2026-07-29T02:00:00Z 通常 気象庁本庁 気象庁 2026-07-29T11:00:00+09:00 2026-07-29T12:00:00+09:00 2026-07-30T06:00:00+09:00 508 発表 1 降灰予報 1.1_0 　現在、薩摩硫黄島は噴火警戒レベル２（火口周辺規制）です。薩摩硫黄島で噴火が発生した場合には、２９日２１時から２４時までは火口から南東方向に降灰が予想されます。 降灰予報（定時） 06 薩摩硫黄島 508 降灰 70 鹿児島県三島村 4630300 小さな噴石の落下 75 鹿児島県三島村 4630300 降灰予報（定時） 06 薩摩硫黄島 508 +3047.58+13018.32+704/ 降灰 70 鹿児島県三島村 4630300 小さな噴石の落下 75 鹿児島県三島村 4630300 2026-07-29T12:00:00+09:00 2026-07-29T15:00:00+09:00 降灰 70 +30.8198+130.3000/+30.8199+130.3200/+30.8132+130.3400/+30.8000+130.3532/+30.7993+130.3600/+30.7800+130.3794/+30.7797+130.3800/+30.7735+130.4000/+30.7600+130.4135/+30.7586+130.4200/+30.7400+130.4399/+30.7400+130.4400/+30.7367+130.4600/+30.7200+130.4781/+30.7192+130.4800/+30.7136+130.5000/+30.7000+130.5155/+30.6984+130.5200/+30.6929+130.5400/+30.6800+130.5563/+30.6782+130.5600/+30.6722+130.5800/+30.6645+130.6000/+30.6600+130.6044/+30.6542+130.6200/+30.6447+130.6400/+30.6400+130.6490/+30.6340+130.6600/+30.6265+130.6800/+30.6200+130.6965/+30.6181+130.7000/+30.6000+130.7187/+30.5985+130.7200/+30.5873+130.7400/+30.5800+130.7527/+30.5740+130.7600/+30.5617+130.7800/+30.5600+130.7824/+30.5400+130.7943/+30.5208+130.7800/+30.5200+130.7757/+30.5186+130.7600/+30.5200+130.7465/+30.5205+130.7400/+30.5262+130.7200/+30.5328+130.7000/+30.5383+130.6800/+30.5400+130.6755/+30.5478+130.6600/+30.5600+130.6458/+30.5623+130.6400/+30.5690+130.6200/+30.5775+130.6000/+30.5800+130.5955/+30.5873+130.5800/+30.6000+130.5649/+30.6013+130.5600/+30.6180+130.5400/+30.6200+130.5381/+30.6238+130.5200/+30.6400+130.5013/+30.6405+130.5000/+30.6450+130.4800/+30.6600+130.4630/+30.6609+130.4600/+30.6687+130.4400/+30.6800+130.4283/+30.6816+130.4200/+30.7000+130.4007/+30.7002+130.4000/+30.7031+130.3800/+30.7200+130.3631/+30.7204+130.3600/+30.7349+130.3400/+30.7400+130.3349/+30.7405+130.3200/+30.7600+130.3005/+30.7602+130.3000/+30.7800+130.2802/+30.8000+130.2802/+30.8198+130.3000/ +30.5077+130.8200/+30.5095+130.8400/+30.5052+130.8600/+30.5000+130.8704/+30.4884+130.8600/+30.4883+130.8400/+30.4956+130.8200/+30.5000+130.8041/+30.5077+130.8200/ 南東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8181+130.3200/+30.8000+130.3381/+30.7800+130.3389/+30.7619+130.3200/+30.7616+130.3000/+30.7800+130.2816/+30.8000+130.2812/+30.8188+130.3000/ 南東 2 鹿児島県三島村 4630300 2026-07-29T15:00:00+09:00 2026-07-29T18:00:00+09:00 降灰 70 +30.8198+130.3000/+30.8199+130.3200/+30.8000+130.3400/+30.7981+130.3600/+30.7800+130.3781/+30.7791+130.3800/+30.7600+130.3994/+30.7595+130.4000/+30.7521+130.4200/+30.7400+130.4324/+30.7375+130.4400/+30.7200+130.4589/+30.7193+130.4600/+30.7088+130.4800/+30.7000+130.4901/+30.6965+130.5000/+30.6839+130.5200/+30.6800+130.5245/+30.6728+130.5400/+30.6600+130.5560/+30.6581+130.5600/+30.6530+130.5800/+30.6444+130.6000/+30.6400