2026-09-06T05:00:00Z 通常 気象庁本庁 気象庁 2026-09-06T14:00:00+09:00 2026-09-06T15:00:00+09:00 2026-09-07T09:00:00+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、６日２１時から２４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 2026-09-06T15:00:00+09:00 2026-09-06T18:00:00+09:00 降灰 70 +30.8194+130.2800/+30.8197+130.3000/+30.8054+130.3200/+30.8000+130.3254/+30.7833+130.3200/+30.7800+130.3200/+30.7600+130.3186/+30.7414+130.3000/+30.7400+130.2980/+30.7220+130.2800/+30.7200+130.2761/+30.7039+130.2600/+30.7000+130.2543/+30.6855+130.2400/+30.6800+130.2335/+30.6665+130.2200/+30.6600+130.2109/+30.6487+130.2000/+30.6400+130.1895/+30.6304+130.1800/+30.6200+130.1692/+30.6107+130.1600/+30.6000+130.1473/+30.5922+130.1400/+30.5800+130.1281/+30.5670+130.1200/+30.5600+130.1130/+30.5504+130.1000/+30.5400+130.0831/+30.5363+130.0800/+30.5206+130.0600/+30.5200+130.0590/+30.5042+130.0400/+30.5000+130.0342/+30.4910+130.0200/+30.4817+130.0000/+30.4800+129.9963/+30.4660+129.9800/+30.4600+129.9709/+30.4520+129.9600/+30.4405+129.9400/+30.4400+129.9390/+30.4284+129.9200/+30.4200+129.9030/+30.4187+129.9000/+30.4114+129.8800/+30.4016+129.8600/+30.4000+129.8566/+30.3904+129.8400/+30.3818+129.8200/+30.3800+129.8159/+30.3732+129.8000/+30.3740+129.7800/+30.3759+129.7600/+30.3800+129.7550/+30.4000+129.7452/+30.4107+129.7600/+30.4200+129.7749/+30.4239+129.7800/+30.4400+129.7964/+30.4434+129.8000/+30.4600+129.8103/+30.4719+129.8200/+30.4800+129.8270/+30.4944+129.8400/+30.5000+129.8438/+30.5173+129.8600/+30.5200+129.8625/+30.5310+129.8800/+30.5400+129.8901/+30.5483+129.9000/+30.5588+129.9200/+30.5600+129.9212/+30.5800+129.9356/+30.5832+129.9400/+30.5914+129.9600/+30.5990+129.9800/+30.6000+129.9810/+30.6200+129.9944/+30.6254+130.0000/+30.6400+130.0181/+30.6418+130.0200/+30.6524+130.0400/+30.6575+130.0600/+30.6600+130.0635/+30.6758+130.0800/+30.6800+130.0884/+30.6935+130.1000/+30.6996+130.1200/+30.7000+130.1207/+30.7198+130.1400/+30.7200+130.1403/+30.7378+130.1600/+30.7400+130.1746/+30.7464+130.1800/+30.7600+130.1865/+30.7688+130.2000/+30.7794+130.2200/+30.7800+130.2219/+30.7930+130.2400/+30.7999+130.2600/+30.8000+130.2603/+30.8194+130.2800/ 南西 70 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/+30.7612+130.3000/+30.7611+130.2800/+30.7678+130.2600/+30.7800+130.2538/+30.7861+130.2600/+30.7971+130.2800/+30.8000+130.2811/+30.8188+130.3000/ 南西 5 鹿児島県三島村 4630300 2026-09-06T18:00:00+09:00 2026-09-06T21:00:00+09:00 降灰 70 +30.8194+130.2800/+30.8198+130.3000/+30.8039+130.3200/+30.8000+130.3239/+30.7802+130.3200/+30.7800+130.3200/+30.7600+130.3192/+30.7408+130.3000/+30.7400+130.2989/+30.7211+130.2800/+30.7200+130.2781/+30.7019+130.2600/+30.7000+130.2573/+30.6825+130.2400/+30.6800+130.2365/+30.6632+130.2200/+30.6600+130.2164/+30.6432+130.2000/+30.6400+130.1957/+30.6236+130.1800/+30.6200+130.1760/+30.6034+130.1600/+30.6000+130.1547/+30.5860+130.1400/+30.5800+130.1317/+30.5617+130.1200/+30.5600+130.1185/+30.5466+130.1000/+30.5400+130.0882/+30.5300+130.