2026-09-09T11:00:00Z 通常 気象庁本庁 気象庁 2026-09-09T20:00:00+09:00 2026-09-09T21:00:00+09:00 2026-09-10T15:00:00+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、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 2026-09-09T21:00:00+09:00 2026-09-10T00:00:00+09:00 降灰 70 +30.8605+129.6600/+30.8616+129.6800/+30.8626+129.7000/+30.8654+129.7200/+30.8676+129.7400/+30.8683+129.7600/+30.8678+129.7800/+30.8633+129.8000/+30.8613+129.8200/+30.8600+129.8331/+30.8593+129.8400/+30.8584+129.8600/+30.8576+129.8800/+30.8511+129.9000/+30.8468+129.9200/+30.8436+129.9400/+30.8400+129.9571/+30.8399+129.9600/+30.8389+129.9800/+30.8349+130.0000/+30.8328+130.0200/+30.8316+130.0400/+30.8287+130.0600/+30.8267+130.0800/+30.8248+130.1000/+30.8200+130.1136/+30.8199+130.1200/+30.8195+130.1400/+30.8196+130.1600/+30.8196+130.1800/+30.8197+130.2000/+30.8198+130.2200/+30.8199+130.2400/+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+130.2280/+30.7527+130.2200/+30.7444+130.2000/+30.7427+130.1800/+30.7422+130.1600/+30.7421+130.1400/+30.7422+130.1200/+30.7424+130.1000/+30.7426+130.0800/+30.7423+130.0600/+30.7426+130.0400/+30.7423+130.0200/+30.7428+130.0000/+30.7400+129.9890/+30.7325+129.9800/+30.7349+129.9600/+30.7381+129.9400/+30.7400+129.9300/+30.7413+129.9200/+30.7430+129.9000/+30.7408+129.8800/+30.7442+129.8600/+30.7488+129.8400/+30.7543+129.8200/+30.7600+129.8050/+30.7617+129.8000/+30.7648+129.7800/+30.7686+129.7600/+30.7731+129.7400/+30.7793+129.7200/+30.7800+129.7181/+30.7874+129.7000/+30.7911+129.6800/+30.7955+129.6600/+30.8000+129.6479/+30.8143+129.6400/+30.8200+129.6369/+30.8400+129.6210/+30.8547+129.6400/+30.8600+129.6560/+30.8605+129.6600/ 西 60 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/+30.7800+130.3059/+30.7741+130.3000/+30.7736+130.2800/+30.7800+130.2678/+30.8000+130.2602/+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 +30.8451+129.7200/+30.8523+129.7400/+30.8561+129.7600/+30.8576+129.7800/+30.8575+129.8000/+30.8576+129.8200/+30.8577+129.8400/+30.8570+129.8600/+30.8562+129.8800/+30.8528+129.9000/+30.8540+129.9200/+30.8540+129.9400/+30.8532+129.9600/+30.8515+129.9800/+30.8510+130.0000/+30.8483+130.0200/+30.8503+130.0400/+30.8478+130.0600/+30.8432+130.0800/+30.8404+130.1000/+30.8400+130.1018/+30.8396+130.1200/+30.8393+130.1400/+30.8393+130.1600/+30.8395+130.1800/+30.8400+130.1945/+30.8415+130.2000/+30.8400+130.2058/+30.8395+130.2200/+30.8365+130.2400/+30.8339+130.2600/+30.8313+130.2800/+30.8200+130.2939/+30.8199+130.3000/+30.8000+130.3200/+30.7800+130.3199/+30.7603+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7600+130.2436/+30.7565+130.2400/+30.7438+130.2200/+30.7421+130.2000/+30.7418+130.1800/+30.7416+130.1600/+30.7415+130.1400/+30.7410+130.1200/+30.7403+130.1000/+30.7401+130.0800/+30.7400+130.0776/+30.7358+130.0600/+30.7352+130.0400/+30.7337+130.0200/+30.7331+130.0000/+30.7276+129.9800/+30.7287+129.9600/+30.7302+129.9400/+30.7324+129.9200/+30.7324+129.9000/+30.7326+129.8800/+30.7357+129.8600/+30.7400+129.8409/+30.7402+129.8400/+30.7439+129.8200/+30.7483+129.8000/+30.7533+129.7800/+30.7595+129.7600/+30.7600+129.7584/+30.7658+129.7400/+30.7737+129.7200/+30.7800+129.7068/+30.7837+129.7000/+30.7875+129.6800/+30.7915+129.6600/+30.7960+129.6400/+30.8000+129.6233/+30.8122+129.6400/+30.8200+129.6542/+30.8227+129.6600/+30.8287+129.6800/+30.8328+129.7000/+30.8400+129.7090/+30.8451+129.7200/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8158+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3102/+30.7698+130.3000/+30.7698+130.2800/+30.7800+130.2645/+30.8000+130.2601/+30.8158+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 +30.9204+129.7800/+30.9208+129.8000/+30.9200+129.8017/+30.9136+129.8200/+30.9112+129.8400/+30.9094+129.8600/+30.9077+129.8800/+30.9037+129.9000/+30.9000+129.9052/+30.8933+129.9200/+30.8908+129.9400/+30.8885+129.9600/+30.8858+129.9800/+30.8825+130.0000/+30.8800+130.0031/+30.8724+130.0200/+30.8636+130.0400/+30.8600+130.0555/+30.8597+130.0600/+30.8576+130.0800/+30.8562+130.1000/+30.8539+130.1200/+30.8476+130.1400/+30.8400+130.1541/+30.8397+130.1600/+30.8390+130.1800/+30.8386+130.2000/+30.8381+130.2200/+30.8367+130.2400/+30.8336+130.2600/+30.8337+130.2800/+30.8200+130.2984/+30.8200+130.3000/+30.8000+130.3200/+30.7800+130.3198/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7601+130.2400/+30.7601+130.2200/+30.7600+130.2006/+30.7596+130.2000/+30.7551+130.1800/+30.7535+130.1600/+30.7520+130.1400/+30.7540+130.1200/+30.7550+130.1000/+30.7582+130.0800/+30.7587+130.0600/+30.7600+130.0572/+30.7622+130.0400/+30.7628+130.0200/+30.7652+130.0000/+30.7631+129.9800/+30.7681+129.9600/+30.7751+129.9400/+30.7800+129.9279/+30.7815+129.9200/+30.7869+129.9000/+30.7909+129.8800/+30.8000+129.8626/+30.8011+129.8600/+30.8104+129.8400/+30.8140+129.8200/+30.8184+129.8000/+30.8200+129.7960/+30.8277+129.7800/+30.8368+129.7600/+30.8400+129.7533/+30.8508+129.7400/+30.8600+129.7282/+30.8699+129.7200/+30.8800+129.7096/+30.8877+129.7000/+30.8945+129.6800/+30.9000+129.6634/+30.9046+129.6800/+30.9091+129.7000/+30.9146+129.7200/+30.9182+129.7400/+30.9199+129.7600/+30.9200+129.7636/+30.9204+129.7800/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8175+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3002/+30.7798+130.3000/+30.7793+130.2800/+30.7800+130.2787/+30.8000+130.2622/+30.8175+130.2800/ 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 +30.9004+129.7800/+30.9009+129.8000/+30.9066+129.8200/+30.9106+129.8400/+30.9113+129.8600/+30.9119+129.8800/+30.9080+129.9000/+30.9035+129.9200/+30.9034+129.9400/+30.9000+129.9594/+30.8999+129.9600/+30.8969+129.9800/+30.8952+130.0000/+30.8894+130.0200/+30.8871+130.0400/+30.8800+130.0570/+30.8795+130.0600/+30.8766+130.0800/+30.8731+130.1000/+30.8650+130.1200/+30.8600+130.1270/+30.8584+130.1400/+30.8564+130.1600/+30.8534+130.1800/+30.8400+130.1994/+30.8400+130.2000/+30.8395+130.2200/+30.8393+130.2400/+30.8390+130.2600/+30.8390+130.2800/+30.8344+130.3000/+30.8200+130.3137/+30.8159+130.3200/+30.8000+130.3359/+30.7800+130.3289/+30.7711+130.3200/+30.7602+130.3000/+30.7601+130.2800/+30.7602+130.2600/+30.7603+130.2400/+30.7604+130.2200/+30.7606+130.2000/+30.7608+130.1800/+30.7612+130.1600/+30.7611+130.1400/+30.7613+130.1200/+30.7624+130.1000/+30.7626+130.0800/+30.7631+130.0600/+30.7627+130.0400/+30.7635+130.0200/+30.7685+130.0000/+30.7673+129.9800/+30.7731+129.9600/+30.7772+129.9400/+30.7779+129.9200/+30.7800+129.9164/+30.7946+129.9000/+30.8000+129.8919/+30.8080+129.8800/+30.8138+129.8600/+30.8200+129.8463/+30.8238+129.8400/+30.8289+129.8200/+30.8336+129.8000/+30.8400+129.7895/+30.8535+129.7800/+30.8600+129.7728/+30.8800+129.7748/+30.9000+129.7782/+30.9004+129.7800/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8144+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7814+130.2800/+30.8000+130.2635/+30.8144+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 +30.9038+129.7600/+30.9081+129.7800/+30.9079+129.8000/+30.9127+129.8200/+30.9129+129.8400/+30.9108+129.8600/+30.9097+129.8800/+30.9096+129.9000/+30.9086+129.9200/+30.9047+129.9400/+30.9000+129.9528/+30.8989+129.9600/+30.8951+129.9800/+30.8923+130.0000/+30.8809+130.0200/+30.8800+130.0232/+30.8783+130.0400/+30.8748+130.0600/+30.8704+130.0800/+30.8630+130.1000/+30.8600+130.1058/+30.8587+130.1200/+30.8569+130.1400/+30.8549+130.1600/+30.8483+130.1800/+30.8400+130.1908/+30.8396+130.2000/+30.8393+130.2200/+30.8392+130.2400/+30.8400+130.2475/+30.8600+130.2527/+30.8669+130.2600/+30.8600+130.2661/+30.8536+130.2800/+30.8400+130.2928/+30.8348+130.3000/+30.8200+130.3141/+30.8181+130.3200/+30.8000+130.3381/+30.7800+130.3349/+30.7651+130.3200/+30.7601+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7602+130.2400/+30.7605+130.2200/+30.7607+130.2000/+30.7610+130.1800/+30.7613+130.1600/+30.7621+130.1400/+30.7629+130.1200/+30.7646+130.1000/+30.7668+130.0800/+30.7699+130.0600/+30.7781+130.0400/+30.7800+130.0329/+30.7813+130.0200/+30.7862+130.0000/+30.7864+129.9800/+30.7905+129.9600/+30.7981+129.9400/+30.8000+129.9364/+30.8093+129.9200/+30.8200+129.9017/+30.8209+129.9000/+30.8296+129.8800/+30.8379+129.8600/+30.8400+129.8561/+30.8511+129.8400/+30.8579+129.8200/+30.8600+129.8137/+30.8646+129.8000/+30.8800+129.7839/+30.8871+129.7800/+30.8954+129.7600/+30.9000+129.7508/+30.9038+129.7600/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8098+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7870+130.2800/+30.8000+130.2682/+30.8098+130.2800/ 北西 3 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 +30.9815+129.8400/+30.9800+129.8550/+30.9796+129.8600/+30.9780+129.8800/+30.9720+129.9000/+30.9640+129.9200/+30.9600+129.9249/+30.9551+129.9400/+30.9507+129.9600/+30.9458+129.9800/+30.9400+129.9944/+30.9382+130.0000/+30.9320+130.0200/+30.9200+130.0322/+30.9164+130.0400/+30.9105+130.0600/+30.9000+130.0787/+30.8997+130.0800/+30.8937+130.1000/+30.8848+130.1200/+30.8800+130.1259/+30.8776+130.1400/+30.8730+130.1600/+30.8600+130.1760/+30.8595+130.1800/+30.8579+130.2000/+30.8516+130.2200/+30.8400+130.2333/+30.8398+130.2400/+30.8399+130.2600/+30.8400+130.2627/+30.8552+130.2800/+30.8400+130.2990/+30.8399+130.3000/+30.8200+130.3178/+30.8182+130.3200/+30.8000+130.3380/+30.7800+130.3321/+30.7679+130.3200/+30.7602+130.3000/+30.7602+130.2800/+30.7603+130.2600/+30.7609+130.2400/+30.7629+130.2200/+30.7679+130.2000/+30.7800+130.1807/+30.7800+130.1800/+30.7807+130.1600/+30.7815+130.1400/+30.7834+130.1200/+30.7859+130.1000/+30.7898+130.0800/+30.7946+130.0600/+30.8000+130.0517/+30.8042+130.0400/+30.8074+130.0200/+30.8122+130.0000/+30.8200+129.9848/+30.8232+129.9800/+30.8310+129.9600/+30.8400+129.9452/+30.8426+129.9400/+30.8565+129.9200/+30.8600+129.9135/+30.8685+129.9000/+30.8800+129.8860/+30.8845+129.8800/+30.8927+129.8600/+30.9000+129.8473/+30.9054+129.8400/+30.9195+129.8200/+30.9200+129.8194/+30.9370+129.8000/+30.9400+129.7963/+30.9600+129.7893/+30.9760+129.8000/+30.9787+129.8200/+30.9800+129.8292/+30.9815+129.8400/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8113+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7907+130.2800/+30.8000+130.2683/+30.8113+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、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。 　９日２１時から１０日１５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２１時から２４時まで　西　　　　　　　６０ｋｍ　　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　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１０日０９時から１２時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１０日１２時から１５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。