+130.6069/+30.6311+130.6200/+30.6200+130.6341/+30.6153+130.6400/+30.6048+130.6600/+30.6000+130.6657/+30.5877+130.6800/+30.5800+130.6985/+30.5793+130.7000/+30.5660+130.7200/+30.5600+130.7278/+30.5400+130.7396/+30.5364+130.7400/+30.5200+130.7473/+30.5131+130.7600/+30.5057+130.7800/+30.5015+130.8000/+30.5000+130.8022/+30.4923+130.8000/+30.4916+130.7800/+30.4914+130.7600/+30.4951+130.7400/+30.5000+130.7276/+30.5016+130.7200/+30.5048+130.7000/+30.5096+130.6800/+30.5200+130.6645/+30.5225+130.6600/+30.5294+130.6400/+30.5346+130.6200/+30.5400+130.6132/+30.5469+130.6000/+30.5578+130.5800/+30.5600+130.5760/+30.5663+130.5600/+30.5758+130.5400/+30.5800+130.5338/+30.6000+130.5211/+30.6005+130.5200/+30.6080+130.5000/+30.6200+130.4876/+30.6235+130.4800/+30.6400+130.4612/+30.6405+130.4600/+30.6505+130.4400/+30.6600+130.4303/+30.6635+130.4200/+30.6800+130.4031/+30.6812+130.4000/+30.7000+130.3807/+30.7002+130.3800/+30.7086+130.3600/+30.7200+130.3486/+30.7216+130.3400/+30.7400+130.3216/+30.7402+130.3200/+30.7600+130.3002/+30.7601+130.3000/+30.7800+130.2801/+30.8000+130.2802/+30.8198+130.3000/ 南東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8174+130.3200/+30.8000+130.3374/+30.7800+130.3385/+30.7618+130.3200/+30.7614+130.3000/+30.7800+130.2814/+30.8000+130.2812/+30.8188+130.3000/ 南東 2 鹿児島県三島村 4630300 2026-07-29T18:00:00+09:00 2026-07-29T21:00:00+09:00 降灰 70 +30.8198+130.3000/+30.8198+130.3200/+30.8000+130.3398/+30.7999+130.3400/+30.7865+130.3600/+30.7800+130.3665/+30.7739+130.3800/+30.7600+130.3940/+30.7561+130.4000/+30.7400+130.4163/+30.7371+130.4200/+30.7200+130.4379/+30.7182+130.4400/+30.7005+130.4600/+30.7000+130.4605/+30.6878+130.4800/+30.6800+130.4885/+30.6707+130.5000/+30.6600+130.5115/+30.6553+130.5200/+30.6400+130.5385/+30.6388+130.5400/+30.6308+130.5600/+30.6200+130.5789/+30.6192+130.5800/+30.6074+130.6000/+30.6000+130.6081/+30.5916+130.6200/+30.5800+130.6347/+30.5751+130.6400/+30.5645+130.6600/+30.5600+130.6640/+30.5422+130.6800/+30.5400+130.6835/+30.5272+130.7000/+30.5200+130.7071/+30.5000+130.7199/+30.4848+130.7000/+30.4803+130.6800/+30.4898+130.6600/+30.4930+130.6400/+30.4980+130.6200/+30.5000+130.6131/+30.5041+130.6000/+30.5200+130.5801/+30.5201+130.5800/+30.5322+130.5600/+30.5400+130.5516/+30.5444+130.5400/+30.5536+130.5200/+30.5600+130.5078/+30.5631+130.5000/+30.5800+130.4838/+30.5832+130.4800/+30.6000+130.4636/+30.6022+130.4600/+30.6149+130.4400/+30.6200+130.4341/+30.6264+130.4200/+30.6400+130.4063/+30.6441+130.4000/+30.6600+130.3840/+30.6634+130.3800/+30.6800+130.3640/+30.6827+130.3600/+30.7000+130.3428/+30.7026+130.3400/+30.7200+130.3228/+30.7228+130.3200/+30.7400+130.3028/+30.7468+130.3000/+30.7600+130.2868/+30.7800+130.2801/+30.8000+130.2802/+30.8198+130.3000/ 