2026-08-15T20:00:00Z 通常 気象庁本庁 気象庁 2026-08-16T05:00:00+09:00 2026-08-16T06:00:00+09:00 2026-08-17T00:00:00+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、１６日０９時から１２時までは火口から北西方向、１６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 2026-08-16T06:00:00+09:00 2026-08-16T09:00:00+09:00 降灰 70 +30.0113+129.4800/+30.0000+129.4985/+29.9992+129.5000/+29.9917+129.5200/+29.9800+129.5288/+29.9644+129.5400/+29.9600+129.5423/+29.9400+129.5551/+29.9359+129.5600/+29.9200+129.5761/+29.9157+129.5800/+29.9000+129.5937/+29.8800+129.5986/+29.8782+129.6000/+29.8600+129.6139/+29.8485+129.6200/+29.8400+129.6295/+29.8200+129.6400/+29.8000+129.6582/+29.7938+129.6600/+29.8000+129.6648/+29.8200+129.6622/+29.8240+129.6600/+29.8400+129.6546/+29.8600+129.6593/+29.8614+129.6600/+29.8800+129.6763/+29.9000+129.6780/+29.9015+129.6800/+29.9000+129.6857/+29.8800+129.6907/+29.8717+129.7000/+29.8600+129.7022/+29.8400+129.7088/+29.8200+129.7070/+29.8000+129.7144/+29.7800+129.7071/+29.7692+129.7000/+29.7800+129.6850/+29.7823+129.6800/+29.7800+129.6769/+29.7600+129.6787/+29.7558+129.6800/+29.7400+129.6935/+29.7200+129.6995/+29.7188+129.7000/+29.7000+129.7180/+29.6800+129.7199/+29.6799+129.7200/+29.6600+129.7399/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6400+129.6800/+29.6402+129.6800/+29.6600+129.6602/+29.6622+129.6600/+29.6800+129.6422/+29.6915+129.6400/+29.7000+129.6315/+29.7200+129.6205/+29.7215+129.6200/+29.7400+129.6020/+29.7440+129.6000/+29.7600+129.5845/+29.7713+129.5800/+29.7800+129.5715/+29.7969+129.5600/+29.8000+129.5569/+29.8200+129.5431/+29.8241+129.5400/+29.8400+129.5249/+29.8483+129.5200/+29.8600+129.5082/+29.8800+129.5004/+29.8812+129.5000/+29.9000+129.4876/+29.9200+129.4812/+29.9254+129.4800/+29.9400+129.4728/+29.9600+129.4615/+29.9800+129.4634/+30.0000+129.4678/+30.0113+129.4800/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6689+129.7000/+29.6660+129.7200/+29.6600+129.7260/+29.6400+129.7388/+29.6212+129.7200/+29.6228+129.7000/+29.6400+129.6828/+29.6600+129.6914/+29.6689+129.7000/ 北 2 鹿児島県十島村 4630400 2026-08-16T09:00:00+09:00 2026-08-16T12:00:00+09:00 降灰 70 +30.0267+129.4800/+30.0200+129.4950/+30.0184+129.5000/+30.0138+129.5200/+30.0000+129.5287/+29.9874+129.5400/+29.9800+129.5461/+29.9631+129.5600/+29.9600+129.5619/+29.9400+129.5703/+29.9305+129.5800/+29.9200+129.5884/+29.9013+129.6000/+29.9000+129.6008/+29.8800+129.6004/+29.8600+129.6150/+29.8460+129.6200/+29.8400+129.6247/+29.8200+129.6367/+29.8125+129.6400/+29.8000+129.6506/+29.7800+129.6587/+29.7772+129.6600/+29.7600+129.6758/+29.7400+129.6800/+29.7200+129.6988/+29.7165+129.7000/+29.7000+129.7164/+29.6800+129.7199/+29.6799+129.7200/+29.6600+129.7399/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6400+129.6800/+29.6401+129.6800/+29.6600+129.6602/+29.6620+129.6600/+29.6800+129.6420/+29.6916+129.6400/+29.7000+129.6316/+29.7200+129.6205/+29.7218+129.6200/+29.7400+129.6026/+29.7487+129.6000/+29.7600+129.5893/+29.7800+129.5804/+29.7812+129.5800/+29.8000+129.5632/+29.8066+129.5600/+29.8200+129.5479/+29.8400+129.5422/+29.8449+129.5400/+29.8600+129.5220/+29.8632+129.5200/+29.8800+129.5111/+29.9000+129.5051/+29.9172+129.5000/+29.9200+129.4980/+29.9400+129.4873/+29.9600+129.4813/+29.9657+129.4800/+29.9800+129.4763/+30.0000+129.4714/+30.0200+129.4772/+30.0267+129.4800/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6689+129.7000/+29.6652+129.7200/+29.6600+129.7252/+29.6400+129.7388/+29.6212+129.7200/+29.6223+129.7000/+29.6400+129.6823/+29.6600+129.6913/+29.6689+129.7000/ 