2026-07-05T20:00:00Z 通常 気象庁本庁 気象庁 2026-07-06T05:00:00+09:00 2026-07-06T06:00:00+09:00 2026-07-07T00:00:00+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、６日０９時から１２時までは火口から東方向、６日２１時から２４時までは火口から東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 鹿児島県西之表市 4621300 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 鹿児島県西之表市 4621300 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 2026-07-06T06:00:00+09:00 2026-07-06T09:00:00+09:00 降灰 70 +30.9606+130.8400/+30.9611+130.8600/+30.9600+130.8791/+30.9599+130.8800/+30.9573+130.9000/+30.9521+130.9200/+30.9454+130.9400/+30.9416+130.9600/+30.9422+130.9800/+30.9430+131.0000/+30.9400+131.0087/+30.9380+131.0000/+30.9374+130.9800/+30.9356+130.9600/+30.9200+130.9475/+30.9000+130.9407/+30.8998+130.9400/+30.8950+130.9200/+30.8909+130.9000/+30.8829+130.8800/+30.8800+130.8707/+30.8771+130.8600/+30.8727+130.8400/+30.8680+130.8200/+30.8638+130.8000/+30.8600+130.7837/+30.8593+130.7800/+30.8560+130.7600/+30.8521+130.7400/+30.8503+130.7200/+30.8484+130.7000/+30.8452+130.6800/+30.8427+130.6600/+30.8405+130.6400/+30.8400+130.6371/+30.8297+130.6200/+30.8321+130.6000/+30.8284+130.5800/+30.8236+130.5600/+30.8216+130.5400/+30.8205+130.5200/+30.8200+130.5150/+30.8099+130.5000/+30.8034+130.4800/+30.8013+130.4600/+30.8004+130.4400/+30.8000+130.4316/+30.7903+130.4200/+30.7816+130.4000/+30.7803+130.3800/+30.7801+130.3600/+30.7800+130.3562/+30.7639+130.3400/+30.7603+130.3200/+30.7615+130.3000/+30.7800+130.2815/+30.8000+130.2804/+30.8196+130.3000/+30.8200+130.3013/+30.8387+130.3200/+30.8399+130.3400/+30.8400+130.3600/+30.8400+130.3603/+30.8584+130.3800/+30.8595+130.4000/+30.8600+130.4118/+30.8678+130.4200/+30.8771+130.4400/+30.8790+130.4600/+30.8800+130.4725/+30.8862+130.4800/+30.8956+130.5000/+30.8982+130.5200/+30.8996+130.5400/+30.9000+130.5433/+30.9094+130.5600/+30.9141+130.5800/+30.9200+130.5906/+30.9294+130.6000/+30.9321+130.6200/+30.9340+130.6400/+30.9366+130.6600/+30.9388+130.6800/+30.9400+130.6834/+30.9474+130.7000/+30.9488+130.7200/+30.9505+130.7400/+30.9521+130.7600/+30.9517+130.7800/+30.9568+130.8000/+30.9581+130.8200/+30.9600+130.8350/+30.9606+130.8400/ 東 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8100+130.3400/+30.8000+130.3514/+30.7921+130.3400/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 3 鹿児島県三島村 4630300 2026-07-06T09:00:00+09:00 2026-07-06T12:00:00+09:00 降灰 70 +30.8863+130.6200/+30.8870+130.6400/+30.8867+130.6600/+30.8863+130.6800/+30.8856+130.7000/+30.8854+130.7200/+30.8854+130.7400/+30.8854+130.7600/+30.8814+130.7800/+30.8800+130.7862/+30.8759+130.8000/+30.8695+130.8200/+30.8651+130.8400/+30.8613+130.8600/+30.8600+130.8793/+30.8599+130.8800/+30.8570+130.9000/+30.8491+130.9200/+30.8400+130.9387/+30.8200+130.9390/+30.8000+130.9394/+30.7968+130.9200/+30.7940+130.9000/+30.7930+130.8800/+30.7920+130.8600/+30.7881+130.8400/+30.7833+130.8200/+30.7800+130.8