2026-10-09T20:00:00Z 通常 気象庁本庁 気象庁 2026-10-10T05:00:00+09:00 2026-10-10T06:00:00+09:00 2026-10-11T00:00:00+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、１０日０９時から１２時までは火口から北西方向、１０日２１時から２４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 2026-10-10T06:00:00+09:00 2026-10-10T09:00:00+09:00 降灰 70 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北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6728+129.7000/+29.6600+129.7125/+29.6589+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6804/+29.6600+129.6813/+29.6728+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-10T09:00:00+09:00 2026-10-10T12:00:00+09:00 降灰 70 +29.9301+129.2800/+29.9338+129.3000/+29.9325+129.3200/+29.9227+129.3400/+29.9200+129.3432/+29.9106+129.3600/+29.9004+129.3800/+29.9000+129.3807/+29.8878+129.4000/+29.8800+129.4093/+29.8751+129.4200/+29.8652+129.4400/+29.8600+129.4484/+29.8548+129.4600/+29.8452+129.4800/+29.8400+129.4873/+29.8200+129.5000/+29.8117+129.5200/+29.8000+129.5351/+29.7970+129.5400/+29.7800+129.5580/+29.7793+129.5600/+29.7727+129.5800/+29.7600+129.5924/+29.7569+129.6000/+29.7400+129.6190/+29.7397+129.6200/+29.7400+129.6292/+29.7600+129.6266/+29.7785+129.6200/+29.7800+129.6189/+29.8000+129.6131/+29.8200+129.6070/+29.8314+129.6000/+29.8400+129.5861/+29.8504+129.6000/+29.8400+129.6073/+29.8317+129.6200/+29.8200+129.6270/+29.8000+129.6303/+29.7955+129.6400/+29.7800+129.6520/+29.7734+129.6600/+29.7600+129.6800/+29.7400+129.6891/+29.7200+129.6979/+29.7159+129.7000/+29.7000+129.7125/+29.6800+129.7187/+29.6797+129.7200/+29.6600+129.7396/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6245+129.6600/+29.6400+129.6445/+29.6406+129.6400/+29.6448+129.6200/+29.6600+129.6036/+29.6610+129.6000/+29.6657+129.5800/+29.6800+129.5640/+29.6817+129.5600/+29.6894+129.5400/+29.7000+129.5270/+29.7030+129.5200/+29.7132+129.5000/+29.7200+129.4901/+29.7252+129.4800/+29.7400+129.4600/+29.7491+129.4400/+29.7586+129.4200/+29.7600+129.4185/+29.7721+129.4000/+29.7800+129.3883/+29.7867+129.3800/+29.8000+129.3609/+29.8006+129.3600/+29.8153+129.3400/+29.8200+129.3348/+29.8370+129.3200/+29.8400+129.3166/+29.8570+129.3000/+29.8600+129.2969/+29.8756+129.2800/+29.8800+129.2753/+29.9000+129.2606/+29.9200+129.2664/+29.9301+129.2800/ +29.8857+129.5800/+29.8800+129.5861/+29.8671+129.5800/+29.8800+129.5755/+29.8857+129.5800/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6740+129.7000/+29.6600+129.7139/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6808/+29.6600+129.6833/+29.6740+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-10T12:00:00+09:00 2026-10-10T15:00:00+09:00 降灰 70 +29.8810+129.2800/+29.8800+129.2825/+29.8723+129.3000/+29.8681+129.3200/+29.8630+129.3400/+29.8600+129.3531/+29.8586+129.3600/+29.8516+129.3800/+29.8403+129.4000/+29.8400+129.4007/+29.8331+129.4200/+29.8200+129.4399/+29.8199+129.4400/+29.8155+129.4600/+29.8060+129.4800/+29.8000+129.4884/+29.7929+129.5000/+29.7822+129.5200/+29.7800+129.5228/+29.7744+129.5400/+29.7626+129.5600/+29.7600+129.5627/+29.7544+129.5800/+29.7400+129.5978/+29.7394+129.6000/+29.7368+129.6200/+29.7400+129.6288/+29.7600+129.6284/+29.7800+129.6251/+29.7881+129.6200/+29.8000+129.6129/+29.8200+129.6124/+29.8400+129.6187/+29.8432+129.6200/+29.8480+129.6400/+29.8400+129.6444/+29.8216+129.6600/+29.8200+129.6611/+29.8000+129.6651/+29.7800+129.6753/+29.7716+129.6800/+29.7600+129.6871/+29.7400+129.6949/+29.7209+129.7000/+29.7200+129.7008/+29.7000+129.7157/+29.6800+129.7190/+29.6796+129.7200/+29.6600+129.7395/+29.6400+129.7398/+29.6201+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6206+129.6600/+29.6318+129.6400/+29.6400+129.6316/+29.6406+129.6200/+29.6424+129.6000/+29.6505+129