2026-07-14T17:00:00Z 通常 気象庁本庁 気象庁 2026-07-15T02:00:00+09:00 2026-07-15T03:00:00+09:00 2026-07-15T21:00:00+09:00 509 発表 1 降灰予報 1.1_0 　現在、口永良部島は噴火警戒レベル２（火口周辺規制）です。口永良部島で噴火が発生した場合には、１５日０９時から１２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 口永良部島 509 降灰 70 鹿児島県中種子町 4650100 鹿児島県南種子町 4650200 鹿児島県屋久島町 4650500 小さな噴石の落下 75 鹿児島県屋久島町 4650500 降灰予報（定時） 06 口永良部島 509 +3026.60+13013.03+657/ 降灰 70 鹿児島県中種子町 4650100 鹿児島県南種子町 4650200 鹿児島県屋久島町 4650500 小さな噴石の落下 75 鹿児島県屋久島町 4650500 2026-07-15T03:00:00+09:00 2026-07-15T06:00:00+09:00 降灰 70 +30.6207+130.7000/+30.6200+130.7112/+30.6194+130.7200/+30.6178+130.7400/+30.6155+130.7600/+30.6120+130.7800/+30.6076+130.8000/+30.6019+130.8200/+30.6000+130.8259/+30.5861+130.8400/+30.5800+130.8493/+30.5734+130.8600/+30.5653+130.8800/+30.5600+130.8933/+30.5501+130.8800/+30.5402+130.8600/+30.5400+130.8597/+30.5371+130.8400/+30.5340+130.8200/+30.5314+130.8000/+30.5291+130.7800/+30.5272+130.7600/+30.5250+130.7400/+30.5284+130.7200/+30.5253+130.7000/+30.5225+130.6800/+30.5227+130.6600/+30.5229+130.6400/+30.5200+130.6255/+30.5185+130.6200/+30.5158+130.6000/+30.5145+130.5800/+30.5079+130.5600/+30.5033+130.5400/+30.5047+130.5200/+30.5021+130.5000/+30.5000+130.4900/+30.4949+130.4800/+30.4877+130.4600/+30.4826+130.4400/+30.4800+130.4315/+30.4718+130.4200/+30.4643+130.4000/+30.4611+130.3800/+30.4600+130.3743/+30.4492+130.3600/+30.4427+130.3400/+30.4407+130.3200/+30.4400+130.3063/+30.4342+130.3000/+30.4217+130.2800/+30.4202+130.2600/+30.4200+130.2400/+30.4201+130.2200/+30.4400+130.2001/+30.4600+130.2001/+30.4799+130.2200/+30.4800+130.2400/+30.4800+130.2401/+30.4993+130.2600/+30.4999+130.2800/+30.5000+130.2820/+30.5171+130.3000/+30.5194+130.3200/+30.5200+130.3269/+30.5321+130.3400/+30.5379+130.3600/+30.5400+130.3799/+30.5401+130.3800/+30.5558+130.4000/+30.5589+130.4200/+30.5600+130.4276/+30.5686+130.4400/+30.5755+130.4600/+30.5780+130.4800/+30.5800+130.4847/+30.5927+130.5000/+30.5948+130.5200/+30.5971+130.5400/+30.5988+130.5600/+30.6000+130.5743/+30.6017+130.5800/+30.6138+130.6000/+30.6150+130.6200/+30.6161+130.6400/+30.6174+130.6600/+30.6185+130.6800/+30.6200+130.6945/+30.6207+130.7000/ 東 60 鹿児島県屋久島町 4650500 小さな噴石の落下 75 1 +30.4708+130.2400/+30.4600+130.2581/+30.4400+130.2599/+30.4232+130.2400/+30.4212+130.2200/+30.4400+130.2012/+30.4595+130.2200/+30.4600+130.2254/+30.4708+130.2400/ 東 3 鹿児島県屋久島町 4650500 2026-07-15T06:00:00+09:00 2026-07-15T09:00:00+09:00 降灰 70 +30.5427+130.4800/+30.5518+130.5000/+30.5565+130.5200/+30.5573+130.5400/+30.5578+130.5600/+30.5581+130.5800/+30.5561+130.6000/+30.5552+130.6200/+30.5534+130.6400/+30.5501+130.6600/+30.5453+130.6800/+30.5408+130.7000/+30.5400+130.7029/+30.5345+130.7200/+30.5309+130.7400/+30.5272+130.7600/+30.5236+130.7800/+30.5200+130.7971/+30.5194+130.8000/+30.5168+130.8200/+30.5140+130.8400/+30.5084+130.8600/+30.5000+130.8759/+30.4862+130.8800/+30.4800+130.8823/+30.4600+130.8929/+30.4483+130.8800/+30.4400+130.8655/+30.4389+130.8600/+30.4383+130.8400/+30.4400+130.8265/+30.4414+130.8200/+30.4453+130.8000/+30.4471+130.7800/+30.4485+130.7600/+30.4505+130.7400/+30.4521+130.7200/+30.4533+130.7000/+30.4545+130.6800/+30.4549+130.6600/+30.4553+130.6400/+30.4600+130.6265/+30.4618+130.6200/+30.4622+130.6000/+30.4620+130.5800/+30.4625+130.5600/+30.4619+130.5400/+30.4692+130.5200/+30.4678+130.5000/+30.4643+130.4800/+30.4624+130.4600/+30.4606+130.4400/+30.4600+130.4351/+30.4496+130.4200/+30.4430+130.4000/+30.4411+130.3800/+30.4404+130.3600/+30.4400+130.3530/+30.4298+130.3400/+30.4225+130.3200/+30.4208+130.3000/+30.4202+130.2800/+30.4201+130.2600/+30.4200+130.2400/+30.4201+130.2200/+30.4400+130.2001/+30.4600+130.2002/+30.4798+130.2200/+30.4799+130.2400/+30.4800+130.2600/+30.4800+130.2625/+30.4965+130.2800/+30.4990+130.3000/+30.4996+130.3200/+30.5000+130.3291/+30.5092+130.3400/+30.5164+130.3600/+30.5179+130.3800/+30.5200+130.3978/+30.5217+130.4000/+30.5322+130.4200/+30.5356+130.4400/+30.5384+130.4600/+30.5400+130.4746/+30.5427+130.4800/ 東 60 鹿児島県中種子町 4650100 鹿児島県南種子町 4650200 鹿児島県屋久島町 4650500 小さな噴石の落下 75 1 +30.4588+130.2200/+30.4578+130.2400/+30.4400+130.2593/+30.4237+130.2400/+30.4212+130.2200/+30.4400+130.2012/+30.4588+130.2200/ 東 2 鹿児島県屋久島町 4650500 2026-07-15T09:00:00+09:00 2026-07-15T12:00:00+09:00 降灰 70 +30.5831+130.5400/+30.5846+130.5600/+30.5844+130.5800/+30.5857+130.6000/+30.5870+130.6200/+30.5851+130.6400/+30.5815+130.6600/+30.5800+130.6668/+30.5767+130.6800/+30.5715+130.7000/+30.5646+130.7200/+30.5615+130.7400/+30.5600+130.7436/+30.5499+130.7600/+30.5400+130.7759/+30.5375+130.7800/+30.5282+130.8000/+30.5261+130.8200/+30.5242+130.8400/+30.5211+130.8600/+30.5200+130.8647/+30.5162+130.8800/+30.5109+130.9000/+30.5003+130.9200/+30.5000+130.9205/+30.4993+130.9200/+30.4800+130.9006/+30.4795+130.9000/+30.4753+130.8800/+30.4727+130.8600/+30.4726+130.8400/+30.4744+130.8200/+30.4759+130.8000/+30.4764+130.7800/+30.4769+130.7600/+30.4773+130.7400/+30.4800+130.7324/+30.4841+130.7200/+30.4859+130.7000/+30.4870+130.6800/+30.4890+130.6600/+30.4907+130.6400/+30.4912+130.6200/