2026-09-25T14:00:00Z 通常 気象庁本庁 気象庁 2026-09-25T23:00:00+09:00 2026-09-26T00:00:00+09:00 2026-09-26T18:00:00+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、２６日０９時から１２時までは火口から北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 鹿児島県三島村 4630300 鹿児島県南大隅町 4649100 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 鹿児島県南大隅町 4649100 小さな噴石の落下 75 鹿児島県三島村 4630300 2026-09-26T00:00:00+09:00 2026-09-26T03:00:00+09:00 降灰 70 +31.1744+130.4000/+31.1600+130.4197/+31.1597+130.4200/+31.1400+130.4296/+31.1200+130.4338/+31.1000+130.4326/+31.0800+130.4319/+31.0600+130.4264/+31.0519+130.4200/+31.0400+130.4145/+31.0200+130.4154/+31.0000+130.4113/+30.9804+130.4000/+30.9800+130.3999/+30.9600+130.3989/+30.9400+130.3963/+30.9200+130.3934/+30.9000+130.3853/+30.8933+130.3800/+30.8800+130.3783/+30.8600+130.3733/+30.8451+130.3600/+30.8400+130.3596/+30.8200+130.3580/+30.8019+130.3400/+30.8000+130.3400/+30.7800+130.3387/+30.7613+130.3200/+30.7606+130.3000/+30.7800+130.2806/+30.8000+130.2800/+30.8200+130.2800/+30.8400+130.2803/+30.8600+130.2810/+30.8800+130.2828/+30.9000+130.2867/+30.9200+130.2935/+30.9355+130.3000/+30.9400+130.3003/+30.9600+130.3014/+30.9800+130.3031/+31.0000+130.3078/+31.0200+130.3118/+31.0400+130.3192/+31.0428+130.3200/+31.0600+130.3234/+31.0800+130.3235/+31.1000+130.3332/+31.1119+130.3400/+31.1200+130.3454/+31.1400+130.3590/+31.1414+130.3600/+31.1585+130.3800/+31.1600+130.3827/+31.1744+130.4000/ 北 40 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8195+130.3000/+30.8170+130.3200/+30.8000+130.3349/+30.7851+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8195+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T03:00:00+09:00 2026-09-26T06:00:00+09:00 降灰 70 +31.1433+130.6000/+31.1442+130.6200/+31.1400+130.6284/+31.1330+130.6400/+31.1200+130.6480/+31.1074+130.6400/+31.1000+130.6344/+31.0800+130.6260/+31.0717+130.6200/+31.0600+130.6099/+31.0488+130.6000/+31.0400+130.5962/+31.0200+130.5841/+31.0156+130.5800/+31.0000+130.5702/+30.9887+130.5600/+30.9800+130.5521/+30.9722+130.5400/+30.9600+130.5245/+30.9554+130.5200/+30.9400+130.5045/+30.9357+130.5000/+30.9203+130.4800/+30.9200+130.4797/+30.9018+130.4600/+30.9000+130.4585/+30.8821+130.4400/+30.8800+130.4380/+30.8625+130.4200/+30.8600+130.4179/+30.8423+130.4000/+30.8400+130.3981/+30.8220+130.3800/+30.8200+130.3787/+30.8013+130.3600/+30.8000+130.3594/+30.7806+130.3400/+30.7800+130.3391/+30.7609+130.3200/+30.7608+130.3000/+30.7800+130.2808/+30.8000+130.2801/+30.8200+130.2805/+30.8395+130.3000/+30.8400+130.3005/+30.8599+130.3200/+30.8600+130.3202/+30.8800+130.3295/+30.8909+130.3400/+30.9000+130.3452/+30.9155+130.3600/+30.9200+130.3642/+30.9376+130.3800/+30.9400+130.3822/+30.9595+130.4000/+30.9600+130.4006/+30.9800+130.4183/+30.9817+130.4200/+31.0000+130.4367/+31.0042+130.4400/+31.0200+130.4532/+31.0297+130.4600/+31.0400+130.4672/+31.0533+130.4800/+31.0600+130.4906/+31.0677+130.5000/+31.0800+130.5154/+31.0853+130.5200/+31.1000+130.5385/+31.1012+130.5400/+31.1132+130.5600/+31.1200+130.5703/+31.1290+130.5800/+31.1400+130.5947/+31.1433+130.6000/ 北東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8190+130.3200/+30.8000+130.3385/+30.7822+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T06:00:00+09:00 2026-09-26T09:00:00+09:00 降灰 70 +31.1631+130.6600/+31.1600+130.6691/+31.1400+130.6780/+31.1200+130.6758/+31.1000+130.6657/+31.0891+130.6600/+31.0800+130.6557/+31.0642+130.6400/+31.0600+130.6367/+31.0400+130.6211/+31.0389+130.6200/+31.0207+130.6000/+31.0200+130.5995/+31.0000+130.5804/+30.9997+130.5800/+30.9800+130.5648/+30.9754+130.5600/+30.9639+130.5400/+30.9600+130.5352/+30.9456+130.5200/+30.9400+130.5164/+30.9236+130.5000/+30.9200+130.4959/+30.9052+130.4800/+30.9000+130.4753/+30.8851+130.4600/+30.8800+130.4531/+30.8674+130.4400/+30.8600+130.4315/+30.8488+130.4200/+30.8400+130.4061/+30.8339+130.4000/+30.8202+130.3800/+30.8200+130.3799/+30.8004+130.3600/+30.8000+130.3597/+30.7803+130.3400/+30.7800+130.3386/+30.7614+130.3200/+30.7612+130.3000/+30.7800+130.2812/+30.8000+130.2801/+30.8200+130.2814/+30.8386+130.3000/+30.8400+130.3020/+30.8580+130.3200/+30.8600+130.3228/+30.8772+130.3400/+30.8800+130.3437/+30.8963+130.3600/+30.9000+130.3643/+30.9158+130.3800/+30.9200+130.3845/+30.9360+130.4000/+30.9400+130.4042/+30.9561+130.4200/+30.9600+130.4248/+30.9753+130.4400/+30.9800+130.4448/+30.9956+130.4600/+31.0000+130.4644/+31.0200+130.4745/+31.0289+130.4800/+31.0400+130.4890/+31.0507+130.5000/+31.0600+130.5129/+31.0651+130.5200/+31.0799+130.5400/+31.0800+130.5401/+31.1000+130.5499/+31.1062+130.5600/+31.1192+130.5800/+31.1200+130.5811/+31.1391+130.6000/+31.1400+130.6021/+31.1497+130.6200/+31.1590+130.6400/+31.1600+130.6448/+31.1631+130.6600/ 北東 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8198+130.3200/+30.8000+130.3382/+30.7821+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T09:00:00+09:00 2026-09-26T12:00:00+09:00 降灰 70 +31.1075+130.7800/+31.1158+130.8000/+31.1027+130.8200/+31.1000+130.8228/+31.0964+130.8200/+31.0800+130.8087/+31.0644+130.8000/+31.0600+130.7978/+31.0400+130.7835/+31.0372+130.7800/+31.0236+130.7600/+31.0200+130.7562/+31.0083+130.7400/+31.0000+130.7280/+30.9942+130.7200/+30.9800+130.7048/+30.9769+130.7000/+30.9676+130.6800/+30.9600+130.6635/+30.9576+130.6600/+30.9458+130.6400/+30.9400+130.6334/+30.9297+130.6200/+30.9200+130.6061/+30.9156+130.6000/+30.9136+130.5800/+30.9027+130.5600/+30.9000+130.5527/+30.8895+130.5400/+30.8811+130.5200/+30.8800+130.5171/+30.8662+130.5000/+30.8604+130.4800/+30.8600+130.4790/+30.8433+130.4600/+30.8400+130.4433/+30.8369+130.4400/+30.8215+130.4200/+30.8200+130.4118/+30.8083+130.4000/+30.8004+130.3800/+30.8000+130.3782/+30.7818+130.3600/+30.7801+130.3400/+30.7800+130.3393/+30.7607+130.3200/+30.7609+130.3000/+30.7800+130.2809/+30.8000+130.2801/+30.8200+130.2938/+30.8262+130.3000/+30.8399+130.3200/+30.8400+130.3214/+30.8586+130.3400/+30.8600+130.3542/+30.8658+130.3600/+30.8793+130.3800/+30.8800+130.3834/+30.8961+130.4000/+30.8999+130.4200/+30.9000+130.4202/+30.9180+130.4400/+30.9200+130.4454/+30.9335+130.4600/+30.9400+130.4794/+30.9405+130.4800/+30.9555+130.5000/+30.9600+130.5122/+30.9668+130.5200/+30.9800+130.5299/+30.9916+130.5400/+30.9988+130.5600/+31.0000+130.5634/+31.0089+130.5800/+31.0177+130.6000/+31.0200+130.6058/+31.0325+130.6200/+31.0400+130.6352/+31.0441+130.6400/+31.0587+130.6600/+31.0600+130.6624/+31.0678+130.6800/+31.0771+130.7000/+31.0800+130.7077/+31.0863+130.7200/+31.0922+130.7400/+31.0999+130.7600/+31.1000+130.7602/+31.1075+130.7800/ 北東 60 鹿児島県三島村 4630300 鹿児島県南大隅町 4649100 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8194+130.3200/+30.8000+130.3395/+30.7815+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T12:00:00+09:00 2026-09-26T15:00:00+09:00 降灰 70 +30.9605+130.7800/+30.9685+130.8000/+30.9698+130.8200/+30.9711+130.8400/+30.9702+130.8600/+30.9660+130.8800/+30.9600+130.8987/+30.9400+130.8963/+30.9323+130.8800/+30.9228+130.8600/+30.9200+130.8534/+30.9134+130.8400/+30.9000+130.8224/+30.8987+130.8200/+30.8957+130.8000/+30.8889+130.7800/+30.8826+130.7600/+30.8800+130.7557/+30.8682+130.7400/+30.8604+130.7200/+30.8608+130.7000/+30.8600+130.6976/+30.8539+130.6800/+30.8485+130.6600/+30.8450+130.6400/+30.8422+130.6200/+30.8421+130.6000/+30.8402+130.5800/+30.8400+130.5794/+30.8270+130.5600/+30.8233+130.5400/+30.8213+130.5200/+30.8201+130.5000/+30.8200+130.4990/+30.8063+130.4800/+30.8020+130.4600/+30.8007+130.4400/+30.8001+130.4200/+30.8000+130.4187/+30.7827+130.4000/+30.7804+130.3800/+30.7801+130.3600/+30.7800+130.3533/+30.7667+130.3400/+30.7603+130.3200/+30.7607+130.3000/+30.7800+130.2807/+30.8000+130.2802/+30.8198+130.3000/+30.8200+130.3008/+30.8392+130.3200/+30.8399+130.3400/+30.8400+130.3494/+30.8505+130.3600/+30.8588+130.3800/+30.8596+130.4000/+30.8600+130.4037/+30.8747+130.4200/+30.8778+130.4400/+30.8800+130.4599/+30.8801+130.4600/+30.8934+130.4800/+30.8968+130.5000/+30.8993+130.5200/+30.9000+130.5253/+30.9067+130.5400/+30.9146+130.5600/+30.9183+130.5800/+30.9200+130.5846/+30.9321+130.6000/+30.9356+130.6200/+30.9386+130.6400/+30.9400+130.6510/+30.9420+130.6600/+30.9458+130.6800/+30.9504+130.7000/+30.9517+130.7200/+30.9541+130.7400/+30.9569+130.7600/+30.9600+130.7784/+30.9605+130.7800/ 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/+30.8000+130.3399/+30.7812+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 2 鹿児島県三島村 4630300 2026-09-26T15:00:00+09:00 2026-09-26T18:00:00+09:00 降灰 70 +30.9227+130.8000/+30.9234+130.8200/+30.9211+130.8400/+30.9200+130.8479/+30.9180+130.8600/+30.9138+130.8800/+30.9081+130.9000/+30.9018+130.9200/+30.9000+130.9247/+30.8983+130.9200/+30.8918+130.9000/+30.8848+130.8800/+30.8800+130.8641/+30.8789+130.8600/+30.8731+130.8400/+30.8600+130.8217/+30.8593+130.8200/+30.8556+130.8000/+30.8522+130.7800/+30.8495+130.7600/+30.8473+130.7400/+30.8474+130.7200/+30.8436+130.7000/+30.8407+130.6800/+30.8400+130.6762/+30.8319+130.6600/+30.8252+130.6400/+30.8200+130.6205/+30.8198+130.6200/+30.8200+130.6198/+30.8260+130.6000/+30.8237+130.5800/+30.8215+130.5600/+30.8205+130.5400/+30.8200+130.5336/+30.8117+130.5200/+30.8045+130.5000/+30.8019+130.4800/+30.8007+130.4600/+30.8002+130.4400/+30.8000+130.4360/+30.7862+130.4200/+30.7810+130.4000/+30.7802+130.3800/+30.7801+130.3600/+30.7800+130.3575/+30.7625+130.3400/+30.7602+130.3200/+30.7606+130.3000/+30.7800+130.2806/+30.8000+130.2802/+30.8198+130.3000/+30.8200+130.3030/+30.8370+130.3200/+30.8398+130.3400/+30.8399+130.3600/+30.8399+130.3800/+30.8400+130.3815/+30.8570+130.4000/+30.8590+130.4200/+30.8595+130.4400/+30.8600+130.4596/+30.8603+130.4600/+30.8742+130.4800/+30.8772+130.5000/+30.8786+130.5200/+30.8795+130.5400/+30.8800+130.5449/+30.8894+130.5600/+30.8935+130.5800/+30.8984+130.6000/+30.9000+130.6173/+30.9015+130.6200/+30.9099+130.6400/+30.9126+130.6600/+30.9151+130.6800/+30.9152+130.7000/+30.9156+130.7200/+30.9167+130.7400/+30.9182+130.7600/+30.9198+130.7800/+30.9200+130.7817/+30.9227+130.8000/ 東 60 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8188+130.3000/+30.8186+130.3200/+30.8000+130.3399/+30.7814+130.3200/+30.7812+130.3000/+30.8000+130.2812/+30.8188+130.3000/ 北東 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、２６日０９時から１２時までは火口から北東方向に降灰が予想されます。 　２６日０時から２６日１８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 　２６日００時から０３時まで　北　　　　　　　４０ｋｍ　　２ｋｍ　　　　　 　２６日０３時から０６時まで　北東　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　２６日０６時から０９時まで　北東　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　２６日０９時から１２時まで　北東　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２６日１２時から１５時まで　東　　　　　　　６０ｋｍ　　２ｋｍ　　　　　 　２６日１５時から１８時まで　東　　　　　　　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：三島村、南大隅町 　 　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。