.5800/+29.6600+129.5686/+29.6614+129.5600/+29.6649+129.5400/+29.6757+129.5200/+29.6800+129.5136/+29.6828+129.5000/+29.6918+129.4800/+29.6990+129.4600/+29.7000+129.4585/+29.7064+129.4400/+29.7172+129.4200/+29.7200+129.4121/+29.7247+129.4000/+29.7385+129.3800/+29.7400+129.3760/+29.7450+129.3600/+29.7559+129.3400/+29.7600+129.3354/+29.7756+129.3200/+29.7800+129.3123/+29.7885+129.3000/+29.8000+129.2873/+29.8086+129.2800/+29.8200+129.2643/+29.8232+129.2600/+29.8400+129.2440/+29.8600+129.2413/+29.8702+129.2600/+29.8800+129.2767/+29.8810+129.2800/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6736+129.7000/+29.6600+129.7135/+29.6589+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6803/+29.6600+129.6813/+29.6736+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-10T15:00:00+09:00 2026-10-10T18:00:00+09:00 降灰 70 +29.9423+129.1800/+29.9439+129.2000/+29.9400+129.2076/+29.9350+129.2200/+29.9302+129.2400/+29.9249+129.2600/+29.9200+129.2725/+29.9170+129.2800/+29.9087+129.3000/+29.9000+129.3136/+29.8972+129.3200/+29.8826+129.3400/+29.8800+129.3424/+29.8728+129.3600/+29.8669+129.3800/+29.8600+129.3889/+29.8528+129.4000/+29.8424+129.4200/+29.8400+129.4232/+29.8263+129.4400/+29.8200+129.4472/+29.8168+129.4600/+29.8000+129.4769/+29.7981+129.4800/+29.7852+129.5000/+29.7800+129.5055/+29.7763+129.5200/+29.7649+129.5400/+29.7600+129.5451/+29.7558+129.5600/+29.7400+129.5782/+29.7396+129.5800/+29.7363+129.6000/+29.7200+129.6175/+29.7196+129.6200/+29.7186+129.6400/+29.7200+129.6441/+29.7400+129.6465/+29.7600+129.6467/+29.7683+129.6600/+29.7600+129.6656/+29.7400+129.6779/+29.7391+129.6800/+29.7200+129.6936/+29.7055+129.7000/+29.7000+129.7047/+29.6800+129.7169/+29.6792+129.7200/+29.6600+129.7391/+29.6400+129.7397/+29.6203+129.7200/+29.6201+129.7000/+29.6201+129.6800/+29.6213+129.6600/+29.6400+129.6413/+29.6402+129.6400/+29.6410+129.6200/+29.6579+129.6000/+29.6600+129.5978/+29.6611+129.5800/+29.6665+129.5600/+29.6800+129.5455/+29.6810+129.5400/+29.6842+129.5200/+29.7000+129.5014/+29.7005+129.5000/+29.7047+129.4800/+29.7200+129.4601/+29.7201+129.4600/+29.7238+129.4400/+29.7276+129.4200/+29.7336+129.4000/+29.7400+129.3903/+29.7474+129.3800/+29.7600+129.3638/+29.7618+129.3600/+29.7706+129.3400/+29.7800+129.3208/+29.7806+129.3200/+29.7938+129.3000/+29.8000+129.2947/+29.8116+129.2800/+29.8200+129.2626/+29.8216+129.2600/+29.8348+129.2400/+29.8400+129.2302/+29.8510+129.2200/+29.8600+129.2117/+29.8710+129.2000/+29.8800+129.1884/+29.8875+129.1800/+29.9000+129.1682/+29.9200+129.1682/+29.9400+129.1675/+29.9423+129.1800/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6635+129.6800/+29.6742+129.7000/+29.6600+129.7141/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6803/+29.6510+129.6800/+29.6600+129.6752/+29.6635+129.6800/ 北西 4 鹿児島県十島村 4630400 2026-10-10T18:00:00+09:00 2026-10-10T21:00:00+09:00 降灰 70 +29.9646+129.1400/+29.9644+129.1600/+29.9602+129.1800/+29.9600+129.1812/+29.9564+129.2000/+29.9445+129.2200/+29.9400+129.2288/+29.9361+129.2400/+29.9290+129.2600/+29.9200+129.2779/+29.9188+129.2800/+29.9078+129.3000/+29.9000+129.3112/+29.8958+129.3200/+29.8800+129.3400/+29.8714+129.3600/+29.8652+129.3800/+29.8600+129.3867/+29.8511+129.4000/+29.8405+129.4200/+29.8400+129.4207/+29.8265+129.4400/+29.8200+129.4471/+29.8162+129.4600/+29.8000+129.4748/+29.7965+129.4800/+29.7856+129.5000/+29.7800+129.5061/+29.7760+129.5200/+29.7600+129.5393/+29.7598+129.5400/+29.7560+129.5600/+29.7400+129.5775/+29.7393+129.5800/+29.7358+129.6000/+29.7200+129.6167/+29.7195+129.6200/+29.7161+129.6400/+29.7000+129.6575/+29.6998+129.6600/+29.7000+129.6799/+29.7003+129.6800/+29.7000+129.6803/+29.6960+129.7000/+29.6800+129.7107/+29.6789+129.7200/