+30.4902+130.6000/+30.4891+130.5800/+30.4886+130.5600/+30.4879+130.5400/+30.4943+130.5200/+30.4893+130.5000/+30.4856+130.4800/+30.4825+130.4600/+30.4806+130.4400/+30.4800+130.4369/+30.4680+130.4200/+30.4622+130.4000/+30.4604+130.3800/+30.4600+130.3775/+30.4453+130.3600/+30.4413+130.3400/+30.4404+130.3200/+30.4400+130.3079/+30.4334+130.3000/+30.4212+130.2800/+30.4202+130.2600/+30.4200+130.2400/+30.4201+130.2200/+30.4400+130.2001/+30.4600+130.2002/+30.4798+130.2200/+30.4800+130.2400/+30.4800+130.2423/+30.4976+130.2600/+30.4996+130.2800/+30.5000+130.3000/+30.5000+130.3003/+30.5177+130.3200/+30.5193+130.3400/+30.5200+130.3485/+30.5300+130.3600/+30.5370+130.3800/+30.5395+130.4000/+30.5400+130.4032/+30.5517+130.4200/+30.5566+130.4400/+30.5591+130.4600/+30.5600+130.4666/+30.5674+130.4800/+30.5778+130.5000/+30.5797+130.5200/+30.5800+130.5230/+30.5831+130.5400/ 東 70 鹿児島県中種子町 4650100 鹿児島県南種子町 4650200 鹿児島県屋久島町 4650500 小さな噴石の落下 75 1 +30.4588+130.2200/+30.4591+130.2400/+30.4400+130.2579/+30.4255+130.2400/+30.4212+130.2200/+30.4400+130.2012/+30.4588+130.2200/ 東 2 鹿児島県屋久島町 4650500 2026-07-15T12:00:00+09:00 2026-07-15T15:00:00+09:00 降灰 70 +30.5877+130.5000/+30.5909+130.5200/+30.5919+130.5400/+30.5919+130.5600/+30.5908+130.5800/+30.5935+130.6000/+30.5935+130.6200/+30.5926+130.6400/+30.5911+130.6600/+30.5893+130.6800/+30.5853+130.7000/+30.5813+130.7200/+30.5800+130.7250/+30.5758+130.7400/+30.5698+130.7600/+30.5637+130.7800/+30.5600+130.7902/+30.5534+130.8000/+30.5433+130.8200/+30.5400+130.8272/+30.5345+130.8400/+30.5304+130.8600/+30.5283+130.8800/+30.5265+130.9000/+30.5200+130.9170/+30.5188+130.9200/+30.5099+130.9400/+30.5000+130.9599/+30.4901+130.9400/+30.4834+130.9200/+30.4800+130.9062/+30.4787+130.9000/+30.4796+130.8800/+30.4800+130.8711/+30.4805+130.8600/+30.4819+130.8400/+30.4840+130.8200/+30.4861+130.8000/+30.4872+130.7800/+30.4884+130.7600/+30.4890+130.7400/+30.4937+130.7200/+30.4933+130.7000/+30.4929+130.6800/+30.4921+130.6600/+30.4915+130.6400/+30.4939+130.6200/+30.4939+130.6000/+30.4936+130.5800/+30.4912+130.5600/+30.4892+130.5400/+30.4988+130.5200/+30.4912+130.5000/+30.4889+130.4800/+30.4840+130.4600/+30.4816+130.4400/+30.4800+130.4289/+30.4730+130.4200/+30.4628+130.4000/+30.4606+130.3800/+30.4600+130.3759/+30.4443+130.3600/+30.4404+130.3400/+30.4400+130.3250/+30.4385+130.3200/+30.4274+130.3000/+30.4211+130.2800/+30.4202+130.2600/+30.4200+130.2400/+30.4201+130.2200/+30.4400+130.2001/+30.4600+130.2002/+30.4798+130.2200/+30.4800+130.2400/+30.4800+130.2413/+30.4986+130.2600/+30.4997+130.2800/+30.5000+130.2875/+30.5122+130.3000/+30.5187+130.3200/+30.5200+130.3381/+30.5218+130.3400/+30.5363+130.3600/+30.5391+130.3800/+30.5400+130.3855/+30.5518+130.4000/+30.5563+130.4200/+30.5595+130.4400/+30.5600+130.4426/+30.5707+130.4600/+30.5750+130.4800/+30.5800+130.4914/+30.5877+130.5000/ 