2026-10-11T23:00:00Z 通常 気象庁本庁 気象庁 2026-10-12T08:00:00+09:00 2026-10-12T09:00:00+09:00 2026-10-13T03:00:00+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、１２日０９時から１２時までは火口から北西方向、１２日２１時から２４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 2026-10-12T09:00:00+09:00 2026-10-12T12:00:00+09:00 降灰 70 +31.0071+129.8400/+31.0031+129.8600/+31.0000+129.8749/+30.9991+129.8800/+30.9938+129.9000/+30.9911+129.9200/+30.9863+129.9400/+30.9800+129.9531/+30.9771+129.9600/+30.9678+129.9800/+30.9600+129.9922/+30.9579+130.0000/+30.9523+130.0200/+30.9427+130.0400/+30.9400+130.0428/+30.9256+130.0600/+30.9200+130.0671/+30.9167+130.0800/+30.9110+130.1000/+30.9000+130.1150/+30.8989+130.1200/+30.8936+130.1400/+30.8800+130.1571/+30.8796+130.1600/+30.8768+130.1800/+30.8612+130.2000/+30.8600+130.2012/+30.8592+130.2200/+30.8555+130.2400/+30.8400+130.2559/+30.8399+130.2600/+30.8397+130.2800/+30.8241+130.3000/+30.8200+130.3041/+30.8160+130.3200/+30.8000+130.3360/+30.7800+130.3288/+30.7712+130.3200/+30.7602+130.3000/+30.7605+130.2800/+30.7800+130.2605/+30.7801+130.2600/+30.7802+130.2400/+30.7811+130.2200/+30.7890+130.2000/+30.8000+130.1874/+30.8005+130.1800/+30.8018+130.1600/+30.8060+130.1400/+30.8172+130.1200/+30.8200+130.1163/+30.8224+130.1000/+30.8266+130.0800/+30.8382+130.0600/+30.8400+130.0572/+30.8438+130.0400/+30.8514+130.0200/+30.8529+130.0000/+30.8600+129.9867/+30.8639+129.9800/+30.8734+129.9600/+30.8800+129.9487/+30.8842+129.9400/+30.8969+129.9200/+30.9000+129.9070/+30.9016+129.9000/+30.9190+129.8800/+30.9200+129.8785/+30.9340+129.8600/+30.9400+129.8527/+30.9509+129.8400/+30.9600+129.8289/+30.9800+129.8293/+31.0000+129.8244/+31.0071+129.8400/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8082+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7929+130.2800/+30.8000+130.2715/+30.8082+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-12T12:00:00+09:00 2026-10-12T15:00:00+09:00 降灰 70 +30.9878+129.8400/+30.9862+129.8600/+30.9856+129.8800/+30.9814+129.9000/+30.9800+129.9076/+30.9779+129.9200/+30.9662+129.9400/+30.9600+129.9465/+30.9557+129.9600/+30.9505+129.9800/+30.9427+130.0000/+30.9400+130.0056/+30.9356+130.0200/+30.9200+130.0373/+30.9188+130.0400/+30.9138+130.0600/+30.9000+130.0786/+30.8997+130.0800/+30.8971+130.1000/+30.8894+130.1200/+30.8800+130.1319/+30.8787+130.1400/+30.8755+130.1600/+30.8629+130.1800/+30.8600+130.1832/+30.8591+130.2000/+30.8567+130.2200/+30.8400+130.2384/+30.8399+130.2400/+30.8398+130.2600/+30.8393+130.2800/+30.8200+130.2995/+30.8200+130.3000/+30.8168+130.3200/+30.8000+130.3368/+30.7800+130.3319/+30.7681+130.3200/+30.7601+130.3000/+30.7603+130.2800/+30.7656+130.2600/+30.7800+130.2452/+30.7801+130.2400/+30.7805+130.2200/+30.7817+130.2000/+30.7868+130.1800/+30.7993+130.1600/+30.8000+130.1590/+30.8014+130.1400/+30.8051+130.1200/+30.8135+130.1000/+30.8200+130.0875/+30.8211+130.0800/+30.8268+130.0600/+30.8345+130.0400/+30.8400+130.0298/+30.8426+130.0200/+30.8466+130.0000/+30.8544+129.9800/+30.8600+129.9680/+30.8640+129.9600/+30.8769+129.9400/+30.8800+129.9364/+30.8956+129.9200/+30.9000+129.9019/+30.9005+129.9000/+30.9137+129.8800/+30.9200+129.8700/+30.9289+129.8600/+30.9400+129.8445/+30.9428+129.8400/+30.9541+129.8200/+30.9600+129.8146/+30.9680+129.8200/+30.9800+129.8324/+30.9878+129.8400/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8029+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7971+130.2800/+30.8000+130.2764/+30.8029+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-12T15:00:00+09:00 