0800/+30.5200+130.0696/+30.5080+130.0600/+30.5000+130.0518/+30.4921+130.0400/+30.4810+130.0200/+30.4800+130.0180/+30.4648+130.0000/+30.4600+129.9923/+30.4513+129.9800/+30.4400+129.9613/+30.4390+129.9600/+30.4257+129.9400/+30.4200+129.9316/+30.4122+129.9200/+30.4000+129.9017/+30.3986+129.9000/+30.3877+129.8800/+30.3800+129.8661/+30.3766+129.8600/+30.3712+129.8400/+30.3722+129.8200/+30.3798+129.8000/+30.3800+129.8000/+30.4000+129.7975/+30.4027+129.8000/+30.4200+129.8180/+30.4227+129.8200/+30.4400+129.8298/+30.4556+129.8400/+30.4600+129.8431/+30.4740+129.8600/+30.4800+129.8660/+30.4961+129.8800/+30.5000+129.8830/+30.5136+129.9000/+30.5200+129.9061/+30.5325+129.9200/+30.5400+129.9266/+30.5526+129.9400/+30.5600+129.9497/+30.5699+129.9600/+30.5800+129.9723/+30.5835+129.9800/+30.5988+130.0000/+30.6000+130.0015/+30.6199+130.0200/+30.6200+130.0201/+30.6341+130.0400/+30.6377+130.0600/+30.6400+130.0629/+30.6562+130.0800/+30.6600+130.0838/+30.6759+130.1000/+30.6800+130.1077/+30.6911+130.1200/+30.7000+130.1376/+30.7034+130.1400/+30.7192+130.1600/+30.7200+130.1611/+30.7385+130.1800/+30.7400+130.1835/+30.7555+130.2000/+30.7600+130.2091/+30.7697+130.2200/+30.7798+130.2400/+30.7800+130.2402/+30.7996+130.2600/+30.8000+130.2606/+30.8194+130.2800/ 南西 70 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/+30.7612+130.3000/+30.7617+130.2800/+30.7795+130.2600/+30.7800+130.2598/+30.7802+130.2600/+30.7955+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 5 鹿児島県三島村 4630300 2026-09-06T21:00:00+09:00 2026-09-07T00:00:00+09:00 降灰 70 +30.8193+130.2800/+30.8198+130.3000/+30.8090+130.3200/+30.8000+130.3290/+30.7800+130.3282/+30.7718+130.3200/+30.7600+130.3196/+30.7404+130.3000/+30.7400+130.2994/+30.7205+130.2800/+30.7200+130.2792/+30.7006+130.2600/+30.7000+130.2591/+30.6806+130.2400/+30.6800+130.2392/+30.6601+130.2200/+30.6600+130.2199/+30.6400+130.2006/+30.6394+130.2000/+30.6201+130.1800/+30.6200+130.1798/+30.6024+130.1600/+30.6000+130.1568/+30.5822+130.1400/+30.5800+130.1353/+30.5600+130.1233/+30.5569+130.1200/+30.5419+130.1000/+30.5400+130.0967/+30.5243+130.0800/+30.5200+130.0742/+30.5049+130.0600/+30.5000+130.0539/+30.4921+130.0400/+30.4809+130.0200/+30.4800+130.0180/+30.4656+130.0000/+30.4600+129.9912/+30.4522+129.9800/+30.4415+129.9600/+30.4400+129.9564/+30.4301+129.9400/+30.4200+129.9216/+30.4192+129.9200/+30.4086+129.9000/+30.4000+129.8852/+30.3961+129.8800/+30.3837+129.8600/+30.3800+129.8458/+30.3784+129.8400/+30.3771+129.8200/+30.3733+129.8000/+30.3800+129.7938/+30.4000+129.7866/+30.4106+129.8000/+30.4200+129.8129/+30.4281+129.8200/+30.4400+129.8270/+30.4584+129.8400/+30.4600+129.8413/+30.4732+129.8600/+30.4800+129.8685/+30.4913+129.8800/+30.5000+129.8872/+30.5083+129.9000/+30.5200+129.9167/+30.5231+129.9200/+30.5400+129.9324/+30.5464+129.9400/+30.5570+129.9600/+30.5600+129.9631/+30.5757+129.9800/+30.5800+129.9854/+30.5915+130.0000/+30.6000+130.0139/+30.6083+130.0200/+30.6200+130.0319/+30.6259+130.0400/+30.6365+130.0600/+30.6400+130.0753/+30.6476+130.0800/+30.6590+130.1000/+30.6600+130.1011/+30.6796+130.1200/+30.6800+130.1205/+30.6964+130.1400/+30.7000+130.1458/+30.7148+130.1600/+30.7200+130.1676/+30.7309+130.1800/+30.7400+130.1987/+30.7410+130.2000/+30.7595+130.2200/+30.7600+130.2205/+30.7792+130.2400/+30.7800+130.2406/+30.7993+130.2600/+30.8000+130.2607/+30.8193+130.2800/ 