2026-10-10T14:00:00Z 通常 気象庁本庁 気象庁 2026-10-10T23:00:00+09:00 2026-10-11T00:00:00+09:00 2026-10-11T18:00:00+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、１１日０９時から１２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 2026-10-11T00:00:00+09:00 2026-10-11T03:00:00+09:00 降灰 70 +30.0596+129.2400/+30.0522+129.2600/+30.0400+129.2722/+30.0333+129.2800/+30.0257+129.3000/+30.0200+129.3082/+30.0109+129.3200/+30.0000+129.3320/+29.9952+129.3400/+29.9849+129.3600/+29.9800+129.3657/+29.9653+129.3800/+29.9600+129.3835/+29.9475+129.4000/+29.9400+129.4132/+29.9343+129.4200/+29.9200+129.4307/+29.9129+129.4400/+29.9000+129.4557/+29.8960+129.4600/+29.8800+129.4744/+29.8769+129.4800/+29.8600+129.4990/+29.8592+129.5000/+29.8400+129.5160/+29.8365+129.5200/+29.8200+129.5367/+29.8178+129.5400/+29.8000+129.5584/+29.7989+129.5600/+29.7831+129.5800/+29.7800+129.5832/+29.7694+129.6000/+29.7600+129.6104/+29.7547+129.6200/+29.7400+129.6339/+29.7377+129.6400/+29.7200+129.6579/+29.7193+129.6600/+29.7000+129.6796/+29.6999+129.6800/+29.6977+129.7000/+29.6800+129.7159/+29.6795+129.7200/+29.6600+129.7394/+29.6400+129.7397/+29.6203+129.7200/+29.6201+129.7000/+29.6203+129.6800/+29.6400+129.6603/+29.6401+129.6600/+29.6429+129.6400/+29.6600+129.6228/+29.6608+129.6200/+29.6762+129.6000/+29.6800+129.5962/+29.6833+129.5800/+29.7000+129.5625/+29.7013+129.5600/+29.7099+129.5400/+29.7200+129.5294/+29.7239+129.5200/+29.7400+129.5014/+29.7410+129.5000/+29.7523+129.4800/+29.7600+129.4715/+29.7668+129.4600/+29.7758+129.4400/+29.7800+129.4327/+29.7899+129.4200/+29.8000+129.4094/+29.8103+129.4000/+29.8200+129.3921/+29.8339+129.3800/+29.8400+129.3718/+29.8505+129.3600/+29.8600+129.3454/+29.8650+129.3400/+29.8800+129.3287/+29.8910+129.3200/+29.9000+129.3073/+29.9092+129.3000/+29.9200+129.2899/+29.9304+129.2800/+29.9400+129.2726/+29.9600+129.2631/+29.9672+129.2600/+29.9800+129.2517/+29.9936+129.2400/+30.0000+129.2353/+30.0200+129.2319/+30.0400+129.2263/+30.0596+129.2400/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6775+129.7000/+29.6600+129.7153/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6814/+29.6775+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-11T03:00:00+09:00 2026-10-11T06:00:00+09:00 降灰 70 +30.0089+129.2400/+30.0119+129.2600/+30.0064+129.2800/+30.0024+129.3000/+30.0000+129.3029/+29.9836+129.3200/+29.9800+129.3259/+29.9737+129.3400/+29.9600+129.3597/+29.9599+129.3600/+29.9458+129.3800/+29.9400+129.3872/+29.9288+129.4000/+29.9200+129.4099/+29.9148+129.4200/+29.9000+129.4395/+29.8997+129.4400/+29.8800+129.4589/+29.8792+129.4600/+29.8659+129.4800/+29.8600+129.4864/+29.8494+129.5000/+29.8400+129.5077/+29.8221+129.5200/+29.8200+129.5221/+29.8085+129.5400/+29.8000+129.5488/+29.7934+129.5600/+29.7800+129.5739/+29.7764+129.5800/+29.7600+129.5973/+29.7588+129.6000/+29.7400+129.6199/+29.7400+129.6200/+29.7329+129.6400/+29.7200+129.6530/+29.7181+129.6600/+29.7000+129.6782