2026-10-09T23:00:00Z 通常 気象庁本庁 気象庁 2026-10-10T08:00:00+09:00 2026-10-10T09:00:00+09:00 2026-10-11T03:00:00+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 2026-10-10T09:00:00+09:00 2026-10-10T12:00:00+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 +29.6757+129.7000/+29.6600+129.7156/+29.6589+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6805/+29.6600+129.6805/+29.6757+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 +29.8698+129.2000/+29.8742+129.2200/+29.8756+129.2400/+29.8731+129.2600/+29.8706+129.2800/+29.8631+129.3000/+29.8600+129.3086/+29.8561+129.3200/+29.8504+129.3400/+29.8441+129.3600/+29.8400+129.3660/+29.8345+129.3800/+29.8220+129.4000/+29.8200+129.4028/+29.8145+129.4200/+29.8085+129.4400/+29.8000+129.4598/+29.7999+129.4600/+29.7857+129.4800/+29.7800+129.4878/+29.7759+129.5000/+29.7687+129.5200/+29.7600+129.5313/+29.7574+129.5400/+29.7506+129.5600/+29.7400+129.5720/+29.7382+129.5800/+29.7333+129.6000/+29.7200+129.6149/+29.7194+129.6200/+29.7174+129.6400/+29.7200+129.6506/+29.7400+129.6543/+29.7600+129.6483/+29.7796+129.6600/+29.7600+129.6754/+29.7534+129.6800/+29.7400+129.6864/+29.7200+129.6965/+29.7157+129.7000/+29.7000+129.7120/+29.6800+129.7174/+29.6793+129.7200/+29.6600+129.7392/+29.6400+129.7397/+29.6203+129.7200/+29.6200+129.7000/+29.6201+129.6800/+29.6203+129.6600/+29.6230+129.6400/+29.6400+129.6225/+29.6402+129.6200/+29.6409+129.6000/+29.6431+129.5800/+29.6533+129.5600/+29.6600+129.5520/+29.6613+129.5400/+29.6635+129.5200/+29.6696+129.5000/+29.6800+129.4848/+29.6811+129.4800/+29.6843+129.4600/+29.6901+129.4400/+29.7000+129.4224/+29.7008+129.4200/+29.7026+129.4000/+29.7097+129.3800/+29.7179+129.3600/+29.7200+129.3550/+29.7268+129.3400/+29.7354+129.3200/+29.7400+129.3090/+29.7442+129.3000/+29.7600+129.2802/+29.7602+129.2800/+29.7721+129.2600/+29.7800+129.2477/+29.7852+129.2400/+29.7968+129.2200/+29.8000+129.2156/+29.8200+129.2082/+29.8349+129.2000/+29.8400+129.1954/+29.8600+129.1898/+29.8698+129.2000/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6627+129.6800/+29.6762+129.7000/+29.6600+129.7161/+29.6589+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6800/+29.6447+129.6800/+29.6600+129.6770/+29.6627+129.6800/ 北西 4 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 +30.0016+129.1600/+30.0000+129.1657/+29.9916+129.1800/+29.9903+129.2000/+29.9800+129.2143/+29.9769+129.2200/+29.9685+129.2400/+29.9600+129.2598/+29.9599+129.2600/+29.9476+129.2800/+29.9400+129.2967/+29.9391+129.3000/+29.9264+129.3200/+29.9200+129.3260/+29.9130+129.3400/+29.9040+129.3600/+29.9000+129.3686/+29.8917+129.3800/+29.8800+129.3891/+29.8735+129.4000/+29.8615+129.4200/+29.8600+129.4221/+29.8506+129.4400/+29.8400+129.4571/+29.8382+129.4600/+29.8200+129.4723/+29.8153+129.4800/+29.8000+129.4998/+29.7999+129.5000/+29.7905+129.5200/+29.7800+129.5320/+29.7773+129.5400/+29.7600+129.5594/+29.7598+129.5600/+29.7554+129.5800/+29.7400+129.5961/+29.7391+129.6000/+29.7301+129.6200/+29.7200+129.6310/+29.7190+129.6400/+29.7092+129.6600/+29.7200+129.6757/+29.7230+129.6800/+29.7200+129.6819/+29.7000+129.6919/+29.6948+129.7000/+29.6800+129.7115/+29.6791+129.7200/+29.6600+129.7390/+29.6400+129.7396/+29.6204+129.7200/+29.6201+129.7000/+29.6201+129.6800/+29.6226+129.6600/+29.6400+129.6426/+29.6402+129.6400/+29.6421+129.6200/+29.6600+129.6017/+29.6604+129.6000/+29.6622+129.5800/+29.6800+129.5606/+29.6802+129.5600/+29.6826+129.5400/+29.6960+129.5200/+29.7000+129.5156/+29.7034+129.5000/+29.7185+129.4800/+29.7200+129.4783/+29.7245+129.4600/+29.7371