2026-09-09T05:00:00Z 通常 気象庁本庁 気象庁 2026-09-09T14:00:00+09:00 2026-09-09T15:00:00+09:00 2026-09-10T09:00:00+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、９日２１時から２４時までは火口から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 2026-09-09T15:00:00+09:00 2026-09-09T18:00:00+09:00 降灰 70 +30.9258+129.7000/+30.9268+129.7200/+30.9276+129.7400/+30.9274+129.7600/+30.9264+129.7800/+30.9257+129.8000/+30.9200+129.8079/+30.9145+129.8200/+30.9117+129.8400/+30.9099+129.8600/+30.9083+129.8800/+30.9057+129.9000/+30.9000+129.9077/+30.8944+129.9200/+30.8917+129.9400/+30.8890+129.9600/+30.8858+129.9800/+30.8822+130.0000/+30.8800+130.0026/+30.8731+130.0200/+30.8665+130.0400/+30.8600+130.0510/+30.8590+130.0600/+30.8574+130.0800/+30.8551+130.1000/+30.8525+130.1200/+30.8442+130.1400/+30.8400+130.1473/+30.8397+130.1600/+30.8394+130.1800/+30.8392+130.2000/+30.8389+130.2200/+30.8390+130.2400/+30.8364+130.2600/+30.8311+130.2800/+30.8200+130.2919/+30.8199+130.3000/+30.8088+130.3200/+30.8000+130.3288/+30.7845+130.3200/+30.7800+130.3199/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7603+130.2400/+30.7605+130.2200/+30.7609+130.2000/+30.7616+130.1800/+30.7626+130.1600/+30.7640+130.1400/+30.7672+130.1200/+30.7704+130.1000/+30.7751+130.0800/+30.7800+130.0648/+30.7802+130.0600/+30.7805+130.0400/+30.7818+130.0200/+30.7827+130.0000/+30.7822+129.9800/+30.7847+129.9600/+30.7880+129.9400/+30.7930+129.9200/+30.8000+129.9001/+30.8000+129.9000/+30.8056+129.8800/+30.8099+129.8600/+30.8156+129.8400/+30.8192+129.8200/+30.8200+129.8163/+30.8241+129.8000/+30.8276+129.7800/+30.8352+129.7600/+30.8400+129.7493/+30.8467+129.7400/+30.8599+129.7200/+30.8600+129.7199/+30.8727+129.7000/+30.8800+129.6864/+30.8837+129.6800/+30.8968+129.6600/+30.9000+129.6546/+30.9056+129.6600/+30.9196+129.6800/+30.9200+129.6811/+30.9258+129.7000/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8154+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7847+130.2800/+30.8000+130.2616/+30.8154+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-09-09T18:00:00+09:00 2026-09-09T21:00:00+09:00 降灰 70 +30.9019+129.6000/+30.9062+129.6200/+30.9096+129.6400/+30.9116+129.6600/+30.9127+129.6800/+30.9136+129.7000/+30.9098+129.7200/+30.9054+129.7400/+30.9012+129.7600/+30.9000+129.7667/+30.8983+129.7800/+30.9000+129.7934/+30.9010+129.8000/+30.9000+129.8033/+30.8970+129.8200/+30.8924+129.8400/+30.8869+129.8600/+30.8800+129.8783/+30.8797+129.8800/+30.8786+129.9000/+30.8773+129.9200/+30.8747+129.9400/+30.8724+129.9600/+30.8700+129.9800/+30.8681+130.0000/+30.8600+130.0080/+30.8546+130.0200/+30.8510+130.0400/+30.8471+130.0600/+30.8400+130.0778/+30.8399+130.0800/+30.8391+130.1000/+30.8387+130.1200/+30.8383+130.1400/+30.8379+130.1600/+30.8373+130.1800/+30.8366+130.2000/+30.8341+130.2200/+30.8258+130.2400/+30.8204+130.2600/+30.8200+130.2608/+30.8200+130.2800/+30.8199+130.3000/+30.8000+130.3199/+30.7800+130