2026-07-04T23:00:00Z 通常 気象庁本庁 気象庁 2026-07-05T08:00:00+09:00 2026-07-05T09:00:00+09:00 2026-07-06T03:00:00+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、５日０９時から１２時までは火口から北東方向、５日２１時から２４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 2026-07-05T09:00:00+09:00 2026-07-05T12:00:00+09:00 降灰 70 +29.8265+130.0800/+29.8298+130.1000/+29.8332+130.1200/+29.8323+130.1400/+29.8309+130.1600/+29.8332+130.1800/+29.8321+130.2000/+29.8286+130.2200/+29.8229+130.2400/+29.8200+130.2468/+29.8113+130.2600/+29.8000+130.2690/+29.7946+130.2600/+29.7850+130.2400/+29.7800+130.2274/+29.7773+130.2200/+29.7685+130.2000/+29.7600+130.1898/+29.7534+130.1800/+29.7446+130.1600/+29.7400+130.1474/+29.7379+130.1400/+29.7335+130.1200/+29.7305+130.1000/+29.7239+130.0800/+29.7200+130.0700/+29.7159+130.0600/+29.7100+130.0400/+29.7056+130.0200/+29.7047+130.0000/+29.7017+129.9800/+29.7000+129.9723/+29.6923+129.9600/+29.6848+129.9400/+29.6817+129.9200/+29.6800+129.9057/+29.6763+129.9000/+29.6651+129.8800/+29.6617+129.8600/+29.6603+129.8400/+29.6600+129.8384/+29.6439+129.8200/+29.6408+129.8000/+29.6401+129.7800/+29.6400+129.7794/+29.6209+129.7600/+29.6201+129.7400/+29.6200+129.7200/+29.6214+129.7000/+29.6400+129.6814/+29.6600+129.6870/+29.6730+129.7000/+29.6799+129.7200/+29.6800+129.7228/+29.6972+129.7400/+29.6998+129.7600/+29.7000+129.7653/+29.7147+129.7800/+29.7193+129.8000/+29.7200+129.8088/+29.7310+129.8200/+29.7385+129.8400/+29.7400+129.8540/+29.7456+129.8600/+29.7567+129.8800/+29.7600+129.9000/+29.7600+129.9001/+29.7730+129.9200/+29.7768+129.9400/+29.7800+129.9548/+29.7838+129.9600/+29.7974+129.9800/+29.8000+129.9893/+29.8050+130.0000/+29.8095+130.0200/+29.8124+130.0400/+29.8164+130.0600/+29.8200+130.0682/+29.8265+130.0800/ 北東 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6599+129.7200/+29.6597+129.7400/+29.6400+129.7482/+29.6318+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6599+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-05T12:00:00+09:00 2026-07-05T15:00:00+09:00 降灰 70 +29.8420+130.1000/+29.8509+130.1200/+29.8548+130.1400/+29.8585+130.1600/+29.8559+130.1800/+29.8530+130.2000/+29.8510+130.2200/+29.8475+130.2400/+29.8400+130.2568/+29.8314+130.2400/+29.8200+130.2286/+29.8000+130.2202/+29.7999+130.2200/+29.7933+130.2000/+29.7800+130.1800/+29.7719+130.1600/+29.7641+130.1400/+29.7600+130.1281/+29.7557+130.1200/+29.7495+130.1000/+29.7417+130.0800/+29.7400+130.0749/+29.7339+130.0600/+29.7277+130.0400/+29.7201+130.0200/+29.7219+130.0000/+29.7200+129.9882/+29.7156+129.9800/+29.7054+129.9600/+29.7020+129.9400/+29.7000+129.9301/+29.6922+129.9200/+29.6837+129.9000/+29.6807+129.8800/+29.6800+129.8755/+29.6670+129.8600/+29.6614+129.8400/+29.6600+129.8200/+29.6600+129.8198/+29.6415+129.8000/+29.6402+129.7800/+29.6400+129.7788/+29.6212+129.7600/+29.6201+129.7400/+29.6200+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6862/+29.6738+129.7000/+29.6799+129.7200/+29.6800+129.7238/+29.6962+129.7400/+29.6998+129.7600/+29.7000+129.7675/+29.7125+129.7800/+29.7193+129.8000/+29.7200+129.8106/+29.7292+129.8200/+29.7384+129.8400/+29.7400+129.8600/+29.7400+129.8601/+29.7565+129.8800/+29.7594+129.9000/+29.7600+129.9024/+29.7744+129.9200/+29.7779+129.9400/+29.7800+129.9488/+29.7884+129.9600/+29.8000+129.9762/+29.8037+129.9800/+29.8115+130.0000/+29.8156+130.0200/+29.8187+130.0400/+29.8200+130.0450/+29.8292+130.0600/+29.8362+130.0800/+29.8400+130.0965/+29.8420+130.1000/ 北東 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6631+129.7200/+29.6615+129.7400/+29.6600+129.7420/+29.6400+129.7449/+29.6351+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6600+129.7169/+29.6631+129.7200/ 