2026-09-25T20:00:00Z 通常 気象庁本庁 気象庁 2026-09-26T05:00:00+09:00 2026-09-26T06:00:00+09:00 2026-09-27T00:00:00+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、２６日０９時から１２時までは火口から北東方向、２６日２１時から２４時までは火口から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 鹿児島県南大隅町 4649100 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 鹿児島県南大隅町 4649100 小さな噴石の落下 75 鹿児島県三島村 4630300 2026-09-26T06:00:00+09:00 2026-09-26T09:00:00+09:00 降灰 70 +31.1247+130.6400/+31.1223+130.6600/+31.1200+130.6621/+31.1108+130.6600/+31.1000+130.6562/+31.0800+130.6537/+31.0666+130.6400/+31.0600+130.6353/+31.0400+130.6261/+31.0331+130.6200/+31.0200+130.6086/+31.0121+130.6000/+31.0000+130.5823/+30.9984+130.5800/+30.9800+130.5646/+30.9757+130.5600/+30.9632+130.5400/+30.9600+130.5364/+30.9467+130.5200/+30.9400+130.5101/+30.9321+130.5000/+30.9200+130.4866/+30.9137+130.4800/+30.9007+130.4600/+30.9000+130.4593/+30.8813+130.4400/+30.8800+130.4387/+30.8623+130.4200/+30.8600+130.4179/+30.8422+130.4000/+30.8400+130.3982/+30.8219+130.3800/+30.8200+130.3789/+30.8011+130.3600/+30.8000+130.3595/+30.7805+130.3400/+30.7800+130.3390/+30.7610+130.3200/+30.7608+130.3000/+30.7800+130.2808/+30.8000+130.2801/+30.8200+130.2809/+30.8391+130.3000/+30.8400+130.3013/+30.8587+130.3200/+30.8600+130.3217/+30.8783+130.3400/+30.8800+130.3417/+30.8986+130.3600/+30.9000+130.3616/+30.9188+130.3800/+30.9200+130.3812/+30.9400+130.3994/+30.9406+130.4000/+30.9600+130.4142/+30.9662+130.4200/+30.9800+130.4324/+30.9878+130.4400/+31.0000+130.4557/+31.0045+130.4600/+31.0200+130.4717/+31.0326+130.4800/+31.0400+130.4893/+31.0488+130.5000/+31.0600+130.5166/+31.0624+130.5200/+31.0754+130.5400/+31.0800+130.5486/+31.0922+130.5600/+31.1000+130.5778/+31.1010+130.5800/+31.1096+130.6000/+31.1134+130.6200/+31.1200+130.6312/+31.1247+130.6400/ 北東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8191+130.3200/+30.8000+130.3377/+30.7825+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T09:00:00+09:00 2026-09-26T12:00:00+09:00 降灰 70 +31.1431+130.7600/+31.1400+130.7650/+31.1200+130.7728/+31.1000+130.7764/+31.0878+130.7600/+31.0800+130.7477/+31.0745+130.7400/+31.0600+130.7285/+31.0535+130.7200/+31.0400+130.7093/+31.0282+130.7000/+31.0200+130.6896/+31.0148+130.6800/+31.0000+130.6651/+30.9952+130.6600/+30.9839+130.6400/+30.9800+130.6361/+30.9672+130.6200/+30.9600+130.6118/+30.9466+130.6000/+30.9400+130.5913/+30.9337+130.5800/+30.9270+130.5600/+30.9200+130.5491/+30.9114+130.5400/+30.9010+130.5200/+30.9000+130.5184/+30.8838+130.5000/+30.8800+130.4905/+30.8705+130.4800/+30.8607+130.4600/+30.8600+130.4588/+30.8426+130.4400/+30.8400+130.4313/+30.8288+130.4200/+30.8206+130.4000/+30.8200+130.3990/+30.8011+130.3800/+30.8000+130.3737/+30.7863+130.3600/+30.7801+130.3400/+30.7800+130.3392/+30.7608+130.3200/+30.7609+130.3000/+30.7800+130.2809/+30.8000+130.2801/+30.8200+130.2857/+30.8343+130.3000/+30.8399+130.3200/+30.8400+130.3206/+30.8594+130.3400/+30.8600+130.3434/+30.8765+130.3600/+30.8800+130.3759/+30.8841+130.3800/+30.8993+130.4000/+30.9000+130.4015/+30.9178+130.4200/+30.9200+130.4254/+30.9342+130.4400/+30.9400+130.4547/+30.9450+130.4600/+30.9587+130.4800/+30.9600+130.4823/+30.9762+130.5000/+30.9800+130.5074/+30.9960+130.5200/+31.0000+130.5234/+31.0130+130.5400/+31.0200+130.5568/+31.0237+130.5600/+31.0399+130.5800/+31.0400+130.5802/+31.0600+130.5991/+31.0608+130.6000/+31.0702+130.6200/+31.0778+130.6400/+31.0800+130.6441/+31.0961+130.6600/+31.1000+130.6655/+31.1123+130.6800/+31.1200+130.6923/+31.1247+130.7000/+31.1290+130.7200/+31.1397+130.7400/+31.1400+130.7418/+31.1431+130.7600/ 北東 60 鹿児島県三島村 4630300 鹿児島県南大隅町 4649100 