.3198/+30.7603+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7601+130.2400/+30.7602+130.2200/+30.7603+130.2000/+30.7604+130.1800/+30.7605+130.1600/+30.7606+130.1400/+30.7607+130.1200/+30.7609+130.1000/+30.7613+130.0800/+30.7618+130.0600/+30.7625+130.0400/+30.7629+130.0200/+30.7639+130.0000/+30.7600+129.9858/+30.7546+129.9800/+30.7581+129.9600/+30.7600+129.9514/+30.7617+129.9400/+30.7658+129.9200/+30.7699+129.9000/+30.7719+129.8800/+30.7753+129.8600/+30.7800+129.8414/+30.7804+129.8400/+30.7842+129.8200/+30.7891+129.8000/+30.7942+129.7800/+30.8000+129.7673/+30.8030+129.7600/+30.8101+129.7400/+30.8164+129.7200/+30.8200+129.7093/+30.8233+129.7000/+30.8287+129.6800/+30.8348+129.6600/+30.8400+129.6462/+30.8447+129.6400/+30.8600+129.6213/+30.8631+129.6200/+30.8800+129.6110/+30.8937+129.6000/+30.9000+129.5831/+30.9019+129.6000/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8008+130.2600/+30.8159+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7800+130.2827/+30.7772+130.2800/+30.7800+130.2722/+30.7971+130.2600/+30.8000+130.2587/+30.8008+130.2600/ 西 4 鹿児島県三島村 4630300 2026-09-09T21:00:00+09:00 2026-09-10T00:00:00+09:00 降灰 70 +30.8611+129.6400/+30.8639+129.6600/+30.8666+129.6800/+30.8687+129.7000/+30.8688+129.7200/+30.8689+129.7400/+30.8699+129.7600/+30.8716+129.7800/+30.8679+129.8000/+30.8661+129.8200/+30.8643+129.8400/+30.8633+129.8600/+30.8624+129.8800/+30.8600+129.8911/+30.8587+129.9000/+30.8597+129.9200/+30.8575+129.9400/+30.8563+129.9600/+30.8564+129.9800/+30.8532+130.0000/+30.8437+130.0200/+30.8400+130.0288/+30.8390+130.0400/+30.8387+130.0600/+30.8378+130.0800/+30.8371+130.1000/+30.8367+130.1200/+30.8359+130.1400/+30.8355+130.1600/+30.8342+130.1800/+30.8301+130.2000/+30.8245+130.2200/+30.8200+130.2262/+30.8200+130.2400/+30.8200+130.2600/+30.8200+130.2800/+30.8199+130.3000/+30.8000+130.3199/+30.7800+130.3198/+30.7603+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7601+130.2400/+30.7602+130.2200/+30.7602+130.2000/+30.7602+130.1800/+30.7600+130.1600/+30.7600+130.1577/+30.7542+130.1400/+30.7519+130.1200/+30.7507+130.1000/+30.7499+130.0800/+30.7495+130.0600/+30.7507+130.0400/+30.7509+130.0200/+30.7519+130.0000/+30.7444+129.9800/+30.7457+129.9600/+30.7475+129.9400/+30.7500+129.9200/+30.7514+129.9000/+30.7513+129.8800/+30.7565+129.8600/+30.7600+129.8495/+30.7618+129.8400/+30.7642+129.8200/+30.7668+129.8000/+30.7685+129.7800/+30.7739+129.7600/+30.7792+129.7400/+30.7800+129.7362/+30.7838+129.7200/+30.7895+129.7000/+30.7960+129.6800/+30.8000+129.6698/+30.8108+129.6600/+30.8200+129.6466/+30.8242+129.6400/+30.8325+129.6200/+30.8400+129.6021/+30.8534+129.6200/+30.8600+129.6317/+30.8611+129.6400/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8156+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7800+130.2811/+30.7789+130.2800/+30.7800+130.2773/+30.8000+130.2603/+30.8156+130.2800/ 西 3 鹿児島県三島村 4630300 