/+29.6997+129.6800/+29.6818+129.7000/+29.6800+129.7017/+29.6795+129.7200/+29.6600+129.7394/+29.6400+129.7397/+29.6203+129.7200/+29.6201+129.7000/+29.6202+129.6800/+29.6400+129.6602/+29.6401+129.6600/+29.6412+129.6400/+29.6600+129.6211/+29.6604+129.6200/+29.6641+129.6000/+29.6800+129.5839/+29.6811+129.5800/+29.6913+129.5600/+29.7000+129.5512/+29.7029+129.5400/+29.7200+129.5213/+29.7208+129.5200/+29.7267+129.5000/+29.7400+129.4854/+29.7433+129.4800/+29.7598+129.4600/+29.7600+129.4598/+29.7664+129.4400/+29.7731+129.4200/+29.7800+129.4105/+29.7899+129.4000/+29.8000+129.3880/+29.8060+129.3800/+29.8200+129.3628/+29.8231+129.3600/+29.8389+129.3400/+29.8400+129.3392/+29.8600+129.3240/+29.8647+129.3200/+29.8800+129.3032/+29.8855+129.3000/+29.9000+129.2861/+29.9121+129.2800/+29.9200+129.2757/+29.9400+129.2601/+29.9402+129.2600/+29.9600+129.2485/+29.9800+129.2410/+29.9817+129.2400/+30.0000+129.2322/+30.0089+129.2400/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6751+129.7000/+29.6761+129.7200/+29.6600+129.7361/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6814/+29.6751+129.7000/ 北 2 鹿児島県十島村 4630400 2026-10-11T06:00:00+09:00 2026-10-11T09:00:00+09:00 降灰 70 +30.0202+129.2800/+30.0235+129.3000/+30.0200+129.3051/+30.0100+129.3200/+30.0000+129.3350/+29.9974+129.3400/+29.9878+129.3600/+29.9800+129.3712/+29.9739+129.3800/+29.9600+129.3915/+29.9546+129.4000/+29.9422+129.4200/+29.9400+129.4225/+29.9200+129.4381/+29.9186+129.4400/+29.9025+129.4600/+29.9000+129.4626/+29.8804+129.4800/+29.8800+129.4803/+29.8659+129.5000/+29.8600+129.5087/+29.8400+129.5195/+29.8395+129.5200/+29.8200+129.5392/+29.8194+129.5400/+29.8000+129.5599/+29.8000+129.5600/+29.7842+129.5800/+29.7800+129.5845/+29.7693+129.6000/+29.7600+129.6086/+29.7535+129.6200/+29.7400+129.6336/+29.7371+129.6400/+29.7200+129.6571/+29.7191+129.6600/+29.7000+129.6793/+29.6999+129.6800/+29.6902+129.7000/+29.6800+129.7103/+29.6795+129.7200/+29.6600+129.7394/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6203+129.6800/+29.6400+129.6603/+29.6402+129.6600/+29.6478+129.6400/+29.6600+129.6278/+29.6615+129.6200/+29.6800+129.6013/+29.6807+129.6000/+29.6940+129.5800/+29.7000+129.5740/+29.7046+129.5600/+29.7200+129.5441/+29.7222+129.5400/+29.7400+129.5208/+29.7406+129.5200/+29.7521+129.5000/+29.7600+129.4917/+29.7667+129.4800/+29.7800+129.4658/+29.7839+129.4600/+29.7921+129.4400/+29.8000+129.4284/+29.8068+129.4200/+29.8200+129.4088/+29.8279+129.4000/+29.8400+129.3871/+29.8481+129.3800/+29.8600+129.3653/+29.8681+129.3600/+29.8800+129.3474/+29.8886+129.3400/+29.9000+129.3308/+29.9150+129.3200/+29.9200+129.3155/+29.9400+129.3034/+29.9465+129.3000/+29.9600+129.2907/+29.9798+129.2800/+29.9800+129.2798/+29.9987+129.2600/+30.0000+129.2585/+30.0053+129.2600/+30.0200+129.2794/+30.0202+129.2800/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6738+129.7000/+29.6740+129.7200/+29.6600+129.7340/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6824/+29.6738+129.7000/ 