南東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8167+130.3200/+30.8000+130.3367/+30.7800+130.3383/+30.7616+130.3200/+30.7612+130.3000/+30.7800+130.2812/+30.8000+130.2812/+30.8188+130.3000/ 南東 2 鹿児島県三島村 4630300 2026-07-29T21:00:00+09:00 2026-07-30T00:00:00+09:00 降灰 70 +30.8198+130.3000/+30.8199+130.3200/+30.8000+130.3399/+30.7998+130.3400/+30.7800+130.3598/+30.7796+130.3600/+30.7600+130.3798/+30.7597+130.3800/+30.7454+130.4000/+30.7400+130.4055/+30.7313+130.4200/+30.7200+130.4317/+30.7151+130.4400/+30.7000+130.4573/+30.6981+130.4600/+30.6823+130.4800/+30.6800+130.4824/+30.6673+130.5000/+30.6600+130.5084/+30.6539+130.5200/+30.6400+130.5367/+30.6373+130.5400/+30.6288+130.5600/+30.6200+130.5732/+30.6142+130.5800/+30.6000+130.5967/+30.5960+130.6000/+30.5800+130.6165/+30.5746+130.6200/+30.5600+130.6335/+30.5459+130.6400/+30.5400+130.6446/+30.5230+130.6600/+30.5200+130.6631/+30.5105+130.6600/+30.5000+130.6519/+30.4944+130.6400/+30.4976+130.6200/+30.4989+130.6000/+30.5000+130.5971/+30.5071+130.5800/+30.5158+130.5600/+30.5200+130.5537/+30.5263+130.5400/+30.5400+130.5211/+30.5405+130.5200/+30.5485+130.5000/+30.5600+130.4809/+30.5606+130.4800/+30.5800+130.4634/+30.5822+130.4600/+30.5976+130.4400/+30.6000+130.4369/+30.6071+130.4200/+30.6200+130.4089/+30.6272+130.4000/+30.6400+130.3886/+30.6480+130.3800/+30.6600+130.3685/+30.6742+130.3600/+30.6800+130.3547/+30.7000+130.3408/+30.7009+130.3400/+30.7200+130.3216/+30.7220+130.3200/+30.7400+130.3021/+30.7438+130.3000/+30.7600+130.2837/+30.7800+130.2801/+30.8000+130.2802/+30.8198+130.3000/ 南東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8173+130.3200/+30.8000+130.3373/+30.7800+130.3379/+30.7622+130.3200/+30.7618+130.3000/+30.7800+130.2818/+30.8000+130.2812/+30.8188+130.3000/ 南東 2 鹿児島県三島村 4630300 2026-07-30T00:00:00+09:00 2026-07-30T03:00:00+09:00 降灰 70 +30.8198+130.3000/+30.8199+130.3200/+30.8000+130.3400/+30.7977+130.3600/+30.7800+130.3777/+30.7790+130.3800/+30.7600+130.3994/+30.7596+130.4000/+30.7516+130.4200/+30.7400+130.4319/+30.7371+130.4400/+30.7200+130.4584/+30.7190+130.4600/+30.7090+130.4800/+30.7000+130.4901/+30.6963+130.5000/+30.6800+130.5190/+30.6793+130.5200/+30.6682+130.5400/+30.6600+130.5501/+30.6540+130.5600/+30.6481+130.5800/+30.6400+130.5945/+30.6360+130.6000/+30.6200+130.6200/+30.6200+130.6201/+30.6000+130.6393/+30.5992+130.6400/+30.5907+130.6600/+30.5800+130.6735/+30.5741+130.6800/+30.5600+130.6968/+30.5535+130.7000/+30.5400+130.7080/+30.5252+130.7200/+30.5200+130.7246/+30.5000+130.7301/+30.4927+130.7200/+30.4889+130.7000/+30.4925+130.6800/+30.4990+130.6600/+30.5000+130.6566/+30.5048+130.6400/+30.5191+130.6200/+30.5200+130.6191/+30.5312+130.6000/+30.5400+130.5907/+30.5456+130.5800/+30.5543+130.5600/+30.5600+130.5502/+30.5644+130.5400/+30.5781+130.5200/+30.5800+130.5172/+30.6000+130.5039/+30.6026+130.5000/+30.6148+130.4800/+30.6200+130.4741/+30.6273+130.4600/+30.6400+130.4469/+30.6440+130.4400/+30.6600+130.4230/+30.6613+130.4200/+30.6788+130.4000/+30.6800+130.3987/+30.6897+130.3800/+30.7000+130.3697/+30.7040+130.3600/+30.7200+130.3440/+30.7211+130.3400/+30.7400+130.3211/+30.7402+130.3200/+30.7600+130.3002/+30.7601+130.3000/+30.7800+130.2801/+30.8000+130.2802/+30.8198+130.3000/ 