2026-09-07T08:00:00Z 通常 気象庁本庁 気象庁 2026-09-07T17:00:00+09:00 2026-09-07T18:00:00+09:00 2026-09-08T12:00:00+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２１時から２４時までは火口から南西方向、８日０９時から１２時までは火口から南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 鹿児島県屋久島町 4650500 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 鹿児島県屋久島町 4650500 小さな噴石の落下 75 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 +30.8191+130.2800/+30.8199+130.3000/+30.8152+130.3200/+30.8000+130.3352/+30.7800+130.3353/+30.7647+130.3200/+30.7600+130.3198/+30.7402+130.3000/+30.7400+130.2997/+30.7201+130.2800/+30.7200+130.2799/+30.7000+130.2700/+30.6899+130.2600/+30.6800+130.2543/+30.6653+130.2400/+30.6600+130.2361/+30.6427+130.2200/+30.6400+130.2176/+30.6207+130.2000/+30.6200+130.1992/+30.6000+130.1843/+30.5955+130.1800/+30.5800+130.1670/+30.5721+130.1600/+30.5600+130.1533/+30.5433+130.1400/+30.5400+130.1359/+30.5203+130.1200/+30.5200+130.1197/+30.5040+130.1000/+30.5000+130.0964/+30.4817+130.0800/+30.4800+130.0779/+30.4600+130.0667/+30.4525+130.0600/+30.4400+130.0417/+30.4382+130.0400/+30.4200+130.0248/+30.4142+130.0200/+30.4000+130.0038/+30.3956+130.0000/+30.3842+129.9800/+30.3800+129.9742/+30.3675+129.9600/+30.3655+129.9400/+30.3800+129.9341/+30.4000+129.9306/+30.4189+129.9400/+30.4200+129.9410/+30.4400+129.9526/+30.4499+129.9600/+30.4600+129.9643/+30.4800+129.9742/+30.4908+129.9800/+30.5000+129.9872/+30.5104+130.0000/+30.5200+130.0051/+30.5386+130.0200/+30.5400+130.0211/+30.5600+130.0375/+30.5622+130.0400/+30.5800+130.0495/+30.5912+130.0600/+30.6000+130.0672/+30.6107+130.0800/+30.6194+130.1000/+30.6200+130.1005/+30.6400+130.1166/+30.6435+130.1200/+30.6600+130.1331/+30.6668+130.1400/+30.6800+130.1487/+30.6913+130.1600/+30.7000+130.1686/+30.7112+130.1800/+30.7200+130.1874/+30.7326+130.2000/+30.7400+130.2060/+30.7539+130.2200/+30.7600+130.2250/+30.7750+130.2400/+30.7800+130.2425/+30.7975+130.2600/+30.8000+130.2609/+30.8191+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/+30.7611+130.3000/+30.7684+130.2800/+30.7800+130.2719/+30.7881+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-07T21:00:00+09:00 2026-09-08T00:00:00+09:00 降灰 70 +30.8193+130.2800/+30.8199+130.3000/+30.8136+130.3200/+30.8000+130.3336/+30.7800+130.3333/+30.7667+130.3200/+30.7600+130.3198/+30.7402+130.3000/+30.7400+130.2998/+30.7200+130.2872/+30.7127+130.2800/+30.7000+130.2742/+30.6853+130.2600/+30.6800+130.2565/+30.6626+130.2400/+30.6600+130.2375/+30.6409+130.2200/+30.6400+130.2189/+30.6207+130.2000/+30.6200+130.1991/+30.6000+130.1813/+30.5987+130.1800/+30.5800+130.1616/+30.5780+130.1600/+30.5600+130.1484/+30.5504+130.1400/+30.5400+130.1234/+30.5359+130.1200/+30.5200+130.1052/+30.5153+130.1000/+30.5021+130.0800/+30.5000+130.0777/+30.4838+130.0600/+30.4800+130.0526/+30.4688+130.0400/+30.4600+130.0317/+30.4510+130.0200/+30.4408+130.0000/+30.4400+129