2026-09-09T17:00:00Z 通常 気象庁本庁 気象庁 2026-09-10T02:00:00+09:00 2026-09-10T03:00:00+09:00 2026-09-10T21:00:00+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、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 2026-09-10T03:00:00+09:00 2026-09-10T06:00:00+09:00 降灰 70 +30.8851+129.8000/+30.8875+129.8200/+30.8895+129.8400/+30.8861+129.8600/+30.8824+129.8800/+30.8808+129.9000/+30.8800+129.9047/+30.8786+129.9200/+30.8761+129.9400/+30.8729+129.9600/+30.8684+129.9800/+30.8648+130.0000/+30.8600+130.0049/+30.8524+130.0200/+30.8487+130.0400/+30.8445+130.0600/+30.8400+130.0719/+30.8394+130.0800/+30.8378+130.1000/+30.8370+130.1200/+30.8364+130.1400/+30.8359+130.1600/+30.8345+130.1800/+30.8316+130.2000/+30.8251+130.2200/+30.8200+130.2284/+30.8199+130.2400/+30.8199+130.2600/+30.8200+130.2800/+30.8199+130.3000/+30.8087+130.3200/+30.8000+130.3287/+30.7839+130.3200/+30.7800+130.3200/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7601+130.2400/+30.7600+130.2200/+30.7600+130.2176/+30.7492+130.2000/+30.7459+130.1800/+30.7455+130.1600/+30.7459+130.1400/+30.7462+130.1200/+30.7453+130.1000/+30.7469+130.0800/+30.7459+130.0600/+30.7479+130.0400/+30.7495+130.0200/+30.7527+130.0000/+30.7475+129.9800/+30.7508+129.9600/+30.7555+129.9400/+30.7600+129.9252/+30.7612+129.9200/+30.7669+129.9000/+30.7740+129.8800/+30.7784+129.8600/+30.7800+129.8542/+30.7847+129.8400/+30.7909+129.8200/+30.7983+129.8000/+30.8000+129.7967/+30.8183+129.7800/+30.8200+129.7780/+30.8346+129.7600/+30.8400+129.7529/+30.8600+129.7448/+30.8759+129.7600/+30.8786+129.7800/+30.8800+129.7825/+30.8851+129.8000/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8126+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7801+130.3000/+30.7800+130.2939/+30.7761+130.2800/+30.7800+130.2744/+30.8000+130.2644/+30.8126+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 +30.8304+129.7200/+30.8373+129.7400/+30.8385+129.7600/+30.8365+129.7800/+30.8345+129.8000/+30.8367+129.8200/+30.8384+129.8400/+30.8384+129.8600/+30.8384+129.8800/+30.8361+129.9000/+30.8363+129.9200/+30.8357+129.9400/+30.8353+129.9600/+30.8350+129.9800/+30.8320+130.0000/+30.8314+130.0200/+30.8300+130.0400/+30.8271+130.0600/+30.8255+130.0800/+30.8265+130.1000/+30.8277+130.1200/+30.8219+130.1400/+30.8200+130.1519/+30.8199+130.1600/+30.8198+130.1800/+30.8198+130.2000/+30.8198+130.2200/+30.8199+130.2400/+30.8199+130.2600/+30.8200+130.2800/+30.8199+130.3000/+30.8059+130.3200/+30.8000+130.3259/+30.7896+130.3200/+30.7800+130.3199/+30.7602+130.3000/+30.7601+130.2800/+30.7601+130.2600/+30.7600+130.2400/+30.7600+130.2394/+30.7451+130.2200/+30.7428+130.2000/+30.7421+130.1800/+30.7420+130.1600/+30.7416+130.1400/+30.7415+130.1200/+30.7411+130.1000/+30.7410+130.0800/+30.7405+130.0600/+30.7400+130.0484/+30.7376+130.0400/+30.7375+130.0200/+30.7372+130.0000/+30.7294+129.9800/+30.7309+129.9600/+30.7318+129.9400/+30.7320+129.9200/+30.7318+129.9000/+30.7324+129.8800/+30.7357+129.8600/+30.7400+129.8417/+30.7405+129.8400/+30.7442+129.8200/+30.7490+129.8000/+30.7556+129.7800/+30.7600+129.7643/+30.7612+129.7600/+30.7682+129.7400/+30.7771+129.7200/+30.7800+129.7140/+30.7873+129.7000/+30.7981+129.6800/+30.8000+129.6772/+30.8033+129.6800/+30.8199+129.7000/+30.8200+129.7002/+30.8304+129.7200/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8124+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7800+130.3071/+30.7729+130.3000/+30.7742+130.2800/+30.7800+130.2711/+30.8000+130.2643/+30.8124+130.2800/ 