2026-09-10T00:00:00+09:00 2026-09-10T03:00:00+09:00 降灰 70 +30.8609+129.6600/+30.8643+129.6800/+30.8667+129.7000/+30.8674+129.7200/+30.8680+129.7400/+30.8691+129.7600/+30.8706+129.7800/+30.8669+129.8000/+30.8661+129.8200/+30.8653+129.8400/+30.8658+129.8600/+30.8663+129.8800/+30.8608+129.9000/+30.8602+129.9200/+30.8615+129.9400/+30.8615+129.9600/+30.8603+129.9800/+30.8600+129.9823/+30.8575+130.0000/+30.8462+130.0200/+30.8400+130.0326/+30.8393+130.0400/+30.8389+130.0600/+30.8382+130.0800/+30.8378+130.1000/+30.8375+130.1200/+30.8371+130.1400/+30.8368+130.1600/+30.8360+130.1800/+30.8344+130.2000/+30.8310+130.2200/+30.8200+130.2353/+30.8200+130.2400/+30.8200+130.2526/+30.8271+130.2600/+30.8297+130.2800/+30.8200+130.2915/+30.8199+130.3000/+30.8017+130.3200/+30.8000+130.3217/+30.7964+130.3200/+30.7800+130.3199/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7601+130.2400/+30.7602+130.2200/+30.7603+130.2000/+30.7603+130.1800/+30.7604+130.1600/+30.7605+130.1400/+30.7604+130.1200/+30.7605+130.1000/+30.7605+130.0800/+30.7606+130.0600/+30.7601+130.0400/+30.7600+130.0361/+30.7568+130.0200/+30.7566+130.0000/+30.7471+129.9800/+30.7493+129.9600/+30.7518+129.9400/+30.7545+129.9200/+30.7565+129.9000/+30.7600+129.8830/+30.7605+129.8800/+30.7632+129.8600/+30.7673+129.8400/+30.7700+129.8200/+30.7729+129.8000/+30.7737+129.7800/+30.7773+129.7600/+30.7800+129.7475/+30.7818+129.7400/+30.7880+129.7200/+30.7965+129.7000/+30.8000+129.6887/+30.8074+129.6800/+30.8200+129.6645/+30.8235+129.6600/+30.8370+129.6400/+30.8400+129.6341/+30.8465+129.6400/+30.8600+129.6552/+30.8609+129.6600/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8153+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7826+130.2800/+30.8000+130.2609/+30.8153+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-09-10T03:00:00+09:00 2026-09-10T06:00:00+09:00 降灰 70 +30.9209+129.7200/+30.9231+129.7400/+30.9231+129.7600/+30.9215+129.7800/+30.9202+129.8000/+30.9200+129.8006/+30.9142+129.8200/+30.9133+129.8400/+30.9117+129.8600/+30.9104+129.8800/+30.9084+129.9000/+30.9000+129.9182/+30.8994+129.9200/+30.8967+129.9400/+30.8944+129.9600/+30.8917+129.9800/+30.8889+130.0000/+30.8800+130.0111/+30.8762+130.0200/+30.8737+130.0400/+30.8693+130.0600/+30.8601+130.0800/+30.8600+130.0802/+30.8586+130.1000/+30.8570+130.1200/+30.8552+130.1400/+30.8509+130.1600/+30.8400+130.1759/+30.8398+130.1800/+30.8394+130.2000/+30.8392+130.2200/+30.8386+130.2400/+30.8360+130.2600/+30.8350+130.2800/+30.8242+130.3000/+30.8200+130.3042/+30.8000+130.3200/+30.7800+130.3198/+30.7603+130.3000/+30.7601+130.2800/+30.7602+130.2600/+30.7603+130.2400/+30.7606+130.2200/+30.7610+130.2000/+30.7617+130.1800/+30.7627+130.1600/+30.7639+130.1400/+30.7659+130.1200/+30.7679+130.1000/+30.7689+130.0800/+30.7741+130.0600/+30.7765+130.0400/+30.7795+130.0200/+30.7800+130.0187/+30.7816+130.0000/+30.7810+129.9800/+30.7828+129.9600/+30.7859+129.9400