2026-09-07T17:00:00Z 通常 気象庁本庁 気象庁 2026-09-08T02:00:00+09:00 2026-09-08T03:00:00+09:00 2026-09-08T21:00:00+09:00 511 発表 1 降灰予報 1.1_0 　現在、諏訪之瀬島は噴火警戒レベル２（火口周辺規制）です。諏訪之瀬島で噴火が発生した場合には、８日０９時から１２時までは火口から南方向に降灰が予想されます。 降灰予報（定時） 06 諏訪之瀬島 511 降灰 70 鹿児島県十島村 4630400 小さな噴石の落下 75 鹿児島県十島村 4630400 降灰予報（定時） 06 諏訪之瀬島 511 +2938.30+12942.83+796/ 降灰 70 鹿児島県十島村 4630400 小さな噴石の落下 75 鹿児島県十島村 4630400 2026-09-08T03:00:00+09:00 2026-09-08T06:00:00+09:00 降灰 70 +29.6599+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7400/+29.6000+129.7400/+29.5990+129.7400/+29.5800+129.7558/+29.5600+129.7578/+29.5400+129.7583/+29.5200+129.7584/+29.5000+129.7587/+29.4800+129.7589/+29.4600+129.7598/+29.4544+129.7600/+29.4400+129.7645/+29.4200+129.7695/+29.4000+129.7675/+29.3800+129.7716/+29.3600+129.7759/+29.3400+129.7759/+29.3200+129.7752/+29.3000+129.7747/+29.2800+129.7788/+29.2600+129.7789/+29.2400+129.7791/+29.2200+129.7773/+29.2000+129.7749/+29.1800+129.7729/+29.1600+129.7684/+29.1400+129.7637/+29.1203+129.7600/+29.1200+129.7598/+29.1000+129.7448/+29.0951+129.7400/+29.1000+129.7367/+29.1200+129.7202/+29.1202+129.7200/+29.1373+129.7000/+29.1400+129.6990/+29.1600+129.6906/+29.1800+129.6828/+29.2000+129.6820/+29.2074+129.6800/+29.2200+129.6759/+29.2400+129.6709/+29.2600+129.6694/+29.2800+129.6681/+29.3000+129.6694/+29.3200+129.6667/+29.3400+129.6644/+29.3600+129.6635/+29.3800+129.6698/+29.4000+129.6700/+29.4200+129.6702/+29.4400+129.6717/+29.4600+129.6722/+29.4800+129.6721/+29.5000+129.6764/+29.5097+129.6800/+29.5200+129.6802/+29.5400+129.6803/+29.5600+129.6803/+29.5800+129.6802/+29.6000+129.6801/+29.6200+129.6801/+29.6400+129.6801/+29.6599+129.7000/ 南 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6579+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7342/+29.6035+129.7200/+29.6038+129.7000/+29.6200+129.6861/+29.6400+129.6821/+29.6579+129.7000/ 南 3 鹿児島県十島村 4630400 2026-09-08T06:00:00+09:00 2026-09-08T09:00:00+09:00 降灰 70 +29.6599+129.7000/+29.6599+129.7200/+29.6400+129.7399/+29.6200+129.7400/+29.6190+129.7400/+29.6000+129.7582/+29.5800+129.7593/+29.5600+129.7595/+29.5400+129.7596/+29.5200+129.7600/+29.5000+129.7733/+29.4800+129.7756/+29.4600+129.7773/+29.4400+129.7782/+29.4200+129.7791/+29.4160+129.7800/+29.4000+129.7909/+29.3800+129.7918/+29.3600+129.7954/+29.3400+129.7977/+29.3200+129.7989/+29.3070+129.8000/+29.3000+129.8016/+29.2800+129.8093/+29.2600+129.8080/+29.2400+129.8065/+29.2200+129.8056/+29.2000+129.8051/+29.1821+129.8000/+29.1800+129.7992/+29.1600+129.7899/+29.1400+129.7808/+29.1374+129.7800/+29.1200+129.7717/+29.1087+129.7600/+29.1200+129.7496/+29.1298+129.7400/+29.1400+129.7370/+29.1