南西 70 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/+30.7611+130.3000/+30.7635+130.2800/+30.7800+130.2634/+30.7937+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 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 +30.8192+130.2800/+30.8199+130.3000/+30.8136+130.3200/+30.8000+130.3336/+30.7800+130.3336/+30.7664+130.3200/+30.7600+130.3196/+30.7404+130.3000/+30.7400+130.2992/+30.7208+130.2800/+30.7200+130.2785/+30.7014+130.2600/+30.7000+130.2576/+30.6821+130.2400/+30.6800+130.2365/+30.6633+130.2200/+30.6600+130.2156/+30.6441+130.2000/+30.6400+130.1933/+30.6270+130.1800/+30.6200+130.1689/+30.6118+130.1600/+30.6000+130.1457/+30.5941+130.1400/+30.5801+130.1200/+30.5800+130.1198/+30.5600+130.1073/+30.5549+130.1000/+30.5408+130.0800/+30.5400+130.0785/+30.5207+130.0600/+30.5200+130.0591/+30.5000+130.0401/+30.4999+130.0400/+30.4860+130.0200/+30.4800+130.0087/+30.4714+130.0000/+30.4600+129.9867/+30.4535+129.9800/+30.4400+129.9640/+30.4361+129.9600/+30.4257+129.9400/+30.4200+129.9249/+30.4172+129.9200/+30.4000+129.9034/+30.3968+129.9000/+30.4000+129.8855/+30.4200+129.8832/+30.4400+129.8829/+30.4600+129.8907/+30.4688+129.9000/+30.4800+129.9123/+30.4895+129.9200/+30.5000+129.9253/+30.5200+129.9388/+30.5220+129.9400/+30.5400+129.9581/+30.5411+129.9600/+30.5600+129.9745/+30.5650+129.9800/+30.5800+129.9973/+30.5826+130.0000/+30.5974+130.0200/+30.6000+130.0238/+30.6154+130.0400/+30.6200+130.0433/+30.6319+130.0600/+30.6383+130.0800/+30.6400+130.0818/+30.6575+130.1000/+30.6600+130.1032/+30.6754+130.1200/+30.6800+130.1263/+30.6930+130.1400/+30.7000+130.1529/+30.7071+130.1600/+30.7197+130.1800/+30.7200+130.1803/+30.7390+130.2000/+30.7400+130.2010/+30.7588+130.2200/+30.7600+130.2213/+30.7787+130.2400/+30.7800+130.2410/+30.7990+130.2600/+30.8000+130.2608/+30.8192+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/+30.7611+130.3000/+30.7689+130.2800/+30.7800+130.2718/+30.7882+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 +30.8184+130.2800/+30.8199+130.3000/+30.8180+130.3200/+30.8000+130.3380/+30.7800+130.3384/+30.7616+130.3200/+30.7600+130.3199/+30.7400+130.3137/+30.7262+130.3000/+30.7200+130.2985/+30.7009+130.2800/+30.7000+130.2795/+30.6800+130.2714/+30.6678+130.2600/+30.6600+130.2569/+30.6403+130.2400/+30.6400+130.2398/+30.6200+130.2287/+30.6103+130.2200/+30.6000+130.2158/+30.5824+130.2000/+30.5800+130.1982/+30.5600+130.1873/+30.5421+130.1800/+30.5400+130.1792/+30.5200+130.1648/+30.5156+130.1600/+30.5000+130.1503/+30.4875+130.1400/+30.4800+130.1311/+30.4607+130.1200/+30.4600+130.1193/+30.4400+130.1007/+30.4386+130.1000/+30.4200+130.0869/+30