2026-10-10T17:00:00Z 通常 気象庁本庁 気象庁 2026-10-11T02:00:00+09:00 2026-10-11T03:00:00+09:00 2026-10-11T21:00:00+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 2026-10-11T03:00:00+09:00 2026-10-11T06:00:00+09:00 降灰 70 +29.9832+129.2400/+29.9800+129.2554/+29.9794+129.2600/+29.9715+129.2800/+29.9667+129.3000/+29.9600+129.3095/+29.9523+129.3200/+29.9416+129.3400/+29.9400+129.3421/+29.9280+129.3600/+29.9200+129.3699/+29.9142+129.3800/+29.9039+129.4000/+29.9000+129.4073/+29.8892+129.4200/+29.8800+129.4266/+29.8720+129.4400/+29.8600+129.4570/+29.8583+129.4600/+29.8461+129.4800/+29.8400+129.4873/+29.8200+129.5000/+29.8098+129.5200/+29.8000+129.5304/+29.7948+129.5400/+29.7800+129.5559/+29.7780+129.5600/+29.7630+129.5800/+29.7600+129.5833/+29.7539+129.6000/+29.7400+129.6140/+29.7378+129.6200/+29.7200+129.6384/+29.7197+129.6400/+29.7142+129.6600/+29.7000+129.6756/+29.6997+129.6800/+29.6908+129.7000/+29.6800+129.7045/+29.6794+129.7200/+29.6600+129.7392/+29.6400+129.7397/+29.6203+129.7200/+29.6200+129.7000/+29.6202+129.6800/+29.6349+129.6600/+29.6400+129.6549/+29.6406+129.6400/+29.6600+129.6200/+29.6614+129.6000/+29.6800+129.5804/+29.6802+129.5800/+29.6830+129.5600/+29.7000+129.5414/+29.7005+129.5400/+29.7048+129.5200/+29.7200+129.5031/+29.7214+129.5000/+29.7279+129.4800/+29.7400+129.4667/+29.7433+129.4600/+29.7545+129.4400/+29.7600+129.4270/+29.7619+129.4200/+29.7728+129.4000/+29.7800+129.3903/+29.7901+129.3800/+29.8000+129.3652/+29.8034+129.3600/+29.8150+129.3400/+29.8200+129.3324/+29.8311+129.3200/+29.8400+129.3091/+29.8476+129.3000/+29.8600+129.2851/+29.8643+129.2800/+29.8800+129.2633/+29.8852+129.2600/+29.9000+129.2454/+29.9142+129.2400/+29.9200+129.2371/+29.9400+129.2243/+29.9550+129.2200/+29.9600+129.2179/+29.9663+129.2200/+29.9800+129.2320/+29.9832+129.2400/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6753+129.7000/+29.6600+129.7153/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6801/+29.6753+129.7000/ 北西 2 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 +30.0158+129.2400/+30.0151+129.2600/+30.0059+129.2800/+30.0000+129.2981/+29.9995+129.3000/+29.9868+129.3200/+29.9800+129.3334/+29.9770+129.3400/+29.9619+129.3600/+29.9600+129.3615/+29.9477+129.3800/+29.9400+129.3900/+29.9313+129.4000/+29.9200+129.4121/+29.9157+129.4200/+29.9000+129.4376/+29.8979+129.4400/+29.8800+129.4589/+29.8794+129.4600/+29.8677+129.4800/+29.8600+129.4878/+29.8505+129.5000/+29.8400+129.5092/+29.8247+129.5200/+29.8200+129.5249/+29.8085+129.5400/+29.8000+129.5486/+29.7928+129.5600/+29.7800+129.5731/+29.7767+129.5800/+29.7600+129.5976/+29.7589+129.6000/+29.7412+129.6200/+29.7400+129.6214/+29.7334+129.6400/+29.7200+129.6528/+29.7186+129.6600/+29.7000+129.6788/+29.6998+129.6800/+29.6844+129.7000/+29.6800+129.7044/+29.6795+129.7200/+29.6600+129.7394/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6203+129.6800/+29.6400+129.6603/+29.6401+129.6600/+29.6443+129.6400/+29.6600+129.6243/+29.6609+129.6200/+29.6800+129.6006/+29.6804+129.6000/+29.6854+129.5800/+29.7000+129.5652/+29.7018+129.5600/+29.7200+129.5407/+29.7205+129.5400/+29.7281+129.5200/+29.7400+129.5076/+29.7438+129.5000/+29.7600+129.4820/+29.7613+129.4800/+29.7714+129.4600/+29.7790+129.4400/+29.7800+129.4384/+29.7896+129.4200/+29.8000+129.4066/+29.8054+129.4000/+29.8200+129.3882/+29.8285+129.3800/+29.8400+129.3646/+29.8451+129.3600/+29.8567+129.3400/+29.8600+129.3363/+29.8800+129.3221/+29.8831+129.3200/+29.8985+129.3000/+29.9000+129.2978/+29.9200+129.2808/+29.9209+129.2800/+29.9400+129.2636/+29.9481+129.2600/+29.9600+129.2528/+29.9800+129.2441/+29.9847+129.2400/+30.0000+129.2280/+30.0158+129.2400/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6737+129.7000/+29.6600+129.7137/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6819/+29.6737+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 +30.0246+129.3000/+30.0200+129.3068/+30.0124+129.3200/+30.0032+129.3400/+30.0000+129.3445/+29.9906+129.3600/+29.9800+129.3746/+29.9770+129.3800/+29.9610+129.4000/+29.9600+129.4009/+29.9484+129.4200/+29.9400+129.4320/+29.9338+129.4400/+29.9200+129.4531/+29.9147+129.4600/+29.9000+129.4751/+29.8949+129.4800/+29.8800+129.4904/+29.8728+129.5000/+29.8600+129.5183/+29.8571+129.5200/+29.8400+129.5292/+29.8335+129.5400/+29.8200+129.5538/+29.8143+129.5600/+29.8000+129.5738/+29.7959+129.5800/+29.7800+129.5965/+29.7776+129.6000/+29.7600+129.6173/+29.7582+129.6200/+29.7400+129.6386/+29.7393+129.6400/+29.7200+129.6595/+29.7198+129.6600/+29.7048+129.6800/+29.7000+129.6848/+29.6966+129.7000/+29.6800+129.7166/+29.6796+129.7200/+29.6600+129.7396/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6204+129.6800/+29.6400+129.6604/+29.6402+129.6600/+29.6600+129.6400/+29.6632+129.6200/+29.6800+129.6032/+29.6815+129.6000/+29.7000+129.5809/+29.7006+129.5800/+29.7109+129.5600/+29.7200+129.5506/+29.7248+129.5400/+29.7400+129.5242/+29.7430+129.5200/+29.7600+129.5017/+29.7615+129.5000/+29.7765+129.4800/+29.7800+129.4763/+29.7871+129.4600/+29.8000+129.4407/+29.8008+129.4400/+29.8188+129.4200/+29.8200+129.4190/+29.8369+129.4000/+29.8400+129.3965/+29.8560+129.3800/+29.8600+129.3752/+29.8800+129.3634/+29.8852+129.3600/+29.9000+129.3431/+29.9037+129.3400/+29.9200+129.3295/+29.9366+129.3200/+29.9400+129.3164/+29.9600+129.3062/+29.9696+129.3000/+29.9800+129.2928/+29.9984+129.2800/+30.0000+129.2788/+30.0029+129.2800/+30.0200+129.2928/+30.0246+129.3000/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6724+129.7000/+29.6715+129.7200/+29.6600+129.7315/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6839/+29.6724+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 +30.0069+129.3600/+30.0081+129.3800/+30.0102+129.4000/+30.0000+129.4105/+29.9913+129.4200/+29.9800+129.4340/+29.9756+129.4400/+29.9600+129.4523/+29.9528+129.4600/+29.9400+129.4735/+29.9338+129.4800/+29.9200+129.4901/+29.9111+129.5000/+29.9000+129.5129/+29.8935+129.5200/+29.8800+129.5321/+29.8711+129.5400/+29.8600+129.5468/+29.8414+129.5600/+29.8400+129.5613/+29.8200+129.5799/+29.8199+129.5800/+29.8000+129.5965/+29.7968+129.6000/+29.7800+129.6164/+29.7762+129.6200/+29.7600+129.6352/+29.7552+129.6400/+29.7400+129.6547/+29.7358+129.6600/+29.7200+129.6755/+29.7164+129.6800/+29.7000+129.6964/+29.6987+129.7000/+29.6800+129.7187/+29.6797+129.7200/+29.6600+129.7397/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6206+129.6800/+29.6400+129.6606/+29.6405+129.6600/+29.6600+129.6404/+29.6604+129.6400/+29.6781+129.6200/+29.6800+129.6181/+29.6862+129.6000/+29.7000+129.5861/+29.7040+129.5800/+29.7200+129.5636/+29.7227+129.5600/+29.7400+129.5415/+29.7417+129.5400/+29.7600+129.5211/+29.7611+129.5200/+29.7795+129.5000/+29.7800+129.4994/+29.7938+129.4800/+29.8000+129.4657/+29.8027+129.4600/+29.8200+129.4471/+29.8296+129.4400/+29.8400+129.4264/+29.8491+129.4200/+29.8600+129.4113/+29.8770+129.4000/+29.8800+129.3965/+29.9000+129.3807/+29.9010+129.3800/+29.9200+129.3682/+29.9363+129.3600/+29.9400+129.3569/+29.9600+129.3453/+29.9800+129.3496/+30.0000+129.3504/+30.0069+129.3600/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6735+129.7000/+29.6723+129.7200/+29.6600+129.7323/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6858/+29.6735+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 +29.9638+129.3200/+29.9692+129.3400/+29.9661+129.3600/+29.9600+129.3675/+29.9525+129.3800/+29.9442+129.4000/+29.9400+129.4068/+29.9294+129.4200/+29.9200+129.4284/+29.9127+129.4400/+29.9000+129.4556/+29.8963+129.4600/+29.8800+129.4757/+29.8774+129.4800/+29.8600+129.4980/+29.8583+129.5000/+29.8400+129.5169/+29.8371+129.5200/+29.8200+129.5367/+29.8175+129.5400/+29.8000+129.5578/+29.7987+129.5600/+29.7852+129.5800/+29.7800+129.5849/+29.7641+129.6000/+29.7600+129.6042/+29.7515+129.6200/+29.7400+129.6315/+29.7361+129.6400/+29.7200+129.6566/+29.7190+129.6600/+29.7000+129.6792/+29.6999+129.6800/+29.6901+129.7000/+29.6800+129.7102/+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+129.6602/+29.6401+129.6600/+29.6435+129.6400/+29.6600+129.6235/+29.6610+129.6200/+29.6800+129.6003/+29.6802+129.6000/+29.6844+129.5800/+29.7000+129.5640/+29.7021+129.5600/+29.7200+129.5402/+29.7202+129.5400/+29.7270+129.5200/+29.7400+129.5055/+29.7432+129.5000/+29.7600+129.4812/+29.7612+129.4800/+29.7720+129.4600/+29.7800+129.4442/+29.7823+129.4400/+29.7979+129.4200/+29.8000+129.4179/+29.8200+129.4012/+29.8214+129.4000/+29.8390+129.3800/+29.8400+129.3787/+29.8591+129.3600/+29.8600+129.3585/+29.8764+129.3400/+29.8800+129.3373/+29.9000+129.3286/+29.9136+129.3200/+29.9200+129.3152/+29.9400+129.3114/+29.9600+129.3126/+29.9638+129.3200/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6687+129.7000/+29.6690+129.7200/+29.6600+129.7290/+29.6400+129.7388/+29.6212+129.7200/+29.6213+129.7000/+29.6400+129.6813/+29.6600+129.6881/+29.6687+129.7000/ 北 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 +29.9645+129.2200/+29.9718+129.2400/+29.9680+129.2600/+29.9600+129.2761/+29.9573+129.2800/+29.9493+129.3000/+29.9400+129.3151/+29.9384+129.3200/+29.9273+129.3400/+29.9200+129.3472/+29.9146+129.3600/+29.9065+129.3800/+29.9000+129.3905/+29.8918+129.4000/+29.8800+129.4090/+29.8734+129.4200/+29.8600+129.4367/+29.8580+129.4400/+29.8492+129.4600/+29.8400+129.4733/+29.8278+129.4800/+29.8200+129.4840/+29.8132+129.5000/+29.8000+129.5140/+29.7968+129.5200/+29.7800+129.5400/+29.7732+129.5600/+29.7600+129.5739/+29.7578+129.5800/+29.7400+129.5993/+29.7398+129.6000/+29.7354+129.6200/+29.7200+129.6358/+29.7193+129.6400/+29.7035+129.6600/+29.7000+129.6634/+29.6995+129.6800/+29.6800+129.6996/+29.6800+129.7000/+29.6794+129.7200/+29.6600+129.7394/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6202+129.6800/+29.6400+129.6600/+29.6408+129.6400/+29.6600+129.6206/+29.6602+129.6200/+29.6623+129.6000/+29.6800+129.5819/+29.6807+129.5800/+29.6870+129.5600/+29.7000+129.5462/+29.7016+129.5400/+29.7155+129.5200/+29.7200+129.5151/+29.7241+129.5000/+29.7400+129.4827/+29.7416+129.4800/+29.7485+129.4600/+29.7600+129.4466/+29.7630+129.4400/+29.7659+129.4200/+29.7793+129.4000/+29.7800+129.3992/+29.7974+129.3800/+29.8000+129.3758/+29.8102+129.3600/+29.8193+129.3400/+29.8200+129.3391/+29.8400+129.3240/+29.8451+129.3200/+29.8577+129.3000/+29.8600+129.2973/+29.8800+129.2808/+29.8811+129.2800/+29.8962+129.2600/+29.9000+129.2562/+29.9200+129.2457/+29.9255+129.2400/+29.9400+129.2238/+29.9515+129.2200/+29.9600+129.2154/+29.9645+129.2200/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6675+129.7000/+29.6600+129.7075/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6878/+29.6675+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に降灰が予想されます。 　１１日３時から１１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 　１１日０３時から０６時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　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　　　　　 　 　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。