040/+30.7792+130.8000/+30.7754+130.7800/+30.7726+130.7600/+30.7719+130.7400/+30.7721+130.7200/+30.7726+130.7000/+30.7697+130.6800/+30.7671+130.6600/+30.7649+130.6400/+30.7638+130.6200/+30.7711+130.6000/+30.7698+130.5800/+30.7695+130.5600/+30.7688+130.5400/+30.7672+130.5200/+30.7663+130.5000/+30.7653+130.4800/+30.7643+130.4600/+30.7632+130.4400/+30.7622+130.4200/+30.7614+130.4000/+30.7608+130.3800/+30.7604+130.3600/+30.7602+130.3400/+30.7601+130.3200/+30.7610+130.3000/+30.7800+130.2810/+30.8000+130.2805/+30.8195+130.3000/+30.8200+130.3200/+30.8200+130.3202/+30.8391+130.3400/+30.8397+130.3600/+30.8397+130.3800/+30.8400+130.4000/+30.8400+130.4009/+30.8552+130.4200/+30.8578+130.4400/+30.8584+130.4600/+30.8591+130.4800/+30.8600+130.4962/+30.8622+130.5000/+30.8708+130.5200/+30.8737+130.5400/+30.8751+130.5600/+30.8761+130.5800/+30.8767+130.6000/+30.8800+130.6105/+30.8863+130.6200/ 東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8071+130.3400/+30.8000+130.3501/+30.7800+130.3430/+30.7782+130.3400/+30.7674+130.3200/+30.7800+130.3074/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 東 4 鹿児島県三島村 4630300 2026-07-06T12:00:00+09:00 2026-07-06T15:00:00+09:00 降灰 70 +30.8195+130.3000/+30.8199+130.3200/+30.8200+130.3400/+30.8199+130.3600/+30.8199+130.3800/+30.8198+130.4000/+30.8198+130.4200/+30.8197+130.4400/+30.8195+130.4600/+30.8192+130.4800/+30.8190+130.5000/+30.8186+130.5200/+30.8180+130.5400/+30.8171+130.5600/+30.8156+130.5800/+30.8139+130.6000/+30.8182+130.6200/+30.8161+130.6400/+30.8134+130.6600/+30.8102+130.6800/+30.8065+130.7000/+30.8039+130.7200/+30.8000+130.7298/+30.7975+130.7400/+30.7947+130.7600/+30.7922+130.7800/+30.7892+130.8000/+30.7861+130.8200/+30.7818+130.8400/+30.7800+130.8495/+30.7777+130.8600/+30.7738+130.8800/+30.7689+130.9000/+30.7634+130.9200/+30.7600+130.9303/+30.7543+130.9400/+30.7455+130.9600/+30.7400+130.9764/+30.7387+130.9800/+30.7328+131.0000/+30.7207+131.0200/+30.7200+131.0211/+30.7073+131.0400/+30.7000+131.0521/+30.6920+131.0400/+30.6832+131.0200/+30.6800+131.0082/+30.6783+131.0000/+30.6795+130.9800/+30.6800+130.9717/+30.6806+130.9600/+30.6827+130.9400/+30.6860+130.9200/+30.6897+130.9000/+30.6944+130.8800/+30.7000+130.8608/+30.7003+130.8600/+30.7041+130.8400/+30.7036+130.8200/+30.7002+130.8000/+30.7041+130.7800/+30.7095+130.7600/+30.7149+130.7400/+30.7200+130.7257/+30.7207+130.7200/+30.7238+130.7000/+30.7247+130.6800/+30.7255+130.6600/+30.7260+130.6400/+30.7265+130.6200/+30.7400+130.6051/+30.7416+130.6000/+30.7422+130.5800/+30.7428+130.5600/+30.7435+130.5400/+30.7446+130.5200/+30.7461+130.5000/+30.7497+130.4800/+30.7562+130.4600/+30.7600+130.4545/+30.7602+130.4400/+30.7602+130.4200/+30.7602+130.4000/+30.7601+130.3800/+30.7601+130.3600/+30.7601+130.3400/+30.7601+130.3200/+30.7608+130.3000/+30.7800+130.2808/+30.8000+130.2805/+30.8195+130.3000/ 東 70 鹿児島県西之表市 4621300 