.9984/+30.4200+129.9800/+30.4046+129.9600/+30.4000+129.9530/+30.3889+129.9400/+30.3800+129.9272/+30.3744+129.9200/+30.3600+129.9042/+30.3560+129.9000/+30.3600+129.8873/+30.3685+129.8800/+30.3800+129.8768/+30.4000+129.8747/+30.4081+129.8800/+30.4200+129.8887/+30.4331+129.9000/+30.4400+129.9059/+30.4600+129.9171/+30.4641+129.9200/+30.4800+129.9301/+30.4907+129.9400/+30.5000+129.9485/+30.5085+129.9600/+30.5200+129.9671/+30.5400+129.9784/+30.5418+129.9800/+30.5572+130.0000/+30.5600+130.0023/+30.5791+130.0200/+30.5800+130.0208/+30.5938+130.0400/+30.6000+130.0455/+30.6188+130.0600/+30.6200+130.0640/+30.6254+130.0800/+30.6400+130.0961/+30.6436+130.1000/+30.6591+130.1200/+30.6600+130.1208/+30.6789+130.1400/+30.6800+130.1409/+30.6986+130.1600/+30.7000+130.1613/+30.7184+130.1800/+30.7200+130.1814/+30.7382+130.2000/+30.7400+130.2018/+30.7579+130.2200/+30.7600+130.2219/+30.7780+130.2400/+30.7800+130.2413/+30.7986+130.2600/+30.8000+130.2607/+30.8193+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/+30.7660+130.2800/+30.7800+130.2673/+30.7904+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-08T00:00:00+09:00 2026-09-08T03:00:00+09:00 降灰 70 +30.8189+130.2800/+30.8198+130.3000/+30.8129+130.3200/+30.8000+130.3329/+30.7800+130.3339/+30.7661+130.3200/+30.7600+130.3199/+30.7400+130.3157/+30.7243+130.3000/+30.7200+130.2989/+30.7000+130.2820/+30.6980+130.2800/+30.6800+130.2753/+30.6620+130.2600/+30.6600+130.2590/+30.6400+130.2475/+30.6302+130.2400/+30.6200+130.2352/+30.6024+130.2200/+30.6000+130.2178/+30.5800+130.2010/+30.5787+130.2000/+30.5600+130.1857/+30.5500+130.1800/+30.5400+130.1730/+30.5247+130.1600/+30.5200+130.1550/+30.5061+130.1400/+30.5000+130.1331/+30.4879+130.1200/+30.4800+130.1068/+30.4703+130.1000/+30.4600+130.0933/+30.4505+130.0800/+30.4400+130.0627/+30.4371+130.0600/+30.4200+130.0400/+30.4000+130.0226/+30.3966+130.0200/+30.3800+130.0043/+30.3764+130.0000/+30.3658+129.9800/+30.3600+129.9715/+30.3499+129.9600/+30.3423+129.9400/+30.3600+129.9221/+30.3800+129.9226/+30.4000+129.9227/+30.4200+129.9337/+30.4297+129.9400/+30.4400+129.9471/+30.4591+129.9600/+30.4600+129.9604/+30.4800+129.9724/+30.4949+129.9800/+30.5000+129.9836/+30.5146+130.0000/+30.5200+130.0028/+30.5400+130.0197/+30.5403+130.0200/+30.5600+130.0386/+30.5611+130.0400/+30.5800+130.0505/+30.5906+130.0600/+30.6000+130.0676/+30.6115+130.0800/+30.6200+130.0960/+30.6238+130.1000/+30.6400+130.1144/+30.6460+130.1200/+30.6600+130.1376/+30.6629+130.1400/+30.6800+130.1465/+30.6982+130.1600/+30.7000+130.1612/+30.7200+130.1731/+30.7252+130.1800/+30.7400+130.1967/+30.7426+130.2000/+30.7547+130.2200/+30.7600+130.2239/+30.7751+130.2400/+30.7800+130.2425/+30.7973+130.2600/+30.8000+130.2610/+30.8189+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/+30.7608+130.3000/+30.7630+130.2800/+30.7800+130.2645/+30.7931+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-08T03:00:00+09:00 