600+129.7301/+29.1800+129.7235/+29.1886+129.7200/+29.2000+129.7154/+29.2200+129.7120/+29.2400+129.7091/+29.2600+129.7035/+29.2775+129.7000/+29.2800+129.6996/+29.2820+129.7000/+29.3000+129.7026/+29.3191+129.7000/+29.3200+129.6998/+29.3400+129.6953/+29.3600+129.6921/+29.3741+129.7000/+29.3800+129.7011/+29.3911+129.7000/+29.4000+129.6965/+29.4123+129.7000/+29.4200+129.7003/+29.4244+129.7000/+29.4400+129.6937/+29.4600+129.6901/+29.4800+129.6888/+29.5000+129.6857/+29.5200+129.6839/+29.5400+129.6825/+29.5600+129.6815/+29.5800+129.6807/+29.6000+129.6803/+29.6200+129.6801/+29.6400+129.6801/+29.6599+129.7000/ 南 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6574+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7329/+29.6046+129.7200/+29.6063+129.7000/+29.6200+129.6887/+29.6400+129.6826/+29.6574+129.7000/ 南 3 鹿児島県十島村 4630400 2026-09-08T09:00:00+09:00 2026-09-08T12:00:00+09:00 降灰 70 +29.6598+129.7000/+29.6599+129.7200/+29.6400+129.7400/+29.6396+129.7400/+29.6200+129.7595/+29.6000+129.7598/+29.5913+129.7600/+29.5800+129.7712/+29.5600+129.7786/+29.5400+129.7796/+29.5359+129.7800/+29.5200+129.7933/+29.5000+129.7980/+29.4831+129.8000/+29.4800+129.8027/+29.4600+129.8138/+29.4400+129.8177/+29.4262+129.8200/+29.4200+129.8242/+29.4000+129.8314/+29.3843+129.8400/+29.3800+129.8441/+29.3600+129.8492/+29.3400+129.8532/+29.3200+129.8571/+29.3102+129.8600/+29.3000+129.8644/+29.2800+129.8660/+29.2600+129.8663/+29.2400+129.8666/+29.2200+129.8691/+29.2000+129.8702/+29.1800+129.8649/+29.1686+129.8600/+29.1688+129.8400/+29.1800+129.8308/+29.1916+129.8200/+29.2000+129.8108/+29.2054+129.8000/+29.2200+129.7901/+29.2400+129.7807/+29.2416+129.7800/+29.2600+129.7731/+29.2800+129.7675/+29.2963+129.7600/+29.3000+129.7584/+29.3200+129.7515/+29.3400+129.7467/+29.3600+129.7407/+29.3631+129.7400/+29.3800+129.7342/+29.4000+129.7282/+29.4200+129.7253/+29.4400+129.7229/+29.4600+129.7208/+29.4678+129.7200/+29.4800+129.7132/+29.5000+129.7056/+29.5200+129.7025/+29.5400+129.7009/+29.5600+129.7003/+29.5800+129.7000/+29.5804+129.7000/+29.6000+129.6821/+29.6200+129.6802/+29.6400+129.6802/+29.6598+129.7000/ 南 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6495+129.7000/+29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7310/+29.6071+129.7200/+29.6200+129.7090/+29.6305+129.7000/+29.6400+129.6905/+29.6495+129.7000/ 南 2 鹿児島県十島村 4630400 2026-09-08T12:00:00+09:00 2026-09-08T15:00:00+09:00 降灰 70 +29.6597+129.7000/+29.6600+129.7200/+29.6586+129.7400/+29.6400+129.7586/+29.6200+129.7600/+29.6196+129.7600/+29.6000+129.7793/+29.5963+129.7800/+29.5800+129.7962/+29.5673+129.8000/+29.5600+129.8073/+29.5400+129.8187/+29.5363+129.8200/+29.5200+129.8357/+29.5105+129.8400/+29.5000+129.8501/+29.4829+129.8600/+29.4800+129.8629/+29.4600+129.8772/+29.4528+129.8800/+29.4400+129.8900/+29.4282+129.9000/+29.4200+129.9081/+29.4000+129.9160/+29.3916+129.9200/+29.3800+129.9314/+29.3649+129.9400/+29.3600+129.9433/+29.3400+129.9550/+29.3309+129.9600/+29.3200+129.9690/+29.3000+129.9769/+29.2919+129.9800/+29.2800+129.9845/+29.2600+129.9932/+29.2413+130.0000/+29.2400+130.0006/+29.2200+130.0029/+29.2000+130.0061/+29.1929+130.0000/+29.2000+129.9891/+29.2106+129.9800/+29.2149+129.9600/+29.2200+129.9514/+29.2260+129.9400/+29.2400+129.9304/+29.2480+129.9200/+29.2600+129.9069/+29.2687+129.9000/+29.2800+129.8931/+29.2914+129.8800/+29.3000+129.8690/+29.3163+129.8600/+29.3200+129.8582/+29.3400+129.8424/+29.3431+129.8400/+29.3600+129.8261/+29.3673+129.8200/+29.3800+129.8114/+29.4000+129.8067/+29.4178+129.8000/+29.4200+129.7984/+29.4400+129.7842/+29.4503+129.7800/+29.4600+129.7713/+29.4800+129.7622/+29.4865+129.7600/+29.5000+129.7480/+29.5200+129.7412/+29.5240+129.7400/+29.5400+129.7247/+29.5600+129.7206/+29.5624+129.7200/+29.5800+129.7025/+29.6000+129.7001/+29.6007+129.7000/+29.6200+129.6807/+29.6400+129.6803/+29.6597+129.7000/ 南東 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7336/+29.6071+129.7200/+29.6200+129.7089/+29.6400+129.7012/+29.6588+129.7200/ 南東 2 鹿児島県十島村 4630400 2026-09-08T15:00:00+09:00 2026-09-08T18:00:00+09:00 降灰 70 +29.6596+129.7000/+29.6600+129.7200/+29.6591+129.7400/+29.6400+129.7591/+29.6306+129.7600/+29.6200+129.7706/+29.6000+129.7798/+29.5994+129.7800/+29.5800+129.7992/+29.5780+129.8000/+29.5600+129.8179/+29.5556+129.8200/+29.5400+129.8355/+29.5321+129.8400/+29.5200+129.8521/+29.5106+129.8600/+29.5000+129.8710/+29.4864+129.8800/+29.4800+129.8861/+29.4633+129.9000/+29.4600+129.9034/+29.4480+129.9200/+29.4400+129.9329/+29.4316+129.9400/+29.4200+129.9497/+29.4050+129.9600/+29.4000+129.9634/+29.3800+129.9782/+29.3769+129.9800/+29.3600+129.9911/+29.3446+130.0000/+29.3400+130.0055/+29.3225+130.0200/+29.3200+130.0215/+29.3000+130.0320/+29.2800+130.0389/+29.2753+130.0400/+29.2600+130.0494/+29.2400+130.0449/+29.2378+130.0400/+29.2399+130.0200/+29.2400+130.0193/+29.2416+130.0000/+29.2544+129.9800/+29.2600+129.9708/+29.2649+129.9600/+29.2800+129.9402/+29.2801+129.9400/+29.2908+129.9200/+29.3000+129.9073/+29.3077+129.9000/+29.3200+129.8911/+29.3314+129.8800/+29.3400+129.8732/+29.3510+129.8600/+29.3600+129.8496/+29.3708+129.8400/+29.3800+129.8320/+29.4000+129.8246/+29.4052+129.8200/+29.4200+129.8083/+29.4329+129.8000/+29.4400+129.7938/+29.4600+129.7824/+29.4643+129.7800/+29.4800+129.7660/+29.5000+129.7601/+29.5002+129.7600/+29.5200+129.7423/+29.5304+129.7400/+29.5400+129.7306/+29.5600+129.7208/+29.5637+129.7200/+29.5800+129.7038/+29.6000+129.7002/+29.6011+129.7000/+29.6200+129.6811/+29.6400+129.6804/+29.6596+129.7000/ 