2026-07-02T17:00:00Z 通常 気象庁本庁 気象庁 2026-07-03T02:00:00+09:00 2026-07-03T03:00:00+09:00 2026-07-03T21:00:00+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、３日０９時から１２時までは火口から東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 2026-07-03T03:00:00+09:00 2026-07-03T06:00:00+09:00 降灰 70 +29.7024+129.9800/+29.7082+130.0000/+29.7189+130.0200/+29.7190+130.0400/+29.7190+130.0600/+29.7185+130.0800/+29.7173+130.1000/+29.7149+130.1200/+29.7136+130.1400/+29.7120+130.1600/+29.7105+130.1800/+29.7085+130.2000/+29.7060+130.2200/+29.7070+130.2400/+29.7000+130.2594/+29.6934+130.2600/+29.6800+130.2616/+29.6600+130.2649/+29.6573+130.2600/+29.6476+130.2400/+29.6478+130.2200/+29.6460+130.2000/+29.6430+130.1800/+29.6407+130.1600/+29.6400+130.1511/+29.6381+130.1400/+29.6400+130.1363/+29.6417+130.1200/+29.6412+130.1000/+29.6405+130.0800/+29.6400+130.0692/+29.6379+130.0600/+29.6326+130.0400/+29.6400+130.0295/+29.6409+130.0200/+29.6411+130.0000/+29.6400+129.9893/+29.6346+129.9800/+29.6315+129.9600/+29.6311+129.9400/+29.6288+129.9200/+29.6240+129.9000/+29.6232+129.8800/+29.6215+129.8600/+29.6209+129.8400/+29.6205+129.8200/+29.6203+129.8000/+29.6201+129.7800/+29.6201+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6215+129.7000/+29.6400+129.6815/+29.6600+129.6944/+29.6656+129.7000/+29.6798+129.7200/+29.6799+129.7400/+29.6799+129.7600/+29.6799+129.7800/+29.6800+129.7919/+29.6871+129.8000/+29.6955+129.8200/+29.6975+129.8400/+29.6981+129.8600/+29.6985+129.8800/+29.6987+129.9000/+29.6991+129.9200/+29.6995+129.9400/+29.6999+129.9600/+29.7000+129.9642/+29.7024+129.9800/ 東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6505+129.7400/+29.6400+129.7518/+29.6305+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6588+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-03T06:00:00+09:00 2026-07-03T09:00:00+09:00 降灰 70 +29.7440+130.0200/+29.7466+130.0400/+29.7476+130.0600/+29.7489+130.0800/+29.7506+130.1000/+29.7529+130.1200/+29.7524+130.1400/+29.7517+130.1600/+29.7498+130.1800/+29.7472+130.2000/+29.7400+130.2160/+29.7382+130.2200/+29.7200+130.2387/+29.7147+130.2400/+29.7000+130.2541/+29.6949+130.2400/+29.6931+130.2200/+29.6858+130.2000/+29.6800+130.1874/+29.6768+130.1800/+29.6702+130.1600/+29.6651+130.1400/+29.6664+130.1200/+29.6639+130.1000/+29.6612+130.0800/+29.6600+130.0724/+29.6576+130.0600/+29.6540+130.0400/+29.6600+130.0306/+29.6620+130.0200/+29.6600+130.0010/+29.6595+130.0000/+29.6539+129.9800/+29.6501+129.9600/+29.6450+129.9400/+29.6431+129.9200/+29.6419+129.9000/+29.6409+129.8800/+29.6402+129.8600/+29.6400+129.8537/+29.6322+129.8400/+29.6236+129.8200/+29.6212+129.8000/+29.6204+129.7800/+29.6201+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6896/+29.6704+129.7000/+29.6799+129.7200/+29.6799+129.7400/+29.6800+129.7600/+29.6800+129.7611/+29.6976+129.7800/+29.6991+129.8000/+29.6995+129.8200/+29.7000+129.8353/+29.7040+129.8400/+29.7142+129.8600/+29.7169+129.8800/+29.7179+129.9000/+29.7195+129.9200/+29.7200+129.9265/+29.7258+129.9400/+29.7313+129.9600/+29.7337+129.9800/+29.7349+130.0000/+29.7400+130.0151/+29.7440+130.0200/ 東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6468+129.7400/+29.6400+129.7469/+29.6346+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6588+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-03T09:00:00+09:00 