2026-09-08T06:00:00+09:00 降灰 70 +30.8186+130.2800/+30.8198+130.3000/+30.8142+130.3200/+30.8000+130.3342/+30.7800+130.3356/+30.7644+130.3200/+30.7600+130.3199/+30.7400+130.3182/+30.7217+130.3000/+30.7200+130.2994/+30.7000+130.2940/+30.6854+130.2800/+30.6800+130.2782/+30.6600+130.2676/+30.6518+130.2600/+30.6400+130.2551/+30.6201+130.2400/+30.6200+130.2399/+30.6000+130.2323/+30.5849+130.2200/+30.5800+130.2141/+30.5625+130.2000/+30.5600+130.1970/+30.5400+130.1849/+30.5322+130.1800/+30.5200+130.1687/+30.5121+130.1600/+30.5000+130.1479/+30.4913+130.1400/+30.4800+130.1274/+30.4703+130.1200/+30.4600+130.1136/+30.4440+130.1000/+30.4400+130.0956/+30.4203+130.0800/+30.4200+130.0798/+30.4000+130.0605/+30.3992+130.0600/+30.3800+130.0433/+30.3770+130.0400/+30.3600+130.0210/+30.3588+130.0200/+30.3400+130.0028/+30.3369+130.0000/+30.3319+129.9800/+30.3200+129.9637/+30.3136+129.9600/+30.3200+129.9552/+30.3400+129.9491/+30.3600+129.9534/+30.3780+129.9600/+30.3800+129.9606/+30.4000+129.9638/+30.4200+129.9714/+30.4400+129.9779/+30.4433+129.9800/+30.4600+129.9907/+30.4704+130.0000/+30.4800+130.0042/+30.5000+130.0124/+30.5134+130.0200/+30.5200+130.0248/+30.5308+130.0400/+30.5400+130.0450/+30.5600+130.0539/+30.5687+130.0600/+30.5800+130.0666/+30.5954+130.0800/+30.6000+130.0884/+30.6069+130.1000/+30.6200+130.1087/+30.6316+130.1200/+30.6400+130.1256/+30.6553+130.1400/+30.6600+130.1431/+30.6780+130.1600/+30.6800+130.1613/+30.6995+130.1800/+30.7000+130.1804/+30.7190+130.2000/+30.7200+130.2006/+30.7400+130.2153/+30.7445+130.2200/+30.7600+130.2393/+30.7606+130.2400/+30.7800+130.2453/+30.7947+130.2600/+30.8000+130.2613/+30.8186+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/+30.7607+130.3000/+30.7620+130.2800/+30.7800+130.2675/+30.7919+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-08T06:00:00+09:00 2026-09-08T09:00:00+09:00 降灰 70 +30.8169+130.2800/+30.8198+130.3000/+30.8163+130.3200/+30.8000+130.3363/+30.7800+130.3382/+30.7614+130.3200/+30.7600+130.3200/+30.7400+130.3196/+30.7200+130.3166/+30.7016+130.3000/+30.7000+130.2996/+30.6800+130.2973/+30.6600+130.2894/+30.6461+130.2800/+30.6400+130.2781/+30.6200+130.2705/+30.6040+130.2600/+30.6000+130.2582/+30.5800+130.2454/+30.5715+130.2400/+30.5600+130.2340/+30.5400+130.2233/+30.5327+130.2200/+30.5200+130.2154/+30.5000+130.2008/+30.4991+130.2000/+30.4800+130.1830/+30.4757+130.1800/+30.4600+130.1683/+30.4511+130.1600/+30.4400+130.1529/+30.4200+130.1445/+30.4122+130.1400/+30.4000+130.1307/+30.3865+130.1200/+30.3800+130.1155/+30.3600+130.1044/+30.3550+130.1000/+30.3400+130.0831/+30.3346+130.0800/+30.3200+130.0725/+30.3000+130.0637/+30.2946+130.0600/+30.2854+130.0400/+30.3000+130.0202/+30.3200+130.0228/+30.3400+130.0239/+30.3600+130.0251/+30.3800+130.0264/+30.4000+130.0274/+30.4165+130.0400/+30.4200+130.0420/+30.4400+130.0494/+30