2026-07-18T02:00:00Z 通常 気象庁本庁 気象庁 2026-07-18T11:00:00+09:00 2026-07-18T12:00:00+09:00 2026-07-19T06:00:00+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、１８日２１時から２４時までは火口から北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 2026-07-18T12:00:00+09:00 2026-07-18T15:00:00+09:00 降灰 70 +29.6822+130.0400/+29.6801+130.0600/+29.6800+130.0604/+29.6784+130.0800/+29.6762+130.1000/+29.6736+130.1200/+29.6713+130.1400/+29.6684+130.1600/+29.6651+130.1800/+29.6607+130.2000/+29.6600+130.2030/+29.6550+130.2200/+29.6400+130.2382/+29.6320+130.2400/+29.6200+130.2524/+29.6139+130.2600/+29.6050+130.2800/+29.6000+130.2917/+29.5980+130.2800/+29.5949+130.2600/+29.5912+130.2400/+29.5871+130.2200/+29.5856+130.2000/+29.5858+130.1800/+29.5861+130.1600/+29.5842+130.1400/+29.5892+130.1200/+29.5900+130.1000/+29.5919+130.0800/+29.5931+130.0600/+29.5932+130.0400/+29.5936+130.0200/+29.6000+130.0124/+29.6041+130.0000/+29.6048+129.9800/+29.6045+129.9600/+29.6040+129.9400/+29.6051+129.9200/+29.6054+129.9000/+29.6056+129.8800/+29.6056+129.8600/+29.6070+129.8400/+29.6067+129.8200/+29.6074+129.8000/+29.6079+129.7800/+29.6129+129.7600/+29.6132+129.7400/+29.6200+129.7253/+29.6200+129.7200/+29.6213+129.7000/+29.6400+129.6813/+29.6600+129.6957/+29.6643+129.7000/+29.6797+129.7200/+29.6799+129.7400/+29.6798+129.7600/+29.6797+129.7800/+29.6796+129.8000/+29.6795+129.8200/+29.6795+129.8400/+29.6795+129.8600/+29.6795+129.8800/+29.6798+129.9000/+29.6794+129.9200/+29.6793+129.9400/+29.6788+129.9600/+29.6790+129.9800/+29.6784+130.0000/+29.6771+130.0200/+29.6800+130.0361/+29.6822+130.0400/ 東 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6470+129.7400/+29.6400+129.7487/+29.6334+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6588+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-18T15:00:00+09:00 2026-07-18T18:00:00+09:00 降灰 70 +29.7409+130.0200/+29.7424+130.0400/+29.7435+130.0600/+29.7446+130.0800/+29.7457+130.1000/+29.7481+130.1200/+29.7473+130.1400/+29.7462+130.1600/+29.7421+130.1800/+29.7400+130.1881/+29.7361+130.2000/+29.7330+130.2200/+29.7220+130.2400/+29.7200+130.2469/+29.7159+130.2600/+29.7074+130.2800/+29.7000+130.2956/+29.6948+130.2800/+29.6894+130.2600/+29.6852+130.2400/+29.6800+130.2203/+29.6799+130.2200/+29.6782+130.2000/+29.6705+130.1800/+29.6653+130.1600/+29.6604+130.1400/+29.6626+130.1200/+29.6609+130.1000/+29.6600+130.0913/+29.6584+130.0800/+29.6558+130.0600/+29.6537+130.0400/+29.6600+130.0287/+29.6614+130.0200/+29.6602+130.0000/+29.6602+129.9800/+29.6600+129.9773/+29.6530+129.9600/+29.6479+129.9400/+29.6446+129.9200/+29.6429+129.9000/+29.6417+129.8800/+29.6408+129.8600/+29.6403+129.8400/+29.6400+129.8314/+29.6321+129.8200/+29.6227+129.8000/+29.6206+129.7800/+29.6201+129.7600/+29.6200+129.7400/+29.6200+129.7200/+29.6211+129.7000/+29.6400+129.6811/+29.6600+129.6881/+29.6719+129.7000/+29.6799+129.7200/+29.6799+129.7400/+29.6800+129.7484/+29.6915+129.7600/+29.6986+129.7800/+29.6994+129.8000/+29.6999+129.8200/+29.7000+129.8231/+29.7112+129.8400/+29.7151+129.8600/+29.7172+129.8800/+29.7184+129.9000/+29.7198+129.9200/+29.7200+129.9249/+29.7244+129.9400/+29.7265+129.9600/+29.7304+129.9800/+29.7333+130.0000/+29.7400+130.0189/+29.7409+130.0200/ 東 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6481+129.7400/+29.6400+129.7477/+29.6343+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6588+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-18T18:00:00+09:00 