2026-10-21T20:00:00Z 通常 気象庁本庁 気象庁 2026-10-22T05:00:00+09:00 2026-10-22T06:00:00+09:00 2026-10-23T00:00:00+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、２２日０９時から１２時までは火口から南西方向、２２日２１時から２４時までは火口から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 2026-10-22T06:00:00+09:00 2026-10-22T09:00:00+09:00 降灰 70 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南西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6586+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7323/+29.6077+129.7200/+29.6050+129.7000/+29.6200+129.6856/+29.6400+129.6814/+29.6586+129.7000/ 南 3 鹿児島県十島村 4630400 2026-10-22T09:00:00+09:00 2026-10-22T12:00:00+09:00 降灰 70 +29.6783+129.7000/+29.6751+129.7200/+29.6600+129.7351/+29.6400+129.7399/+29.6200+129.7395/+29.6005+129.7200/+29.6000+129.7196/+29.5800+129.7000/+29.5600+129.6922/+29.5477+129.6800/+29.5400+129.6737/+29.5247+129.6600/+29.5200+129.6555/+29.5022+129.6400/+29.5000+129.6371/+29.4844+129.6200/+29.4800+129.6140/+29.4644+129.6000/+29.4600+129.5934/+29.4471+129.5800/+29.4400+129.5647/+29.4368+129.5600/+29.4227+129.5400/+29.4200+129.5325/+29.4149+129.5200/+29.4054+129.5000/+29.4000+129.4876/+29.3956+129.4800/+29.3867+129.4600/+29.3800+129.4460/+29.3773+129.4400/+29.3800+129.4308/+29.3853+129.4200/+29.3923+129.4000/+29.3983+129.3800/+29.4000+129.3768/+29.4200+129.3759/+29.4400+129.3727/+29.4514+129.3800/+29.4600+129.3843/+29.4779+129.4000/+29.4800+129.4014/+29.5000+129.4155/+29.5059+129.4200/+29.5200+129.4312/+29.5400+129.4377/+29.5417+129.4400/+29.5452+129.4600/+29.5600+129.4794/+29.5605+129.4800/+29.5788+129.5000/+29.5800+129.5021/+29.5885+129.5200/+29.6000+129.5374/+29.6019+129.5400/+29.6147+129.5600/+29.6196+129.5800/+29.6200+129.5808/+29.6337+129.6000/+29.6380+129.6200/+29.6400+129.6306/+29.6478+129.6400/+29.6582+129.6600/+29.6599+129.6800/+29.6600+129.6809/+29.6783+129.7000/ 南西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6637+129.7000/+29.6600+129.7037/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6200+129.7040/+29.6154+129.7000/+29.6200+129.6949/+29.6400+129.6806/+29.6600+129.6963/+29.6637+129.7000/ 西 3 鹿児島県十島村 4630400 2026-10-22T12:00:00+09:00 2026-10-22T15:00:00+09:00 降灰 70 +29.7116+129.7000/+29.7000+129.7045/+29.6800+129.7138/+29.6768+129.7200/+29.6600+129.7359/+29.6400+129.7399/+29.6200+129.7386/+29.6014+129.7200/+29.6000+129.7000/+29.6000+129.6994/+29.5808+129.6800/+29.5800+129.6732/+29.5669+129.6600/+29.5603+129.6400/+29.5600+129.6387/+29.5432+129.6200/+29.5400+129.6061/+29.5343+129.6000/+29.5226+129.5800/+29.5200+129.5738/+29.5085+129.5600/+29.5013+129.5400/+29.5000+129.5350/+29.4908+129.5200/+29.4818+129.5000/+29.4800+129.4964/+29.4700+129.4800/+29.4677+129.4600/+29.4660+129.4400/+29.4657+129.4200/+29.4656+129.4000/+29.4662+129.3800/+29.4692+129.3600/+29.4800+129.3483/+29.4878+129.3400/+29.5000+129.3297/+29.5148+129.3200/+29.5200+129.3141/+29.5247+129.3200/+29.5400+129.3268/+29.5597+129.3400/+29.5600+129.3403/+29.5708+129.3600/+29.5784+129.3800/+29.5800+129.3845/+29.5848+129.4000/+29.5920+129.4200/+29.6000+129.4394/+29.6003+129.4400/+29.6104+129.4600/+29.6120+129.4800/+29.6183+129.5000/+29.6200+129.5132/+29.6216+129.5200/+29.6323+129.5400/+29.6367+129.5600/+29.6383+129.5800/+29.6400+129.5970/+29.6417+129.6000/+29.6528+129.6200/+29.6577+129.6400/+29.6596+129.6600/+29.6600+129.6734/+29.6687+129.6800/+29.6800+129.6842/+29.7000+129.6894/+29.7116+129.7000/ 