+29.6600+129.7388/+29.6400+129.7396/+29.6204+129.7200/+29.6201+129.7000/+29.6201+129.6800/+29.6207+129.6600/+29.6400+129.6405/+29.6401+129.6400/+29.6406+129.6200/+29.6451+129.6000/+29.6600+129.5846/+29.6606+129.5800/+29.6625+129.5600/+29.6778+129.5400/+29.6800+129.5376/+29.6822+129.5200/+29.6882+129.5000/+29.7000+129.4863/+29.7017+129.4800/+29.7072+129.4600/+29.7200+129.4435/+29.7215+129.4400/+29.7261+129.4200/+29.7286+129.4000/+29.7400+129.3800/+29.7400+129.3799/+29.7508+129.3600/+29.7600+129.3501/+29.7665+129.3400/+29.7757+129.3200/+29.7800+129.3093/+29.7850+129.3000/+29.8000+129.2832/+29.8026+129.2800/+29.8132+129.2600/+29.8200+129.2496/+29.8274+129.2400/+29.8394+129.2200/+29.8400+129.2193/+29.8595+129.2000/+29.8600+129.1993/+29.8745+129.1800/+29.8800+129.1732/+29.8911+129.1600/+29.9000+129.1492/+29.9200+129.1416/+29.9226+129.1400/+29.9400+129.1274/+29.9600+129.1279/+29.9646+129.1400/ 北西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6664+129.6800/+29.6764+129.7000/+29.6600+129.7163/+29.6480+129.7200/+29.6400+129.7280/+29.6320+129.7200/+29.6212+129.7000/+29.6400+129.6802/+29.6462+129.6800/+29.6600+129.6737/+29.6664+129.6800/ 北西 4 鹿児島県十島村 4630400 2026-10-10T21:00:00+09:00 2026-10-11T00:00:00+09:00 降灰 70 +29.9695+129.1800/+29.9785+129.2000/+29.9707+129.2200/+29.9661+129.2400/+29.9600+129.2546/+29.9571+129.2600/+29.9413+129.2800/+29.9400+129.2820/+29.9321+129.3000/+29.9200+129.3195/+29.9198+129.3200/+29.9083+129.3400/+29.9000+129.3571/+29.8987+129.3600/+29.8843+129.3800/+29.8800+129.3838/+29.8715+129.4000/+29.8600+129.4192/+29.8596+129.4200/+29.8474+129.4400/+29.8400+129.4513/+29.8345+129.4600/+29.8200+129.4709/+29.8150+129.4800/+29.8032+129.5000/+29.8000+129.5036/+29.7915+129.5200/+29.7800+129.5326/+29.7770+129.5400/+29.7600+129.5596/+29.7598+129.5600/+29.7540+129.5800/+29.7400+129.5951/+29.7387+129.6000/+29.7272+129.6200/+29.7200+129.6274/+29.7183+129.6400/+29.7000+129.6590/+29.6999+129.6600/+29.6986+129.6800/+29.6800+129.6989/+29.6800+129.7000/+29.6790+129.7200/+29.6600+129.7390/+29.6400+129.7396/+29.6204+129.7200/+29.6201+129.7000/+29.6201+129.6800/+29.6211+129.6600/+29.6400+129.6410/+29.6402+129.6400/+29.6409+129.6200/+29.6502+129.6000/+29.6600+129.5899/+29.6610+129.5800/+29.6649+129.5600/+29.6800+129.5419/+29.6805+129.5400/+29.6842+129.5200/+29.6987+129.5000/+29.7000+129.4984/+29.7036+129.4800/+29.7136+129.4600/+29.7200+129.4520/+29.7253+129.4400/+29.7296+129.4200/+29.7368+129.4000/+29.7400+129.3955/+29.7524+129.3800/+29.7600+129.3706/+29.7656+129.3600/+29.7750+129.3400/+29.7800+129.3289/+29.7863+129.3200/+29.8000+129.3025/+29.8023+129.3000/+29.8200+129.2822/+29.8224+129.2800/+29.8378+129.2600/+29.8400+129.2572/+29.8600+129.2403/+29.8604+129.2400/+29.8800+129.2208/+29.8808+129.2200/+29.9000+129.2003/+29.9006+129.2000/+29.9200+129.1895/+29.9352+129.1800/+29.9400+129.1768/+29.9600+129.1730/+29.9695+129.1800/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6641+129.6800/+29.6759+129.7000/+29.6600+129.7158/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6803/+29.6524+129.6800/+29.6600+129.6760/+29.6641+129.6800/ 北西 4 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、１０日０９時から１２時までは火口から北西方向、１０日２１時から２４時までは火口から北西方向に降灰が予想されます。 　１０日６時から１０日２４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 　１０日０６時から０９時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１０日０９時から１２時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１０日１２時から１５時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１０日１５時から１８時まで　北西　　　　　　６０ｋｍ　　４ｋｍ　　　　　 　１０日１８時から２１時まで　北西　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　１０日２１時から２４時まで　北西　　　　　　６０ｋｍ　　４ｋｍ　　　　　 　 　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。