2026-07-07T23:00:00Z 通常 気象庁本庁 気象庁 2026-07-08T08:00:00+09:00 2026-07-08T09:00:00+09:00 2026-07-09T03:00:00+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時までは火口から北西方向、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 2026-07-08T09:00:00+09:00 2026-07-08T12:00:00+09:00 降灰 70 +31.0019+129.9200/+31.0000+129.9227/+30.9909+129.9400/+30.9844+129.9600/+30.9800+129.9684/+30.9753+129.9800/+30.9651+130.0000/+30.9600+130.0073/+30.9560+130.0200/+30.9488+130.0400/+30.9400+130.0496/+30.9334+130.0600/+30.9200+130.0766/+30.9189+130.0800/+30.9125+130.1000/+30.9000+130.1177/+30.8995+130.1200/+30.8953+130.1400/+30.8800+130.1590/+30.8798+130.1600/+30.8774+130.1800/+30.8651+130.2000/+30.8600+130.2053/+30.8592+130.2200/+30.8559+130.2400/+30.8400+130.2563/+30.8399+130.2600/+30.8397+130.2800/+30.8320+130.3000/+30.8200+130.3120/+30.8172+130.3200/+30.8000+130.3372/+30.7800+130.3331/+30.7669+130.3200/+30.7601+130.3000/+30.7605+130.2800/+30.7800+130.2603/+30.7800+130.2600/+30.7803+130.2400/+30.7815+130.2200/+30.7904+130.2000/+30.8000+130.1887/+30.8006+130.1800/+30.8024+130.1600/+30.8075+130.1400/+30.8200+130.1210/+30.8202+130.1200/+30.8246+130.1000/+30.8345+130.0800/+30.8400+130.0701/+30.8421+130.0600/+30.8473+130.0400/+30.8600+130.0230/+30.8618+130.0200/+30.8641+130.0000/+30.8791+129.9800/+30.8800+129.9784/+30.8897+129.9600/+30.9000+129.9480/+30.9066+129.9400/+30.9200+129.9260/+30.9302+129.9200/+30.9400+129.9086/+30.9507+129.9000/+30.9600+129.8939/+30.9800+129.8959/+30.9923+129.9000/+31.0000+129.9098/+31.0019+129.9200/ 北西 40 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8054+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7951+130.2800/+30.8000+130.2741/+30.8054+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-08T12:00:00+09:00 2026-07-08T15:00:00+09:00 降灰 70 +31.0079+129.8200/+31.0188+129.8400/+31.0163+129.8600/+31.0119+129.8800/+31.0000+129.8962/+30.9976+129.9000/+30.9898+129.9200/+30.9821+129.9400/+30.9800+129.9428/+30.9657+129.9600/+30.9600+129.9663/+30.9560+129.9800/+30.9503+130.0000/+30.9400+130.0193/+30.9397+130.0200/+30.9200+130.0388/+30.9195+130.0400/+30.9153+130.0600/+30.9063+130.0800/+30.9000+130.0868/+30.8970+130.1000/+30.8890+130.1200/+30.8800+130.1307/+30.8789+130.1400/+30.8764+130.1600/+30.8600+130.1793/+30.8599+130.1800/+30.8593+130.2000/+30.8576+130.2200/+30.8400+130.2389/+30.8400+130.2400/+30.8399+130.2600/+30.8397+130.2800/+30.8347+130.3000/+30.8200+130.3147/+30.8153+130.3200/+30.8000+130.3353/+30.7800+130.3273/+30.7727+130.3200/+30.7602+130.3000/+30.7605+130.2800/+30.7793+130.2600/+30.7800+130.2592/+30.7802+130.2400/+30.7807+130.2200/+30.7839+130.2000/+30.8000+130.1805/+30.8001+130.1800/+30.8010+130.1600/+30.8031+130.1400/+30.8111+130.1200/+30.8200+130.1085/+30.8215+130.1000/+30.8244+130.0800/+30.8357+130.0600/+30.8400+130.0539/+30.8426+130.0400/+30.8487+130.0200/+30.8505+130.0000/+30.8600+129.9855/+30.8641+129.9800/+30.8724+129.9600/+30.8800+129.9470/+30.8835+129.9400/+30.9000+129.9200/+30.9042+129.9000/+30.9200+129.8860/+30.9280+129.8800/+30.9390+129.8600/+30.9400+129.8584/+30.9526+129.8400/+30.9600+129.8306/+30.9800+129.8252/+30.9913+129.8200/+31.0000+129.8128/+31.0079+129.8200/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8074+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7926+130.2800/+30.8000+130.2710/+30.8074+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-08T15:00:00+09:00 2026-07-08T18:00:00+09:00 降灰 70 +30.9245+129.8200/+30.9289+129.8400/+30.9339+129.8600/+30.9369+129.8800/+30.9297+129.9000/+30.9216+129.9200/+30.9200+129.9287/+30.9190+129.9400/+30.9158+129.9600/+30.9095+129.9800/+30.9020+130.0000/+30.9000+130.0025/+30.8958+130.0200/+30.8888+130.0400/+30.8800+130.0568/+30.8794+130.0600/+30.8766+130.0800/+30.8736+130.1000/+30.8656+130.1200/+30.8600+130.1276/+30.8589+130.1400/+30.8575+130.1600/+30.8551+130.1800/+30.8435+130.2000/+30.8400+130.2037/+30.8397+130.2200/+30.8396+130.2400/+30.8392+130.2600/+30.8357+130.2800/+30.8200+130.2960/+30.8200+130.3000/+30.8128+130.3200/+30.8000+130.3328/+30.7800+130.3236/+30.7764+130.3200/+30.7602+130.3000/+30.7602+130.2800/+30.7606+130.2600/+30.7627+130.2400/+30.7699+130.2200/+30.7800+130.2009/+30.7800+130.2000/+30.7802+130.1800/+30.7807+130.1600/+30.7813+130.1400/+30.7821+130.1200/+30.7834+130.1000/+30.7854+130.0800/+30.7872+130.0600/+30.7899+130.0400/+30.7936+130.0200/+30.7982+130.0000/+30.7962+129.9800/+30.8000+129.9636/+30.8008+129.9600/+30.8061+129.9400/+30.8144+129.9200/+30.8200+129.9099/+30.8255+129.9000/+30.8390+129.8800/+30.8400+129.8786/+30.8556+129.8600/+30.8600+129.8549/+30.8732+129.8400/+30.8800+129.8281/+30.9000+129.8221/+30.9046+129.8200/+30.9200+129.8153/+30.9245+129.8200/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8106+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3075/+30.7725+130.3000/+30.7800+130.2925/+30.7894+130.2800/+30.8000+130.2668/+30.8106+130.2800/ 西 3 鹿児島県三島村 4630300 2026-07-08T18:00:00+09:00 2026-07-08T21:00:00+09:00 降灰 70 +30.9640+129.7400/+30.9654+129.7600/+30.9651+129.7800/+30.9648+129.8000/+30.9600+129.8052/+30.9524+129.8200/+30.9494+129.8400/+30.9466+129.8600/+30.9437+129.8800/+30.9400+129.8979/+30.9395+129.9000/+30.9342+129.9200/+30.9261+129.9400/+30.9214+129.9600/+30.9200+129.9638/+30.9155+129.9800/+30.9050+130.0000/+30.9000+130.0037/+30.8959+130.0200/+30.8913+130.0400/+30.8800+130.0569/+30.8796+130.0600/+30.8781+130.0800/+30.8761+130.1000/+30.8684+130.1200/+30.8600+130.1299/+30.8595+130.1400/+30.8591+130.1600/+30.8581+130.1800/+30.8519+130.2000/+30.8400+130.2125/+30.8399+130.2200/+30.8398+130.2400/+30.8397+130.2600/+30.8380+130.2800/+30.8200+130.2981/+30.8199+130.3000/+30.8016+130.3200/+30.8000+130.3216/+30.7973+130.3200/+30.7800+130.3199/+30.7602+130.3000/+30.7603+130.2800/+30.7636+130.2600/+30.7800+130.2428/+30.7801+130.2400/+30.7802+130.2200/+30.7805+130.2000/+30.7813+130.1800/+30.7838+130.1600/+30.7900+130.1400/+30.8000+130.1236/+30.8002+130.1200/+30.8013+130.1000/+30.8030+130.0800/+30.8057+130.0600/+30.8098+130.0400/+30.8200+130.0221/+30.8203+130.0200/+30.8219+130.0000/+30.8200+129.9871/+30.8160+129.9800/+30.8200+129.9689/+30.8225+129.9600/+30.8300+129.9400/+30.8400+129.9219/+30.8404+129.9200/+30.8444+129.9000/+30.8481+129.8800/+30.8520+129.8600/+30.8576+129.8400/+30.8600+129.8302/+30.8631+129.8200/+30.8722+129.8000/+30.8767+129.7800/+30.8800+129.7726/+30.8868+129.7600/+30.8985+129.7400/+30.9000+129.7372/+30.9200+129.7237/+30.9246+129.7200/+30.9400+129.7053/+30.9595+129.7200/+30.9600+129.7206/+30.9640+129.7400/ 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/+30.7864+130.2800/+30.8000+130.2633/+30.8136+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-08T21:00:00+09:00 2026-07-09T00:00:00+09:00 降灰 70 +31.0223+129.6600/+31.0210+129.6800/+31.0202+129.7000/+31.0200+129.7014/+31.0175+129.7200/+31.0150+129.7400/+31.0089+129.7600/+31.0000+129.7734/+30.9967+129.7800/+30.9906+129.8000/+30.9866+129.8200/+30.9806+129.8400/+30.9800+129.8420/+30.9727+129.8600/+30.9600+129.8766/+30.9590+129.8800/+30.9560+129.9000/+30.9537+129.9200/+30.9448+129.9400/+30.9400+129.9490/+30.9371+129.9600/+30.9331+129.9800/+30.9291+130.0000/+30.9220+130.0200/+30.9200+130.0220/+30.9000+130.0313/+30.8991+130.0400/+30.8966+130.0600/+30.8893+130.0800/+30.8800+130.0910/+30.8793+130.1000/+30.8781+130.1200/+30.8738+130.1400