2026-11-07T20:00:00Z 通常 気象庁本庁 気象庁 2026-11-08T05:00:00+09:00 2026-11-08T06:00:00+09:00 2026-11-09T00:00:00+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、８日０９時から１２時までは火口から西方向、８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 2026-11-08T06:00:00+09:00 2026-11-08T09:00:00+09:00 降灰 70 +30.8216+129.8600/+30.8234+129.8800/+30.8282+129.9000/+30.8328+129.9200/+30.8347+129.9400/+30.8351+129.9600/+30.8347+129.9800/+30.8330+130.0000/+30.8314+130.0200/+30.8287+130.0400/+30.8292+130.0600/+30.8266+130.0800/+30.8216+130.1000/+30.8231+130.1200/+30.8211+130.1400/+30.8237+130.1600/+30.8200+130.1745/+30.8199+130.1800/+30.8198+130.2000/+30.8197+130.2200/+30.8198+130.2400/+30.8199+130.2600/+30.8200+130.2800/+30.8199+130.3000/+30.8086+130.3200/+30.8000+130.3286/+30.7824+130.3200/+30.7800+130.3200/+30.7601+130.3000/+30.7600+130.2954/+30.7446+130.2800/+30.7407+130.2600/+30.7402+130.2400/+30.7400+130.2368/+30.7257+130.2200/+30.7223+130.2000/+30.7207+130.1800/+30.7200+130.1705/+30.7149+130.1600/+30.7083+130.1400/+30.7042+130.1200/+30.7035+130.1000/+30.7015+130.0800/+30.7000+130.0687/+30.6977+130.0600/+30.7000+130.0480/+30.7011+130.0400/+30.7000+130.0206/+30.6999+130.0200/+30.7000+130.0195/+30.7023+130.0000/+30.7041+129.9800/+30.7061+129.9600/+30.7102+129.9400/+30.7167+129.9200/+30.7190+129.9000/+30.7200+129.8975/+30.7256+129.8800/+30.7300+129.8600/+30.7351+129.8400/+30.7399+129.8200/+30.7400+129.8195/+30.7463+129.8000/+30.7600+129.7830/+30.7800+129.7809/+30.7881+129.7800/+30.8000+129.7781/+30.8012+129.7800/+30.8131+129.8000/+30.8162+129.8200/+30.8190+129.8400/+30.8200+129.8466/+30.8216+129.8600/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8116+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3118/+30.7682+130.3000/+30.7752+130.2800/+30.7800+130.2736/+30.8000+130.2651/+30.8116+130.2800/ 西 3 鹿児島県三島村 4630300 2026-11-08T09:00:00+09:00 2026-11-08T12:00:00+09:00 降灰 70 +30.9524+129.7000/+30.9527+129.7200/+30.9528+129.7400/+30.9482+129.7600/+30.9414+129.7800/+30.9400+129.7854/+30.9372+129.8000/+30.9347+129.8200/+30.9289+129.8400/+30.9200+129.8552/+30.9176+129.8600/+30.9108+129.8800/+30.9068+129.9000/+30.9000+129.9100/+30.8957+129.9200/+30.8928+129.9400/+30.8899+129.9600/+30.8849+129.9800/+30.8800+129.9943/+30.8789+130.0000/+30.8683+130.0200/+30.8600+130.0376/+30.8597+130.0400/+30.8574+130.0600/+30.8544+130.0800/+30.8517+130.1000/+30.8424+130.1200/+30.8400+130.1238/+30.8393+130.1400/+30.8388+130.1600/+30.8385+130.1800/+30.8380+130.2000/+30.8363+130.2200/+30.8305+130.2400/+30.8200+130.2573/+30.8200+130.2600/+30.8200+130.2767/+30.8207+130.2800/+30.8200+130.2808/+30.8199+130.3000/+30.8000+130.3200/+30.7800+130.3199/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7602+130.2400/+30.7603+130.2200/+30.7604+130.2000/+30.7605+130.1800/+30.7605+130.1600/+30.7606+130.1400/+30.7609+130.1200/+30.7612+130.1000/+30.7617+130.0800/+30.7622+130.0600/+30.7639+130.0400/+30.7644+130.0200/+30.7678+130.0000/+30.7680+129.9800/+30.7754+129.9600/+30.7800+129.9514/+30.7832+129.9400/+30.7910+129.9200/+30.8000+129.9011/+30.8006+129.9000/+30.8085+129.8800/+30.8146+129.8600/+30.8200+129.8482/+30.8251+129.8400/+30.8340+129.8200/+30.8400+129.8086/+30.8444+129.8000/+30.8559+129.7800/+30.8600+129.7743/+30.8706+129.7600/+30.8800+129.7458/+30.8840+129.7400/+30.8996+129.7200/+30.9000+129.7196/+30.9200+129.7133/+30.9337+129.7000/+30.9400+129.6943/+30.9524+129.7000/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8137+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7806+130.2800/+30.8000+130.2624/+30.8137+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-11-08T12:00:00+09:00 