2026-10-10T14:00:00Z 通常 気象庁本庁 気象庁 2026-10-10T23:00:00+09:00 2026-10-11T00:00:00+09:00 2026-10-11T18:00:00+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、１１日０９時から１２時までは火口から北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 2026-10-11T00:00:00+09:00 2026-10-11T03:00:00+09:00 降灰 70 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北西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8151+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7870+130.2800/+30.8000+130.2640/+30.8151+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-11T03:00:00+09:00 2026-10-11T06:00:00+09:00 降灰 70 +31.0296+129.7800/+31.0324+129.8000/+31.0271+129.8200/+31.0230+129.8400/+31.0200+129.8462/+31.0140+129.8600/+31.0028+129.8800/+31.0000+129.8846/+30.9955+129.9000/+30.9907+129.9200/+30.9846+129.9400/+30.9800+129.9467/+30.9692+129.9600/+30.9600+129.9730/+30.9584+129.9800/+30.9542+130.0000/+30.9487+130.0200/+30.9400+130.0359/+30.9379+130.0400/+30.9235+130.0600/+30.9200+130.0644/+30.9157+130.0800/+30.9037+130.1000/+30.9000+130.1057/+30.8984+130.1200/+30.8939+130.1400/+30.8800+130.1573/+30.8796+130.1600/+30.8778+130.1800/+30.8662+130.2000/+30.8600+130.2065/+30.8595+130.2200/+30.8575+130.2400/+30.8400+130.2583/+30.8400+130.2600/+30.8398+130.2800/+30.8382+130.3000/+30.8200+130.3158/+30.8134+130.3200/+30.8000+130.3321/+30.7823+130.3200/+30.7800+130.3199/+30.7603+130.3000/+30.7607+130.2800/+30.7800+130.2602/+30.7800+130.2600/+30.7802+130.2400/+30.7807+130.2200/+30.7830+130.2000/+30.7925+130.1800/+30.8000+130.1697/+30.8007+130.1600/+30.8028+130.1400/+30.8069+130.1200/+30.8142+130.1000/+30.8200+130.0913/+30.8221+130.0800/+30.8269+130.0600/+30.8355+130.0400/+30.8400+130.0327/+30.8433+130.0200/+30.8464+130.0000/+30.8535+129.9800/+30.8600+129.9652/+30.8621+129.9600/+30.8711+129.9400/+30.8800+129.9260/+30.8837+129.9200/+30.8907+129.9000/+30.9000+129.8820/+30.9014+129.8800/+30.9120+129.8600/+30.9200+129.8509/+30.9271+129.8400/+30.9376+129.8200/+30.9400+129.8157/+30.9576+129.8000/+30.9600+129.7973/+30.9771+129.7800/+30.9800+129.7772/+30.9978+129.7600/+31.0000+129.7574/+31.0105+129.7600/+31.0200+129.7641/+31.0296+129.7800/ 北西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8146+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7878+130.2800/+30.8000+130.2652/+30.8146+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-11T06:00:00+09:00 2026-10-11T09:00:00+09:00 降灰 70 +31.0813+129.8000/+31.0800+129.8044/+31.0769+129.8200/+31.0747+129.8400/+31.0704+129.8600/+31.0618+129.8800/+31.0600+129.8830/+31.0523+129.9000/+31.0400+129.9163/+31.0386+129.9200/+31.0323+129.9400/+31.0251+129.9600/+31.0200+129.9656/+31.0103+129.9800/+31.0004+130.0000/+31.0000+130.0007/+30.9926+130.0200/+30.9800+130.0394/+30.9796+130.0400/+30.9600+130.0574/+30.9590+130.0600/+30.9480+130.0800/+30.9400+130.0895/+30.9371+130.1000/+30.9200+130.1195/+30.9199+130.1200/+30.9167+130.1400/+30.9000+130.1580/+30.8995+130.1600/+30.8954+130.1800/+30.8800+130.1966/+30.8796+130.2000/+30.8763+130.2200/+30.8600+130.2358/+30.8598+130.2400/+30.8574+130.2600/+30.8400+130.2781/+30.8400+130.2800/+30.8397+130.3000/+30.8200+130.3185/+30.8125+130.3200/+30.8000+130.3317/+30.7836+130.3200/+30.7800+130.3198/+30.7605+130.3000/+30.7628+130.2800/+30.7800+130.2628/+30.7801+130.2600/+30.7811+130.2400/+30.8000+130.2210/+30.8002+130.2200/+30.8014+130.2000/+30.8200+130.1803