2026-07-09T08:00:00Z 通常 気象庁本庁 気象庁 2026-07-09T17:00:00+09:00 2026-07-09T18:00:00+09:00 2026-07-10T12:00:00+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、９日２１時から２４時までは火口から西方向、１０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 2026-07-09T18:00:00+09:00 2026-07-09T21:00:00+09:00 降灰 70 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西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8135+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7865+130.2800/+30.8000+130.2629/+30.8135+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-09T21:00:00+09:00 2026-07-10T00:00:00+09:00 降灰 70 +31.0393+129.7000/+31.0348+129.7200/+31.0335+129.7400/+31.0294+129.7600/+31.0236+129.7800/+31.0200+129.7971/+31.0195+129.8000/+31.0103+129.8200/+31.0000+129.8368/+30.9989+129.8400/+30.9915+129.8600/+30.9857+129.8800/+30.9802+129.9000/+30.9800+129.9008/+30.9733+129.9200/+30.9600+129.9351/+30.9579+129.9400/+30.9510+129.9600/+30.9431+129.9800/+30.9400+129.9870/+30.9365+130.0000/+30.9313+130.0200/+30.9200+130.0315/+30.9154+130.0400/+30.9096+130.0600/+30.9000+130.0741/+30.8987+130.0800/+30.8945+130.1000/+30.8864+130.1200/+30.8800+130.1280/+30.8784+130.1400/+30.8750+130.1600/+30.8600+130.1797/+30.8600+130.1800/+30.8591+130.2000/+30.8572+130.2200/+30.8400+130.2393/+30.8400+130.2400/+30.8398+130.2600/+30.8395+130.2800/+30.8334+130.3000/+30.8200+130.3134/+30.8000+130.3200/+30.7800+130.3197/+30.7604+130.3000/+30.7605+130.2800/+30.7629+130.2600/+30.7800+130.2418/+30.7801+130.2400/+30.7802+130.2200/+30.7806+130.2000/+30.7816+130.1800/+30.7841+130.1600/+30.7924+130.1400/+30.8000+130.1265/+30.8004+130.1200/+30.8018+130.1000/+30.8042+130.0800/+30.8083+130.0600/+30.8153+130.0400/+30.8200+130.0311/+30.8221+130.0200/+30.8262+130.0000/+30.8264+129.9800/+30.8348+129.9600/+30.8400+129.9513/+30.8432+129.9400/+30.8506+129.9200/+30.8586+129.9000/+30.8600+129.8957/+30.8665+129.8800/+30.8783+129.8600/+30.8800+129.8579/+30.8894+129.8400/+30.8974+129.8200/+30.9000+129.8149/+30.9108+129.8000/+30.9200+129.7830/+30.9217+129.7800/+30.9353+129.7600/+30.9400+129.7534/+30.9543+129.7400/+30.9600+129.7339/+30.9739+129.7200/+30.9800+129.7126/+30.9888+129.7000/+31.0000+129.6832/+31.0200+129.6871/+31.0393+129.7000/ 西 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8174+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7865+130.2800/+30.8000+130.2624/+30.8174+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-10T00:00:00+09:00 2026-07-10T03:00:00+09:00 降灰 70 +31.0831+129.7000/+31.0800+129.7104/+31.0777+129.7200/+31.0739+129.7400/+31.0682+129.7600/+31.0600+129.7771/+31.0582+129.7800/+31.0486+129.8000/+31.0400+129.8189/+31.0397+129.8200/+31.0345+129.8400/+31.0275+129.8600/+31.0200+129.8735/+31.0170+129.8800/+31.0043+129.9000/+31.0000+129.9043/+30.9948+129.9200/+30.9905+129.9400/+30.9800+129.9574/+30.9784+129.9600/+30.9647+129.9800/+30.9600+129.9860/+30.9573+130.0000/+30.9534+130.0200/+30.9448+130.0400/+30.9400+130.0449/+30.9257+130.0600/+30.9200+130.0669/+30.9172+130.0800/+30.9118+130.1000/+30.9000+130.1145/+30.8991+130.1200/+30.8961+130.1400/+30.8800+130.1591/+30.8799+130.1600/+30.8784+130.1800/+30.8698+130.2000/+30.8600+130.2101/+30.8596+130.2200/+30.8578+130.2400/+30.8400+130.2581/+30.8399+130.2600/+30.8398+130.2800/+30.8372+130.3000/+30.8200+130.3172/+30.8000+130.3200/+30.7800+130.3195/+30.7607+130.3000/+30.7622+130.2800/+30.7800+130.2622/+30.7801+130.2600/+30.7802+130.2400/+30.7816+130.2200/+30.8000+130.2007/+30.8001+130.2000/+30.8007+130.1800/+30.8032+130.1600/+30.8184+130.1400/+30.8200+130.1380/+30.8213+130.1200/+30.8252+130.1000/+30.8398+130.0800/+30.8400+130.0796/+30.8421+130.0600/+30.8476+130.0400/+30.8559+130.0200/+30.8532+130.0000/+30.8600+129.9894/+30.8645+129.9800/+30.8709+129.9600/+30.8800+129.9435/+30.8818+129.9400/+30.8978+129.9200/+30.8948+129.9000/+30.9000+129.8897/+30.9073+129.8800/+30.9200+129.8605/+30.9202+129.8600/+30.9296+129.8400/+30.9379+129.8200/+30.9400+129.8155/+30.9530+129.8000/+30.9600+129.7888/+30.9648+129.7800/+30.9761+129.7600/+30.9800+129.7525/+30.9873+129.7400/+31.0000+129.7225/+31.0036+129.7200/+31.0200+129.7017/+31.0209+129.7000/+31.0343+129.6800/+31.0400+129.6725/+31.0600+129.6629/+31.0791+129.6800/+31.0800+129.6827/+31.0831+129.7000/ 