430+129.5200/+29.3600+129.5257/+29.3800+129.5339/+29.3901+129.5400/+29.4000+129.5452/+29.4114+129.5600/+29.4200+129.5631/+29.4400+129.5703/+29.4512+129.5800/+29.4600+129.5820/+29.4800+129.5889/+29.4919+129.6000/+29.5000+129.6017/+29.5200+129.6129/+29.5272+129.6200/+29.5400+129.6215/+29.5598+129.6400/+29.5600+129.6400/+29.5800+129.6411/+29.5992+129.6600/+29.6000+129.6601/+29.6200+129.6606/+29.6394+129.6800/+29.6400+129.6801/+29.6599+129.7000/ 南 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6585+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6200+129.7147/+29.6028+129.7000/+29.6200+129.6852/+29.6400+129.6815/+29.6585+129.7000/ 南西 3 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、７日０９時から１２時までは火口から南方向に降灰が予想されます。 　７日０時から７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 　０７日００時から０３時まで　南西　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　０７日０３時から０６時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０７日０６時から０９時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０７日０９時から１２時まで　南　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０７日１２時から１５時まで　南　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０７日１５時から１８時まで　南　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　 　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。