2026-09-06T14:00:00Z 通常 気象庁本庁 気象庁 2026-09-06T23:00:00+09:00 2026-09-07T00:00:00+09:00 2026-09-07T18:00:00+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、７日０９時から１２時までは火口から南西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 2026-09-07T00:00:00+09:00 2026-09-07T03:00:00+09:00 降灰 70 +30.8194+130.2800/+30.8198+130.3000/+30.8108+130.3200/+30.8000+130.3308/+30.7800+130.3315/+30.7685+130.3200/+30.7600+130.3198/+30.7401+130.3000/+30.7400+130.2998/+30.7200+130.2922/+30.7076+130.2800/+30.7000+130.2764/+30.6830+130.2600/+30.6800+130.2574/+30.6609+130.2400/+30.6600+130.2391/+30.6400+130.2260/+30.6330+130.2200/+30.6200+130.2116/+30.6071+130.2000/+30.6000+130.1906/+30.5862+130.1800/+30.5800+130.1691/+30.5740+130.1600/+30.5600+130.1475/+30.5513+130.1400/+30.5405+130.1200/+30.5400+130.1185/+30.5252+130.1000/+30.5200+130.0941/+30.5098+130.0800/+30.5000+130.0673/+30.4944+130.0600/+30.4846+130.0400/+30.4800+130.0315/+30.4681+130.0200/+30.4600+130.0092/+30.4546+130.0000/+30.4436+129.9800/+30.4400+129.9727/+30.4317+129.9600/+30.4230+129.9400/+30.4200+129.9302/+30.4164+129.9200/+30.4070+129.9000/+30.4050+129.8800/+30.4000+129.8760/+30.3940+129.8600/+30.4000+129.8488/+30.4087+129.8600/+30.4200+129.8726/+30.4400+129.8734/+30.4553+129.8800/+30.4600+129.8817/+30.4775+129.9000/+30.4800+129.9027/+30.5000+129.9165/+30.5031+129.9200/+30.5200+129.9318/+30.5318+129.9400/+30.5400+129.9489/+30.5467+129.9600/+30.5600+129.9728/+30.5664+129.9800/+30.5800+129.9951/+30.5843+130.0000/+30.6000+130.0197/+30.6004+130.0200/+30.6185+130.0400/+30.6200+130.0414/+30.6331+130.0600/+30.6400+130.0767/+30.6428+130.0800/+30.6583+130.1000/+30.6600+130.1019/+30.6770+130.1200/+30.6800+130.1234/+30.6950+130.1400/+30.7000+130.1472/+30.7129+130.1600/+30.7200+130.1715/+30.7291+130.1800/+30.7396+130.2000/+30.7400+130.2004/+30.7592+130.2200/+30.7600+130.2207/+30.7791+130.2400/+30.7800+130.2407/+30.7992+130.2600/+30.8000+130.2606/+30.8194+130.2800/ 南西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3188/+30.7609+130.3000/+30.7643+130.2800/+30.7800+130.2629/+30.7931+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-07T03:00:00+09:00 2026-09-07T06:00:00+09:00 降灰 70 +30.8191+130.2800/+30.8199+130.3000/+30.8169+130.3200/+30.8000+130.3369/+30.7800+130.3377/+30.7623+130.3200/+30.7600+130.3199/+30.7400+130.3184/+30.7210+130.3000/+30.7200+130.2995/+30.7000+130.2955/+30.6824+130.2800/+30.6800+130.2788/+30.6600+130.2710/+30.6462+130.2600/+30.6400+130.2566/+30.6200+130.2426/+30.6169+130.2400/+30.6000+130.2254/+30.5930+130.2200/+30.5800+130.2105/+30.5606+130.2000/+30.5600+130.1995/+30.5400+130.1818/+30.5376+130.1800/+30.5208+130.1600/+30.5200+130.1591/+30.5029+130.1400/+30.5000+130.1362/+30.4857+130.1200/+30.4800+130.1135/+30.4619+130.1000/+30.4600+130.0981/+30.4480+130.0800/+30.4400+130.0657/+30.4329+130.0600/+30.4200+130.0471/+30.