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8196+130.3200/+30.8000+130.3394/+30.7814+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T12:00:00+09:00 2026-09-26T15:00:00+09:00 降灰 70 +30.9805+130.7800/+30.9800+130.7994/+30.9800+130.8000/+30.9782+130.8200/+30.9757+130.8400/+30.9707+130.8600/+30.9616+130.8800/+30.9600+130.8825/+30.9551+130.8800/+30.9400+130.8730/+30.9349+130.8600/+30.9276+130.8400/+30.9203+130.8200/+30.9200+130.8198/+30.9059+130.8000/+30.9000+130.7815/+30.8996+130.7800/+30.8951+130.7600/+30.8900+130.7400/+30.8858+130.7200/+30.8800+130.7029/+30.8787+130.7000/+30.8724+130.6800/+30.8664+130.6600/+30.8612+130.6400/+30.8600+130.6366/+30.8528+130.6200/+30.8569+130.6000/+30.8474+130.5800/+30.8437+130.5600/+30.8413+130.5400/+30.8400+130.5302/+30.8329+130.5200/+30.8240+130.5000/+30.8215+130.4800/+30.8202+130.4600/+30.8200+130.4591/+30.8034+130.4400/+30.8008+130.4200/+30.8001+130.4000/+30.8000+130.3992/+30.7814+130.3800/+30.7802+130.3600/+30.7800+130.3400/+30.7800+130.3399/+30.7603+130.3200/+30.7608+130.3000/+30.7800+130.2808/+30.8000+130.2802/+30.8198+130.3000/+30.8200+130.3003/+30.8396+130.3200/+30.8400+130.3400/+30.8400+130.3409/+30.8584+130.3600/+30.8598+130.3800/+30.8600+130.3827/+30.8756+130.4000/+30.8790+130.4200/+30.8800+130.4267/+30.8911+130.4400/+30.8972+130.4600/+30.9000+130.4775/+30.9021+130.4800/+30.9128+130.5000/+30.9164+130.5200/+30.9200+130.5386/+30.9210+130.5400/+30.9305+130.5600/+30.9399+130.5800/+30.9400+130.5803/+30.9467+130.6000/+30.9515+130.6200/+30.9556+130.6400/+30.9569+130.6600/+30.9600+130.6800/+30.9666+130.7000/+30.9720+130.7200/+30.9756+130.7400/+30.9790+130.7600/+30.9800+130.7735/+30.9805+130.7800/ 東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8000+130.3399/+30.7813+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T15:00:00+09:00 2026-09-26T18:00:00+09:00 降灰 70 +30.9204+130.6600/+30.9228+130.6800/+30.9250+130.7000/+30.9304+130.7200/+30.9321+130.7400/+30.9336+130.7600/+30.9344+130.7800/+30.9352+130.8000/+30.9295+130.8200/+30.9283+130.8400/+30.9251+130.8600/+30.9200+130.8757/+30.9181+130.8800/+30.9032+130.9000/+30.9000+130.9047/+30.8984+130.9000/+30.8883+130.8800/+30.8810+130.8600/+30.8800+130.8564/+30.8758+130.8400/+30.8691+130.8200/+30.8617+130.8000/+30.8600+130.7930/+30.8574+130.7800/+30.8542+130.7600/+30.8502+130.7400/+30.8487+130.7200/+30.8458+130.7000/+30.8442+130.6800/+30.8419+130.6600/+30.8400+130.6454/+30.8372+130.6400/+30.8262+130.6200/+30.8317+130.6000/+30.8264+130.5800/+30.8233+130.5600/+30.8215+130.5400/+30.8204+130.5200/+30.8200+130.5137/+30.8123+130.5000/+30.8039+130.4800/+30.8014+130.4600/+30.8005+130.4400/+30.8000+130.4224/+30.7979+130.4200/+30.7820+130.4000/+30.7803+130.3800/+30.7801+130.3600/+30.7800+130.3552/+30.7649+130.3400/+30.7602+130.3200/+30.7606+130.3000/+30.7800+130.2806/+30.8000+130.2802/+30.8198+130.3000/+30.8200+130.3015/+30.8385+130.3200/+30.8398+130.3400/+30.8399+130.3600/+30.8400+130.3678/+30.8520+130.3800/+30.8588+130.4000/+30.8595+130.4200/+30.8599+130.4400/+30.8600+130.4414/+30.8742+130.4600/+30.8778+130.4800/+30.8791+130.5000/+30.8800+130.5166/+30.8825+130.5200/+30.8924+130.5400/+30.8959+130.5600/+30.8979+130.5800/+30.9000+130.5925/+30.9082+130.6000/+30.9143+130.6200/+30.9183+130.6400/+30.9200+130.6576/+30.9204+130.6600/ 東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8000+130.3399/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T18:00:00+09:00 2026-09-26T21:00:00+09:00 降灰 70 +30.9206+130.6000/+30.9242+130.6200/+30.9261+130.6400/+30.9290+130.6600/+30.9311+130.6800/+30.9374+130.7000/+30.9394+130.7200/+30.9392+130.7400/+30.9389+130.7600/+30.9389+130.7800/+30.9389+130.8000/+30.9200+130.8194/+30.9184+130.8200/+30.9000+130.8389/+30.8898+130.8200/+30.8800+130.8035/+30.8784+130.8000/+30.8689+130.7800/+30.8623+130.7600/+30.8600+130.7534/+30.8557+130.7400/+30.8511+130.7200/+30.8444+130.7000/+30.8426+130.6800/+30.8400+130.6641/+30.8386+130.6600/+30.8304+130.6400/+30.8231+130.6200/+30.8250+130.6000/+30.8211+130.5800/+30.8200+130.5600/+30.8200+130.5599/+30.8109+130.5400/+30.8075+130.5200/+30.8037+130.5000/+30.8016+130.4800/+30.8002+130.4600/+30.8000+130.4575/+30.7892+130.4400/+30.7832+130.4200/+30.7811+130.4000/+30.7803+130.3800/+30.7801+130.3600/+30.7800+130.3576/+30.7628+130.3400/+30.7602+130.3200/+30.7605+130.3000/+30.7800+130.2805/+30.8000+130.2802/+30.8198+130.3000/+30.8200+130.3013/+30.8387+130.3200/+30.8398+130.3400/+30.8399+130.3600/+30.8400+130.3640/+30.8555+130.3800/+30.8590+130.4000/+30.8596+130.4200/+30.8600+130.4262/+30.8722+130.4400/+30.8772+130.4600/+30.8787+130.4800/+30.8800+130.4934/+30.8852+130.5000/+30.8939+130.5200/+30.8980+130.5400/+30.9000+130.5559/+30.9024+130.5600/+30.9088+130.5800/+30.9200+130.5994/+30.9206+130.6000/ 東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8186+130.3200/+30.8000+130.3396/+30.7800+130.3344/+30.7656+130.3200/+30.7800+130.3056/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 東 2 鹿児島県三島村 4630300 2026-09-26T21:00:00+09:00 2026-09-27T00:00:00+09:00 降灰 70 +30.9235+130.7600/+30.9241+130.7800/+30.9247+130.8000/+30.9204+130.8200/+30.9200+130.8218/+30.9153+130.8400/+30.9087+130.8600/+30.9006+130.8800/+30.9000+130.8812/+30.8993+130.8800/+30.8892+130.8600/+30.8800+130.8430/+30.8785+130.8400/+30.8600+130.8206/+30.8597+130.8200/+30.8527+130.8000/+30.8485+130.7800/+30.8450+130.7600/+30.8408+130.7400/+30.8400+130.7307/+30.8388+130.7200/+30.8340+130.7000/+30.8304+130.6800/+30.8249+130.6600/+30.8203+130.6400/+30.8200+130.6390/+30.8133+130.6200/+30.8200+130.6081/+30.8215+130.6000/+30.8200+130.5864/+30.8174+130.5800/+30.8130+130.5600/+30.8071+130.5400/+30.8040+130.5200/+30.8019+130.5000/+30.8007+130.4800/+30.8000+130.4631/+30.7980+130.4600/+30.7858+130.4400/+30.7819+130.4200/+30.7806+130.4000/+30.7802+130.3800/+30.7801+130.3600/+30.7800+130.3590/+30.7615+130.3400/+30.7601+130.3200/+30.7605+130.3000/+30.7800+130.2805/+30.8000+130.2802/+30.8198+130.3000/+30.8200+130.3044/+30.8356+130.3200/+30.8397+130.3400/+30.8398+130.3600/+30.8399+130.3800/+30.8400+130.3848/+30.8543+130.4000/+30.8583+130.4200/+30.8591+130.4400/+30.8597+130.4600/+30.8600+130.4649/+30.8702+130.4800/+30.8761+130.5000/+30.8778+130.5200/+30.8792+130.5400/+30.8800+130.5479/+30.8872+130.5600/+30.8944+130.5800/+30.8981+130.6000/+30.9000+130.6173/+30.9013+130.6200/+30.9087+130.6400/+30.9124+130.6600/+30.9143+130.6800/+30.9142+130.7000/+30.9156+130.7200/+30.9183+130.7400/+30.9200+130.7487/+30.9235+130.7600/ 東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8185+130.3200/+30.8000+130.3395/+30.7815+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 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、２６日０９時から１２時までは火口から北東方向、２６日２１時から２４時までは火口から東方向に降灰が予想されます。 　２６日６時から２６日２４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 　２６日０６時から０９時まで　北東　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　２６日０９時から１２時まで　北東　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２６日１２時から１５時まで　東　　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２６日１５時から１８時まで　東　　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２６日１８時から２１時まで　東　　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　２６日２１時から２４時まで　東　　　　　　　６０ｋｍ　　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、南大隅町 　 　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。