南西 40 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6675+129.7000/+29.6600+129.7074/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6207+129.7000/+29.6400+129.6805/+29.6600+129.6923/+29.6675+129.7000/ 北西 2 鹿児島県十島村 4630400 2026-10-22T15:00:00+09:00 2026-10-22T18:00:00+09:00 降灰 70 +29.7897+129.6200/+29.7800+129.6272/+29.7740+129.6400/+29.7600+129.6494/+29.7439+129.6600/+29.7400+129.6629/+29.7200+129.6759/+29.7165+129.6800/+29.7000+129.6925/+29.6903+129.7000/+29.6800+129.7093/+29.6742+129.7200/+29.6600+129.7342/+29.6400+129.7398/+29.6200+129.7345/+29.6055+129.7200/+29.6001+129.7000/+29.6000+129.6800/+29.6000+129.6785/+29.5820+129.6600/+29.5805+129.6400/+29.5800+129.6303/+29.5700+129.6200/+29.5621+129.6000/+29.5601+129.5800/+29.5600+129.5789/+29.5463+129.5600/+29.5421+129.5400/+29.5400+129.5270/+29.5352+129.5200/+29.5257+129.5000/+29.5218+129.4800/+29.5200+129.4711/+29.5136+129.4600/+29.5008+129.4400/+29.5000+129.4356/+29.4956+129.4200/+29.4905+129.4000/+29.4854+129.3800/+29.4830+129.3600/+29.4813+129.3400/+29.4800+129.3306/+29.4770+129.3200/+29.4741+129.3000/+29.4713+129.2800/+29.4706+129.2600/+29.4696+129.2400/+29.4800+129.2241/+29.4839+129.2200/+29.4950+129.2000/+29.5000+129.1944/+29.5041+129.2000/+29.5200+129.2106/+29.5304+129.2200/+29.5400+129.2330/+29.5449+129.2400/+29.5532+129.2600/+29.5597+129.2800/+29.5600+129.2803/+29.5719+129.3000/+29.5760+129.3200/+29.5800+129.3336/+29.5828+129.3400/+29.5939+129.3600/+29.6000+129.3739/+29.6029+129.3800/+29.6107+129.4000/+29.6109+129.4200/+29.6160+129.4400/+29.6187+129.4600/+29.6195+129.4800/+29.6200+129.4825/+29.6298+129.5000/+29.6347+129.5200/+29.6377+129.5400/+29.6391+129.5600/+29.6400+129.5744/+29.6436+129.5800/+29.6531+129.6000/+29.6582+129.6200/+29.6596+129.6400/+29.6600+129.6600/+29.6600+129.6637/+29.6800+129.6619/+29.6849+129.6600/+29.7000+129.6460/+29.7097+129.6400/+29.7200+129.6337/+29.7400+129.6239/+29.7490+129.6200/+29.7600+129.6131/+29.7800+129.6125/+29.7897+129.6200/ 西 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6654+129.7000/+29.6600+129.7054/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6208+129.7000/+29.6391+129.6800/+29.6400+129.6792/+29.6406+129.6800/+29.6600+129.6944/+29.6654+129.7000/ 西 3 鹿児島県十島村 4630400 2026-10-22T18:00:00+09:00 2026-10-22T21:00:00+09:00 降灰 70 +29.7962+129.6000/+29.7800+129.6155/+29.7783+129.6200/+29.7612+129.6400/+29.7600+129.6410/+29.7400+129.6574/+29.7372+129.6600/+29.7200+129.6746/+29.7126+129.6800/+29.7000+129.6915/+29.6864+129.7000/+29.6800+129.7062/+29.6758+129.7200/+29.6600+129.7358/+29.6400+129.7397/+29.6202+129.7200/+29.6200+129.7195/+29.6007+129.7000/+29.6002+129.6800/+29.6001+129.6600/+29.6001+129.6400/+29.6000+129.6200/+29.6000+129.6188/+29.5858+129.6000/+29.5830+129.5800/+29.5820+129.5600/+29.5814+129.5400/+29.5810+129.5200/+29.5801+129.5000/+29.5800+129.4977/+29.5719+129.4800/+29.5677+129.4600/+29.5670+129.4400/+29.5652+129.4200/+29.5600+129.4059/+29.5550+129.4000/+29.5547+129.3800/+29.5530+129.3600/+29.5522+129.3400/+29.5524+129.3200/+29.5502+129.3000/+29.5517+129.2800/+29.5540+129.2600/+29.5569+129.2400/+29.5564+129.2200/+29.5597+129.2000/+29.5600+129.1978/+29.5626+129.1800/+29.5663+129.1600/+29.5716+129.1400/+29.5792+129.1200/+29.5800+129.1183/+29.5906+129.1000/+29.5966+129.0800/+29.6000+129.0696/+29.6026