/+30.8600+130.1553/+30.8597+130.1600/+30.8594+130.1800/+30.8584+130.2000/+30.8400+130.2198/+30.8400+130.2200/+30.8399+130.2400/+30.8398+130.2600/+30.8392+130.2800/+30.8200+130.2992/+30.8199+130.3000/+30.8000+130.3200/+30.7800+130.3197/+30.7603+130.3000/+30.7605+130.2800/+30.7800+130.2604/+30.7800+130.2600/+30.7801+130.2400/+30.7803+130.2200/+30.7820+130.2000/+30.8000+130.1809/+30.8001+130.1800/+30.8005+130.1600/+30.8014+130.1400/+30.8053+130.1200/+30.8200+130.1020/+30.8202+130.1000/+30.8214+130.0800/+30.8239+130.0600/+30.8306+130.0400/+30.8400+130.0265/+30.8409+130.0200/+30.8424+130.0000/+30.8436+129.9800/+30.8468+129.9600/+30.8537+129.9400/+30.8600+129.9286/+30.8631+129.9200/+30.8679+129.9000/+30.8788+129.8800/+30.8800+129.8784/+30.8847+129.8600/+30.8913+129.8400/+30.8961+129.8200/+30.9000+129.8092/+30.9055+129.8000/+30.9145+129.7800/+30.9200+129.7624/+30.9208+129.7600/+30.9284+129.7400/+30.9400+129.7217/+30.9425+129.7200/+30.9600+129.7073/+30.9688+129.7000/+30.9771+129.6800/+30.9800+129.6715/+30.9835+129.6600/+30.9922+129.6400/+31.0000+129.6295/+31.0175+129.6400/+31.0200+129.6477/+31.0223+129.6600/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8141+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7859+130.2800/+30.8000+130.2627/+30.8141+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-09T00:00:00+09:00 2026-07-09T03:00:00+09:00 降灰 70 +31.0219+129.6800/+31.0237+129.7000/+31.0223+129.7200/+31.0211+129.7400/+31.0200+129.7456/+31.0170+129.7600/+31.0074+129.7800/+31.0000+129.7913/+30.9955+129.8000/+30.9887+129.8200/+30.9835+129.8400/+30.9800+129.8542/+30.9783+129.8600/+30.9704+129.8800/+30.9600+129.8958/+30.9589+129.9000/+30.9550+129.9200/+30.9486+129.9400/+30.9400+129.9597/+30.9399+129.9600/+30.9348+129.9800/+30.9309+130.0000/+30.9250+130.0200/+30.9200+130.0249/+30.9000+130.0379/+30.8996+130.0400/+30.8972+130.0600/+30.8930+130.0800/+30.8800+130.0966/+30.8796+130.1000/+30.8785+130.1200/+30.8759+130.1400/+30.8600+130.1598/+30.8600+130.1600/+30.8594+130.1800/+30.8586+130.2000/+30.8512+130.2200/+30.8400+130.2313/+30.8399+130.2400/+30.8398+130.2600/+30.8393+130.2800/+30.8308+130.3000/+30.8200+130.3108/+30.8000+130.3200/+30.7800+130.3198/+30.7603+130.3000/+30.7604+130.2800/+30.7639+130.2600/+30.7800+130.2433/+30.7801+130.2400/+30.7803+130.2200/+30.7809+130.2000/+30.7831+130.1800/+30.7902+130.1600/+30.8000+130.1464/+30.8005+130.1400/+30.8019+130.1200/+30.8049+130.1000/+30.8114+130.0800/+30.8200+130.0664/+30.8211+130.0600/+30.8243+130.0400/+30.8291+130.0200/+30.8400+130.0030/+30.8407+130.0000/+30.8427+129.9800/+30.8461+129.9600/+30.8526+129.9400/+30.8600+129.9260/+30.8623+129.9200/+30.8690+129.9000/+30.8800+129.8826/+30.8814+129.8800/+30.8863+129.8600/+30.8933+129.8400/+30.9000+129.8207/+30.9003+129.8200/+30.9137+129.8000/+30.9200+129.7832/+30.9211+129.7800/+30.9290+129.7600/+30.9388+129.7400/+30.9400+129.7381/+30.9570+129.7200/+30.9600+129.7168/+30.9725+129.7000/+30.9800+129.6848/+30.9825+129.6800/+30.9931+129.6600/+31.0000+129.6481/+31.0167+129.6600/+31.0200+129.6691/+31.0219+129.6800/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8171+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7863+130.2800/+30.8000+130.2630/+30.8171+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時までは火口から北西方向、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９時から９日３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０９時から１２時まで　北西　　　　　　４０ｋｍ　　３ｋｍ　　　　　 　０８日１２時から１５時まで　北西　　　　　　５０ｋｍ　　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　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０９日００時から０３時まで　西　　　　　　　７０ｋｍ　　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。