/+30.8201+130.1800/+30.8216+130.1600/+30.8312+130.1400/+30.8400+130.1306/+30.8419+130.1200/+30.8489+130.1000/+30.8600+130.0874/+30.8621+130.0800/+30.8695+130.0600/+30.8800+130.0466/+30.8821+130.0400/+30.8884+130.0200/+30.8939+130.0000/+30.9000+129.9946/+30.9063+129.9800/+30.9140+129.9600/+30.9200+129.9503/+30.9277+129.9400/+30.9386+129.9200/+30.9400+129.9167/+30.9498+129.9000/+30.9600+129.8902/+30.9674+129.8800/+30.9764+129.8600/+30.9800+129.8537/+30.9896+129.8400/+31.0000+129.8249/+31.0087+129.8200/+31.0200+129.8109/+31.0288+129.8000/+31.0400+129.7845/+31.0517+129.7800/+31.0600+129.7762/+31.0675+129.7800/+31.0800+129.7964/+31.0813+129.8000/ 北西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8147+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7894+130.2800/+30.8000+130.2674/+30.8147+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-11T09:00:00+09:00 2026-10-11T12:00:00+09:00 降灰 70 +31.0688+129.8000/+31.0621+129.8200/+31.0600+129.8264/+31.0543+129.8400/+31.0466+129.8600/+31.0400+129.8708/+31.0376+129.8800/+31.0311+129.9000/+31.0251+129.9200/+31.0200+129.9314/+31.0146+129.9400/+31.0000+129.9538/+30.9972+129.9600/+30.9899+129.9800/+30.9800+129.9983/+30.9792+130.0000/+30.9647+130.0200/+30.9600+130.0239/+30.9554+130.0400/+30.9400+130.0565/+30.9377+130.0600/+30.9282+130.0800/+30.9200+130.0902/+30.9178+130.1000/+30.9062+130.1200/+30.9000+130.1274/+30.8985+130.1400/+30.8899+130.1600/+30.8800+130.1709/+30.8793+130.1800/+30.8752+130.2000/+30.8600+130.2156/+30.8598+130.2200/+30.8589+130.2400/+30.8400+130.2592/+30.8400+130.2600/+30.8399+130.2800/+30.8357+130.3000/+30.8200+130.3163/+30.8154+130.3200/+30.8000+130.3343/+30.7800+130.3223/+30.7777+130.3200/+30.7603+130.3000/+30.7614+130.2800/+30.7800+130.2614/+30.7801+130.2600/+30.7805+130.2400/+30.8000+130.2202/+30.8001+130.2200/+30.8006+130.2000/+30.8047+130.1800/+30.8200+130.1642/+30.8205+130.1600/+30.8226+130.1400/+30.8399+130.1200/+30.8400+130.1198/+30.8420+130.1000/+30.8484+130.0800/+30.8600+130.0668/+30.8617+130.0600/+30.8676+130.0400/+30.8800+130.0239/+30.8813+130.0200/+30.8800+130.0065/+30.8767+130.0000/+30.8800+129.9953/+30.8954+129.9800/+30.9000+129.9745/+30.9040+129.9600/+30.9122+129.9400/+30.9200+129.9282/+30.9256+129.9200/+30.9332+129.9000/+30.9400+129.8889/+30.9485+129.8800/+30.9600+129.8648/+30.9637+129.8600/+30.9794+129.8400/+30.9800+129.8386/+30.9938+129.8200/+31.0000+129.8150/+31.0200+129.8065/+31.0256+129.8000/+31.0400+129.7827/+31.0600+129.7807/+31.0688+129.8000/ 北西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8111+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7908+130.2800/+30.8000+130.2689/+30.8111+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-11T12:00:00+09:00 2026-10-11T15:00:00+09:00 降灰 70 +31.0450+129.8200/+31.0465+129.8400/+31.0416+129.8600/+31.0400+129.8626/+31.0350+129.8800/+31.0292+129.9000/+31.0249+129.9200/+31.0200+129.9336/+31.0171+129.9400/+31.0036+129.9600/+31.0000+129.9646/+30.9952+129.9800/+30.9863+130.0000/+30.9800+130.0110/+30.9757+130.0200/+30.9600+130.0363/+30.9589+130.0400/+30.9473+130.0600/+30.9400+130.0697/+30.9372+130.0800/+30.9246+130.1000/+30.9200+130.1063/+30.9173+130.1200/+30.9057+130.1400/+30.9000+130.1462/+30.8973+130.1600/+30.8813+130.1800/+30.8800+130.1813/+30.8784+130.2000/+30.8600+130.2200/+30.8594+130.2400/+30.8481+130.2600/+30.8400+130.2681/+30.8399+130.2800