2026-07-18T21:00:00+09:00 降灰 70 +29.7668+129.9600/+29.7697+129.9800/+29.7749+130.0000/+29.7768+130.0200/+29.7783+130.0400/+29.7776+130.0600/+29.7772+130.0800/+29.7785+130.1000/+29.7764+130.1200/+29.7720+130.1400/+29.7655+130.1600/+29.7628+130.1800/+29.7600+130.2000/+29.7599+130.2000/+29.7462+130.1800/+29.7400+130.1737/+29.7207+130.1600/+29.7200+130.1599/+29.7098+130.1400/+29.7063+130.1200/+29.7006+130.1000/+29.7000+130.0983/+29.6932+130.0800/+29.6878+130.0600/+29.6839+130.0400/+29.6854+130.0200/+29.6840+130.0000/+29.6800+129.9870/+29.6753+129.9800/+29.6692+129.9600/+29.6653+129.9400/+29.6631+129.9200/+29.6619+129.9000/+29.6600+129.8811/+29.6593+129.8800/+29.6476+129.8600/+29.6429+129.8400/+29.6409+129.8200/+29.6402+129.8000/+29.6400+129.7983/+29.6240+129.7800/+29.6204+129.7600/+29.6201+129.7400/+29.6200+129.7200/+29.6208+129.7000/+29.6400+129.6808/+29.6600+129.6845/+29.6755+129.7000/+29.6799+129.7200/+29.6800+129.7220/+29.6979+129.7400/+29.6998+129.7600/+29.7000+129.7617/+29.7165+129.7800/+29.7195+129.8000/+29.7200+129.8039/+29.7318+129.8200/+29.7382+129.8400/+29.7400+129.8544/+29.7428+129.8600/+29.7456+129.8800/+29.7545+129.9000/+29.7587+129.9200/+29.7595+129.9400/+29.7600+129.9433/+29.7668+129.9600/ 東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6593+129.7200/+29.6484+129.7400/+29.6400+129.7455/+29.6356+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6593+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-18T21:00:00+09:00 2026-07-19T00:00:00+09:00 降灰 70 +29.8662+130.0400/+29.8697+130.0600/+29.8737+130.0800/+29.8745+130.1000/+29.8770+130.1200/+29.8600+130.1387/+29.8557+130.1400/+29.8400+130.1426/+29.8378+130.1400/+29.8237+130.1200/+29.8200+130.1148/+29.8100+130.1000/+29.8000+130.0850/+29.7973+130.0800/+29.7857+130.0600/+29.7800+130.0498/+29.7754+130.0400/+29.7637+130.0200/+29.7600+130.0144/+29.7505+130.0000/+29.7444+129.9800/+29.7400+129.9675/+29.7354+129.9600/+29.7246+129.9400/+29.7200+129.9271/+29.7140+129.9200/+29.7037+129.9000/+29.7000+129.8884/+29.6923+129.8800/+29.6826+129.8600/+29.6800+129.8466/+29.6747+129.8400/+29.6619+129.8200/+29.6600+129.8062/+29.6544+129.8000/+29.6408+129.7800/+29.6400+129.7730/+29.6274+129.7600/+29.6201+129.7400/+29.6200+129.7200/+29.6206+129.7000/+29.6400+129.6806/+29.6600+129.6828/+29.6772+129.7000/+29.6800+129.7200/+29.6800+129.7202/+29.6997+129.7400/+29.7000+129.7426/+29.7174+129.7600/+29.7200+129.7728/+29.7272+129.7800/+29.7390+129.8000/+29.7400+129.8038/+29.7549+129.8200/+29.7600+129.8318/+29.7677+129.8400/+29.7775+129.8600/+29.7800+129.8674/+29.7900+129.8800/+29.7963+129.9000/+29.8000+129.9103/+29.8078+129.9200/+29.8147+129.9400/+29.8200+129.9510/+29.8300+129.9600/+29.8400+129.9774/+29.8416+129.9800/+29.8512+130.0000/+29.8581+130.0200/+29.8600+130.0253/+29.8662+130.0400/ 北東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6600+129.7200/+29.6405+129.7400/+29.6400+129.7401/+29.6399+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6600+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-19T00:00:00+09:00 2026-07-19T03:00:00+09:00 降灰 70 +29.8829+130.1200/+29.8841+130.1400/+29.8800+130.1474/+29.8646+130.1600/+29.8600+130.1630/+29.8465+130.1600/+29.8400+130.1586/+29.8276+130.1400/+29.8200+130.1280/+29.8151+130.1200/+29.8000+130.1063/+29.7931+130.1000/+29.7827+130.0800/+29.7800+130.0770/+29.7699+130.0600/+29.7618+130.0400/+29.7600+130.0368/+29.7445+130.0200/+29.7434+130.0000/+29.7400+129.9901/+29.7325+129.9800/+29.7239+129.9600/+29.7200+129.9493/+29.7113+129.9400/+29.7024+129.9200/+29.7000+129.9091/+29.6880+129.9000/+29.6822+129.8800/+29.6803+129.8600/+29.6800+129.8592/+29.6630+129.8400/+29.6604+129.8200/+29.6600+129.8179/+29.6437+129.8000/+29.6403+129.7800/+29.6400+129.7780/+29.6222+129.7600/+29.6201+129.7400/+29.6200+129.7200/+29.6207+129.7000/+29.6400+129.6807/+29.6600+129.6836/+29.6764+129.7000/+29.6799+129.7200/+29.6800+129.7209/+29.6991+129.7400/+29.7000+129.7552/+29.7048+129.7600/+29.7189+129.7800/+29.7200+129.7864/+29.7331+129.8000/+29.7395+129.8200/+29.7400+129.8221/+29.7555+129.8400/+29.7600+129.8599/+29.7601+129.8600/+29.7756+129.8800/+29.7794+129.9000/+29.7800+129.9014/+29.7947+129.9200/+29.8000+129.9396/+29.8004+129.9400/+29.8178+129.9600/+29.8200+129.9657/+29.8315+129.9800/+29.8400+129.9979/+29.8412+130.0000/+29.8503+130.0200/+29.8574+130.0400/+29.8600+130.0489/+29.8644+130.0600/+29.8690+130.0800/+29.8735+130.1000/+29.8800+130.1139/+29.8829+130.1200/ 北東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6598+129.7200/+29.6467+129.7400/+29.6400+129.7421/+29.6379+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6598+129.7200/ 東 3 鹿児島県十島村 4630400 2026-07-19T03:00:00+09:00 2026-07-19T06:00:00+09:00 降灰 70 +29.8207+130.0800/+29.8238+130.1000/+29.8272+130.1200/+29.8257+130.1400/+29.8233+130.1600/+29.8200+130.1748/+29.8185+130.1800/+29.8053+130.2000/+29.8000+130.2104/+29.7953+130.2000/+29.7811+130.1800/+29.7800+130.1778/+29.7712+130.1600/+29.7600+130.1478/+29.7547+130.1400/+29.7453+130.1200/+29.7400+130.1046/+29.7386+130.1000/+29.7308+130.0800/+29.7239+130.0600/+29.7200+130.0467/+29.7181+130.0400/+29.7101+130.0200/+29.7092+130.0000/+29.7058+129.9800/+29.7023+129.9600/+29.7000+129.9493/+29.6932+129.9400/+29.6841+129.9200/+29.6810+129.9000/+29.6800+129.8937/+29.6698+129.8800/+29.6625+129.8600/+29.6604+129.8400/+29.6600+129.8368/+29.6445+129.8200/+29.6405+129.8000/+29.6400+129.7844/+29.6373+129.7800/+29.6207+129.7600/+29.6201+129.7400/+29.6200+129.7200/+29.6208+129.7000/+29.6400+129.6808/+29.6600+129.6847/+29.6753+129.7000/+29.6799+129.7200/+29.6800+129.7255/+29.6945+129.7400/+29.6996+129.7600/+29.7000+129.7702/+29.7097+129.7800/+29.7189+129.8000/+29.7200+129.8141/+29.7255+129.8200/+29.7373+129.8400/+29.7397+129.8600/+29.7400+129.8613/+29.7542+129.8800/+29.7589+129.9000/+29.7600+129.9050/+29.7696+129.9200/+29.7752+129.9400/+29.7800+129.9529/+29.7856+129.9600/+29.7957+129.9800/+29.7999+130.0000/+29.8000+130.0005/+29.8060+130.0200/+29.8104+130.0400/+29.8124+130.0600/+29.8200+130.0788/+29.8207+130.0800/ 北東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6594+129.7200/+29.6445+129.7400/+29.6400+129.7420/+29.6383+129.7400/+29.6212+129.7200/+29.6400+129.7012/+29.6594+129.7200/ 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、１８日２１時から２４時までは火口から北東方向に降灰が予想されます。 　１８日１２時から１９日６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 　１８日１２時から１５時まで　東　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１８日１５時から１８時まで　東　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１８日１８時から２１時まで　東　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１８日２１時から２４時まで　北東　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１９日００時から０３時まで　北東　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１９日０３時から０６時まで　北東　　　　　　５０ｋｍ　　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。