北西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8184+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7858+130.2800/+30.8000+130.2621/+30.8184+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-10T03:00:00+09:00 2026-07-10T06:00:00+09:00 降灰 70 +31.0606+129.6200/+31.0617+129.6400/+31.0600+129.6529/+31.0578+129.6600/+31.0485+129.6800/+31.0439+129.7000/+31.0400+129.7092/+31.0366+129.7200/+31.0328+129.7400/+31.0297+129.7600/+31.0260+129.7800/+31.0225+129.8000/+31.0200+129.8076/+31.0150+129.8200/+31.0000+129.8365/+30.9987+129.8400/+30.9940+129.8600/+30.9900+129.8800/+30.9869+129.9000/+30.9827+129.9200/+30.9800+129.9274/+30.9616+129.9400/+30.9600+129.9407/+30.9561+129.9600/+30.9519+129.9800/+30.9454+130.0000/+30.9400+130.0095/+30.9375+130.0200/+30.9200+130.0362/+30.9182+130.0400/+30.9136+130.0600/+30.9000+130.0799/+30.9000+130.0800/+30.8981+130.1000/+30.8936+130.1200/+30.8800+130.1355/+30.8795+130.1400/+30.8785+130.1600/+30.8718+130.1800/+30.8600+130.1923/+30.8597+130.2000/+30.8592+130.2200/+30.8506+130.2400/+30.8400+130.2510/+30.8399+130.2600/+30.8398+130.2800/+30.8365+130.3000/+30.8200+130.3165/+30.8000+130.3200/+30.7800+130.3196/+30.7606+130.3000/+30.7617+130.2800/+30.7800+130.2616/+30.7801+130.2600/+30.7802+130.2400/+30.7808+130.2200/+30.7895+130.2000/+30.8000+130.1888/+30.8004+130.1800/+30.8016+130.1600/+30.8070+130.1400/+30.8200+130.1223/+30.8202+130.1200/+30.8220+130.1000/+30.8259+130.0800/+30.8363+130.0600/+30.8400+130.0550/+30.8424+130.0400/+30.8475+130.0200/+30.8468+130.0000/+30.8541+129.9800/+30.8600+129.9672/+30.8619+129.9600/+30.8679+129.9400/+30.8787+129.9200/+30.8800+129.9174/+30.8844+129.9000/+30.8914+129.8800/+30.8979+129.8600/+30.9000+129.8558/+30.9141+129.8400/+30.9200+129.8307/+30.9234+129.8200/+30.9232+129.8000/+30.9309+129.7800/+30.9400+129.7651/+30.9449+129.7600/+30.9595+129.7400/+30.9600+129.7391/+30.9688+129.7200/+30.9769+129.7000/+30.9800+129.6928/+30.9865+129.6800/+31.0000+129.6605/+31.0021+129.6600/+31.0200+129.6504/+31.0275+129.6400/+31.0367+129.6200/+31.0400+129.6093/+31.0600+129.6112/+31.0606+129.6200/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8186+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7855+130.2800/+30.8000+130.2622/+30.8186+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-10T06:00:00+09:00 2026-07-10T09:00:00+09:00 降灰 70 +31.0615+129.6000/+31.0600+129.6096/+31.0550+129.6200/+31.0512+129.6400/+31.0445+129.6600/+31.0400+129.6697/+31.0362+129.6800/+31.0330+129.7000/+31.0294+129.7200/+31.0266+129.7400/+31.0234+129.7600/+31.0200+129.7740/+31.0184+129.7800/+31.0119+129.8000/+31.0000+129.8197/+30.9999+129.8200/+30.9930+129.8400/+30.9907+129.8600/+30.9884+129.8800/+30.9845+129.9000/+30.9800+129.9141/+30.9774+129.9200/+30.9600+129.9331/+30.9577+129.9400/+30.9545+129.9600/+30.9499+129.9800/+30.9405+130.0000/+30.9400+130.0009/+30.9365+130.0200/+30.9200+130.0355/+30.9178+130.0400/+30.9135+130.0600/+30.9000+130.0769/+30.8996+130.0800/+30.8980+130.1000/+30.8924+130.1200/+30.8800+130.1341/+30.8796+130.1400/+30.8787+130.1600/+30.8726+130.1800/+30.8600+130.1928/+30.8597+130.2000/+30.8593+130.2200/+30.8527+130.2400/+30.8400+130.2528/+30.8399+130.2600/+30.8398+130.2800/+30.8359+130.3000/+30.8200+130.3159/+30.8000+130.3200/+30.7800+130.3195/+30.7606+130.3000/+30.7618+130.2800/+30.7800+130.2618/+30.7801+130.2600/+30.