/+30.8376+130.3000/+30.8200+130.3195/+30.8194+130.3200/+30.8000+130.3363/+30.7800+130.3268/+30.7732+130.3200/+30.7603+130.3000/+30.7619+130.2800/+30.7800+130.2619/+30.7801+130.2600/+30.7808+130.2400/+30.8000+130.2204/+30.8001+130.2200/+30.8009+130.2000/+30.8083+130.1800/+30.8200+130.1677/+30.8209+130.1600/+30.8247+130.1400/+30.8400+130.1230/+30.8407+130.1200/+30.8439+130.1000/+30.8590+130.0800/+30.8600+130.0789/+30.8638+130.0600/+30.8746+130.0400/+30.8800+130.0335/+30.8839+130.0200/+30.8817+130.0000/+30.9000+129.9816/+30.9010+129.9800/+30.9073+129.9600/+30.9176+129.9400/+30.9200+129.9360/+30.9283+129.9200/+30.9363+129.9000/+30.9400+129.8935/+30.9518+129.8800/+30.9600+129.8697/+30.9688+129.8600/+30.9800+129.8463/+30.9847+129.8400/+31.0000+129.8213/+31.0185+129.8200/+31.0200+129.8198/+31.0400+129.8029/+31.0450+129.8200/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8105+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7915+130.2800/+30.8000+130.2698/+30.8105+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-11T15:00:00+09:00 2026-10-11T18:00:00+09:00 降灰 70 +31.0266+129.8000/+31.0239+129.8200/+31.0222+129.8400/+31.0200+129.8473/+31.0171+129.8600/+31.0129+129.8800/+31.0000+129.8992/+30.9996+129.9000/+30.9924+129.9200/+30.9861+129.9400/+30.9800+129.9485/+30.9707+129.9600/+30.9600+129.9728/+30.9580+129.9800/+30.9544+130.0000/+30.9497+130.0200/+30.9400+130.0376/+30.9387+130.0400/+30.9200+130.0572/+30.9192+130.0600/+30.9152+130.0800/+30.9030+130.1000/+30.9000+130.1032/+30.8967+130.1200/+30.8867+130.1400/+30.8800+130.1476/+30.8791+130.1600/+30.8764+130.1800/+30.8600+130.1981/+30.8598+130.2000/+30.8593+130.2200/+30.8541+130.2400/+30.8400+130.2542/+30.8399+130.2600/+30.8398+130.2800/+30.8256+130.3000/+30.8200+130.3060/+30.8138+130.3200/+30.8000+130.3333/+30.7800+130.3210/+30.7790+130.3200/+30.7603+130.3000/+30.7609+130.2800/+30.7800+130.2609/+30.7801+130.2600/+30.7802+130.2400/+30.7822+130.2200/+30.8000+130.2018/+30.8002+130.2000/+30.8009+130.1800/+30.8043+130.1600/+30.8200+130.1418/+30.8203+130.1400/+30.8219+130.1200/+30.8272+130.1000/+30.8400+130.0839/+30.8408+130.0800/+30.8441+130.0600/+30.8536+130.0400/+30.8600+130.0312/+30.8621+130.0200/+30.8600+130.0013/+30.8592+130.0000/+30.8600+129.9988/+30.8681+129.9800/+30.8767+129.9600/+30.8800+129.9543/+30.8881+129.9400/+30.9000+129.9269/+30.9035+129.9200/+30.9033+129.9000/+30.9200+129.8836/+30.9230+129.8800/+30.9306+129.8600/+30.9400+129.8418/+30.9411+129.8400/+30.9546+129.8200/+30.9600+129.8147/+30.9788+129.8000/+30.9800+129.7979/+30.9918+129.7800/+31.0000+129.7699/+31.0164+129.7800/+31.0200+129.7846/+31.0266+129.8000/ 北西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8109+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7908+130.2800/+30.8000+130.2688/+30.8109+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、１１日０９時から１２時までは火口から北西方向に降灰が予想されます。 　１１日０時から１１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 　１１日００時から０３時まで　北西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１１日０３時から０６時まで　北西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１１日０６時から０９時まで　北西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１１日０９時から１２時まで　北西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１１日１２時から１５時まで　北西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１１日１５時から１８時まで　北西　　　　　　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。