+129.0800/+29.6074+129.1000/+29.6180+129.1200/+29.6200+129.1243/+29.6265+129.1400/+29.6332+129.1600/+29.6384+129.1800/+29.6400+129.1834/+29.6461+129.2000/+29.6506+129.2200/+29.6544+129.2400/+29.6591+129.2600/+29.6600+129.2652/+29.6623+129.2800/+29.6600+129.2951/+29.6594+129.3000/+29.6597+129.3200/+29.6600+129.3222/+29.6638+129.3400/+29.6664+129.3600/+29.6679+129.3800/+29.6696+129.4000/+29.6600+129.4174/+29.6595+129.4200/+29.6600+129.4281/+29.6625+129.4400/+29.6619+129.4600/+29.6607+129.4800/+29.6656+129.5000/+29.6644+129.5200/+29.6673+129.5400/+29.6696+129.5600/+29.6726+129.5800/+29.6742+129.6000/+29.6798+129.6200/+29.6800+129.6204/+29.6810+129.6200/+29.6961+129.6000/+29.7000+129.5971/+29.7200+129.5991/+29.7400+129.5894/+29.7600+129.5845/+29.7800+129.5837/+29.7962+129.6000/ 西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6700+129.7000/+29.6600+129.7100/+29.6588+129.7200/+29.6400+129.7388/+29.6212+129.7200/+29.6212+129.7000/+29.6312+129.6800/+29.6400+129.6690/+29.6538+129.6800/+29.6600+129.6845/+29.6700+129.7000/ 西 3 鹿児島県十島村 4630400 2026-10-22T21:00:00+09:00 2026-10-23T00:00:00+09:00 降灰 70 +29.7017+129.0800/+29.7089+129.1000/+29.7103+129.1200/+29.7113+129.1400/+29.7108+129.1600/+29.7088+129.1800/+29.7063+129.2000/+29.7061+129.2200/+29.7066+129.2400/+29.7083+129.2600/+29.7095+129.2800/+29.7081+129.3000/+29.7009+129.3200/+29.7005+129.3400/+29.7000+129.3438/+29.6993+129.3600/+29.6980+129.3800/+29.6961+129.4000/+29.6918+129.4200/+29.6944+129.4400/+29.6931+129.4600/+29.6904+129.4800/+29.6894+129.5000/+29.6830+129.5200/+29.6800+129.5270/+29.6795+129.5400/+29.6792+129.5600/+29.6789+129.5800/+29.6789+129.6000/+29.6791+129.6200/+29.6790+129.6400/+29.6790+129.6600/+29.6796+129.6800/+29.6795+129.7000/+29.6742+129.7200/+29.6600+129.7342/+29.6400+129.7395/+29.6205+129.7200/+29.6200+129.7164/+29.6036+129.7000/+29.6006+129.6800/+29.6004+129.6600/+29.6004+129.6400/+29.6005+129.6200/+29.6006+129.6000/+29.6007+129.5800/+29.6008+129.5600/+29.6009+129.5400/+29.6008+129.5200/+29.6005+129.5000/+29.6003+129.4800/+29.6000+129.4633/+29.5994+129.4600/+29.5973+129.4400/+29.5947+129.4200/+29.5870+129.4000/+29.5873+129.3800/+29.5885+129.3600/+29.5893+129.3400/+29.5896+129.3200/+29.5862+129.3000/+29.5892+129.2800/+29.5947+129.2600/+29.6000+129.2454/+29.6017+129.2400/+29.6028+129.2200/+29.6052+129.2000/+29.6140+129.1800/+29.6194+129.1600/+29.6200+129.1580/+29.6258+129.1400/+29.6352+129.1200/+29.6400+129.1120/+29.6546+129.1000/+29.6600+129.0863/+29.6782+129.0800/+29.6800+129.0796/+29.7000+129.0758/+29.7017+129.0800/ 西 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6630+129.6800/+29.6750+129.7000/+29.6600+129.7150/+29.6551+129.7200/+29.6400+129.7351/+29.6249+129.7200/+29.6212+129.7000/+29.6305+129.6800/+29.6400+129.6667/+29.6600+129.6746/+29.6630+129.6800/ 北西 4 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、２２日０９時から１２時までは火口から南西方向、２２日２１時から２４時までは火口から西方向に降灰が予想されます。 　２２日６時から２２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 　２２日０６時から０９時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　２２日０９時から１２時まで　南西　　　　　　４０ｋｍ　　３ｋｍ　　　　　 　２２日１２時から１５時まで　南西　　　　　　４０ｋｍ　　２ｋｍ　　　　　 　２２日１５時から１８時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　２２日１８時から２１時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　２２日２１時から２４時まで　西　　　　　　　６０ｋｍ　　４ｋｍ　　　　　 　 　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。