2026-09-06T17:00:00Z 通常 気象庁本庁 気象庁 2026-09-07T02:00:00+09:00 2026-09-07T03:00:00+09:00 2026-09-07T21:00:00+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 2026-09-07T03:00:00+09:00 2026-09-07T06:00:00+09:00 降灰 70 +30.8194+130.2800/+30.8199+130.3000/+30.8150+130.3200/+30.8000+130.3350/+30.7800+130.3355/+30.7645+130.3200/+30.7600+130.3198/+30.7400+130.3097/+30.7303+130.3000/+30.7200+130.2970/+30.7022+130.2800/+30.7000+130.2785/+30.6800+130.2635/+30.6763+130.2600/+30.6600+130.2512/+30.6473+130.2400/+30.6400+130.2349/+30.6225+130.2200/+30.6200+130.2170/+30.6004+130.2000/+30.6000+130.1994/+30.5846+130.1800/+30.5800+130.1737/+30.5639+130.1600/+30.5600+130.1564/+30.5441+130.1400/+30.5400+130.1334/+30.5266+130.1200/+30.5200+130.1098/+30.5142+130.1000/+30.5000+130.0824/+30.4976+130.0800/+30.4806+130.0600/+30.4800+130.0590/+30.4620+130.0400/+30.4600+130.0368/+30.4497+130.0200/+30.4400+130.0035/+30.4368+130.0000/+30.4275+129.9800/+30.4200+129.9645/+30.4174+129.9600/+30.4133+129.9400/+30.4200+129.9289/+30.4400+129.9212/+30.4600+129.9271/+30.4800+129.9359/+30.4846+129.9400/+30.5000+129.9554/+30.5035+129.9600/+30.5200+129.9705/+30.5338+129.9800/+30.5400+129.9863/+30.5506+130.0000/+30.5600+130.0073/+30.5734+130.0200/+30.5800+130.0264/+30.5895+130.0400/+30.6000+130.0496/+30.6137+130.0600/+30.6195+130.0800/+30.6200+130.0804/+30.6387+130.1000/+30.6400+130.1012/+30.6588+130.1200/+30.6600+130.1211/+30.6777+130.1400/+30.6800+130.1422/+30.6970+130.1600/+30.7000+130.1628/+30.7173+130.1800/+30.7200+130.1827/+30.7370+130.2000/+30.7400+130.2030/+30.7569+130.2200/+30.7600+130.2230/+30.7768+130.2400/+30.7800+130.2418/+30.7981+130.2600/+30.8000+130.2606/+30.8194+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+130.3185/+30.7612+130.3000/+30.7678+130.2800/+30.7800+130.2685/+30.7899+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 +30.8196+130.2800/+30.8199+130.3000/+30.8164+130.3200/+30.8000+130.3364/+30.7800+130.3361/+30.7639+130.3200/+30.7600+130.3198/+30.7400+130.3042/+30.7358+130.3000/+30.7200+130.2952/+30.7041+130.2800/+30.7000+130.2775/+30.6801+130.2600/+30.6800+130.2599/+30.6600+130.2484/+30.6499+130.2400/+30.6400+130.2307/+30.6291+130.2200/+30.6200+130.2098/+30.6084+130.2000/+30.6000+130.1880/+30.5903+130.1800/+30.5800+130.1713/+30.5685+130.1600/+30.5600+130.1464/+30.5551+130.1400/+30.5444+130.1200/+30.5401+130.1000/+30.5400+130.0998/+30.5200+130.0825/+30.5178+130.0800/+30.5005+130.0600/+30.5000+130.0593/+30.4881+130.0400/+30.4800+130.0281/+30.4707+130.0200/+30.4600+130.0082/+30.4539+130.0000/+30.4469+129.9800/+30.4406+129.9600/+30.4594+129.9400/+30.4600+129.9399/+30.4800+129.9375/+30.4837+129.9400/+30.5000+129.9526/+30.5077+129.9600/+30.5200+129.9688/+30.5361+129.9800/+30.5400+129.9829/+30.5600+129.9985/+30.5614+130.0000/+30.5800+130.0114/+30.5890+130.0200/+30.6000+130.0315/+30.6085+130.0400/+30.6200+130.0465/+30.6317+130.0600/+30.6400+130.0739/+30.6443+130.0800/+30.6578+130.1000/+30.6600+130.1020/+30.6778+130.1200/+30.6800+130.1220/+30.6971+130.1400/+30.7000+130.1433/+30.7158+130.1600/+30.7200+130.1668/+30.7332+130.1800/+30.7400+130.1899/+30.7541+130.2000/+30.7600+130.2137/+30.7630+130.2200/+30.7798+130.2400/+30.7800+130.2402/+30.7994+130.2600/+30.8000+130.2603/+30.8196+130.2800/ 南西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8025+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3185/+30.7612+130.3000/+30.7711+130.2800/+30.7800+130.2714/+30.8000+130.2775/+30.8025+130.2800/ 