2026-10-12T18:00:00+09:00 降灰 70 +30.9666+129.8200/+30.9795+129.8400/+30.9746+129.8600/+30.9713+129.8800/+30.9650+129.9000/+30.9600+129.9136/+30.9584+129.9200/+30.9521+129.9400/+30.9467+129.9600/+30.9400+129.9799/+30.9400+129.9800/+30.9340+130.0000/+30.9285+130.0200/+30.9200+130.0278/+30.9138+130.0400/+30.9030+130.0600/+30.9000+130.0636/+30.8963+130.0800/+30.8889+130.1000/+30.8800+130.1116/+30.8788+130.1200/+30.8763+130.1400/+30.8651+130.1600/+30.8600+130.1656/+30.8592+130.1800/+30.8580+130.2000/+30.8487+130.2200/+30.8400+130.2290/+30.8398+130.2400/+30.8398+130.2600/+30.8389+130.2800/+30.8200+130.2989/+30.8200+130.3000/+30.8164+130.3200/+30.8000+130.3364/+30.7800+130.3317/+30.7683+130.3200/+30.7601+130.3000/+30.7602+130.2800/+30.7645+130.2600/+30.7800+130.2441/+30.7801+130.2400/+30.7804+130.2200/+30.7814+130.2000/+30.7857+130.1800/+30.8000+130.1612/+30.8001+130.1600/+30.8012+130.1400/+30.8038+130.1200/+30.8101+130.1000/+30.8200+130.0862/+30.8211+130.0800/+30.8239+130.0600/+30.8307+130.0400/+30.8400+130.0210/+30.8402+130.0200/+30.8445+130.0000/+30.8488+129.9800/+30.8569+129.9600/+30.8600+129.9542/+30.8685+129.9400/+30.8800+129.9208/+30.8804+129.9200/+30.8916+129.9000/+30.9000+129.8851/+30.9031+129.8800/+30.9132+129.8600/+30.9200+129.8512/+30.9352+129.8400/+30.9400+129.8340/+30.9513+129.8200/+30.9600+129.8138/+30.9666+129.8200/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8042+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7958+130.2800/+30.8000+130.2749/+30.8042+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-12T18:00:00+09:00 2026-10-12T21:00:00+09:00 降灰 70 +30.9422+129.8400/+30.9418+129.8600/+30.9416+129.8800/+30.9400+129.8969/+30.9397+129.9000/+30.9381+129.9200/+30.9306+129.9400/+30.9266+129.9600/+30.9211+129.9800/+30.9200+129.9830/+30.9153+130.0000/+30.9000+130.0186/+30.8997+130.0200/+30.8961+130.0400/+30.8925+130.0600/+30.8809+130.0800/+30.8800+130.0814/+30.8782+130.1000/+30.8760+130.1200/+30.8699+130.1400/+30.8600+130.1535/+30.8595+130.1600/+30.8587+130.1800/+30.8566+130.2000/+30.8415+130.2200/+30.8400+130.2216/+30.8398+130.2400/+30.8397+130.2600/+30.8388+130.2800/+30.8200+130.2989/+30.8200+130.3000/+30.8156+130.3200/+30.8000+130.3356/+30.7800+130.3301/+30.7698+130.3200/+30.7601+130.3000/+30.7602+130.2800/+30.7656+130.2600/+30.7800+130.2454/+30.7801+130.2400/+30.7803+130.2200/+30.7809+130.2000/+30.7830+130.1800/+30.7901+130.1600/+30.8000+130.1442/+30.8002+130.1400/+30.8013+130.1200/+30.8026+130.1000/+30.8066+130.0800/+30.8140+130.0600/+30.8200+130.0491/+30.8213+130.0400/+30.8244+130.0200/+30.8293+130.0000/+30.8286+129.9800/+30.8380+129.9600/+30.8400+129.9568/+30.8448+129.9400/+30.8550+129.9200/+30.8600+129.9061/+30.8629+129.9000/+30.8720+129.8800/+30.8800+129.8653/+30.8849+129.8600/+30.8979+129.8400/+30.9000+129.8367/+30.9127+129.8200/+30.9200+129.8146/+30.9317+129.8200/+30.9400+129.8333/+30.9422+129.8400/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8081+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7919+130.2800/+30.8000+130.2705/+30.8081+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-12T21:00:00+09:00 2026-10-13T00:00:00+09:00 降灰 70 +30.9696+129.8200/+30.9777+129.8400/+30.9760+129.8600/+30.9748+129.8800/+30.9674+129.9000/+30.9600+129.9154/+30.9588+129.9200/+30.9527+129.9400/+30.9483+129.9600/+30.9425+129.9800/+30.9400+129.9855/+30.9358+130.0000/+30.9299+130.0200/+30.9200+130.0292/+30.9132+130.0400/+30.9037+130.0600/+30.9000+130.0650/+30.8977+130.0800/+30.8919+130.1000/+30.8800+130.1165/+30.8795+130.1200/+30.8774+130.1400/+30.8723+130.1600/+30.8600+130.1736/+30.8595+130.1800/+30.8587+130.2000/+30.8539+130.2200/+30.8400+130.2344/+30.8399+130.2400/+30.8398+130.2600/+30.8393+130.2800/+30.8200+130.2993/+30.8200+130.3000/+30.8151+130.3200/+30.8000+130.3351/+30.7800+130.3287/+30.7713+130.3200/+30.7601+130.3000/+30.7603+130.2800/+30.7800+130.2600/+30.7802+130.2400/+30.7805+130.2200/+30.7828+130.2000/+30.7982+130.1800/+30.8000+130.1780/+30.8008+130.1600/+30.8024+130.1400/+30.8066+130.1200/+30.8200+130.1007/+30.8201+130.1000/+30.8221+130.0800/+30.8262+130.0600/+30.8358+130.0400/+30.8400+130.0315/+30.8418+130.0200/+30.8454+130.0000/+30.8489+129.9800/+30.8560+129.9600/+30.8600+129.9522/+30.8665+129.9400/+30.8800+129.9204/+30.8802+129.9200/+30.8887+129.9000/+30.8994+129.8800/+30.9000+129.8785/+30.9093+129.8600/+30.9200+129.8456/+30.9296+129.8400/+30.9400+129.8281/+30.9468+129.8200/+30.9600+129.8101/+30.9696+129.8200/ 西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8070+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7930+130.2800/+30.8000+130.2716/+30.8070+130.2800/ 北西 3 鹿児島県三島村 4630300 2026-10-13T00:00:00+09:00 2026-10-13T03:00:00+09:00 降灰 70 +30.9877+129.8400/+30.9870+129.8600/+30.9869+129.8800/+30.9821+129.9000/+30.9800+129.9127/+30.9790+129.9200/+30.9735+129.9400/+30.9627+129.9600/+30.9600+129.9661/+30.9578+129.9800/+30.9522+130.0000/+30.9452+130.0200/+30.9400+130.0322/+30.9373+130.0400/+30.9200+130.0592/+30.9197+130.0600/+30.9176+130.0800/+30.9134+130.1000/+30.9000+130.1178/+30.8994+130.1200/+30.8956+130.1400/+30.8872+130.1600/+30.8800+130.1678/+30.8781+130.1800/+30.8738+130.2000/+30.8600+130.2151/+30.8595+130.2200/+30.8581+130.2400/+30.8400+130.2589/+30.8399+130.2600/+30.8398+130.2800/+30.8348+130.3000/+30.8200+130.3148/+30.8168+130.3200/+30.8000+130.3368/+30.7800+130.3319/+30.7681+130.3200/+30.7602+130.3000/+30.7604+130.2800/+30.7800+130.2601/+30.7800+130.2600/+30.7803+130.2400/+30.7813+130.2200/+30.7874+130.2000/+30.8000+130.1852/+30.8005+130.1800/+30.8023+130.1600/+30.8085+130.1400/+30.8200+130.1235/+30.8206+130.1200/+30.8237+130.1000/+30.8300+130.0800/+30.8400+130.0626/+30.8406+130.0600/+30.8460+130.0400/+30.8547+130.0200/+30.8562+130.0000/+30.8600+129.9923/+30.8661+129.9800/+30.8746+129.9600/+30.8800+129.9508/+30.8856+129.9400/+30.9000+129.9233/+30.9024+129.9200/+30.9046+129.9000/+30.9194+129.8800/+30.9200+129.8792/+30.9385+129.8600/+30.9400+129.8581/+30.9527+129.8400/+30.9600+129.8315/+30.9800+129.8375/+30.9877+129.8400/ 北西 50 鹿児島県三島村 4630300 小さな噴石の落下 75 1 +30.8077+130.2800/+30.8188+130.3000/+30.8000+130.3188/+30.7812+130.3000/+30.7933+130.2800/+30.8000+130.2720/+30.8077+130.2800/ 北西 3 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、１２日０９時から１２時までは火口から北西方向、１２日２１時から２４時までは火口から西方向に降灰が予想されます。 　１２日９時から１３日３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 　１２日０９時から１２時まで　北西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１２日１２時から１５時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１２日１５時から１８時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１２日１８時から２１時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１２日２１時から２４時まで　西　　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　１３日００時から０３時まで　北西　　　　　　５０ｋｍ　　３ｋｍ　　　　　 　 　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。