北 2 鹿児島県十島村 4630400 2026-10-11T09:00:00+09:00 2026-10-11T12:00:00+09:00 降灰 70 +30.0645+129.3000/+30.0600+129.3064/+30.0483+129.3200/+30.0400+129.3374/+30.0392+129.3400/+30.0287+129.3600/+30.0200+129.3695/+30.0090+129.3800/+30.0000+129.3869/+29.9920+129.4000/+29.9800+129.4153/+29.9750+129.4200/+29.9600+129.4306/+29.9534+129.4400/+29.9407+129.4600/+29.9400+129.4607/+29.9200+129.4767/+29.9175+129.4800/+29.9000+129.4971/+29.8968+129.5000/+29.8800+129.5159/+29.8776+129.5200/+29.8600+129.5341/+29.8520+129.5400/+29.8400+129.5512/+29.8289+129.5600/+29.8200+129.5687/+29.8105+129.5800/+29.8000+129.5903/+29.7894+129.6000/+29.7800+129.6090/+29.7703+129.6200/+29.7600+129.6301/+29.7520+129.6400/+29.7400+129.6520/+29.7333+129.6600/+29.7200+129.6733/+29.7162+129.6800/+29.7000+129.6963/+29.6988+129.7000/+29.6800+129.7188/+29.6796+129.7200/+29.6600+129.7396/+29.6400+129.7398/+29.6202+129.7200/+29.6201+129.7000/+29.6207+129.6800/+29.6400+129.6607/+29.6405+129.6600/+29.6600+129.6404/+29.6604+129.6400/+29.6757+129.6200/+29.6800+129.6157/+29.6859+129.6000/+29.7000+129.5858/+29.7035+129.5800/+29.7200+129.5628/+29.7225+129.5600/+29.7400+129.5417/+29.7415+129.5400/+29.7589+129.5200/+29.7600+129.5189/+29.7786+129.5000/+29.7800+129.4985/+29.7938+129.4800/+29.8000+129.4609/+29.8003+129.4600/+29.8200+129.4449/+29.8262+129.4400/+29.8400+129.4215/+29.8418+129.4200/+29.8600+129.4034/+29.8643+129.4000/+29.8800+129.3826/+29.8834+129.3800/+29.9000+129.3681/+29.9125+129.3600/+29.9200+129.3526/+29.9375+129.3400/+29.9400+129.3376/+29.9600+129.3242/+29.9675+129.3200/+29.9800+129.3105/+29.9896+129.3000/+30.0000+129.2894/+30.0200+129.2869/+30.0400+129.2826/+30.0600+129.2904/+30.0645+129.3000/ 北西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6746+129.7000/+29.6741+129.7200/+29.6600+129.7341/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6834/+29.6746+129.7000/ 北 2 鹿児島県十島村 4630400 2026-10-11T12:00:00+09:00 2026-10-11T15:00:00+09:00 降灰 70 +30.0268+129.4000/+30.0200+129.4067/+30.0107+129.4200/+30.0000+129.4376/+29.9992+129.4400/+29.9830+129.4600/+29.9800+129.4635/+29.9654+129.4800/+29.9600+129.4848/+29.9413+129.5000/+29.9400+129.5009/+29.9231+129.5200/+29.9200+129.5227/+29.9000+129.5381/+29.8976+129.5400/+29.8800+129.5511/+29.8600+129.5595/+29.8594+129.5600/+29.8400+129.5772/+29.8377+129.5800/+29.8200+129.5968/+29.8164+129.6000/+29.8000+129.6137/+29.7899+129.6200/+29.7800+129.6289/+29.7642+129.6400/+29.7600+129.6440/+29.7400+129.6592/+29.7394+129.6600/+29.7200+129.6789/+29.7192+129.6800/+29.7000+129.6988/+29.6993+129.7000/+29.6800+129.7193/+29.6797+129.7200/+29.6600+129.7397/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6208+129.6800/+29.6400+129.6608/+29.6408+129.6600/+29.6600+129.6407/+29.6608+129.6400/+29.6800+129.6205/+29.6806+129.6200/+29.7000+129.6000/+29.7124+129.5800/+29.7200+129.5722/+29.7291+129.5600/+