2026-09-09T02:00:00Z 通常 気象庁本庁 気象庁 2026-09-09T11:00:00+09:00 2026-09-09T12:00:00+09:00 2026-09-10T06:00:00+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 2026-09-09T12:00:00+09:00 2026-09-09T15:00:00+09:00 降灰 70 +30.8649+130.1200/+30.8699+130.1400/+30.8732+130.1600/+30.8693+130.1800/+30.8639+130.2000/+30.8600+130.2074/+30.8582+130.2200/+30.8539+130.2400/+30.8400+130.2578/+30.8395+130.2600/+30.8348+130.2800/+30.8200+130.2962/+30.8200+130.3000/+30.8178+130.3200/+30.8000+130.3378/+30.7800+130.3358/+30.7642+130.3200/+30.7601+130.3000/+30.7600+130.2800/+30.7600+130.2779/+30.7430+130.2600/+30.7409+130.2400/+30.7400+130.2280/+30.7328+130.2200/+30.7229+130.2000/+30.7200+130.1833/+30.7173+130.1800/+30.7054+130.1600/+30.7007+130.1400/+30.7000+130.1364/+30.6921+130.1200/+30.6843+130.1000/+30.6800+130.0840/+30.6781+130.0800/+30.6673+130.0600/+30.6654+130.0400/+30.6600+130.0236/+30.6572+130.0200/+30.6539+130.0000/+30.6568+129.9800/+30.6600+129.9662/+30.6800+129.9661/+30.7000+129.9761/+30.7035+129.9800/+30.7200+129.9891/+30.7295+130.0000/+30.7400+130.0126/+30.7461+130.0200/+30.7600+130.0333/+30.7674+130.0400/+30.7800+130.0592/+30.7817+130.0600/+30.8000+130.0639/+30.8200+130.0736/+30.8400+130.0780/+30.8422+130.0800/+30.8464+130.1000/+30.8600+130.1135/+30.8649+130.1200/ 西 30 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8055+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3057/+30.7743+130.3000/+30.7800+130.2863/+30.7865+130.2800/+30.8000+130.2729/+30.8055+130.2800/ 西 3 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 +30.8819+129.7200/+30.8910+129.7400/+30.8928+129.7600/+30.8912+129.7800/+30.8951+129.8000/+30.8944+129.8200/+30.8938+129.8400/+30.8915+129.8600/+30.8889+129.8800/+30.8856+129.9000/+30.8834+129.9200/+30.8800+129.9326/+30.8789+129.9400/+30.8764+129.9600/+30.8743+129.9800/+30.8726+130.0000/+30.8600+130.0155/+30.8582+130.0200/+30.8553+130.0400/+30.8508+130.0600/+30.8482+130.0800/+30.8409+130.1000/+30.8400+130.1022/+30.8396+130.1200/+30.8393+130.1400/+30.8392+130.1600/+30.8391+130.1800/+30.8389+130.2000/+30.8382+130.2200/+30.8353+130.2400/+30.8303+130.2600/+30.8206+130.2800/+30.8200+130.2807/+30.8199+130.3000/+30.8088+130.3200/+30.8000+130.3288/+30.7839+130.3200/+30.7800+130.3200/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7602+130.2400/+30.7605+130.2200/+30.7609+130.2000/+30.7614+130.1800/+30.7623+130.1600/+30.7627+130.1400/+30.7641+130.1200/+30.7656+130.1000/+30.7671+130.0800/+30.7687+130.0600/+30.7712+130.0400/+30.7755+130.0200/+30.7771+130.0000/+30.7733+129.9800/+30.7786+129.9600/+30.7800+129.9548/+30.7812+129.9400/+30.7832+129.9200/+30.7857+129.9000/+30.7847+129.8800/+30.7921+129.8600/+30.8000+129.8463/+30.8024+129.8400/+30.8060+129.8200/+30.8099+129.8000/+30.8162+129.7800/+30.8200+129.7682/+30.8230+129.7600/+30.8299+129.7400/+30.8361+129.7200/+30.8400+129.7087/+30.8505+129.7000/+30.8600+129.6918/+30.8679+129.7000/+30.8800+129.7167/+30.8819+129.7200/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8136+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7852+130.2800/+30.8000+130.2626/+30.8136+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 +30.9248+129.6200/+30.9278+129.6400/+30.9285+129.6600/+30.9278+129.6800/+30.9273+129.7000/+30.9260+129.7200/+30.9248+129.7400/+30.9230+129.7600/+30.9204+129.7800/+30.9200+129.7831/+30.9179+129.8000/+30.9079+129.8200/+30.9056+129.8400/+30.9030+129.8600/+30.9000+129.8776/+30.8995+129.8800/+30.8961+129.9000/+30.8861+129.9200/+30.8836+129.9400/+30.8800+129.9560/+30.8796+129.9600/+30.8773+129.9800/+30.8752+130.0000/+30.8600+130.0151/+30.8581+130.0200/+30.8573+130.0400/+30.8561+130.0600/+30.8531+130.0800/+30.8480+130.1000/+30.8400+130.1123/+30.8397+130.1200/+30.8393+130.1400/+30.8392+130.1600/+30.8391+130.1800/+30.8389+130.2000/+30.8382+130.2200/+30.8355+130.2400/+30.8273+130.2600/+30.8200+130.2782/+30.8200+130.2800/+30.8199+130.3000/+30.8000+130.3199/+30.7800+130.3197/+30.7603+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7602+130.2400/+30.7604+130.2200/+30.7608+130.2000/+30.7613+130.1800/+30.7622+130.1600/+30.7639+130.1400/+30.7655+130.1200/+30.7674+130.1000/+30.7726+130.0800/+30.7800+130.0608/+30.7800+130.0600/+30.7805+130.0400/+30.7810+130.0200/+30.7822+130.0000/+30.7814+129.9800/+30.7825+129.9600/+30.7841+129.9400/+30.7866+129.9200/+30.7900+129.9000/+30.7947+129.8800/+30.8000+129.8680/+30.8016+129.8600/+30.8063+129.8400/+30.8086+129.8200/+30.8113+129.8000/+30.8154+129.7800/+30.8200+129.7644/+30.8215+129.7600/+30.8282+129.7400/+30.8351+129.7200/+30.8400+129.7091/+30.8457+129.7000/+30.8542+129.6800/+30.8600+129.6671/+30.8629+129.6600/+30.8703+129.6400/+30.8779+129.6200/+30.8800+129.6149/+30.8862+129.6000/+30.8949+129.5800/+30.9000+129.5700/+30.9096+129.5800/+30.9199+129.6000/+30.9200+129.6004/+30.9248+129.6200/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8004+130.2600/+30.8156+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7830+130.2800/+30.7994+130.2600/+30.8000+130.2593/+30.8004+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 +30.8648+129.6400/+30.8681+129.6600/+30.8695+129.6800/+30.8708+129.7000/+30.8722+129.7200/+30.8733+129.7400/+30.8738+129.7600/+30.8739+129.7800/+30.8676+129.8000/+30.8671+129.8200/+30.8666+129.8400/+30.8656+129.8600/+30.8647+129.8800/+30.8600+129.8992/+30.8599+129.9000/+30.8595+129.9200/+30.8593+129.9400/+30.8589+129.9600/+30.8584+129.9800/+30.8541+130.0000/+30.8424+130.0200/+30.8400+130.0273/+30.8393+130.0400/+30.8381+130.0600/+30.8377+130.0800/+30.8368+130.1000/+30.8362+130.1200/+30.8355+130.1400/+30.8351+130.1600/+30.8334+130.1800/+30.8295+130.2000/+30.8200+130.2186/+30.8200+130.2200/+30.8199+130.2400/+30.8199+130.2600/+30.8200+130.2800/+30.8199+130.3000/+30.8000+130.3199/+30.7800+130.3198/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7601+130.2400/+30.7602+130.2200/+30.7602+130.2000/+30.7603+130.1800/+30.7602+130.1600/+30.7602+130.1400/+30.7602+130.1200/+30.7601+130.1000/+30.7600+130.0800/+30.7602+130.0600/+30.7600+130.0419/+30.7597+130.0400/+30.7598+130.0200/+30.7556+130.0000/+30.7470+129.9800/+30.7486+129.9600/+30.7511+129.9400/+30.7549+129.9200/+30.7574+129.9000/+30.7600+129.8913/+30.7623+129.8800/+30.7651+129.8600/+30.7687+129.8400/+30.7703+129.8200/+30.7721+129.8000/+30.7719+129.7800/+30.7755+129.7600/+30.7800+129.7405/+30.7801+129.7400/+30.7866+129.7200/+30.7960+129.7000/+30.8000+129.6853/+30.8030+129.6800/+30.8133+129.6600/+30.8200+129.6482/+30.8245+129.6400/+30.8381+129.6200/+30.8400+129.6172/+30.8487+129.6200/+30.8600+129.6246/+30.8648+129.6400/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8155+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7812+130.2800/+30.8000+130.2606/+30.8155+130.2800/ 北西 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 +30.8677+129.7200/+30.8737+129.7400/+30.8766+129.7600/+30.8776+129.7800/+30.8752+129.8000/+30.8733+129.8200/+30.8716+129.8400/+30.8707+129.8600/+30.8700+129.8800/+30.8684+129.9000/+30.8680+129.9200/+30.8668+129.9400/+30.8648+129.9600/+30.8614+129.9800/+30.8600+129.9901/+30.8591+130.0000/+30.8493+130.0200/+30.8445+130.0400/+30.8400+130.0551/+30.8398+130.0600/+30.8382+130.0800/+30.8378+130.1000/+30.8373+130.1200/+30.8365+130.1400/+30.8363+130.1600/+30.8351+130.1800/+30.8327+130.2000/+30.8251+130.2200/+30.8200+130.2273/+30.8199+130.2400/+30.8199+130.2600/+30.8200+130.2800/+30.8199+130.3000/+30.8000+130.3200/+30.7800+130.3199/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7601+130.2400/+30.7601+130.2200/+30.7600+130.2007/+30.7594+130.2000/+30.7520+130.1800/+30.7492+130.1600/+30.7477+130.1400/+30.7474+130.1200/+30.7466+130.1000/+30.7464+130.0800/+30.7469+130.0600/+30.7490+130.0400/+30.7492+130.0200/+30.7508+130.0000/+30.7465+129.9800/+30.7490+129.9600/+30.7526+129.9400/+30.7574+129.9200/+30.7600+129.9092/+30.7615+129.9000/+30.7650+129.8800/+30.7671+129.8600/+30.7701+129.8400/+30.7747+129.8200/+30.7800+129.8031/+30.7812+129.8000/+30.7846+129.7800/+30.7920+129.7600/+30.8000+129.7411/+30.8010+129.7400/+30.8170+129.7200/+30.8200+129.7165/+30.8347+129.7000/+30.8400+129.6919/+30.8567+129.7000/+30.8600+129.7013/+30.8677+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/+30.7800+130.2812/+30.7788+130.2800/+30.7800+130.2779/+30.8000+130.2625/+30.8144+130.2800/ 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 +30.9024+129.7200/+30.9066+129.7400/+30.9097+129.7600/+30.9119+129.7800/+30.9125+129.8000/+30.9110+129.8200/+30.9121+129.8400/+30.9093+129.8600/+30.9068+129.8800/+30.9068+129.9000/+30.9031+129.9200/+30.9001+129.9400/+30.9000+129.9404/+30.8981+129.9600/+30.8961+129.9800/+30.8935+130.0000/+30.8851+130.0200/+30.8800+130.0306/+30.8785+130.0400/+30.8757+130.0600/+30.8736+130.0800/+30.8695+130.1000/+30.8600+130.1168/+30.8596+130.1200/+30.8581+130.1400/+30.8566+130.1600/+30.8538+130.1800/+30.8401+130.2000/+30.8400+130.2001/+30.8396+130.2200/+30.8395+130.2400/+30.8400+130.2562/+30.8485+130.2600/+30.8521+130.2800/+30.8400+130.2917/+30.8343+130.3000/+30.8200+130.3138/+30.8142+130.3200/+30.8000+130.3342/+30.7800+130.3261/+30.7739+130.3200/+30.7602+130.3000/+30.7601+130.2800/+30.7602+130.2600/+30.7604+130.2400/+30.7607+130.2200/+30.7611+130.2000/+30.7616+130.1800/+30.7621+130.1600/+30.7630+130.1400/+30.7644+130.1200/+30.7667+130.1000/+30.7680+130.0800/+30.7726+130.0600/+30.7728+130.0400/+30.7720+130.0200/+30.7780+130.0000/+30.7800+129.9817/+30.7801+129.9800/+30.7822+129.9600/+30.7857+129.9400/+30.7909+129.9200/+30.7966+129.9000/+30.8000+129.8898/+30.8035+129.8800/+30.8086+129.8600/+30.8138+129.8400/+30.8162+129.8200/+30.8191+129.8000/+30.8200+129.7966/+30.8259+129.7800/+30.8326+129.7600/+30.8400+129.7432/+30.8434+129.7400/+30.8600+129.7243/+30.8800+129.7201/+30.8805+129.7200/+30.9000+129.7111/+30.9024+129.7200/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8132+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7815+130.2800/+30.8000+130.2633/+30.8132+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１２時から１０日６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１２時から１５時まで　西　　　　　　　３０ｋｍ　　３ｋｍ　　　　　 　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　　　　　 　 　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。