2026-07-03T12:00:00+09:00 降灰 70 +29.7431+130.1200/+29.7425+130.1400/+29.7418+130.1600/+29.7400+130.1766/+29.7396+130.1800/+29.7365+130.2000/+29.7318+130.2200/+29.7200+130.2397/+29.7196+130.2400/+29.7117+130.2600/+29.7025+130.2800/+29.7000+130.2845/+29.6984+130.2800/+29.6924+130.2600/+29.6865+130.2400/+29.6800+130.2297/+29.6752+130.2200/+29.6708+130.2000/+29.6658+130.1800/+29.6621+130.1600/+29.6600+130.1526/+29.6570+130.1400/+29.6552+130.1200/+29.6540+130.1000/+29.6520+130.0800/+29.6497+130.0600/+29.6474+130.0400/+29.6492+130.0200/+29.6471+130.0000/+29.6451+129.9800/+29.6435+129.9600/+29.6428+129.9400/+29.6415+129.9200/+29.6408+129.9000/+29.6404+129.8800/+29.6400+129.8708/+29.6338+129.8600/+29.6261+129.8400/+29.6224+129.8200/+29.6209+129.8000/+29.6203+129.7800/+29.6201+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6903/+29.6697+129.7000/+29.6799+129.7200/+29.6799+129.7400/+29.6800+129.7600/+29.6800+129.7627/+29.6963+129.7800/+29.6988+129.8000/+29.6993+129.8200/+29.6997+129.8400/+29.7000+129.8485/+29.7078+129.8600/+29.7143+129.8800/+29.7165+129.9000/+29.7174+129.9200/+29.7190+129.9400/+29.7190+129.9600/+29.7200+129.9717/+29.7236+129.9800/+29.7284+130.0000/+29.7367+130.0200/+29.7370+130.0400/+29.7369+130.0600/+29.7372+130.0800/+29.7380+130.1000/+29.7400+130.1091/+29.7431+130.1200/ 東 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6463+129.7400/+29.6400+129.7469/+29.6348+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6588+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-03T12:00:00+09:00 2026-07-03T15:00:00+09:00 降灰 70 +29.7436+130.1200/+29.7436+130.1400/+29.7436+130.1600/+29.7431+130.1800/+29.7426+130.2000/+29.7400+130.2087/+29.7370+130.2200/+29.7282+130.2400/+29.7208+130.2600/+29.7200+130.2617/+29.7089+130.2800/+29.7000+130.2901/+29.6953+130.2800/+29.6875+130.2600/+29.6816+130.2400/+29.6800+130.2357/+29.6747+130.2200/+29.6704+130.2000/+29.6654+130.1800/+29.6617+130.1600/+29.6600+130.1527/+29.6575+130.1400/+29.6561+130.1200/+29.6539+130.1000/+29.6501+130.0800/+29.6476+130.0600/+29.6458+130.0400/+29.6482+130.0200/+29.6458+130.0000/+29.6444+129.9800/+29.6425+129.9600/+29.6411+129.9400/+29.6404+129.9200/+29.6400+129.9000/+29.6400+129.8999/+29.6309+129.8800/+29.6268+129.8600/+29.6236+129.8400/+29.6216+129.8200/+29.6207+129.8000/+29.6203+129.7800/+29.6201+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6903/+29.6697+129.7000/+29.6798+129.7200/+29.6799+129.7400/+29.6799+129.7600/+29.6800+129.7640/+29.6952+129.7800/+29.6984+129.8000/+29.6991+129.8200/+29.6995+129.8400/+29.7000+129.8507/+29.7067+129.8600/+29.7135+129.8800/+29.7156+129.9000/+29.7173+129.9200/+29.7187+129.9400/+29.7200+129.9524/+29.7238+129.9600/+29.7272+129.9800/+29.7293+130.0000/+29.7361+130.0200/+29.7365+130.0400/+29.7375+130.0600/+29.7383+130.0800/+29.7388+130.1000/+29.7400+130.1059/+29.7436+130.1200/ 東 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6459+129.7400/+29.6400+129.7464/+29.6351+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6588+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-03T15:00:00+09:00 2026-07-03T18:00:00+09:00 降灰 70 +29.7039+130.0400/+29.7051+130.0600/+29.7045+130.0800/+29.7018+130.1000/+29.7003+130.1200/+29.7042+130.1400/+29.7011+130.1600/+29.7000+130.1696/+29.6987+130.1800/+29.6959+130.2000/+29.6916+130.2200/+29.6800+130.2329/+29.6634+130.2400/+29.6600+130.2455/+29.6522+130.2400/+29.6400+130.2333/+29.6356+130.2200/+29.6323+130.2000/+29.6272+130.1800/+29.6234+130.1600/+29.6206+130.1400/+29.6228+130.1200/+29.6214+130.1000/+29.6204+130.0800/+29.6200+130.0727/+29.6187+130.0600/+29.6165+130.0400/+29.6200+130.0360/+29.6248+130.0200/+29.6242+130.0000/+29.6239+129.9800/+29.6234+129.9600/+29.6227+129.9400/+29.6221+129.9200/+29.6217+129.9000/+29.6213+129.8800/+29.6207+129.8600/+29.6205+129.8400/+29.6203+129.8200/+29.6202+129.8000/+29.6201+129.7800/+29.6201+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6210+129.7000/+29.6400+129.6810/+29.6600+129.6907/+29.6693+129.7000/+29.6798+129.7200/+29.6799+129.7400/+29.6799+129.7600/+29.6798+129.7800/+29.6798+129.8000/+29.6800+129.8172/+29.6821+129.8200/+29.6921+129.8400/+29.6941+129.8600/+29.6955+129.8800/+29.6962+129.9000/+29.6963+129.9200/+29.6971+129.9400/+29.6971+129.9600/+29.6972+129.9800/+29.6974+130.0000/+29.6997+130.0200/+29.7000+130.0247/+29.7039+130.0400/ 東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6434+129.7400/+29.6400+129.7441/+29.6369+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6588+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-03T18:00:00+09:00 2026-07-03T21:00:00+09:00 降灰 70 +29.7435+130.0200/+29.7428+130.0400/+29.7425+130.0600/+29.7429+130.0800/+29.7441+130.1000/+29.7441+130.1200/+29.7422+130.1400/+29.7400+130.1563/+29.7394+130.1600/+29.7346+130.1800/+29.7272+130.2000/+29.7200+130.2185/+29.7093+130.2000/+29.7000+130.1887/+29.6931+130.1800/+29.6800+130.1631/+29.6787+130.1600/+29.6712+130.1400/+29.6688+130.1200/+29.6637+130.1000/+29.6600+130.0838/+29.6591+130.0800/+29.6551+130.0600/+29.6521+130.0400/+29.6536+130.0200/+29.6505+130.0000/+29.6480+129.9800/+29.6454+129.9600/+29.6437+129.9400/+29.6419+129.9200/+29.6408+129.9000/+29.6400+129.8809/+29.6397+129.8800/+29.6309+129.8600/+29.6258+129.8400/+29.6226+129.8200/+29.6212+129.8000/+29.6204+129.7800/+29.6201+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6208+129.7000/+29.6400+129.6808/+29.6600+129.6868/+29.6732+129.7000/+29.6799+129.7200/+29.6800+129.7400/+29.6800+129.7446/+29.6950+129.7600/+29.6988+129.7800/+29.6995+129.8000/+29.7000+129.8087/+29.7088+129.8200/+29.7142+129.8400/+29.7168+129.8600/+29.7184+129.8800/+29.7196+129.9000/+29.7200+129.9038/+29.7264+129.9200/+29.7307+129.9400/+29.7314+129.9600/+29.7335+129.9800/+29.7366+130.0000/+29.7400+130.0135/+29.7435+130.0200/ 東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6590+129.7200/+29.6400+129.7399/+29.6212+129.7200/+29.6400+129.7012/+29.6590+129.7200/ 東 1 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、３日０９時から１２時までは火口から東方向に降灰が予想されます。 　３日３時から３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 　０３日０３時から０６時まで　東　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０３日０６時から０９時まで　東　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０３日０９時から１２時まで　東　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０３日１２時から１５時まで　東　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０３日１５時から１８時まで　東　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０３日１８時から２１時まで　東　　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　 　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。