北 2 鹿児島県十島村 4630400 2026-08-16T12:00:00+09:00 2026-08-16T15:00:00+09:00 降灰 70 +30.0070+129.5200/+30.0000+129.5246/+29.9800+129.5394/+29.9795+129.5400/+29.9600+129.5555/+29.9558+129.5600/+29.9400+129.5724/+29.9307+129.5800/+29.9200+129.5883/+29.9026+129.6000/+29.9000+129.6016/+29.8800+129.6037/+29.8600+129.6155/+29.8469+129.6200/+29.8400+129.6248/+29.8200+129.6366/+29.8096+129.6400/+29.8000+129.6474/+29.7800+129.6581/+29.7749+129.6600/+29.7600+129.6735/+29.7400+129.6796/+29.7392+129.6800/+29.7200+129.6984/+29.7145+129.7000/+29.7000+129.7145/+29.6800+129.7199/+29.6799+129.7200/+29.6600+129.7399/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6400+129.6800/+29.6401+129.6800/+29.6600+129.6602/+29.6612+129.6600/+29.6800+129.6412/+29.6866+129.6400/+29.7000+129.6265/+29.7200+129.6202/+29.7207+129.6200/+29.7400+129.6017/+29.7446+129.6000/+29.7600+129.5847/+29.7722+129.5800/+29.7800+129.5727/+29.8000+129.5622/+29.8057+129.5600/+29.8200+129.5476/+29.8400+129.5408/+29.8418+129.5400/+29.8600+129.5205/+29.8611+129.5200/+29.8800+129.5106/+29.9000+129.5070/+29.9200+129.5043/+29.9400+129.5017/+29.9469+129.5000/+29.9600+129.4936/+29.9800+129.4953/+29.9957+129.5000/+30.0000+129.5038/+30.0070+129.5200/ 北西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6674+129.7000/+29.6600+129.7191/+29.6600+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6221+129.7000/+29.6400+129.6821/+29.6600+129.6927/+29.6674+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-08-16T15:00:00+09:00 2026-08-16T18:00:00+09:00 降灰 70 +29.9669+129.4800/+29.9600+129.4860/+29.9520+129.5000/+29.9400+129.5143/+29.9371+129.5200/+29.9239+129.5400/+29.9200+129.5432/+29.9000+129.5597/+29.8997+129.5600/+29.8800+129.5726/+29.8699+129.5800/+29.8600+129.5884/+29.8400+129.5996/+29.8393+129.6000/+29.8200+129.6143/+29.8097+129.6200/+29.8000+129.6288/+29.7800+129.6394/+29.7794+129.6400/+29.7600+129.6581/+29.7567+129.6600/+29.7400+129.6756/+29.7311+129.6800/+29.7200+129.6910/+29.7000+129.6998/+29.6999+129.7000/+29.6800+129.7198/+29.6799+129.7200/+29.6600+129.7399/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6252+129.6800/+29.6400+129.6652/+29.6577+129.6600/+29.6600+129.6577/+29.6800+129.6401/+29.6802+129.6400/+29.7000+129.6204/+29.7010+129.6200/+29.7200+129.6014/+29.7225+129.6000/+29.7400+129.5824/+29.7440+129.5800/+29.7600+129.5640/+29.7676+129.5600/+29.7800+129.5483/+29.7958+129.5400/+29.8000+129.5359/+29.8200+129.5221/+29.8238+129.5200/+29.8400+129.5013/+29.8427+129.5000/+29.8600+129.4851/+29.8680+129.4800/+29.8800+129.4718/+29.9000+129.4647/+29.9200+129.4604/+29.9400+129.4612/+29.9600+129.4691/+29.9669+129.4800/ 北西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6662+129.7000/+29.6600+129.7057/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6219+129.7000/+29.6400+129.6819/+29.6600+129.6935/+29.6662+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-08-16T18:00:00+09:00 2026-08-16T21:00:00+09:00 降灰 70 +29.9432+129.4400/+29.9400+129.4482/+29.9370+129.4600/+29.9305+129.4800/+29.9200+129.4908/+29.9145+129.5000/+29.9000+129.5161/+29.8963+129.5200/+29.8800+129.5347/+29.8742+129.5400/+29.8600+129.5499/+29.8490+129.5600/+29.8400+129.5672/+29.8278+129.5800/+29.8200+129.5874/+29.8000+129.5996/+29.7997+129.6000/+29.7800+129.6186/+29.7786+129.6200/+29.7600+129.6372/+29.7574+129.6400/+29.7400+129.6570/+29.7373+129.6600/+29.7200+129.6772/+29.7180+129.6800/+29.7000+129.6980/+29.6994+129.7000/+29.6800+129.7194/+29.6798+129.7200/+29.6600+129.7398/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6213+129.6800/+29.6400+129.6613/+29.6420+129.6600/+29.6600+129.6419/+29.6621+129.6400/+29.6800+129.6220/+29.6820+129.6200/+29.7000+129.6017/+29.7021+129.6000/+29.7200+129.5813/+29.7213+129.5800/+29.7400+129.5609/+29.7412+129.5600/+29.7600+129.5402/+29.7602+129.5400/+29.7768+129.5200/+29.7800+129.5162/+29.7960+129.5000/+29.8000+129.4957/+29.8200+129.4820/+29.8227+129.4800/+29.8363+129.4600/+29.8400+129.4567/+29.8600+129.4443/+29.8662+129.4400/+29.8800+129.4275/+29.9000+129.4225/+29.9193+129.4200/+29.9200+129.4199/+29.9203+129.4200/+29.9400+129.4349/+29.9432+129.4400/ 北西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6664+129.7000/+29.6600+129.7059/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6220+129.7000/+29.6400+129.6820/+29.6600+129.6932/+29.6664+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-08-16T21:00:00+09:00 2026-08-17T00:00:00+09:00 降灰 70 +30.0063+129.4000/+30.0000+129.4109/+29.9944+129.4200/+29.9892+129.4400/+29.9800+129.4527/+29.9738+129.4600/+29.9600+129.4735/+29.9562+129.4800/+29.9400+129.4971/+29.9381+129.5000/+29.9212+129.5200/+29.9200+129.5212/+29.9016+129.5400/+29.9000+129.5413/+29.8800+129.5551/+29.8745+129.5600/+29.8600+129.5710/+29.8473+129.5800/+29.8400+129.5863/+29.8209+129.6000/+29.8200+129.6009/+29.8000+129.6179/+29.7974+129.6200/+29.7800+129.6357/+29.7727+129.6400/+29.7600+129.6524/+29.7443+129.6600/+29.7400+129.6643/+29.7200+129.6796/+29.7197+129.6800/+29.7000+129.6995/+29.6997+129.7000/+29.6800+129.7197/+29.6798+129.7200/+29.6600+129.7398/+29.6400+129.7399/+29.6201+129.7200/+29.6200+129.7000/+29.6228+129.6800/+29.6400+129.6628/+29.6451+129.6600/+29.6600+129.6451/+29.6664+129.6400/+29.6800+129.6263/+29.6869+129.6200/+29.7000+129.6068/+29.7078+129.6000/+29.7200+129.5877/+29.7278+129.5800/+29.7400+129.5672/+29.7492+129.5600/+29.7600+129.5488/+29.7718+129.5400/+29.7800+129.5319/+29.7940+129.5200/+29.8000+129.5143/+29.8159+129.5000/+29.8200+129.4953/+29.8299+129.4800/+29.8400+129.4666/+29.8507+129.4600/+29.8600+129.4533/+29.8800+129.4418/+29.8829+129.4400/+29.9000+129.4206/+29.9010+129.4200/+29.9200+129.4077/+29.9371+129.4000/+29.9400+129.3977/+29.9600+129.3834/+29.9800+129.3847/+30.0000+129.3913/+30.0063+129.4000/ 北西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6726+129.7000/+29.6600+129.7114/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6400+129.6812/+29.6600+129.6872/+29.6726+129.7000/ 北西 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、１６日０９時から１２時までは火口から北西方向、１６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。 　１６日６時から１６日２４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 　１６日０６時から０９時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１６日０９時から１２時まで　北西　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　１６日１２時から１５時まで　北西　　　　　　４０ｋｍ　　２ｋｍ　　　　　 　１６日１５時から１８時まで　北西　　　　　　４０ｋｍ　　２ｋｍ　　　　　 　１６日１８時から２１時まで　北西　　　　　　４０ｋｍ　　２ｋｍ　　　　　 　１６日２１時から２４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。