東 70 鹿児島県中種子町 4650100 鹿児島県南種子町 4650200 鹿児島県屋久島町 4650500 小さな噴石の落下 75 1 +30.4626+130.2400/+30.4600+130.2454/+30.4400+130.2585/+30.4245+130.2400/+30.4212+130.2200/+30.4400+130.2012/+30.4588+130.2200/+30.4600+130.2374/+30.4626+130.2400/ 東 3 鹿児島県屋久島町 4650500 2026-07-15T15:00:00+09:00 2026-07-15T18:00:00+09:00 降灰 70 +30.5409+130.6200/+30.5400+130.6249/+30.5367+130.6400/+30.5310+130.6600/+30.5217+130.6800/+30.5200+130.6834/+30.5154+130.7000/+30.5073+130.7200/+30.5000+130.7354/+30.4967+130.7400/+30.4862+130.7600/+30.4801+130.7800/+30.4800+130.7802/+30.4741+130.8000/+30.4672+130.8200/+30.4600+130.8363/+30.4575+130.8400/+30.4428+130.8600/+30.4400+130.8631/+30.4200+130.8780/+30.4167+130.8800/+30.4000+130.8891/+30.3881+130.8800/+30.3800+130.8712/+30.3726+130.8600/+30.3686+130.8400/+30.3700+130.8200/+30.3710+130.8000/+30.3760+130.7800/+30.3800+130.7650/+30.3814+130.7600/+30.3893+130.7400/+30.4000+130.7278/+30.4049+130.7200/+30.4113+130.7000/+30.4160+130.6800/+30.4186+130.6600/+30.4200+130.6486/+30.4211+130.6400/+30.4284+130.6200/+30.4295+130.6000/+30.4314+130.5800/+30.4309+130.5600/+30.4306+130.5400/+30.4400+130.5242/+30.4411+130.5200/+30.4418+130.5000/+30.4404+130.4800/+30.4400+130.4750/+30.4347+130.4600/+30.4279+130.4400/+30.4233+130.4200/+30.4220+130.4000/+30.4211+130.3800/+30.4206+130.3600/+30.4203+130.3400/+30.4201+130.3200/+30.4201+130.3000/+30.4201+130.2800/+30.4200+130.2600/+30.4200+130.2400/+30.4201+130.2200/+30.4400+130.2001/+30.4600+130.2003/+30.4797+130.2200/+30.4799+130.2400/+30.4799+130.2600/+30.4800+130.2770/+30.4829+130.2800/+30.4956+130.3000/+30.4979+130.3200/+30.4990+130.3400/+30.5000+130.3600/+30.5000+130.3601/+30.5119+130.3800/+30.5153+130.4000/+30.5178+130.4200/+30.5188+130.4400/+30.5200+130.4470/+30.5268+130.4600/+30.5325+130.4800/+30.5330+130.5000/+30.5367+130.5200/+30.5376+130.5400/+30.5377+130.5600/+30.5370+130.5800/+30.5360+130.6000/+30.5400+130.6179/+30.5409+130.6200/ 東 60 鹿児島県南種子町 4650200 鹿児島県屋久島町 4650500 小さな噴石の落下 75 1 +30.4588+130.2200/+30.4575+130.2400/+30.4422+130.2600/+30.4400+130.2623/+30.4384+130.2600/+30.4242+130.2400/+30.4212+130.2200/+30.4400+130.2012/+30.4588+130.2200/ 東 4 鹿児島県屋久島町 4650500 2026-07-15T18:00:00+09:00 