2026-09-09T14:00:00Z 通常 気象庁本庁 気象庁 2026-09-09T23:00:00+09:00 2026-09-10T00:00:00+09:00 2026-09-10T18:00:00+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、１０日０９時から１２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 2026-09-10T00:00:00+09:00 2026-09-10T03:00:00+09:00 降灰 70 +30.8606+129.7000/+30.8626+129.7200/+30.8643+129.7400/+30.8659+129.7600/+30.8676+129.7800/+30.8647+129.8000/+30.8650+129.8200/+30.8652+129.8400/+30.8644+129.8600/+30.8637+129.8800/+30.8600+129.8894/+30.8564+129.9000/+30.8540+129.9200/+30.8526+129.9400/+30.8523+129.9600/+30.8532+129.9800/+30.8426+130.0000/+30.8400+130.0107/+30.8397+130.0200/+30.8381+130.0400/+30.8381+130.0600/+30.8373+130.0800/+30.8367+130.1000/+30.8359+130.1200/+30.8368+130.1400/+30.8358+130.1600/+30.8351+130.1800/+30.8335+130.2000/+30.8310+130.2200/+30.8243+130.2400/+30.8200+130.2503/+30.8200+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/+30.7600+130.2247/+30.7557+130.2200/+30.7455+130.2000/+30.7436+130.1800/+30.7429+130.1600/+30.7428+130.1400/+30.7431+130.1200/+30.7428+130.1000/+30.7429+130.0800/+30.7428+130.0600/+30.7430+130.0400/+30.7425+130.0200/+30.7433+130.0000/+30.7400+129.9851/+30.7367+129.9800/+30.7396+129.9600/+30.7400+129.9571/+30.7414+129.9400/+30.7430+129.9200/+30.7447+129.9000/+30.7460+129.8800/+30.7515+129.8600/+30.7600+129.8401/+30.7600+129.8400/+30.7633+129.8200/+30.7668+129.8000/+30.7685+129.7800/+30.7731+129.7600/+30.7781+129.7400/+30.7800+129.7325/+30.7836+129.7200/+30.7910+129.7000/+30.7997+129.6800/+30.8000+129.6794/+30.8200+129.6719/+30.8400+129.6602/+30.8531+129.6800/+30.8600+129.6961/+30.8606+129.7000/ 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/+30.7800+130.2857/+30.7743+130.2800/+30.7800+130.2710/+30.8000+130.2606/+30.8153+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 +30.9407+129.8000/+30.9406+129.8200/+30.9400+129.8247/+30.9381+129.8400/+30.9352+129.8600/+30.9326+129.8800/+30.9259+129.9000/+30.9200+129.9192/+30.9199+129.9200/+30.9144+129.9400/+30.9074+129.9600/+30.9000+129.9758/+30.8993+129.9800/+30.8958+130.0000/+30.8882+130.0200/+30.8800+130.0343/+30.8789+130.0400/+30.8764+130.0600/+30.8722+130.0800/+30.8645+130.1000/+30.8600+130.1074/+30.8590+130.1200/+30.8576+130.1400/+30.8549+130.1600/+30.8467+130.1800/+30.8400+130.1886/+30.8396+130.2000/+30.8393+130.2200/+30.8389+130.2400/+30.8370+130.2600/+30.8333+130.2800/+30.8200+130.2989/+30.8200+130.3000/+30.8095+130.3200/+30.8000+130.3295/+30.7832+130.3200/+30.7800+130.3200/+30.7602+130.3000/+30.7601+130.2800/+30.7602+130.2600/+30.7603+130.2400/+30.7607+130.2200/+30.7614+130.2000/+30.7628+130.1800/+30.7650+130.1600/+30.7702+130.1400/+30.7795+130.1200/+30.7800+130.1185/+30.7806+130.1000/+30.7815+130.0800/+30.7833+130.0600/+30.7851+130.0400/+30.7883+130.0200/+30.7967+130.0000/+30.7938+129.9800/+30.7978+129.9600/+30.8000+129.9527/+30.8034+129.9400/+30.8119+129.9200/+30.8195+129.9000/+30.8200+129.8979/+30.8242+129.8800/+30.8312+129.8600/+30.8400+129.8423/+30.8412+129.8400/+30.8477+129.8200/+30.8555+129.8000/+30.8600+129.7907/+30.8684+129.7800/+30.8800+129.7605/+30.8803+129.7600/+30.8920+129.7400/+30.9000+129.7273/+30.9167+129.7400/+30.9200+129.7439/+30.9290+129.7600/+30.9362+129.7800/+30.9400+129.7962/+30.9407+129.8000/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8145+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7846+130.2800/+30.8000+130.2625/+30.8145+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 +30.9024+129.8600/+30.9037+129.8800/+30.9042+129.9000/+30.9053+129.9200/+30.9009+129.9400/+30.9000+129.9425/+30.8969+129.9600/+30.8932+129.9800/+30.8890+130.0000/+30.8800+130.0135/+30.8775+130.0200/+30.8738+130.0400/+30.8690+130.0600/+30.8600+130.0737/+30.8587+130.0800/+30.8580+130.1000/+30.8564+130.1200/+30.8542+130.1400/+30.8512+130.1600/+30.8416+130.1800/+30.8400+130.1823/+30.8395+130.2000/+30.8391+130.2200/+30.8388+130.2400/+30.8377+130.2600/+30.8328+130.2800/+30.8200+130.2939/+30.8200+130.3000/+30.8180+130.3200/+30.8000+130.3379/+30.7800+130.3343/+30.7657+130.3200/+30.7601+130.3000/+30.7601+130.2800/+30.7602+130.2600/+30.7604+130.2400/+30.7608+130.2200/+30.7614+130.2000/+30.7623+130.1800/+30.7634+130.1600/+30.7650+130.1400/+30.7675+130.1200/+30.7697+130.1000/+30.7740+130.0800/+30.7800+130.0604/+30.7800+130.0600/+30.7809+130.0400/+30.7832+130.0200/+30.7837+130.0000/+30.7861+129.9800/+30.7908+129.9600/+30.7973+129.9400/+30.8000+129.9332/+30.8065+129.9200/+30.8141+129.9000/+30.8200+129.8848/+30.8221+129.8800/+30.8339+129.8600/+30.8400+129.8531/+30.8600+129.8413/+30.8616+129.8400/+30.8742+129.8200/+30.8800+129.8112/+30.8893+129.8200/+30.8995+129.8400/+30.9000+129.8423/+30.9024+129.8600/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8067+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7922+130.2800/+30.8000+130.2718/+30.8067+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-09-10T09:00:00+09:00 2026-09-10T12:00:00+09:00 降灰 70 +30.9668+129.9000/+30.9753+129.9200/+30.9728+129.9400/+30.9684+129.9600/+30.9645+129.9800/+30.9600+129.9891/+30.9563+130.0000/+30.9506+130.0200/+30.9445+130.0400/+30.9400+130.0454/+30.9339+130.0600/+30.9200+130.0787/+30.9193+130.0800/+30.9113+130.1000/+30.9000+130.1164/+30.8988+130.1200/+30.8941+130.1400/+30.8800+130.1596/+30.8799+130.1600/+30.8757+130.1800/+30.8600+130.1992/+30.8599+130.2000/+30.8580+130.2200/+30.8491+130.2400/+30.8400+130.2495/+30.8397+130.2600/+30.8392+130.2800/+30.8296+130.3000/+30.8200+130.3097/+30.8193+130.3200/+30.8000+130.3393/+30.7800+130.3376/+30.7624+130.3200/+30.7601+130.3000/+30.7602+130.2800/+30.7609+130.2600/+30.7684+130.2400/+30.7800+130.2269/+30.7802+130.2200/+30.7807+130.2000/+30.7820+130.1800/+30.7846+130.1600/+30.7909+130.1400/+30.8000+130.1233/+30.8005+130.1200/+30.8051+130.1000/+30.8104+130.0800/+30.8200+130.0623/+30.8208+130.0600/+30.8275+130.0400/+30.8366+130.0200/+30.8400+130.0132/+30.8455+130.0000/+30.8571+129.9800/+30.8600+129.9742/+30.8717+129.9600/+30.8800+129.9513/+30.8948+129.9400/+30.9000+129.9345/+30.9133+129.9200/+30.9200+129.9074/+30.9367+129.9000/+30.9400+129.8984/+30.9600+129.8881/+30.9668+129.9000/ 西 40 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/+30.7812+130.3000/+30.8000+130.2801/+30.8188+130.3000/ 北西 1 鹿児島県三島村 4630300 2026-09-10T12:00:00+09:00 2026-09-10T15:00:00+09:00 降灰 70 +31.0292+129.8400/+31.0297+129.8600/+31.0263+129.8800/+31.0202+129.9000/+31.0200+129.9008/+31.0134+129.9200/+31.0025+129.9400/+31.0000+129.9438/+30.9948+129.9600/+30.9843+129.9800/+30.9800+129.9869/+30.9729+130.0000/+30.9600+130.0158/+30.9583+130.0200/+30.9491+130.0400/+30.9400+130.0490/+30.9305+130.0600/+30.9200+130.0747/+30.9184+130.0800/+30.9103+130.1000/+30.9000+130.1123/+30.8979+130.1200/+30.8908+130.1400/+30.8800+130.1527/+30.8787+130.1600/+30.8741+130.1800/+30.8600+130.1958/+30.8595+130.2000/+30.8581+130.2200/+30.8411+130.2400/+30.8400+130.2411/+30.8398+130.2600/+30.8395+130.2800/+30.8377+130.3000/+30.8200+130.3173/+30.8184+130.3200/+30.8000+130.3383/+30.7800+130.3334/+30.7666+130.3200/+30.7602+130.3000/+30.7603+130.2800/+30.7609+130.2600/+30.7678+130.2400/+30.7800+130.2269/+30.7802+130.2200/+30.7807+130.2000/+30.7818+130.1800/+30.7847+130.1600/+30.7934+130.1400/+30.8000+130.1302/+30.8013+130.1200/+30.8039+130.1000/+30.8097+130.0800/+30.8200+130.0618/+30.8207+130.0600/+30.8272+130.0400/+30.8335+130.0200/+30.8400+130.0102/+30.8446+130.0000/+30.8530+129.9800/+30.8600+129.9676/+30.8652+129.9600/+30.8800+129.9413/+30.8811+129.9400/+30.8969+129.9200/+30.9000+129.9145/+30.9089+129.9000/+30.9200+129.8897/+30.9289+129.8800/+30.9400+129.8602/+30.9401+129.8600/+30.9582+129.8400/+30.9600+129.8378/+30.9800+129.8270/+30.9897+129.8200/+31.0000+129.8108/+31.0174+129.8200/+31.0200+129.8226/+31.0292+129.8400/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8110+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7919+130.2800/+30.8000+130.2701/+30.8110+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-09-10T15:00:00+09:00 2026-09-10T18:00:00+09:00 降灰 70 +31.0097+129.8400/+31.0092+129.8600/+31.0077+129.8800/+31.0000+129.8968/+30.9988+129.9000/+30.9940+129.9200/+30.9879+129.9400/+30.9800+129.9552/+30.9776+129.9600/+30.9665+129.9800/+30.9600+129.9887/+30.9562+130.0000/+30.9491+130.0200/+30.9400+130.0359/+30.9377+130.0400/+30.9200+130.0576/+30.9190+130.0600/+30.9131+130.0800/+30.9000+130.0999/+30.9000+130.1000/+30.8934+130.1200/+30.8800+130.1387/+30.8797+130.1400/+30.8764+130.1600/+30.8667+130.1800/+30.8600+130.1872/+30.8588+130.2000/+30.8560+130.2200/+30.8400+130.2375/+30.8399+130.2400/+30.8397+130.2600/+30.8393+130.2800/+30.8364+130.3000/+30.8200+130.3164/+30.8181+130.3200/+30.8000+130.3381/+30.7800+130.3325/+30.7675+130.3200/+30.7602+130.3000/+30.7602+130.2800/+30.7606+130.2600/+30.7633+130.2400/+30.7800+130.2200/+30.7804+130.2000/+30.7810+130.1800/+30.7822+130.1600/+30.7849+130.1400/+30.7916+130.1200/+30.8000+130.1034/+30.8004+130.1000/+30.8021+130.0800/+30.8068+130.0600/+30.8185+130.0400/+30.8200+130.0348/+30.8226+130.0200/+30.8316+130.0000/+30.8400+129.9830/+30.8414+129.9800/+30.8511+129.9600/+30.8600+129.9461/+30.8651+129.9400/+30.8800+129.9251/+30.8879+129.9200/+30.8946+129.9000/+30.9000+129.8922/+30.9112+129.8800/+30.9200+129.8701/+30.9328+129.8600/+30.9400+129.8543/+30.9581+129.8400/+30.9600+129.8380/+30.9800+129.8329/+31.0000+129.8265/+31.0097+129.8400/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8091+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7931+130.2800/+30.8000+130.2716/+30.8091+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、１０日０９時から１２時までは火口から西方向に降灰が予想されます。 　１０日０時から１０日１８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 　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　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１０日０９時から１２時まで　西　　　　　　　４０ｋｍ　　１ｋｍ　　　　　 　１０日１２時から１５時まで　北西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１０日１５時から１８時まで　西　　　　　　　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 　 　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。