+129.4400/+29.7366+129.4200/+29.7400+129.4142/+29.7507+129.4000/+29.7600+129.3906/+29.7655+129.3800/+29.7746+129.3600/+29.7800+129.3516/+29.7885+129.3400/+29.8000+129.3272/+29.8067+129.3200/+29.8161+129.3000/+29.8200+129.2941/+29.8327+129.2800/+29.8400+129.2710/+29.8507+129.2600/+29.8600+129.2486/+29.8690+129.2400/+29.8800+129.2274/+29.8874+129.2200/+29.9000+129.2091/+29.9121+129.2000/+29.9200+129.1913/+29.9305+129.1800/+29.9400+129.1701/+29.9594+129.1600/+29.9600+129.1596/+29.9800+129.1578/+30.0000+129.1417/+30.0016+129.1600/ 北西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6659+129.6800/+29.6745+129.7000/+29.6600+129.7144/+29.6584+129.7200/+29.6400+129.7384/+29.6216+129.7200/+29.6212+129.7000/+29.6400+129.6807/+29.6537+129.6800/+29.6600+129.6741/+29.6659+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 +30.0103+129.1200/+30.0168+129.1400/+30.0117+129.1600/+30.0000+129.1786/+29.9979+129.1800/+29.9875+129.2000/+29.9800+129.2134/+29.9772+129.2200/+29.9712+129.2400/+29.9628+129.2600/+29.9600+129.2637/+29.9467+129.2800/+29.9400+129.2891/+29.9353+129.3000/+29.9217+129.3200/+29.9200+129.3218/+29.9121+129.3400/+29.9026+129.3600/+29.9000+129.3653/+29.8891+129.3800/+29.8800+129.3871/+29.8736+129.4000/+29.8631+129.4200/+29.8600+129.4239/+29.8502+129.4400/+29.8400+129.4564/+29.8377+129.4600/+29.8200+129.4719/+29.8150+129.4800/+29.8000+129.4987/+29.7994+129.5000/+29.7893+129.5200/+29.7800+129.5303/+29.7773+129.5400/+29.7600+129.5595/+29.7598+129.5600/+29.7557+129.5800/+29.7400+129.5964/+29.7391+129.6000/+29.7304+129.6200/+29.7200+129.6306/+29.7189+129.6400/+29.7000+129.6595/+29.6999+129.6600/+29.6993+129.6800/+29.6800+129.6998/+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/+29.6228+129.6600/+29.6400+129.6428/+29.6403+129.6400/+29.6422+129.6200/+29.6600+129.6019/+29.6604+129.6000/+29.6625+129.5800/+29.6800+129.5608/+29.6802+129.5600/+29.6827+129.5400/+29.6960+129.5200/+29.7000+129.5157/+29.7032+129.5000/+29.7158+129.4800/+29.7200+129.4756/+29.7251+129.4600/+29.7351+129.4400/+29.7356+129.4200/+29.7400+129.4129/+29.7511+129.4000/+29.7600+129.3911/+29.7657+129.3800/+29.7737+129.3600/+29.7800+129.3492/+29.7860+129.3400/+29.8000+129.3240/+29.8043+129.3200/+29.8149+129.3000/+29.8200+129.2928/+29.8321+129.2800/+29.8400+129.2701/+29.8491+129.2600/+29.8600+129.2456/+29.8646+129.2400/+29.8800+129.2203/+29.8803+129.2200/+29.9000+129.2023/+29.9043+129.2000/+29.9200+129.1863/+29.9270+129.1800/+29.9400+129.1679/+29.9537+129.1600/+29.9600+129.1549/+29.9774+129.1400/+29.9800+129.1374/+29.9936+129.1200/+30.0000+129.1087/+30.0103+129.1200/ 北西 70 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6644+129.6800/+29.6749+129.7000/+29.6600+129.7149/+29.6587+129.7200/+29.6400+129.7387/+29.6213+129.7200/+29.6212+129.7000/+29.6400+129.6806/+29.6544+129.6800/+29.6600+129.6757/+29.6644+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 +29.9881+129.2000/+29.9800+129.2188/+29.9796+129.2200/+29.9749+129.2400/+29.9680+129.2600/+29.9600+129.2730/+29.9551+129.2800/+29.9438+129.3000/+29.9400+129.3057/+29.9323+129.3200/+29.9200+129.3330/+29.9153+129.3400/+29.9035+129.3600/+29.9000+129.3672/+29.8911+129.3800/+29.8800+129.3899/+29.8746+129.4000/+29.8620+129.4200/+29.8600+129.4229/+29.8520+129.4400/+29.8403+129.4600/+29.8400+129.4605/+29.8200+129.4762/+29.8177+129.4800/+29.8020+129.5000/+29.8000+129.5020/+29.7923+129.5200/+29.7800+129.5338/+29.7778+129.5400/+29.7630+129.5600/+29.7600+129.5632/+29.7559+129.5800/+29.7400+129.5969/+29.7392+129.6000/+29.7324+129.6200/