2026-09-06T23:00:00Z 通常 気象庁本庁 気象庁 2026-09-07T08:00:00+09:00 2026-09-07T09:00:00+09:00 2026-09-08T03:00:00+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西方向、７日２１時から２４時までは火口から南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 2026-09-07T09:00:00+09:00 2026-09-07T12:00:00+09:00 降灰 70 +29.6590+129.6800/+29.6600+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7397/+29.6003+129.7200/+29.6000+129.7198/+29.5800+129.7130/+29.5669+129.7000/+29.5600+129.6974/+29.5412+129.6800/+29.5400+129.6790/+29.5200+129.6687/+29.5105+129.6600/+29.5000+129.6528/+29.4838+129.6400/+29.4800+129.6364/+29.4632+129.6200/+29.4600+129.6158/+29.4446+129.6000/+29.4400+129.5949/+29.4242+129.5800/+29.4200+129.5758/+29.4021+129.5600/+29.4000+129.5580/+29.3800+129.5444/+29.3747+129.5400/+29.3600+129.5260/+29.3544+129.5200/+29.3406+129.5000/+29.3400+129.4993/+29.3200+129.4856/+29.3140+129.4800/+29.3000+129.4689/+29.2911+129.4600/+29.2800+129.4457/+29.2739+129.4400/+29.2600+129.4218/+29.2583+129.4200/+29.2409+129.4000/+29.2400+129.3963/+29.2345+129.3800/+29.2226+129.3600/+29.2269+129.3400/+29.2400+129.3365/+29.2600+129.3389/+29.2628+129.3400/+29.2800+129.3482/+29.3000+129.3534/+29.3069+129.3600/+29.3200+129.3669/+29.3400+129.3780/+29.3431+129.3800/+29.3600+129.3925/+29.3684+129.4000/+29.3800+129.4065/+29.3939+129.4200/+29.4000+129.4259/+29.4149+129.4400/+29.4200+129.4429/+29.4400+129.4547/+29.4452+129.4600/+29.4600+129.4754/+29.4637+129.4800/+29.4748+129.5000/+29.4800+129.5048/+29.4951+129.5200/+29.5000+129.5239/+29.5166+129.5400/+29.5200+129.5428/+29.5366+129.5600/+29.5400+129.5628/+29.5570+129.5800/+29.5600+129.5830/+29.5767+129.6000/+29.5800+129.6030/+29.5967+129.6200/+29.6000+129.6227/+29.6172+129.6400/+29.6200+129.6424/+29.6376+129.6600/+29.6400+129.6610/+29.6590+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+129.7074/+29.6117+129.7000/+29.6200+129.6867/+29.6400+129.6804/+29.6588+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 +29.6599+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7389/+29.5809+129.7200/+29.5800+129.7199/+29.5600+129.7193/+29.5400+129.7173/+29.5200+129.7095/+29.5071+129.7000/+29.5000+129.6992/+29.4800+129.6968/+29.4600+129.6916/+29.4400+129.6837/+29.4344+129.6800/+29.4200+129.6764/+29.4000+129.6731/+29.3800+129.6679/+29.3600+129.6611/+29.3577+129.6600/+29.3400+129.6509/+29.3200+129.6460/+29.3054+129.6400/+29.3000+129.6378/+29.2800+129.6261/+29.2676+129.6200/+29.2600+129.6154/+29.2414+129.6000/+29.2400+129.5983/+29.2200+129.5839/+29.2150+129.5800/+29.2000+129.5662/+29.1897+129.5600/+29.1800+129.5437/+29.1774+129.5400/+29.1800+129.5327/+29.1897+129.5200/+29.2000+129.5147/+29.2200+129.5092/+29.2400+129.5052/+29.2600+129.5048/+29.2800+129.5045/+29.3000+129.5099/+29.3200+129.5167/+29.3342+129.5200/+29.3400+129.5207/+29.3600+129.5248/+29.3800+129.5293/+29.4000+129.5367/+29.4039+129.5400/+29.4200+129.5488/+29.4400+129.5542/+29.4496+129.5600/+29.4600+129.5639/+29.4800+129.5749/+29.4860+129.5800/+29.5000+129.5869/+29.5142+129.6000/+29.5200+129.6019/+29.5400+129.6105/+29.5493+129.6200/+29.5600+129.6227/+29.5794+129.6400/+29.5800+129.6401/+29.6000+129.6465/+29.6135+129.6600/+29.6200+129.6606/+29.6397+129.6800/+29.6400+129.6800/+29.6599+129.7000/ 南 50 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/+29.6200+129.7240/+29.6160+129.7200/+29.6061+129.7000/+29.6200+129.6865/+29.6400+129.6812/+29.6588+129.7000/ 南 