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 +30.8197+130.2800/+30.8199+130.3000/+30.8152+130.3200/+30.8000+130.3351/+30.7800+130.3339/+30.7661+130.3200/+30.7600+130.3189/+30.7411+130.3000/+30.7400+130.2955/+30.7244+130.2800/+30.7200+130.2703/+30.7097+130.2600/+30.7000+130.2445/+30.6955+130.2400/+30.6806+130.2200/+30.6800+130.2189/+30.6615+130.2000/+30.6600+130.1944/+30.6484+130.1800/+30.6400+130.1688/+30.6323+130.1600/+30.6221+130.1400/+30.6200+130.1353/+30.6060+130.1200/+30.6000+130.1075/+30.5925+130.1000/+30.5800+130.0888/+30.5737+130.0800/+30.5634+130.0600/+30.5600+130.0530/+30.5522+130.0400/+30.5437+130.0200/+30.5400+130.0139/+30.5292+130.0000/+30.5213+129.9800/+30.5200+129.9775/+30.5070+129.9600/+30.5000+129.9418/+30.4993+129.9400/+30.4896+129.9200/+30.4848+129.9000/+30.4950+129.8800/+30.5000+129.8748/+30.5058+129.8800/+30.5200+129.8846/+30.5400+129.8976/+30.5424+129.9000/+30.5600+129.9174/+30.5621+129.9200/+30.5800+129.9346/+30.5850+129.9400/+30.5993+129.9600/+30.6000+129.9606/+30.6167+129.9800/+30.6200+129.9836/+30.6339+130.0000/+30.6400+130.0082/+30.6481+130.0200/+30.6549+130.0400/+30.6600+130.0510/+30.6668+130.0600/+30.6778+130.0800/+30.6800+130.0839/+30.6935+130.1000/+30.7000+130.1168/+30.7030+130.1200/+30.7182+130.1400/+30.7200+130.1438/+30.7350+130.1600/+30.7400+130.1755/+30.7443+130.1800/+30.7590+130.2000/+30.7600+130.2027/+30.7769+130.2200/+30.7800+130.2400/+30.7998+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+130.3180/+30.7620+130.3000/+30.7729+130.2800/+30.7800+130.2728/+30.7982+130.2800/+30.8000+130.2800/+30.8188+130.3000/ 南西 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/+30.8168+130.3200/+30.8000+130.3368/+30.7800+130.3361/+30.7639+130.3200/+30.7600+130.3187/+30.7413+130.3000/+30.7400+130.2941/+30.7258+130.2800/+30.7200+130.2645/+30.7154+130.2600/+30.7007+130.2400/+30.7000+130.2378/+30.6833+130.2200/+30.6800+130.2107/+30.6716+130.2000/+30.6620+130.1800/+30.6600+130.1757/+30.6457+130.1600/+30.6400+130.1470/+30.6341+130.1400/+30.6229+130.1200/+30.6200+130.1143/+30.6088+130.1000/+30.6000+130.0879/+30.5893+130.0800/+30.5800+130.0678/+30.5741+130.0600/+30.5624+130.0400/+30.5600+130.0348/+30.5509+130.0200/+30.5400+130.0041/+30.5367+130.0000/+30.5266+129.9800/+30.5200+129.9711/+30.5094+129.9600/+30.5029+129.9400/+30.5000+129.9320/+30.4950+129.9200/+30.4958+129.9000/+30.5000+129.8958/+30.5200+129.8935/+30.5310+129.9000/+30.5400+129.9064/+30.5600+129.9195/+30.5605+129.9200/+30.5800+129.9362/+30.5841+129.9400/+30.6000+129.9564/+30.6028+129.9600/+30.6200+129.9789/+30.6208+129.9800/+30.6400+129.9977/+30.6418+130.0000/+30.6555+130.0200/+30.6600+130.0366/+30.6615+130.0400/+30.6768+130.0600/+30.6800+130.0640/+30.6937+130.0800/+30.7000+130.0983/+30.7015+130.1000/+30.7171+130.1200/+30.7200+130.1257/+30.7333+130.1400/+30.7394+130.1600/+30.7400+130.1613/+30.7572+130.1800/+30.7600+130.1961/+30.7638+130.2000/+30.7790+130.2200/+30.7800+130.2238/+30.7962+130.2400/+30.7999+130.2600/+30.8000+130.2602/+30.8198+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+130.3176/+30.7624+130.3000/+30.7720+130.2800/+30.7800+130.2717/+30.7870+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 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 +30.8185+130.2800/+30.8199+130.3000/+30.8183+130.3200/+30.8000+130.3383/+30.7800+130.3385/+30.7615+130.3200/+30.7600+130.3199/+30.7401+130.3000/+30.7400+130.2999/+30.7200+130.2948/+30.7052+130.2800/+30.7000+130.2776/+30.6814+130.2600/+30.6800+130.2590/+30.6600+130.2445/+30.6550+130.2400/+30.6400+130.2308/+30.6276+130.2200/+30.6200+130.2140/+30.6066+130.2000/+30.6000+130.1938/+30.5831+130.1800/+30.5800+130.1775/+30.5630+130.1600/+30.5600+130.1569/+30.5400+130.1444/+30.5338+130.1400/+30.5200+130.1251/+30.5155+130.1200/+30.5006+130.1000/+30.5000+130.0993/+30.4802+130.0800/+30.4800+130.0795/+30.4659+130.0600/+30.4600+130.0516/+30.4520+130.0400/+30.4400+130.0213/+30.4387+130.0200/+30.4243+130.0000/+30.4400+129.9866/+30.4600+129.9885/+30.4800+129.9930/+30.4905+130.0000/+30.5000+130.0063/+30.5200+130.0130/+30.5292+130.0200/+30.5400+130.0277/+30.5547+130.0400/+30.5600+130.0431/+30.5800+130.0571/+30.5829+130.0600/+30.6000+130.0748/+30.6038+130.0800/+30.6189+130.1000/+30.6200+130.1008/+30.6393+130.1200/+30.6400+130.1204/+30.6600+130.1339/+30.6666+130.1400/+30.6800+130.1482/+30.6930+130.1600/+30.7000+130.1660/+30.7156+130.1800/+30.7200+130.1855/+30.7324+130.2000/+30.7400+130.2058/+30.7523+130.2200/+30.7600+130.2277/+30.7717+130.2400/+30.7800+130.2473/+30.7926+130.2600/+30.8000+130.2615/+30.8185+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+130.3184/+30.7613+130.3000/+30.7743+130.2800/+30.7800+130.2756/+30.7843+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-07T18:00:00+09:00 2026-09-07T21:00:00+09:00 降灰 70 +30.8182+130.2800/+30.8199+130.3000/+30.8175+130.3200/+30.8000+130.3375/+30.7800+130.3378/+30.7622+130.3200/+30.7600+130.3199/+30.7400+130.3025/+30.7375+130.3000/+30.7200+130.2971/+30.7027+130.2800/+30.7000+130.2786/+30.6802+130.2600/+30.6800+130.2599/+30.6600+130.2531/+30.6451+130.2400/+30.6400+130.2373/+30.6209+130.2200/+30.6200+130.2193/+30.6000+130.2081/+30.5911+130.2000/+30.5800+130.1905/+30.5672+130.1800/+30.5600+130.1757/+30.5400+130.1657/+30.5337+130.1600/+30.5200+130.1521/+30.5051+130.1400/+30.5000+130.1346/+30.4841+130.1200/+30.4800+130.1160/+30.4600+130.1043/+30.4553+130.1000/+30.4403+130.0800/+30.4400+130.0795/+30.4200+130.0641/+30.4150+130.0600/+30.4000+130.0405/+30.3995+130.0400/+30.3840+130.0200/+30.3800+130.0150/+30.3680+130.0000/+30.3800+129.9869/+30.3934+129.9800/+30.4000+129.9778/+30.4052+129.9800/+30.4200+129.9860/+30.4400+129.9905/+30.4525+130.0000/+30.4600+130.0046/+30.4800+130.0118/+30.4979+130.0200/+30.5000+130.0212/+30.5196+130.0400/+30.5200+130.0402/+30.5400+130.0504/+30.5569+130.0600/+30.5600+130.0619/+30.5800+130.0745/+30.5864+130.0800/+30.5983+130.1000/+30.6000+130.1012/+30.6200+130.1195/+30.6206+130.1200/+30.6400+130.1351/+30.6458+130.1400/+30.6600+130.1473/+30.6740+130.1600/+30.6800+130.1633/+30.6972+130.1800/+30.7000+130.1815/+30.7182+130.2000/+30.7200+130.2009/+30.7389+130.2200/+30.7400+130.2204/+30.7596+130.2400/+30.7600+130.2401/+30.7800+130.2600/+30.8000+130.2618/+30.8182+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+130.3186/+30.7611+130.3000/+30.7769+130.2800/+30.7800+130.2780/+30.7820+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３時から７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 　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　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０７日１５時から１８時まで　南西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０７日１８時から２１時まで　南西　　　　　　５０ｋｍ　　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。