/+30.7925+129.9200/+30.7968+129.9000/+30.8000+129.8898/+30.8031+129.8800/+30.8077+129.8600/+30.8132+129.8400/+30.8173+129.8200/+30.8200+129.8100/+30.8234+129.8000/+30.8298+129.7800/+30.8377+129.7600/+30.8400+129.7548/+30.8505+129.7400/+30.8600+129.7264/+30.8657+129.7200/+30.8793+129.7000/+30.8800+129.6986/+30.8907+129.6800/+30.9000+129.6658/+30.9095+129.6800/+30.9179+129.7000/+30.9200+129.7132/+30.9209+129.7200/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8144+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7857+130.2800/+30.8000+130.2620/+30.8144+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-09-10T06:00:00+09:00 2026-09-10T09:00:00+09:00 降灰 70 +30.9284+129.7200/+30.9324+129.7400/+30.9337+129.7600/+30.9340+129.7800/+30.9341+129.8000/+30.9322+129.8200/+30.9278+129.8400/+30.9223+129.8600/+30.9200+129.8674/+30.9175+129.8800/+30.9135+129.9000/+30.9114+129.9200/+30.9012+129.9400/+30.9000+129.9423/+30.8968+129.9600/+30.8944+129.9800/+30.8914+130.0000/+30.8800+130.0152/+30.8779+130.0200/+30.8749+130.0400/+30.8722+130.0600/+30.8626+130.0800/+30.8600+130.0846/+30.8585+130.1000/+30.8572+130.1200/+30.8542+130.1400/+30.8489+130.1600/+30.8400+130.1731/+30.8397+130.1800/+30.8393+130.2000/+30.8390+130.2200/+30.8384+130.2400/+30.8353+130.2600/+30.8317+130.2800/+30.8208+130.3000/+30.8200+130.3008/+30.8026+130.3200/+30.8000+130.3226/+30.7957+130.3200/+30.7800+130.3199/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7602+130.2400/+30.7604+130.2200/+30.7607+130.2000/+30.7612+130.1800/+30.7618+130.1600/+30.7625+130.1400/+30.7636+130.1200/+30.7651+130.1000/+30.7666+130.0800/+30.7685+130.0600/+30.7703+130.0400/+30.7717+130.0200/+30.7800+130.0045/+30.7809+130.0000/+30.7800+129.9834/+30.7789+129.9800/+30.7800+129.9775/+30.7831+129.9600/+30.7877+129.9400/+30.7932+129.9200/+30.8000+129.9003/+30.8001+129.9000/+30.8088+129.8800/+30.8147+129.8600/+30.8200+129.8448/+30.8219+129.8400/+30.8275+129.8200/+30.8346+129.8000/+30.8400+129.7876/+30.8451+129.7800/+30.8600+129.7615/+30.8613+129.7600/+30.8746+129.7400/+30.8800+129.7296/+30.8853+129.7200/+30.8971+129.7000/+30.9000+129.6953/+30.9131+129.7000/+30.9200+129.7051/+30.9284+129.7200/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8129+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7858+130.2800/+30.8000+130.2639/+30.8129+130.2800/ 北西 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、９日２１時から２４時までは火口から西方向に降灰が予想されます。 　９日１５時から１０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 　０９日１５時から１８時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０９日１８時から２１時まで　西　　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　０９日２１時から２４時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　１０日００時から０３時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１０日０３時から０６時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１０日０６時から０９時まで　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。