4139+130.0400/+30.4000+130.0233/+30.3963+130.0200/+30.3800+130.0021/+30.3784+130.0000/+30.3800+129.9900/+30.3823+129.9800/+30.3921+129.9600/+30.4000+129.9553/+30.4058+129.9600/+30.4200+129.9695/+30.4400+129.9761/+30.4473+129.9800/+30.4600+129.9860/+30.4744+130.0000/+30.4800+130.0038/+30.5000+130.0144/+30.5110+130.0200/+30.5200+130.0251/+30.5342+130.0400/+30.5400+130.0429/+30.5600+130.0551/+30.5668+130.0600/+30.5800+130.0685/+30.5930+130.0800/+30.6000+130.0872/+30.6084+130.1000/+30.6200+130.1097/+30.6327+130.1200/+30.6400+130.1254/+30.6539+130.1400/+30.6600+130.1449/+30.6746+130.1600/+30.6800+130.1631/+30.6978+130.1800/+30.7000+130.1812/+30.7192+130.2000/+30.7200+130.2004/+30.7400+130.2156/+30.7441+130.2200/+30.7600+130.2346/+30.7652+130.2400/+30.7800+130.2459/+30.7939+130.2600/+30.8000+130.2609/+30.8191+130.2800/ 南西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3188/+30.7609+130.3000/+30.7725+130.2800/+30.7800+130.2742/+30.7856+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-07T06:00:00+09:00 2026-09-07T09:00:00+09:00 降灰 70 +30.8197+130.2800/+30.8199+130.3000/+30.8167+130.3200/+30.8000+130.3367/+30.7800+130.3361/+30.7639+130.3200/+30.7600+130.3197/+30.7400+130.3000/+30.7400+130.2999/+30.7200+130.2926/+30.7068+130.2800/+30.7000+130.2751/+30.6835+130.2600/+30.6800+130.2567/+30.6611+130.2400/+30.6600+130.2385/+30.6414+130.2200/+30.6400+130.2176/+30.6207+130.2000/+30.6200+130.1992/+30.6061+130.1800/+30.6000+130.1688/+30.5912+130.1600/+30.5800+130.1400/+30.5800+130.1399/+30.5600+130.1215/+30.5589+130.1200/+30.5467+130.1000/+30.5400+130.0890/+30.5312+130.0800/+30.5200+130.0612/+30.5190+130.0600/+30.5054+130.0400/+30.5000+130.0264/+30.4970+130.0200/+30.4856+130.0000/+30.4800+129.9863/+30.4762+129.9800/+30.4619+129.9600/+30.4800+129.9417/+30.5000+129.9473/+30.5200+129.9511/+30.5304+129.9600/+30.5400+129.9665/+30.5600+129.9746/+30.5650+129.9800/+30.5800+129.9915/+30.5955+130.0000/+30.6000+130.0023/+30.6199+130.0200/+30.6200+130.0201/+30.6386+130.0400/+30.6400+130.0418/+30.6495+130.0600/+30.6600+130.0701/+30.6694+130.0800/+30.6800+130.0944/+30.6849+130.1000/+30.6981+130.1200/+30.7000+130.1221/+30.7156+130.1400/+30.7200+130.1462/+30.7330+130.1600/+30.7400+130.1778/+30.7418+130.1800/+30.7586+130.2000/+30.7600+130.2024/+30.7765+130.2200/+30.7800+130.2383/+30.7816+130.2400/+30.7997+130.2600/+30.8000+130.2603/+30.8197+130.2800/ 南西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3183/+30.7615+130.3000/+30.7778+130.2800/+30.7800+130.2780/+30.7912+130.2800/+30.8000+130.2801/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-07T09:00:00+09:00 2026-09-07T12:00:00+09:00 降灰 70 +30.8089+130.2600/+30.8199+130.2800/+30.8199+130.3000/+30.8132+130.3200/+30.8000+130.3332/+30.7800+130.3303/+30.7697+130.3200/+30.7600+130.3045/+30.7555+130.3000/+30.7402+130.2800/+30.7400+130.2764/+30.7236+130.2600/+30.7202+130.2400/+30.7200+130.2389/+30.7024+130.2200/+30.7000+130.2074/+30.6929+130.2000/+30.6814+130.1800/+30.6800+130.1742/+30.6683+130.1600/+30.6615+130.1400/+30.6600+130.1349/+30.6468+130.1200/+30.6400+130.1032/+30.6379+130.1000/+30.6274+130.0800/+30.6200+130.0715/+30.6085+130.0600/+30.6031+130.0400/+30.6000+130.0289/+30.5923+130.0200/+30.5825+130.0000/+30.5800+129.9930/+30.5736+129.9800/+30.5647+129.9600/+30.5600+129.9446/+30.5567+129.9400/+30.5462+129.9200/+30.5437+129.9000/+30.5406+129.8800/+30.5400+129.8719/+30.5387+129.8600/+30.5400+129.8535/+30.5600+129.8413/+30.5800+129.8541/+30.5881+129.8600/+30.6000+129.8680/+30.6084+129.8800/+30.6200+129.8936/+30.6242+129.9000/+30.6340+129.9200/+30.6400+129.9270/+30.6475+129.9400/+30.6565+129.9600/+30.6600+129.9679/+30.6692+129.9800/+30.6800+129.9949/+30.6834+130.0000/+30.6914+130.0200/+30.6943+130.0400/+30.7000+130.0590/+30.7007+130.0600/+30.7161+130.0800/+30.7200+130.0964/+30.7230+130.1000/+30.7367+130.1200/+30.7400+130.1363/+30.7435+130.1400/+30.7576+130.1600/+30.7600+130.1800/+30.7600+130.1801/+30.7783+130.2000/+30.7799+130.2200/+30.7800+130.2203/+30.7993+130.2400/+30.8000+130.2511/+30.8089+130.2600/ 南西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8010+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3176/+30.7624+130.3000/+30.7701+130.2800/+30.7800+130.2683/+30.8000+130.2790/+30.8010+130.2800/ 西 3 鹿児島県三島村 4630300 2026-09-07T12:00:00+09:00 2026-09-07T15:00:00+09:00 降灰 70 +30.8198+130.2800/+30.8199+130.3000/+30.8137+130.3200/+30.8000+130.3337/+30.7800+130.3320/+30.7680+130.3200/+30.7600+130.3176/+30.7424+130.3000/+30.7400+130.2819/+30.7381+130.2800/+30.7204+130.2600/+30.7200+130.2582/+30.7024+130.2400/+30.7000+130.2331/+30.6869+130.2200/+30.6800+130.2069/+30.6732+130.2000/+30.6618+130.1800/+30.6600+130.1753/+30.6463+130.1600/+30.6400+130.1453/+30.6355+130.1400/+30.6224+130.1200/+30.6200+130.1133/+30.6090+130.1000/+30.6000+130.0878/+30.5908+130.0800/+30.5800+130.0653/+30.5762+130.0600/+30.5650+130.0400/+30.5600+130.0313/+30.5520+130.0200/+30.5400+130.0041/+30.5363+130.0000/+30.5266+129.9800/+30.5200+129.9637/+30.5171+129.9600/+30.5031+129.9400/+30.5000+129.9347/+30.4902+129.9200/+30.4801+129.9000/+30.4800+129.8994/+30.4776+129.8800/+30.4722+129.8600/+30.4773+129.8400/+30.4800+129.8387/+30.5000+129.8339/+30.5079+129.8400/+30.5200+129.8523/+30.5293+129.8600/+30.5400+129.8657/+30.5504+129.8800/+30.5600+129.8863/+30.5785+129.9000/+30.5800+129.9017/+30.5911+129.9200/+30.6000+129.9297/+30.6087+129.9400/+30.6200+129.9585/+30.6211+129.9600/+30.6349+129.9800/+30.6400+129.9848/+30.6518+130.0000/+30.6600+130.0152/+30.6652+130.0200/+30.6718+130.0400/+30.6800+130.0541/+30.6854+130.0600/+30.6992+130.0800/+30.7000+130.0819/+30.7137+130.1000/+30.7200+130.1159/+30.7235+130.1200/+30.7364+130.1400/+30.7400+130.1488/+30.7508+130.1600/+30.7588+130.1800/+30.7600+130.1837/+30.7752+130.2000/+30.7796+130.2200/+30.7800+130.2210/+30.7984+130.2400/+30.8000+130.2600/+30.8000+130.2601/+30.8198+130.2800/ 