.4136+130.0800/+30.4000+130.0637/+30.3939+130.0600/+30.3810+130.0400/+30.3800+130.0225/+30.3796+130.0200/+30.3600+130.0089/+30.3400+130.0018/+30.3373+130.0000/+30.3400+129.9982/+30.3600+129.9952/+30.3800+129.9991/+30.3851+130.0000/+30.4000+130.0063/+30.4200+130.0143/+30.4375+130.0200/+30.4400+130.0205/+30.4600+130.0299/+30.4757+130.0400/+30.4800+130.0418/+30.5000+130.0502/+30.5164+130.0600/+30.5200+130.0617/+30.5400+130.0735/+30.5497+130.0800/+30.5600+130.0872/+30.5727+130.1000/+30.5800+130.1055/+30.5942+130.1200/+30.6000+130.1225/+30.6200+130.1385/+30.6215+130.1400/+30.6400+130.1480/+30.6540+130.1600/+30.6600+130.1629/+30.6782+130.1800/+30.6800+130.1809/+30.6996+130.2000/+30.7000+130.2002/+30.7200+130.2083/+30.7318+130.2200/+30.7400+130.2223/+30.7578+130.2400/+30.7600+130.2405/+30.7797+130.2600/+30.7800+130.2600/+30.8000+130.2616/+30.8184+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+130.3187/+30.7609+130.3000/+30.7784+130.2800/+30.7800+130.2790/+30.7810+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 +30.8194+130.2800/+30.8199+130.3000/+30.8176+130.3200/+30.8000+130.3376/+30.7800+130.3376/+30.7624+130.3200/+30.7600+130.3197/+30.7402+130.3000/+30.7400+130.2996/+30.7200+130.2863/+30.7137+130.2800/+30.7000+130.2740/+30.6850+130.2600/+30.6800+130.2569/+30.6621+130.2400/+30.6600+130.2378/+30.6400+130.2201/+30.6398+130.2200/+30.6200+130.2107/+30.6079+130.2000/+30.6000+130.1925/+30.5847+130.1800/+30.5800+130.1761/+30.5626+130.1600/+30.5600+130.1580/+30.5400+130.1505/+30.5242+130.1400/+30.5200+130.1351/+30.5063+130.1200/+30.5000+130.1123/+30.4865+130.1000/+30.4800+130.0948/+30.4600+130.0833/+30.4565+130.0800/+30.4425+130.0600/+30.4400+130.0578/+30.4200+130.0402/+30.4198+130.0400/+30.4200+130.0395/+30.4386+130.0200/+30.4400+130.0192/+30.4600+130.0197/+30.4800+130.0199/+30.4803+130.0200/+30.5000+130.0251/+30.5200+130.0318/+30.5318+130.0400/+30.5400+130.0421/+30.5600+130.0489/+30.5800+130.0578/+30.5829+130.0600/+30.6000+130.0724/+30.6060+130.0800/+30.6200+130.0950/+30.6258+130.1000/+30.6400+130.1075/+30.6537+130.1200/+30.6600+130.1244/+30.6751+130.1400/+30.6800+130.1427/+30.6982+130.1600/+30.7000+130.1615/+30.7177+130.1800/+30.7200+130.1815/+30.7384+130.2000/+30.7400+130.2013/+30.7583+130.2200/+30.7600+130.2214/+30.7784+130.2400/+30.7800+130.2411/+30.7989+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+130.3186/+30.7609+130.3000/+30.7800+130.2801/+30.8000+130.2812/+30.8188+130.3000/ 南西 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、６日２１時から２４時までは火口から南西方向に降灰が予想されます。 　６日１５時から７日９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 　０６日１５時から１８時まで　南西　　　　　　７０ｋｍ　　５ｋｍ　　　　　 　０６日１８時から２１時まで　南西　　　　　　７０ｋｍ　　５ｋｍ　　　　　 　０６日２１時から２４時まで　南西　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　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　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０７日０６時から０９時まで　南西　　　　　　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。 　強風のため、遠方まで小さな噴石が流されるおそれがあります。