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+129.7392/+29.5808+129.7200/+29.5800+129.7199/+29.5600+129.7196/+29.5400+129.7179/+29.5200+129.7038/+29.5156+129.7000/+29.5000+129.6993/+29.4800+129.6975/+29.4600+129.6928/+29.4400+129.6846/+29.4319+129.6800/+29.4200+129.6786/+29.4000+129.6761/+29.3800+129.6727/+29.3600+129.6737/+29.3400+129.6681/+29.3200+129.6611/+29.3168+129.6600/+29.3000+129.6563/+29.2800+129.6550/+29.2600+129.6460/+29.2513+129.6400/+29.2400+129.6364/+29.2200+129.6328/+29.2000+129.6277/+29.1800+129.6267/+29.1600+129.6207/+29.1579+129.6200/+29.1400+129.6131/+29.1200+129.6031/+29.1152+129.6000/+29.1029+129.5800/+29.1000+129.5766/+29.0800+129.5694/+29.0600+129.5627/+29.0541+129.5600/+29.0600+129.5541/+29.0800+129.5450/+29.0987+129.5400/+29.1000+129.5399/+29.1200+129.5366/+29.1400+129.5339/+29.1600+129.5335/+29.1800+129.5350/+29.2000+129.5367/+29.2184+129.5400/+29.2200+129.5402/+29.2400+129.5408/+29.2600+129.5473/+29.2800+129.5599/+29.2801+129.5600/+29.3000+129.5625/+29.3200+129.5661/+29.3400+129.5680/+29.3600+129.5711/+29.3800+129.5790/+29.3812+129.5800/+29.3995+129.6000/+29.4000+129.6002/+29.4200+129.6018/+29.4400+129.6038/+29.4600+129.6112/+29.4800+129.6195/+29.4805+129.6200/+29.5000+129.6219/+29.5200+129.6324/+29.5328+129.6400/+29.5400+129.6402/+29.5600+129.6426/+29.5800+129.6588/+29.5812+129.6600/+29.6000+129.6603/+29.6200+129.6660/+29.6340+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 +29.6587+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7295/+29.6105+129.7200/+29.6026+129.7000/+29.6200+129.6854/+29.6400+129.6813/+29.6587+129.7000/ 南 3 鹿児島県十島村 4630400 2026-09-07T18:00:00+09:00 2026-09-07T21:00:00+09:00 降灰 70 +29.6599+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7392/+29.5807+129.7200/+29.5800+129.7199/+29.5600+129.7195/+29.5400+129.7168/+29.5212+129.7000/+29.5200+129.6998/+29.5000+129.6985/+29.4800+129.6949/+29.4601+129.6800/+29.4600+129.6800/+29.4400+129.6776/+29.4200+129.6730/+29.4021+129.6600/+29.4000+129.6593/+29.3800+129.6562/+29.3600+129.6576/+29.3400+129.6506/+29.3200+129.6419/+29.3163+129.6400/+29.3000+129.6322/+29.2800+129.6256/+29.2613+129.6200/+29.2600+129.6195/+29.2400+129.6077/+29.2280+129.6000/+29.2200+129.5964/+29.2000+129.5875/+29.1800+129.5812/+29.1767+129.5800/+29.1600+129.5734/+29.1400+129.5645/+29.1312+129.5600/+29.1200+129.5492/+29.1101+129.5400/+29.1000+129.5298/+29.0800+129.5201/+29.0799+129.5200/+29.0600+129.5129/+29.0400+129.5055/+29.0294+129.5000/+29.0400+129.4878/+29.0600+129.4810/+29.0800+129.4810/+29.1000+129.4810/+29.1200+129.4817/+29.1400+129.4823/+29.1600+129.4848/+29.1800+129.4896/+29.2000+129.4948/+29.2103+129.5000/+29.2200+129.5032/+29.2400+129.5065/+29.2600+129.5109/+29.2800+129.5161/+29.2871+129.5200/+29.3000+129.5231/+29.3200+129.5299/+29.3400+129.5400/+29.3600+129.5466/+29.3800+129.5559/+29.3868+129.5600/+29.4000+129.5625/+29.4200+129.5757/+29.4258+129.5800/+29.4400+129.5833/+29.4600+129.5899/+29.4735+129.6000/+29.4800+129.6016/+29.5000+129.6077/+29.5146+129.6200/+29.5200+129.6211/+29.5400+129.6261/+29.5549+129.6400/+29.5600+129.6406/+29.5800+129.6448/+29.5957+129.6600/+29.6000+129.6602/+29.6200+129.6617/+29.6387+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 +29.6588+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7241/+29.6159+129.7200/+29.6030+129.7000/+29.6200+129.6834/+29.6400+129.6812/+29.6588+129.7000/ 南 3 鹿児島県十島村 4630400 2026-09-07T21:00:00+09:00 2026-09-08T00:00:00+09:00 降灰 70 +29.6599+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7385/+29.5815+129.7200/+29.5800+129.7198/+29.5600+129.7188/+29.5400+129.7079/+29.5313+129.7000/+29.5200+129.6989/+29.5000+129.6948/+29.4805+129.6800/+29.4800+129.6799/+29.4600+129.6760/+29.4400+129.6619/+29.4374+129.6600/+29.4200+129.6560/+29.4000+129.6489/+29.3899+129.6400/+29.3800+129.6358/+29.3600+129.6350/+29.3405+129.6200/+29.3400+129.6198/+29.3200+129.6143/+29.3000+129.6053/+29.2917+129.6000/+29.2800+129.5928/+29.2600+129.5847/+29.2523+129.5800/+29.2400+129.5693/+29.2286+129.5600/+29.2200+129.5534/+29.2042+129.5400/+29.2000+129.5351/+29.1800+129.5237/+29.1743+129.5200/+29.1600+129.5096/+29.1469+129.5000/+29.1445+129.4800/+29.1400+129.4668/+29.1368+129.4600/+29.1400+129.4571/+29.1600+129.4523/+29.1800+129.4545/+29.2000+129.4557/+29.2121+129.4600/+29.2200+129.4619/+29.2400+129.4646/+29.2600+129.4724/+29.2715+129.4800/+29.2800+129.4827/+29.3000+129.4897/+29.3200+129.4972/+29.3229+129.5000/+29.3400+129.5121/+29.3557+129.5200/+29.3600+129.5219/+29.3800+129.5299/+29.3971+129.5400/+29.4000+129.5414/+29.4146+129.5600/+29.4200+129.5623/+29.4400+129.5711/+29.4513+129.5800/+29.4600+129.5819/+29.4800+129.5938/+29.4865+129.6000/+29.5000+129.6030/+29.5200+129.6154/+29.5248+129.6200/+29.5400+129.6226/+29.5585+129.6400/+29.5600+129.6402/+29.5800+129.6420/+29.5983+129.6600/+29.6000+129.6601/+29.6200+129.6610/+29.6392+129.6800/+29.6400+129.6801/+29.6599+129.7000/ 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/+29.6206+129.7200/+29.6200+129.7155/+29.6052+129.7000/+29.6200+129.6849/+29.6400+129.6812/+29.6588+129.7000/ 南西 3 鹿児島県十島村 4630400 2026-09-08T00:00:00+09:00 2026-09-08T03:00:00+09:00 降灰 70 +29.6599+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7399/+29.6000+129.7399/+29.5800+129.7394/+29.5600+129.7382/+29.5400+129.7353/+29.5200+129.7304/+29.5017+129.7200/+29.5000+129.7199/+29.4800+129.7190/+29.4600+129.7177/+29.4400+129.7156/+29.4200+129.7106/+29.4000+129.7089/+29.3800+129.7052/+29.3600+129.7091/+29.3400+129.7047/+29.3234+129.7000/+29.3200+129.6993/+29.3000+129.6938/+29.2800+129.6893/+29.2600+129.6821/+29.2554+129.6800/+29.2400+129.6767/+29.2200+129.6736/+29.2000+129.6695/+29.1800+129.6707/+29.1600+129.6648/+29.1438+129.6600/+29.1400+129.6577/+29.1200+129.6481/+29.1053+129.6400/+29.1000+129.6299/+29.0944+129.6200/+29.0800+129.6004/+29.0796+129.6000/+29.0800+129.5999/+29.1000+129.5946/+29.1200+129.5899/+29.1400+129.5862/+29.1600+129.5838/+29.1800+129.5825/+29.2000+129.5813/+29.2200+129.5831/+29.2400+129.5821/+29.2600+129.5829/+29.2800+129.5837/+29.3000+129.5880/+29.3200+129.5948/+29.3400+129.5961/+29.3600+129.5998/+29.3608+129.6000/+29.3800+129.6030/+29.4000+129.6187/+29.4029+129.6200/+29.4200+129.6215/+29.4400+129.6230/+29.4600+129.6255/+29.4800+129.6326/+29.4905+129.6400/+29.5000+129.6408/+29.5200+129.6421/+29.5400+129.6456/+29.5564+129.6600/+29.5600+129.6602/+29.5800+129.6605/+29.6000+129.6618/+29.6190+129.6800/+29.6200+129.6800/+29.6400+129.6801/+29.6599+129.7000/ 南 60 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/+29.6200+129.7323/+29.6066+129.7200/+29.6046+129.7000/+29.6200+129.6871/+29.6400+129.6816/+29.6584+129.7000/ 南 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西方向、７日２１時から２４時までは火口から南西方向に降灰が予想されます。 　７日９時から８日３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０９時から１２時まで　南西　　　　　　６０ｋｍ　　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　　　　　 　０７日１８時から２１時まで　南　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０７日２１時から２４時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日００時から０３時まで　南　　　　　　　６０ｋｍ　　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。