29.7400+129.5489/+29.7469+129.5400/+29.7600+129.5259/+29.7654+129.5200/+29.7800+129.5052/+29.7865+129.5000/+29.8000+129.4860/+29.8063+129.4800/+29.8200+129.4602/+29.8202+129.4600/+29.8400+129.4451/+29.8507+129.4400/+29.8600+129.4305/+29.8746+129.4200/+29.8800+129.4162/+29.9000+129.4035/+29.9058+129.4000/+29.9200+129.3876/+29.9400+129.3819/+29.9452+129.3800/+29.9600+129.3733/+29.9800+129.3732/+30.0000+129.3751/+30.0092+129.3800/+30.0200+129.3896/+30.0268+129.4000/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6747+129.7000/+29.6737+129.7200/+29.6600+129.7337/+29.6400+129.7388/+29.6212+129.7200/+29.6213+129.7000/+29.6400+129.6813/+29.6600+129.6850/+29.6747+129.7000/ 北 2 鹿児島県十島村 4630400 2026-10-11T15:00:00+09:00 2026-10-11T18:00:00+09:00 降灰 70 +29.9890+129.3400/+29.9823+129.3600/+29.9800+129.3630/+29.9700+129.3800/+29.9600+129.3951/+29.9581+129.4000/+29.9469+129.4200/+29.9400+129.4306/+29.9331+129.4400/+29.9200+129.4525/+29.9152+129.4600/+29.9000+129.4766/+29.8970+129.4800/+29.8800+129.4922/+29.8739+129.5000/+29.8600+129.5192/+29.8591+129.5200/+29.8400+129.5336/+29.8349+129.5400/+29.8200+129.5537/+29.8160+129.5600/+29.8000+129.5762/+29.7971+129.5800/+29.7800+129.5974/+29.7781+129.6000/+29.7600+129.6170/+29.7577+129.6200/+29.7400+129.6385/+29.7393+129.6400/+29.7200+129.6595/+29.7198+129.6600/+29.7004+129.6800/+29.7000+129.6804/+29.6955+129.7000/+29.6800+129.7157/+29.6796+129.7200/+29.6600+129.7396/+29.6400+129.7398/+29.6202+129.7200/+29.6200+129.7000/+29.6203+129.6800/+29.6400+129.6603/+29.6402+129.6600/+29.6516+129.6400/+29.6600+129.6316/+29.6622+129.6200/+29.6800+129.6020/+29.6810+129.6000/+29.7000+129.5800/+29.7054+129.5600/+29.7200+129.5448/+29.7231+129.5400/+29.7400+129.5217/+29.7416+129.5200/+29.7535+129.5000/+29.7600+129.4930/+29.7683+129.4800/+29.7800+129.4664/+29.7845+129.4600/+29.7943+129.4400/+29.8000+129.4324/+29.8112+129.4200/+29.8200+129.4125/+29.8323+129.4000/+29.8400+129.3921/+29.8550+129.3800/+29.8600+129.3749/+29.8800+129.3645/+29.8884+129.3600/+29.9000+129.3461/+29.9059+129.3400/+29.9200+129.3275/+29.9400+129.3235/+29.9563+129.3200/+29.9600+129.3187/+29.9669+129.3200/+29.9800+129.3254/+29.9890+129.3400/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6688+129.7000/+29.6705+129.7200/+29.6600+129.7304/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6884/+29.6688+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、１１日０９時から１２時までは火口から北西方向に降灰が予想されます。 　１１日０時から１１日１８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 　１１日００時から０３時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１１日０３時から０６時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１１日０６時から０９時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１１日０９時から１２時まで　北西　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１１日１２時から１５時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１１日１５時から１８時まで　北西　　　　　　５０ｋｍ　　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。