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8073+130.3400/+30.8000+130.3501/+30.7800+130.3492/+30.7739+130.3400/+30.7638+130.3200/+30.7800+130.3038/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 東 4 鹿児島県三島村 4630300 2026-07-06T15:00:00+09:00 2026-07-06T18:00:00+09:00 降灰 70 +30.8197+130.3000/+30.8200+130.3200/+30.8200+130.3400/+30.8199+130.3600/+30.8199+130.3800/+30.8197+130.4000/+30.8196+130.4200/+30.8193+130.4400/+30.8190+130.4600/+30.8183+130.4800/+30.8173+130.5000/+30.8163+130.5200/+30.8139+130.5400/+30.8126+130.5600/+30.8072+130.5800/+30.8021+130.6000/+30.8129+130.6200/+30.8084+130.6400/+30.8044+130.6600/+30.8000+130.6757/+30.7991+130.6800/+30.7942+130.7000/+30.7866+130.7200/+30.7887+130.7400/+30.7848+130.7600/+30.7800+130.7791/+30.7797+130.7800/+30.7705+130.8000/+30.7623+130.8200/+30.7638+130.8400/+30.7600+130.8492/+30.7523+130.8600/+30.7400+130.8789/+30.7392+130.8800/+30.7279+130.9000/+30.7232+130.9200/+30.7200+130.9366/+30.7194+130.9400/+30.7146+130.9600/+30.7066+130.9800/+30.7000+130.9930/+30.6800+130.9842/+30.6766+130.9800/+30.6700+130.9600/+30.6719+130.9400/+30.6763+130.9200/+30.6792+130.9000/+30.6800+130.8843/+30.6802+130.8800/+30.6810+130.8600/+30.6827+130.8400/+30.6856+130.8200/+30.6931+130.8000/+30.6950+130.7800/+30.6968+130.7600/+30.6987+130.7400/+30.7000+130.7286/+30.7011+130.7200/+30.7177+130.7000/+30.7200+130.6949/+30.7214+130.6800/+30.7226+130.6600/+30.7234+130.6400/+30.7240+130.6200/+30.7357+130.6000/+30.7400+130.5906/+30.7406+130.5800/+30.7413+130.5600/+30.7420+130.5400/+30.7427+130.5200/+30.7430+130.5000/+30.7443+130.4800/+30.7469+130.4600/+30.7543+130.4400/+30.7600+130.4314/+30.7601+130.4200/+30.7602+130.4000/+30.7601+130.3800/+30.7601+130.3600/+30.7601+130.3400/+30.7601+130.3200/+30.7605+130.3000/+30.7800+130.2805/+30.8000+130.2803/+30.8197+130.3000/ 東 70 鹿児島県西之表市 4621300 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8188+130.3200/+30.8006+130.3400/+30.8000+130.3408/+30.7800+130.3403/+30.7798+130.3400/+30.7662+130.3200/+30.7800+130.3062/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 東 4 鹿児島県三島村 4630300 2026-07-06T18:00:00+09:00 2026-07-06T21:00:00+09:00 降灰 70 +30.8198+130.3000/+30.8200+130.3200/+30.8200+130.3400/+30.8199+130.3600/+30.8198+130.3800/+30.8197+130.4000/+30.8195+130.4200/+30.8192+130.4400/+30.8189+130.4600/+30.8184+130.4800/+30.8176+130.5000/+30.8157+130.5200/+30.8146+130.5400/+30.8112+130.5600/+30.8081+130.5800/+30.8048+130.6000/+30.8128+130.6200/+30.8088+130.6400/+30.8050+130.6600/+30.8000+130.6778/+30.7996+130.6800/+30.7943+130.7000/+30.7897+130.7200/+30.7872+130.7400/+30.7831+130.7600/+30.7800+130.7749/+30.7787+130.7800/+30.7719+130.8000/+30.7655+130.8200/+30.7600+130.8359/+30.7545+130.8400/+30.7400+130.8527/+30.7271+130.8400/+30.7200+130.8377/+30.7073+130.8200/+30.7048+130.8000/+30.7054+130.7800/+30.7060+130.7600/+30.7083+130.7400/+30.7110+130.7200/+30.7200+130.7085/+30