南東 50 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7346/+29.6067+129.7200/+29.6200+129.7086/+29.6400+129.7012/+29.6588+129.7200/ 南東 2 鹿児島県十島村 4630400 2026-09-08T18:00:00+09:00 2026-09-08T21:00:00+09:00 降灰 70 +29.6598+129.7000/+29.6599+129.7200/+29.6408+129.7400/+29.6400+129.7408/+29.6200+129.7598/+29.6000+129.7599/+29.5990+129.7600/+29.5800+129.7786/+29.5600+129.7798/+29.5578+129.7800/+29.5400+129.7967/+29.5200+129.7995/+29.5168+129.8000/+29.5000+129.8150/+29.4800+129.8189/+29.4754+129.8200/+29.4600+129.8337/+29.4400+129.8396/+29.4386+129.8400/+29.4200+129.8544/+29.4081+129.8600/+29.4000+129.8706/+29.3847+129.8800/+29.3800+129.8828/+29.3600+129.8917/+29.3400+129.8989/+29.3382+129.9000/+29.3200+129.9123/+29.3000+129.9179/+29.2941+129.9200/+29.2800+129.9303/+29.2600+129.9373/+29.2529+129.9400/+29.2400+129.9459/+29.2200+129.9480/+29.2000+129.9596/+29.1800+129.9456/+29.1761+129.9400/+29.1800+129.9331/+29.1850+129.9200/+29.1896+129.9000/+29.2000+129.8918/+29.2104+129.8800/+29.2200+129.8717/+29.2368+129.8600/+29.2400+129.8584/+29.2600+129.8435/+29.2657+129.8400/+29.2800+129.8296/+29.3000+129.8202/+29.3003+129.8200/+29.3200+129.8079/+29.3400+129.8010/+29.3420+129.8000/+29.3600+129.7839/+29.3800+129.7829/+29.3904+129.7800/+29.4000+129.7733/+29.4200+129.7651/+29.4400+129.7606/+29.4421+129.7600/+29.4600+129.7465/+29.4800+129.7414/+29.4883+129.7400/+29.5000+129.7300/+29.5200+129.7219/+29.5400+129.7203/+29.5426+129.7200/+29.5600+129.7037/+29.5800+129.7003/+29.6000+129.7000/+29.6003+129.7000/+29.6200+129.6803/+29.6400+129.6802/+29.6598+129.7000/ 南 60 鹿児島県十島村 4630400 小さな噴石の落下 75 1 +29.6588+129.7200/+29.6400+129.7388/+29.6200+129.7322/+29.6063+129.7200/+29.6200+129.7082/+29.6400+129.7012/+29.6588+129.7200/ 南東 2 鹿児島県十島村 4630400 　現在、諏訪之瀬島は噴火警戒レベル２（火口周辺規制）です。諏訪之瀬島で噴火が発生した場合には、８日０９時から１２時までは火口から南方向に降灰が予想されます。 　８日３時から８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 　０８日０３時から０６時まで　南　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日０６時から０９時まで　南　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０８日０９時から１２時まで　南　　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　０８日１２時から１５時まで　南東　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　０８日１５時から１８時まで　南東　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　０８日１８時から２１時まで　南　　　　　　　６０ｋｍ　　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：十島村 　 　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。