7802+130.2400/+30.7813+130.2200/+30.8000+130.2000/+30.8005+130.1800/+30.8023+130.1600/+30.8119+130.1400/+30.8200+130.1302/+30.8207+130.1200/+30.8228+130.1000/+30.8289+130.0800/+30.8400+130.0651/+30.8409+130.0600/+30.8433+130.0400/+30.8495+130.0200/+30.8465+130.0000/+30.8576+129.9800/+30.8600+129.9752/+30.8637+129.9600/+30.8694+129.9400/+30.8779+129.9200/+30.8800+129.9152/+30.8834+129.9000/+30.8892+129.8800/+30.8938+129.8600/+30.9000+129.8452/+30.9034+129.8400/+30.9156+129.8200/+30.9187+129.8000/+30.9200+129.7958/+30.9252+129.7800/+30.9357+129.7600/+30.9400+129.7531/+30.9515+129.7400/+30.9600+129.7273/+30.9639+129.7200/+30.9717+129.7000/+30.9781+129.6800/+30.9800+129.6749/+30.9862+129.6600/+30.9969+129.6400/+31.0000+129.6357/+31.0200+129.6290/+31.0290+129.6200/+31.0356+129.6000/+31.0400+129.5898/+31.0600+129.5931/+31.0615+129.6000/ 西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8185+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7856+130.2800/+30.8000+130.2618/+30.8185+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-07-10T09:00:00+09:00 2026-07-10T12:00:00+09:00 降灰 70 +31.0694+129.6200/+31.0726+129.6400/+31.0715+129.6600/+31.0683+129.6800/+31.0657+129.7000/+31.0600+129.7120/+31.0542+129.7200/+31.0431+129.7400/+31.0400+129.7464/+31.0357+129.7600/+31.0303+129.7800/+31.0260+129.8000/+31.0200+129.8193/+31.0197+129.8200/+31.0075+129.8400/+31.0000+129.8477/+30.9968+129.8600/+30.9927+129.8800/+30.9881+129.9000/+30.9811+129.9200/+30.9800+129.9232/+30.9609+129.9400/+30.9600+129.9405/+30.9562+129.9600/+30.9508+129.9800/+30.9432+130.0000/+30.9400+130.0057/+30.9369+130.0200/+30.9200+130.0362/+30.9182+130.0400/+30.9143+130.0600/+30.9000+130.0792/+30.8999+130.0800/+30.8979+130.1000/+30.8936+130.1200/+30.8800+130.1357/+30.8795+130.1400/+30.8784+130.1600/+30.8713+130.1800/+30.8600+130.1917/+30.8597+130.2000/+30.8591+130.2200/+30.8504+130.2400/+30.8400+130.2504/+30.8399+130.2600/+30.8397+130.2800/+30.8354+130.3000/+30.8200+130.3154/+30.8000+130.3199/+30.7800+130.3195/+30.7606+130.3000/+30.7613+130.2800/+30.7800+130.2612/+30.7801+130.2600/+30.7801+130.2400/+30.7806+130.2200/+30.7843+130.2000/+30.8000+130.1827/+30.8002+130.1800/+30.8010+130.1600/+30.8031+130.1400/+30.8126+130.1200/+30.8200+130.1089/+30.8208+130.1000/+30.8231+130.0800/+30.8270+130.0600/+30.8363+130.0400/+30.8400+130.0336/+30.8426+130.0200/+30.8446+130.0000/+30.8499+129.9800/+30.8562+129.9600/+30.8600+129.9519/+30.8639+129.9400/+30.8739+129.9200/+30.8800+129.9077/+30.8823+129.9000/+30.8887+129.8800/+30.8942+129.8600/+30.9000+129.8475/+30.9052+129.8400/+30.9189+129.8200/+30.9200+129.8166/+30.9239+129.8000/+30.9331+129.7800/+30.9400+129.7699/+30.9492+129.7600/+30.9600+129.7448/+30.9627+129.7400/+30.9719+129.7200/+30.9800+129.7032/+30.9816+129.7000/+30.9934+129.6800/+31.0000+129.6719/+31.0149+129.6600/+31.0200+129.6528/+31.0271+129.6400/+31.0381+129.6200/+31.0400+129.6165/+31.0600+129.6030/+31.0694+129.6200/ 北西 70 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8212+130.2800/+30.8200+130.2812/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7852+130.2800/+30.8000+130.2614/+30.8200+130.2760/+30.8212+130.2800/ 北西 4 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、９日２１時から２４時までは火口から西方向、１０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。 　９日１８時から１０日１２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 　０９日１８時から２１時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０９日２１時から２４時まで　西　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　１０日００時から０３時まで　北西　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　１０日０３時から０６時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　１０日０６時から０９時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　１０日０９時から１２時まで　北西　　　　　　７０ｋｍ　　４ｋｍ　　　　　 　 　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。