.7221+130.7000/+30.7236+130.6800/+30.7247+130.6600/+30.7258+130.6400/+30.7261+130.6200/+30.7397+130.6000/+30.7400+130.5993/+30.7411+130.5800/+30.7417+130.5600/+30.7430+130.5400/+30.7438+130.5200/+30.7445+130.5000/+30.7463+130.4800/+30.7488+130.4600/+30.7552+130.4400/+30.7600+130.4320/+30.7602+130.4200/+30.7602+130.4000/+30.7602+130.3800/+30.7601+130.3600/+30.7601+130.3400/+30.7601+130.3200/+30.7603+130.3000/+30.7800+130.2803/+30.8000+130.2802/+30.8198+130.3000/ 東 50 鹿児島県西之表市 4621300 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8186+130.3200/+30.8000+130.3397/+30.7800+130.3378/+30.7671+130.3200/+30.7800+130.3071/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 東 2 鹿児島県三島村 4630300 2026-07-06T21:00:00+09:00 2026-07-07T00:00:00+09:00 降灰 70 +30.8199+130.3000/+30.8200+130.3200/+30.8199+130.3400/+30.8198+130.3600/+30.8193+130.3800/+30.8177+130.4000/+30.8140+130.4200/+30.8050+130.4400/+30.8000+130.4495/+30.7997+130.4600/+30.7988+130.4800/+30.7979+130.5000/+30.7967+130.5200/+30.7938+130.5400/+30.7898+130.5600/+30.7825+130.5800/+30.7809+130.6000/+30.7800+130.6141/+30.7798+130.6200/+30.7765+130.6400/+30.7738+130.6600/+30.7701+130.6800/+30.7635+130.7000/+30.7600+130.7126/+30.7565+130.7200/+30.7487+130.7400/+30.7414+130.7600/+30.7400+130.7633/+30.7318+130.7800/+30.7200+130.7989/+30.7000+130.7850/+30.6978+130.7800/+30.6935+130.7600/+30.6921+130.7400/+30.6913+130.7200/+30.6932+130.7000/+30.6948+130.6800/+30.6960+130.6600/+30.6968+130.6400/+30.7000+130.6256/+30.7008+130.6200/+30.7047+130.6000/+30.7173+130.5800/+30.7200+130.5716/+30.7207+130.5600/+30.7221+130.5400/+30.7232+130.5200/+30.7257+130.5000/+30.7302+130.4800/+30.7400+130.4631/+30.7402+130.4600/+30.7406+130.4400/+30.7409+130.4200/+30.7414+130.4000/+30.7430+130.3800/+30.7565+130.3600/+30.7600+130.3564/+30.7600+130.3400/+30.7600+130.3200/+30.7602+130.3000/+30.7800+130.2802/+30.8000+130.2801/+30.8199+130.3000/ +30.7004+130.8200/+30.7000+130.8207/+30.6998+130.8200/+30.7000+130.8195/+30.7004+130.8200/ 東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8185+130.3200/+30.8000+130.3393/+30.7800+130.3370/+30.7663+130.3200/+30.7800+130.3063/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 東 2 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、６日０９時から１２時までは火口から東方向、６日２１時から２４時までは火口から東方向に降灰が予想されます。 　６日６時から６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 　０６日０６時から０９時まで　東　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０６日０９時から１２時まで　東　　　　　　　６０ｋｍ　　４ｋｍ　　　　　 　０６日１２時から１５時まで　東　　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　０６日１５時から１８時まで　東　　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　０６日１８時から２１時まで　東　　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　０６日２１時から２４時まで　東　　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　 　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、西之表市 　 　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。