2026-07-15T21:00:00+09:00 降灰 70 +30.5205+130.5200/+30.5200+130.5274/+30.5196+130.5400/+30.5189+130.5600/+30.5185+130.5800/+30.5145+130.6000/+30.5099+130.6200/+30.5073+130.6400/+30.5001+130.6600/+30.5000+130.6603/+30.4847+130.6800/+30.4800+130.6884/+30.4766+130.7000/+30.4698+130.7200/+30.4620+130.7400/+30.4600+130.7427/+30.4482+130.7600/+30.4400+130.7733/+30.4367+130.7800/+30.4262+130.8000/+30.4200+130.8125/+30.4153+130.8200/+30.4000+130.8366/+30.3945+130.8400/+30.3800+130.8566/+30.3778+130.8600/+30.3653+130.8800/+30.3600+130.8886/+30.3400+130.8968/+30.3314+130.8800/+30.3272+130.8600/+30.3277+130.8400/+30.3310+130.8200/+30.3341+130.8000/+30.3400+130.7861/+30.3434+130.7800/+30.3523+130.7600/+30.3591+130.7400/+30.3600+130.7390/+30.3670+130.7200/+30.3723+130.7000/+30.3795+130.6800/+30.3800+130.6781/+30.3869+130.6600/+30.4000+130.6412/+30.4004+130.6400/+30.4034+130.6200/+30.4083+130.6000/+30.4123+130.5800/+30.4120+130.5600/+30.4090+130.5400/+30.4143+130.5200/+30.4200+130.5061/+30.4208+130.5000/+30.4215+130.4800/+30.4213+130.4600/+30.4211+130.4400/+30.4207+130.4200/+30.4203+130.4000/+30.4200+130.3800/+30.4200+130.3774/+30.4149+130.3600/+30.4113+130.3400/+30.4090+130.3200/+30.4096+130.3000/+30.4167+130.2800/+30.4168+130.2600/+30.4140+130.2400/+30.4200+130.2339/+30.4201+130.2200/+30.4400+130.2001/+30.4600+130.2004/+30.4796+130.2200/+30.4799+130.2400/+30.4799+130.2600/+30.4798+130.2800/+30.4797+130.3000/+30.4799+130.3200/+30.4800+130.3257/+30.4895+130.3400/+30.4937+130.3600/+30.4967+130.3800/+30.4976+130.4000/+30.4990+130.4200/+30.5000+130.4299/+30.5058+130.4400/+30.5103+130.4600/+30.5124+130.4800/+30.5124+130.5000/+30.5200+130.5194/+30.5205+130.5200/ 東 60 鹿児島県南種子町 4650200 鹿児島県屋久島町 4650500 小さな噴石の落下 75 1 +30.4588+130.2200/+30.4571+130.2400/+30.4414+130.2600/+30.4400+130.2619/+30.4387+130.2600/+30.4232+130.2400/+30.4212+130.2200/+30.4400+130.2012/+30.4588+130.2200/ 東 4 鹿児島県屋久島町 4650500 　現在、口永良部島は噴火警戒レベル２（火口周辺規制）です。口永良部島で噴火が発生した場合には、１５日０９時から１２時までは火口から東方向に降灰が予想されます。 　１５日３時から１５日２１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 　１５日０３時から０６時まで　東　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１５日０６時から０９時まで　東　　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　１５日０９時から１２時まで　東　　　　　　　７０ｋｍ　　２ｋｍ　　　　　 　１５日１２時から１５時まで　東　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　１５日１５時から１８時まで　東　　　　　　　６０ｋｍ　　４ｋｍ　　　　　 　１５日１８時から２１時まで　東　　　　　　　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：屋久島町、中種子町、南種子町 　 　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。