北東 3 鹿児島県十島村 4630400 2026-07-05T15:00:00+09:00 2026-07-05T18:00:00+09:00 降灰 70 +29.8012+130.1400/+29.8037+130.1600/+29.8032+130.1800/+29.8020+130.2000/+29.8016+130.2200/+29.8011+130.2400/+29.8000+130.2516/+29.7951+130.2400/+29.7807+130.2200/+29.7800+130.2199/+29.7600+130.2183/+29.7468+130.2000/+29.7400+130.1825/+29.7391+130.1800/+29.7331+130.1600/+29.7202+130.1400/+29.7200+130.1397/+29.7123+130.1200/+29.7066+130.1000/+29.7038+130.0800/+29.7000+130.0600/+29.6916+130.0400/+29.6884+130.0200/+29.6854+130.0000/+29.6818+129.9800/+29.6800+129.9687/+29.6761+129.9600/+29.6699+129.9400/+29.6643+129.9200/+29.6619+129.9000/+29.6604+129.8800/+29.6600+129.8767/+29.6489+129.8600/+29.6430+129.8400/+29.6410+129.8200/+29.6402+129.8000/+29.6400+129.7972/+29.6240+129.7800/+29.6203+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6211+129.7000/+29.6400+129.6811/+29.6600+129.6867/+29.6733+129.7000/+29.6799+129.7200/+29.6800+129.7400/+29.6800+129.7405/+29.6991+129.7600/+29.6997+129.7800/+29.7000+129.7864/+29.7133+129.8000/+29.7187+129.8200/+29.7196+129.8400/+29.7200+129.8439/+29.7337+129.8600/+29.7378+129.8800/+29.7397+129.9000/+29.7400+129.9027/+29.7502+129.9200/+29.7562+129.9400/+29.7589+129.9600/+29.7600+129.9656/+29.7752+129.9800/+29.7796+130.0000/+29.7800+130.0040/+29.7831+130.0200/+29.7861+130.0400/+29.7896+130.0600/+29.7932+130.0800/+29.7955+130.1000/+29.7991+130.1200/+29.8000+130.1307/+29.8012+130.1400/ 東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6591+129.7200/+29.6502+129.7400/+29.6400+129.7460/+29.6355+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6591+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-05T18:00:00+09:00 2026-07-05T21:00:00+09:00 降灰 70 +29.7651+130.0200/+29.7673+130.0400/+29.7713+130.0600/+29.7738+130.0800/+29.7785+130.1000/+29.7787+130.1200/+29.7775+130.1400/+29.7763+130.1600/+29.7750+130.1800/+29.7734+130.2000/+29.7657+130.2200/+29.7600+130.2342/+29.7400+130.2389/+29.7200+130.2284/+29.7129+130.2200/+29.7060+130.2000/+29.7025+130.1800/+29.7000+130.1636/+29.6995+130.1600/+29.6962+130.1400/+29.6936+130.1200/+29.6915+130.1000/+29.6849+130.0800/+29.6806+130.0600/+29.6800+130.0565/+29.6756+130.0400/+29.6800+130.0305/+29.6815+130.0200/+29.6800+130.0094/+29.6761+130.0000/+29.6706+129.9800/+29.6659+129.9600/+29.6637+129.9400/+29.6614+129.9200/+29.6600+129.9000/+29.6492+129.8800/+29.6432+129.8600/+29.6415+129.8400/+29.6405+129.8200/+29.6400+129.8059/+29.6346+129.8000/+29.6217+129.7800/+29.6202+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6210+129.7000/+29.6400+129.6810/+29.6600+129.6867/+29.6733+129.7000/+29.6799+129.7200/+29.6800+129.7400/+29.6800+129.7406/+29.6988+129.7600/+29.6997+129.7800/+29.7000+129.7864/+29.7130+129.8000/+29.7180+129.8200/+29.7194+129.8400/+29.7200+129.8455/+29.7311+129.8600/+29.7361+129.8800/+29.7394+129.9000/+29.7400+129.9050/+29.7471+129.9200/+29.7508+129.9400/+29.7548+129.9600/+29.7549+129.9800/+29.7598+130.0000/+29.7600+130.0018/+29.7651+130.0200/ 東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6591+129.7200/+29.6481+129.7400/+29.6400+129.7462/+29.6351+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6591+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-05T21:00:00+09:00 2026-07-06T00:00:00+09:00 降灰 70 +29.8041+130.0400/+29.8069+130.0600/+29.8119+130.0800/+29.8117+130.1000/+29.8124+130.1200/+29.8130+130.1400/+29.8138+130.1600/+29.8103+130.1800/+29.8028+130.2000/+29.8000+130.2071/+29.7893+130.2000/+29.7800+130.1956/+29.7600+130.1846/+29.7574+130.1800/+29.7487+130.1600/+29.7400+130.1429/+29.7387+130.1400/+29.7308+130.1200/+29.7222+130.1000/+29.7200+130.0946/+29.7150+130.0800/+29.7079+130.0600/+29.7021+130.0400/+29.7000+130.0338/+29.6938+130.0200/+29.6900+130.0000/+29.6865+129.9800/+29.6824+129.9600/+29.6800+129.9448/+29.6778+129.9400/+29.6673+129.9200/+29.6635+129.9000/+29.6612+129.8800/+29.6600+129.8707/+29.6527+129.8600/+29.6440+129.8400/+29.6414+129.8200/+29.6403+129.8000/+29.6400+129.7965/+29.6249+129.7800/+29.6204+129.7600/+29.6201+129.7400/+29.6200+129.7200/+29.6209+129.7000/+29.6400+129.6809/+29.6600+129.6853/+29.6747+129.7000/+29.6799+129.7200/+29.6800+129.7273/+29.6927+129.7400/+29.6995+129.7600/+29.7000+129.7774/+29.7026+129.7800/+29.7181+129.8000/+29.7197+129.8200/+29.7200+129.8221/+29.7354+129.8400/+29.7390+129.8600/+29.7400+129.8672/+29.7494+129.8800/+29.7557+129.9000/+29.7591+129.9200/+29.7600+129.9235/+29.7712+129.9400/+29.7763+129.9600/+29.7800+129.9688/+29.7902+129.9800/+29.7945+130.0000/+29.7987+130.0200/+29.8000+130.0258/+29.8041+130.0400/ 東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6599+129.7200/+29.6480+129.7400/+29.6400+129.7437/+29.6371+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6599+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-06T00:00:00+09:00 2026-07-06T03:00:00+09:00 降灰 70 +29.9031+130.2000/+29.9010+130.2200/+29.9000+130.2284/+29.8956+130.2200/+29.8800+130.2091/+29.8600+130.2048/+29.8555+130.2000/+29.8400+130.1900/+29.8338+130.1800/+29.8226+130.1600/+29.8200+130.1561/+29.8109+130.1400/+29.8021+130.1200/+29.8000+130.1173/+29.7851+130.1000/+29.7806+130.0800/+29.7800+130.0792/+29.7700+130.0600/+29.7643+130.0400/+29.7600+130.0283/+29.7519+130.0200/+29.7461+130.0000/+29.7421+129.9800/+29.7400+129.9748/+29.7283+129.9600/+29.7221+129.9400/+29.7200+129.9331/+29.7088+129.9200/+29.7024+129.9000/+29.7000+129.8889/+29.6918+129.8800/+29.6817+129.8600/+29.6800+129.8463/+29.6741+129.8400/+29.6612+129.8200/+29.6600+129.8052/+29.6548+129.8000/+29.6405+129.7800/+29.6400+129.7744/+29.6256+129.7600/+29.6201+129.7400/+29.6200+129.7200/+29.6209+129.7000/+29.6400+129.6809/+29.6600+129.6844/+29.6756+129.7000/+29.6799+129.7200/+29.6800+129.7209/+29.6991+129.7400/+29.6999+129.7600/+29.7000+129.7610/+29.7187+129.7800/+29.7200+129.8000/+29.7200+129.8001/+29.7385+129.8200/+29.7400+129.8346/+29.7451+129.8400/+29.7581+129.8600/+29.7600+129.8720/+29.7674+129.8800/+29.7777+129.9000/+29.7800+129.9087/+29.7894+129.9200/+29.7975+129.9400/+29.8000+129.9497/+29.8100+129.9600/+29.8193+129.9800/+29.8200+129.9822/+29.8368+130.0000/+29.8400+130.0083/+29.8457+130.0200/+29.8521+130.0400/+29.8600+130.0536/+29.8650+130.0600/+29.8705+130.0800/+29.8745+130.1000/+29.8800+130.1200/+29.8888+130.1400/+29.8889+130.1600/+29.8919+130.1800/+29.9000+130.1913/+29.9031+130.2000/ 北東 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6636+129.7200/+29.6612+129.7400/+29.6600+129.7416/+29.6400+129.7465/+29.6335+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6600+129.7164/+29.6636+129.7200/ 北東 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、５日０９時から１２時までは火口から北東方向、５日２１時から２４時までは火口から東方向に降灰が予想されます。 　５日９時から６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 　０５日０９時から１２時まで　北東　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０５日１２時から１５時まで　北東　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０５日１５時から１８時まで　東　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０５日１８時から２１時まで　東　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０５日２１時から２４時まで　東　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０６日００時から０３時まで　北東　　　　　　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。