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 +30.9203+129.8600/+30.9227+129.8800/+30.9208+129.9000/+30.9200+129.9133/+30.9198+129.9200/+30.9176+129.9400/+30.9142+129.9600/+30.9088+129.9800/+30.9000+129.9986/+30.8997+130.0000/+30.8961+130.0200/+30.8881+130.0400/+30.8833+130.0600/+30.8800+130.0645/+30.8762+130.0800/+30.8724+130.1000/+30.8658+130.1200/+30.8600+130.1321/+30.8594+130.1400/+30.8576+130.1600/+30.8555+130.1800/+30.8447+130.2000/+30.8400+130.2056/+30.8396+130.2200/+30.8393+130.2400/+30.8387+130.2600/+30.8361+130.2800/+30.8200+130.2996/+30.8200+130.3000/+30.8178+130.3200/+30.8000+130.3378/+30.7800+130.3325/+30.7675+130.3200/+30.7602+130.3000/+30.7601+130.2800/+30.7602+130.2600/+30.7604+130.2400/+30.7608+130.2200/+30.7615+130.2000/+30.7625+130.1800/+30.7638+130.1600/+30.7659+130.1400/+30.7674+130.1200/+30.7707+130.1000/+30.7727+130.0800/+30.7761+130.0600/+30.7800+130.0487/+30.7813+130.0400/+30.7837+130.0200/+30.7853+130.0000/+30.7880+129.9800/+30.7932+129.9600/+30.8000+129.9424/+30.8012+129.9400/+30.8145+129.9200/+30.8200+129.9078/+30.8237+129.9000/+30.8327+129.8800/+30.8392+129.8600/+30.8400+129.8577/+30.8498+129.8400/+30.8600+129.8258/+30.8641+129.8200/+30.8779+129.8000/+30.8800+129.7980/+30.8852+129.8000/+30.9000+129.8128/+30.9055+129.8200/+30.9155+129.8400/+30.9200+129.8582/+30.9203+129.8600/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8107+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7872+130.2800/+30.8000+130.2668/+30.8107+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 +30.9411+129.8800/+30.9400+129.8869/+30.9381+129.9000/+30.9359+129.9200/+30.9267+129.9400/+30.9200+129.9574/+30.9193+129.9600/+30.9130+129.9800/+30.9036+130.0000/+30.9000+130.0035/+30.8933+130.0200/+30.8800+130.0400/+30.8772+130.0600/+30.8724+130.0800/+30.8663+130.1000/+30.8600+130.1106/+30.8591+130.1200/+30.8574+130.1400/+30.8554+130.1600/+30.8480+130.1800/+30.8400+130.1902/+30.8396+130.2000/+30.8394+130.2200/+30.8392+130.2400/+30.8384+130.2600/+30.8330+130.2800/+30.8230+130.3000/+30.8200+130.3027/+30.8180+130.3200/+30.8000+130.3380/+30.7800+130.3344/+30.7656+130.3200/+30.7601+130.3000/+30.7601+130.2800/+30.7602+130.2600/+30.7606+130.2400/+30.7614+130.2200/+30.7629+130.2000/+30.7653+130.1800/+30.7705+130.1600/+30.7786+130.1400/+30.7800+130.1322/+30.7802+130.1200/+30.7814+130.1000/+30.7829+130.0800/+30.7851+130.0600/+30.7890+130.0400/+30.7942+130.0200/+30.8000+130.0065/+30.8012+130.0000/+30.8000+129.9857/+30.7984+129.9800/+30.8000+129.9757/+30.8047+129.9600/+30.8136+129.9400/+30.8200+129.9307/+30.8282+129.9200/+30.8376+129.9000/+30.8400+129.8955/+30.8506+129.8800/+30.8600+129.8657/+30.8644+129.8600/+30.8800+129.8437/+30.8939+129.8400/+30.9000+129.8340/+30.9133+129.8200/+30.9200+129.8167/+30.9237+129.8200/+30.9307+129.8400/+30.9372+129.8600/+30.9400+129.8734/+30.9411+129.8800/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8035+130.2800/+30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7966+130.2800/+30.8000+130.2758/+30.8035+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-09-10T15:00:00+09:00 