南東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8180+130.3200/+30.8000+130.3380/+30.7800+130.3384/+30.7620+130.3200/+30.7615+130.3000/+30.7800+130.2815/+30.8000+130.2812/+30.8188+130.3000/ 南東 2 鹿児島県三島村 4630300 2026-07-30T03:00:00+09:00 2026-07-30T06:00:00+09:00 降灰 70 +30.8199+130.3000/+30.8199+130.3200/+30.8000+130.3400/+30.7974+130.3600/+30.7800+130.3774/+30.7790+130.3800/+30.7600+130.3997/+30.7598+130.4000/+30.7540+130.4200/+30.7400+130.4351/+30.7381+130.4400/+30.7235+130.4600/+30.7200+130.4639/+30.7146+130.4800/+30.7000+130.4975/+30.6987+130.5000/+30.6898+130.5200/+30.6800+130.5312/+30.6746+130.5400/+30.6600+130.5595/+30.6597+130.5600/+30.6523+130.5800/+30.6421+130.6000/+30.6400+130.6031/+30.6273+130.6200/+30.6200+130.6286/+30.6099+130.6400/+30.6000+130.6553/+30.5933+130.6600/+30.5800+130.6729/+30.5752+130.6800/+30.5600+130.6988/+30.5400+130.6920/+30.5330+130.6800/+30.5369+130.6600/+30.5385+130.6400/+30.5400+130.6362/+30.5470+130.6200/+30.5600+130.6006/+30.5603+130.6000/+30.5698+130.5800/+30.5798+130.5600/+30.5800+130.5596/+30.5895+130.5400/+30.6000+130.5320/+30.6061+130.5200/+30.6200+130.5032/+30.6213+130.5000/+30.6295+130.4800/+30.6400+130.4671/+30.6422+130.4600/+30.6538+130.4400/+30.6600+130.4326/+30.6644+130.4200/+30.6800+130.4020/+30.6806+130.4000/+30.6874+130.3800/+30.7000+130.3665/+30.7024+130.3600/+30.7200+130.3423/+30.7206+130.3400/+30.7400+130.3204/+30.7401+130.3200/+30.7600+130.3001/+30.7600+130.3000/+30.7800+130.2801/+30.8000+130.2801/+30.8199+130.3000/ 南東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8184+130.3200/+30.8000+130.3384/+30.7800+130.3389/+30.7614+130.3200/+30.7616+130.3000/+30.7800+130.2816/+30.8000+130.2812/+30.8188+130.3000/ 南東 2 鹿児島県三島村 4630300 　現在、薩摩硫黄島は噴火警戒レベル２（火口周辺規制）です。薩摩硫黄島で噴火が発生した場合には、２９日２１時から２４時までは火口から南東方向に降灰が予想されます。 　２９日１２時から３０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 　２９日１２時から１５時まで　南東　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２９日１５時から１８時まで　南東　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２９日１８時から２１時まで　南東　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　２９日２１時から２４時まで　南東　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　３０日００時から０３時まで　南東　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　３０日０３時から０６時まで　南東　　　　　　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：三島村 　 　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。