南西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8048+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3182/+30.7618+130.3000/+30.7662+130.2800/+30.7800+130.2649/+30.8000+130.2752/+30.8048+130.2800/ 西 3 鹿児島県三島村 4630300 2026-09-07T15:00:00+09:00 2026-09-07T18:00:00+09:00 降灰 70 +30.8194+130.2800/+30.8199+130.3000/+30.8156+130.3200/+30.8000+130.3356/+30.7800+130.3346/+30.7654+130.3200/+30.7600+130.3196/+30.7404+130.3000/+30.7400+130.2992/+30.7208+130.2800/+30.7200+130.2788/+30.7010+130.2600/+30.7000+130.2586/+30.6811+130.2400/+30.6800+130.2386/+30.6607+130.2200/+30.6600+130.2190/+30.6400+130.2000/+30.6400+130.1999/+30.6200+130.1810/+30.6189+130.1800/+30.6015+130.1600/+30.6000+130.1584/+30.5808+130.1400/+30.5800+130.1380/+30.5600+130.1200/+30.5421+130.1000/+30.5400+130.0973/+30.5237+130.0800/+30.5200+130.0745/+30.5067+130.0600/+30.5000+130.0497/+30.4951+130.0400/+30.4861+130.0200/+30.4800+130.0080/+30.4729+130.0000/+30.4608+129.9800/+30.4600+129.9786/+30.4476+129.9600/+30.4400+129.9431/+30.4383+129.9400/+30.4308+129.9200/+30.4218+129.9000/+30.4303+129.8800/+30.4400+129.8720/+30.4600+129.8765/+30.4647+129.8800/+30.4800+129.8900/+30.4993+129.9000/+30.5000+129.9002/+30.5200+129.9165/+30.5236+129.9200/+30.5400+129.9321/+30.5485+129.9400/+30.5600+129.9532/+30.5683+129.9600/+30.5800+129.9709/+30.5854+129.9800/+30.6000+129.9979/+30.6037+130.0000/+30.6200+130.0101/+30.6323+130.0200/+30.6400+130.0309/+30.6511+130.0400/+30.6585+130.0600/+30.6600+130.0612/+30.6617+130.0600/+30.6662+130.0400/+30.6800+130.0289/+30.6914+130.0400/+30.7000+130.0472/+30.7067+130.0600/+30.7143+130.0800/+30.7200+130.0860/+30.7287+130.1000/+30.7347+130.1200/+30.7400+130.1343/+30.7431+130.1400/+30.7524+130.1600/+30.7589+130.1800/+30.7600+130.1820/+30.7692+130.2000/+30.7770+130.2200/+30.7800+130.2273/+30.7901+130.2400/+30.7995+130.2600/+30.8000+130.2605/+30.8194+130.2800/ 南西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3186/+30.7614+130.3000/+30.7643+130.2800/+30.7800+130.2647/+30.7934+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 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、７日０９時から１２時までは火口から南西方向に降灰が予想されます。 　７日０時から７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 　０７日００時から０３時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０７日０３時から０６時まで　南西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０７日０６時から０９時まで　南西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０７日０９時から１２時まで　南西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０７日１２時から１５時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０７日１５時から１８時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　 　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。