.4600+130.0544/+30.4783+130.0600/+30.4800+130.0606/+30.5000+130.0713/+30.5106+130.0800/+30.5200+130.0840/+30.5368+130.1000/+30.5400+130.1014/+30.5600+130.1057/+30.5760+130.1200/+30.5800+130.1232/+30.5982+130.1400/+30.6000+130.1407/+30.6200+130.1478/+30.6315+130.1600/+30.6400+130.1645/+30.6579+130.1800/+30.6600+130.1807/+30.6800+130.1894/+30.6917+130.2000/+30.7000+130.2021/+30.7183+130.2200/+30.7200+130.2205/+30.7400+130.2295/+30.7501+130.2400/+30.7600+130.2411/+30.7793+130.2600/+30.7800+130.2601/+30.8000+130.2631/+30.8169+130.2800/ 南西 60 鹿児島県三島村 4630300 鹿児島県屋久島町 4650500 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3188/+30.7604+130.3000/+30.7621+130.2800/+30.7800+130.2694/+30.7906+130.2800/+30.8000+130.2812/+30.8188+130.3000/ 南西 3 鹿児島県三島村 4630300 2026-09-08T09:00:00+09:00 2026-09-08T12:00:00+09:00 降灰 70 +30.8001+130.2800/+30.8198+130.3000/+30.8188+130.3200/+30.8000+130.3388/+30.7800+130.3399/+30.7600+130.3399/+30.7464+130.3400/+30.7400+130.3459/+30.7200+130.3540/+30.7000+130.3556/+30.6800+130.3557/+30.6600+130.3558/+30.6400+130.3568/+30.6200+130.3563/+30.6000+130.3516/+30.5800+130.3434/+30.5717+130.3400/+30.5600+130.3379/+30.5400+130.3283/+30.5200+130.3293/+30.5000+130.3230/+30.4921+130.3200/+30.4800+130.3155/+30.4600+130.3033/+30.4545+130.3000/+30.4400+130.2918/+30.4201+130.2800/+30.4200+130.2799/+30.4000+130.2612/+30.3972+130.2600/+30.3800+130.2515/+30.3605+130.2400/+30.3600+130.2392/+30.3432+130.2200/+30.3400+130.2170/+30.3200+130.2051/+30.3100+130.2000/+30.3200+130.1965/+30.3400+130.1906/+30.3600+130.1839/+30.3800+130.1833/+30.4000+130.1828/+30.4089+130.1800/+30.4200+130.1771/+30.4400+130.1734/+30.4600+130.1732/+30.4800+130.1735/+30.5000+130.1791/+30.5028+130.1800/+30.5200+130.1850/+30.5400+130.1933/+30.5592+130.2000/+30.5600+130.2001/+30.5800+130.2037/+30.6000+130.2075/+30.6200+130.2155/+30.6272+130.2200/+30.6400+130.2218/+30.6600+130.2243/+30.6800+130.2321/+30.6895+130.2400/+30.7000+130.2408/+30.7200+130.2424/+30.7400+130.2514/+30.7489+130.2600/+30.7600+130.2602/+30.7800+130.2604/+30.8000+130.2799/+30.8001+130.2800/ 南 50 鹿児島県三島村 4630300 鹿児島県屋久島町 4650500 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3198/+30.7603+130.3000/+30.7692+130.2800/+30.7800+130.2756/+30.7844+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２１時から２４時までは火口から南西方向、８日０９時から１２時までは火口から南方向に降灰が予想されます。 　７日１８時から８日１２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１８時から２１時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０７日２１時から２４時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日００時から０３時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日０３時から０６時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日０６時から０９時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日０９時から１２時まで　南　　　　　　　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、屋久島町 　 　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。