2026-09-10T18:00:00+09:00 降灰 70 +30.9053+129.8800/+30.9071+129.9000/+30.9093+129.9200/+30.9071+129.9400/+30.9038+129.9600/+30.9000+129.9745/+30.8994+129.9800/+30.8981+130.0000/+30.8932+130.0200/+30.8890+130.0400/+30.8800+130.0575/+30.8794+130.0600/+30.8760+130.0800/+30.8725+130.1000/+30.8667+130.1200/+30.8600+130.1315/+30.8592+130.1400/+30.8573+130.1600/+30.8537+130.1800/+30.8414+130.2000/+30.8400+130.2017/+30.8396+130.2200/+30.8394+130.2400/+30.8388+130.2600/+30.8345+130.2800/+30.8200+130.2952/+30.8200+130.3000/+30.8187+130.3200/+30.8000+130.3387/+30.7800+130.3365/+30.7635+130.3200/+30.7601+130.3000/+30.7601+130.2800/+30.7603+130.2600/+30.7612+130.2400/+30.7644+130.2200/+30.7713+130.2000/+30.7800+130.1846/+30.7801+130.1800/+30.7805+130.1600/+30.7814+130.1400/+30.7827+130.1200/+30.7850+130.1000/+30.7889+130.0800/+30.7963+130.0600/+30.8000+130.0501/+30.8012+130.0400/+30.8029+130.0200/+30.8076+130.0000/+30.8113+129.9800/+30.8183+129.9600/+30.8200+129.9558/+30.8253+129.9400/+30.8368+129.9200/+30.8400+129.9145/+30.8484+129.9000/+30.8600+129.8809/+30.8608+129.8800/+30.8665+129.8600/+30.8741+129.8400/+30.8800+129.8333/+30.8891+129.8400/+30.8989+129.8600/+30.9000+129.8628/+30.9053+129.8800/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8189+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.8000+130.2800/+30.8189+130.3000/ 北西 1 鹿児島県三島村 4630300 2026-09-10T18:00:00+09:00 2026-09-10T21:00:00+09:00 降灰 70 +30.8814+129.9200/+30.8846+129.9400/+30.8854+129.9600/+30.8850+129.9800/+30.8836+130.0000/+30.8800+130.0055/+30.8758+130.0200/+30.8727+130.0400/+30.8703+130.0600/+30.8629+130.0800/+30.8600+130.0932/+30.8597+130.1000/+30.8585+130.1200/+30.8573+130.1400/+30.8552+130.1600/+30.8511+130.1800/+30.8400+130.1983/+30.8399+130.2000/+30.8396+130.2200/+30.8395+130.2400/+30.8391+130.2600/+30.8363+130.2800/+30.8200+130.2976/+30.8200+130.3000/+30.8188+130.3200/+30.8000+130.3388/+30.7800+130.3368/+30.7632+130.3200/+30.7601+130.3000/+30.7601+130.2800/+30.7604+130.2600/+30.7617+130.2400/+30.7658+130.2200/+30.7759+130.2000/+30.7800+130.1916/+30.7802+130.1800/+30.7805+130.1600/+30.7810+130.1400/+30.7820+130.1200/+30.7836+130.1000/+30.7855+130.0800/+30.7898+130.0600/+30.7919+130.0400/+30.7957+130.0200/+30.7984+130.0000/+30.7963+129.9800/+30.8000+129.9621/+30.8004+129.9600/+30.8055+129.9400/+30.8141+129.9200/+30.8200+129.9116/+30.8284+129.9000/+30.8400+129.8842/+30.8600+129.8864/+30.8764+129.9000/+30.8800+129.9110/+30.8814+129.9200/ 西 40 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.8000+130.2800/+30.8188+130.3000/ 北西 1 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、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。 　１０日３時から１０日２１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 　１０日０３時から０６時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１０日０６時から０９時まで　西　　　　　　　６０ｋｍ　　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　　　　　 　１０日１５時から１８時まで　西　　　　　　　５０ｋｍ　　１ｋｍ　　　　　 　１０日１８時から２１時まで　西　　　　　　　４０ｋｍ　　１ｋｍ　　　　　 　 　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。