+29.7200+129.6326/+29.7188+129.6400/+29.7000+129.6596/+29.7000+129.6600/+29.6989+129.6800/+29.6800+129.6991/+29.6799+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/+29.6230+129.6600/+29.6400+129.6430/+29.6402+129.6400/+29.6425+129.6200/+29.6600+129.6024/+29.6604+129.6000/+29.6625+129.5800/+29.6800+129.5613/+29.6804+129.5600/+29.6830+129.5400/+29.7000+129.5205/+29.7002+129.5200/+29.7038+129.5000/+29.7174+129.4800/+29.7200+129.4772/+29.7257+129.4600/+29.7396+129.4400/+29.7362+129.4200/+29.7400+129.4129/+29.7481+129.4000/+29.7600+129.3890/+29.7663+129.3800/+29.7751+129.3600/+29.7800+129.3519/+29.7878+129.3400/+29.8000+129.3250/+29.8049+129.3200/+29.8156+129.3000/+29.8200+129.2936/+29.8319+129.2800/+29.8400+129.2700/+29.8506+129.2600/+29.8600+129.2492/+29.8686+129.2400/+29.8800+129.2258/+29.8852+129.2200/+29.9000+129.2054/+29.9089+129.2000/+29.9200+129.1909/+29.9341+129.1800/+29.9400+129.1757/+29.9600+129.1705/+29.9792+129.1800/+29.9800+129.1808/+29.9881+129.2000/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6628+129.6800/+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+129.6807/+29.6566+129.6800/+29.6600+129.6772/+29.6628+129.6800/ 北西 4 鹿児島県十島村 4630400 2026-10-11T00:00:00+09:00 2026-10-11T03:00:00+09:00 降灰 70 +30.0005+129.2000/+30.0047+129.2200/+30.0064+129.2400/+30.0002+129.2600/+30.0000+129.2603/+29.9862+129.2800/+29.9800+129.2980/+29.9795+129.3000/+29.9651+129.3200/+29.9600+129.3261/+29.9510+129.3400/+29.9400+129.3554/+29.9376+129.3600/+29.9219+129.3800/+29.9200+129.3816/+29.9102+129.4000/+29.9000+129.4188/+29.8991+129.4200/+29.8800+129.4338/+29.8765+129.4400/+29.8662+129.4600/+29.8600+129.4682/+29.8529+129.4800/+29.8400+129.4965/+29.8367+129.5000/+29.8200+129.5132/+29.8168+129.5200/+29.8000+129.5381/+29.7988+129.5400/+29.7810+129.5600/+29.7800+129.5610/+29.7718+129.5800/+29.7600+129.5923/+29.7566+129.6000/+29.7400+129.6178/+29.7392+129.6200/+29.7235+129.6400/+29.7200+129.6435/+29.7167+129.6600/+29.7000+129.6768/+29.6996+129.6800/+29.6800+129.6999/+29.6800+129.7000/+29.6793+129.7200/+29.6600+129.7393/+29.6400+129.7397/+29.6203+129.7200/+29.6201+129.7000/+29.6202+129.6800/+29.6400+129.6600/+29.6407+129.6400/+29.6600+129.6204/+29.6602+129.6200/+29.6620+129.6000/+29.6800+129.5813/+29.6805+129.5800/+29.6840+129.5600/+29.7000+129.5427/+29.7011+129.5400/+29.7087+129.5200/+29.7200+129.5072/+29.7223+129.5000/+29.7340+129.4800/+29.7400+129.4730/+29.7449+129.4600/+29.7600+129.4410/+29.7607+129.4400/+29.7648+129.4200/+29.7770+129.4000/+29.7800+129.3956/+29.7908+129.3800/+29.8000+129.3664/+29.8046+129.3600/+29.8159+129.3400/+29.8200+129.3346/+29.8374+129.3200/+29.8400+129.3169/+29.8551+129.3000/+29.8600+129.2952/+29.8774+129.2800/+29.8800+129.2763/+29.8961+129.2600/+29.9000+129.2562/+29.9200+129.2433/+29.9239+129.2400/+29.9400+129.2276/+29.9587+129.2200/+29.9600+129.2194/+29.9800+129.2164/+29.9995+129.2000/+30.0000+129.1996/+30.0005+129.2000/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6759+129.7000/+29.6751+129.7200/+29.6600+129.7351/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6802/+29.6759+129.7000/ 北 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、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９時から１１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 　１０日０９時から１２時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１０日１２時から１５時まで　北西　　　　　　６０ｋｍ　　４ｋｍ　　　　　 　１０日１５時から１８時まで　北西　　　　　　７０ｋｍ　　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　　　　　 　１１日００時から０３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。