2026-11-08T15:00:00+09:00 降灰 70 +30.9049+129.7400/+30.9115+129.7600/+30.9157+129.7800/+30.9181+129.8000/+30.9125+129.8200/+30.9093+129.8400/+30.9091+129.8600/+30.9090+129.8800/+30.9085+129.9000/+30.9020+129.9200/+30.9000+129.9250/+30.8980+129.9400/+30.8964+129.9600/+30.8957+129.9800/+30.8949+130.0000/+30.8800+130.0190/+30.8797+130.0200/+30.8782+130.0400/+30.8765+130.0600/+30.8745+130.0800/+30.8688+130.1000/+30.8600+130.1126/+30.8595+130.1200/+30.8588+130.1400/+30.8581+130.1600/+30.8554+130.1800/+30.8400+130.1995/+30.8400+130.2000/+30.8397+130.2200/+30.8397+130.2400/+30.8394+130.2600/+30.8346+130.2800/+30.8200+130.2946/+30.8199+130.3000/+30.8088+130.3200/+30.8000+130.3288/+30.7839+130.3200/+30.7800+130.3200/+30.7602+130.3000/+30.7602+130.2800/+30.7606+130.2600/+30.7627+130.2400/+30.7696+130.2200/+30.7800+130.2034/+30.7801+130.2000/+30.7805+130.1800/+30.7812+130.1600/+30.7827+130.1400/+30.7865+130.1200/+30.7898+130.1000/+30.7950+130.0800/+30.8000+130.0708/+30.8015+130.0600/+30.8038+130.0400/+30.8062+130.0200/+30.8111+130.0000/+30.8086+129.9800/+30.8129+129.9600/+30.8191+129.9400/+30.8200+129.9369/+30.8234+129.9200/+30.8289+129.9000/+30.8323+129.8800/+30.8400+129.8631/+30.8414+129.8600/+30.8501+129.8400/+30.8555+129.8200/+30.8600+129.8027/+30.8607+129.8000/+30.8786+129.7800/+30.8800+129.7764/+30.8866+129.7600/+30.8951+129.7400/+30.9000+129.7301/+30.9049+129.7400/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8120+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7880+130.2800/+30.8000+130.2649/+30.8120+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-11-08T15:00:00+09:00 2026-11-08T18:00:00+09:00 降灰 70 +30.8663+129.8200/+30.8706+129.8400/+30.8670+129.8600/+30.8645+129.8800/+30.8636+129.9000/+30.8600+129.9194/+30.8599+129.9200/+30.8578+129.9400/+30.8547+129.9600/+30.8489+129.9800/+30.8453+130.0000/+30.8400+130.0067/+30.8349+130.0200/+30.8318+130.0400/+30.8312+130.0600/+30.8270+130.0800/+30.8218+130.1000/+30.8200+130.1116/+30.8198+130.1200/+30.8197+130.1400/+30.8198+130.1600/+30.8194+130.1800/+30.8195+130.2000/+30.8196+130.2200/+30.8198+130.2400/+30.8199+130.2600/+30.8200+130.2800/+30.8199+130.3000/+30.8124+130.3200/+30.8000+130.3324/+30.7800+130.3260/+30.7740+130.3200/+30.7601+130.3000/+30.7600+130.2800/+30.7601+130.2600/+30.7600+130.2537/+30.7472+130.2400/+30.7423+130.2200/+30.7414+130.2000/+30.7410+130.1800/+30.7408+130.1600/+30.7401+130.1400/+30.7400+130.1366/+30.7346+130.1200/+30.7327+130.1000/+30.7291+130.0800/+30.7322+130.0600/+30.7280+130.0400/+30.7263+130.0200/+30.7265+130.0000/+30.7281+129.9800/+30.7317+129.9600/+30.7382+129.9400/+30.7400+129.9362/+30.7479+129.9200/+30.7571+129.9000/+30.7600+129.8935/+30.7685+129.8800/+30.7786+129.8600/+30.7800+129.8577/+30.7942+129.8400/+30.8000+129.8328/+30.8099+129.8200/+30.8200+129.8072/+30.8257+129.8000/+30.8400+129.7841/+30.8581+129.8000/+30.8600+129.8035/+30.8663+129.8200/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8093+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3026/+30.7774+130.3000/+30.7766+130.2800/+30.7800+130.2754/+30.8000+130.2684/+30.8093+130.2800/ 西 3 鹿児島県三島村 4630300 2026-11-08T18:00:00+09:00 2026-11-08T21:00:00+09:00 降灰 70 +30.8801+129.7400/+30.8800+129.7412/+30.8789+129.7600/+30.8750+129.7800/+30.8698+129.8000/+30.8657+129.8200/+30.8628+129.8400/+30.8603+129.8600/+30.8600+129.8623/+30.8580+129.8800/+30.8539+129.9000/+30.8538+129.9200/+30.8548+129.9400/+30.8552+129.9600/+30.8552+129.9800/+30.8573+130.0000/+30.8507+130.0200/+30.8529+130.0400/+30.8530+130.0600/+30.8545+130.0800/+30.8548+130.1000/+30.8552+130.1200/+30.8546+130.1400/+30.8507+130.1600/+30.8400+130.1791/+30.8400+130.1800/+30.8396+130.2000/+30.8396+130.2200/+30.8396+130.2400/+30.8393+130.2600/+30.8343+130.2800/+30.8200+130.2943/+30.8199+130.3000/+30.8128+130.3200/+30.8000+130.3328/+30.7800+130.3245/+30.7755+130.3200/+30.7601+130.3000/+30.7601+130.2800/+30.7603+130.2600/+30.7607+130.2400/+30.7610+130.2200/+30.7612+130.2000/+30.7615+130.1800/+30.7616+130.1600/+30.7621+130.1400/+30.7620+130.1200/+30.7621+130.1000/+30.7613+130.0800/+30.7616+130.0600/+30.7617+130.0400/+30.7611+130.0200/+30.7617+130.0000/+30.7600+129.9905/+30.7561+129.9800/+30.7597+129.9600/+30.7600+129.9586/+30.7627+129.9400/+30.7661+129.9200/+30.7678+129.9000/+30.7697+129.8800/+30.7716+129.8600/+30.7741+129.8400/+30.7777+129.8200/+30.7800+129.8094/+30.7823+129.8000/+30.7878+129.7800/+30.7973+129.7600/+30.8000+129.7551/+30.8141+129.7400/+30.8200+129.7333/+30.8324+129.7200/+30.8400+129.7122/+30.8600+129.7060/+30.8742+129.7200/+30.8800+129.7394/+30.8801+129.7400/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8092+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7881+130.2800/+30.8000+130.2687/+30.8092+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-11-08T21:00:00+09:00 2026-11-09T00:00:00+09:00 降灰 70 +30.8898+129.8000/+30.8908+129.8200/+30.8916+129.8400/+30.8922+129.8600/+30.8927+129.8800/+30.8956+129.9000/+30.8903+129.9200/+30.8911+129.9400/+30.8916+129.9600/+30.8918+129.9800/+30.8907+130.0000/+30.8800+130.0144/+30.8783+130.0200/+30.8769+130.0400/+30.8736+130.0600/+30.8693+130.0800/+30.8600+130.0981/+30.8599+130.1000/+30.8590+130.1200/+30.8586+130.1400/+30.8574+130.1600/+30.8526+130.1800/+30.8400+130.1954/+30.8399+130.2000/+30.8397+130.2200/+30.8397+130.2400/+30.8393+130.2600/+30.8300+130.2800/+30.8200+130.2900/+30.8200+130.3000/+30.8140+130.3200/+30.8000+130.3340/+30.7800+130.3267/+30.7733+130.3200/+30.7601+130.3000/+30.7601+130.2800/+30.7611+130.2600/+30.7800+130.2403/+30.7800+130.2400/+30.7802+130.2200/+30.7804+130.2000/+30.7810+130.1800/+30.7827+130.1600/+30.7881+130.1400/+30.8000+130.1220/+30.8002+130.1200/+30.8011+130.1000/+30.8024+130.0800/+30.8047+130.0600/+30.8070+130.0400/+30.8108+130.0200/+30.8149+130.0000/+30.8079+129.9800/+30.8113+129.9600/+30.8156+129.9400/+30.8200+129.9221/+30.8204+129.9200/+30.8235+129.9000/+30.8242+129.8800/+30.8282+129.8600/+30.8337+129.8400/+30.8396+129.8200/+30.8400+129.8190/+30.8570+129.8000/+30.8600+129.7971/+30.8800+129.7898/+30.8898+129.8000/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8080+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7920+130.2800/+30.8000+130.2702/+30.8080+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、８日０９時から１２時までは火口から西方向、８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。 　８日６時から８日２４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 　０８日０６時から０９時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０８日０９時から１２時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日１２時から１５時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日１５時から１８時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　０８日１８時から２１時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日２１時から２４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。