2026-08-13T08:00:00Z 通常 気象庁本庁 気象庁 2026-08-13T17:00:00+09:00 2026-08-13T18:00:00+09:00 2026-08-14T12:00:00+09:00 506 発表 1 降灰予報 1.1_0 　現在、桜島は噴火警戒レベル３（入山規制）です。桜島で噴火が発生した場合には、１３日２１時から２４時までは火口から北方向、１４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 桜島 506 降灰 70 鹿児島県鹿児島市 4620100 鹿児島県鹿屋市 4620300 鹿児島県垂水市 4621400 鹿児島県薩摩川内市 4621500 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県伊佐市 4622400 鹿児島県姶良市 4622500 鹿児島県さつま町 4639200 鹿児島県湧水町 4645200 小さな噴石の落下 75 鹿児島県鹿児島市 4620100 降灰予報（定時） 06 桜島 506 +3135.55+13039.40+1117/ 降灰 70 鹿児島県鹿児島市 4620100 鹿児島県鹿屋市 4620300 鹿児島県垂水市 4621400 鹿児島県薩摩川内市 4621500 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県伊佐市 4622400 鹿児島県姶良市 4622500 鹿児島県さつま町 4639200 鹿児島県湧水町 4645200 小さな噴石の落下 75 鹿児島県鹿児島市 4620100 2026-08-13T18:00:00+09:00 2026-08-13T21:00:00+09:00 降灰 70 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北西 50 鹿児島県鹿児島市 4620100 鹿児島県薩摩川内市 4621500 鹿児島県霧島市 4621800 鹿児島県伊佐市 4622400 鹿児島県姶良市 4622500 鹿児島県さつま町 4639200 鹿児島県湧水町 4645200 小さな噴石の落下 75 1 +31.6120+130.6400/+31.6160+130.6600/+31.6000+130.6746/+31.5800+130.6788/+31.5612+130.6600/+31.5639+130.6400/+31.5800+130.6239/+31.6000+130.6292/+31.6120+130.6400/ 北西 3 鹿児島県鹿児島市 4620100 2026-08-14T09:00:00+09:00 2026-08-14T12:00:00+09:00 降灰 70 +31.9718+130.5200/+31.9690+130.5400/+31.9655+130.5600/+31.9600+130.5659/+31.9543+130.5800/+31.9400+130.5975/+31.9375+130.6000/+31.9200+130.6129/+31.9000+130.6146/+31.8927+130.6200/+31.8800+130.6297/+31.8600+130.6391/+31.8400+130.6392/+31.8366+130.6400/+31.8200+130.6496/+31.8094+130.6400/+31.8000+130.6387/+31.7981+130.6400/+31.7800+130.6596/+31.7765+130.6600/+31.7600+130.6679/+31.7400+130.6733/+31.7238+130.6800/+31.7200+130.6838/+31.7000+130.6862/+31.6914+130.6800/+31.6800+130.6795/+31.6632+130.6800/+31.6600+130.6820/+31.6571+130.6800/+31.6400+130.6799/+31.6317+130.6800/+31.6200+130.6897/+31.6000+130.6957/+31.5800+130.6974/+31.5624+130.6800/+31.5600+130.6799/+31.5401+130.6600/+31.5404+130.6400/+31.5600+130.6204/+31.5610+130.6200/+31.5800+130.6010/+31.5813+130.6000/+31.6000+130.5813/+31.6028+130.5800/+31.6200+130.5621/+31.6224+130.5600/+31.6400+130.5403/+31.6402+130.5400/+31.6600+130.5222/+31.6647+130.5200/+31.6800+130.5037/+31.7000+130.5005/+31.7012+130.5000/+31.7096+130.4800/+31.7200+130.4692/+31.7247+130.4600/+31.7400+130.4450/+31.7600+130.4477/+31.7649+130.4400/+31.7800+130.4221/+31.7857+130.4200/+31.8000+130.4084/+31.8200+130.4012/+31.8325+130.4000/+31.8365+130.3800/+31.8400+130.3790/+31.8430+130.3800/+31.8600+130.3947/+31.8800+130.4000/+31.8801+130.4000/+31.9000+130.4011/+31.9200+130.4029/+31.9345+130.4200/+31.9400+130.4330/+31.9421+130.4400/+31.9467+130.4600/+31.9504+130.4800/+31.9585+130.5000/+31.9600+130.5043/+31.9718+130.5200/ +31.8145+130.7000/+31.8000+130.7134/+31.7866+130.7000/+31.8000+130.6826/+31.8145+130.7000/ 北西 50 鹿児島県鹿児島市 4620100 鹿児島県薩摩川内市 4621500 鹿児島県霧島市 4621800 鹿児島県伊佐市 4622400 鹿児島県姶良市 4622500 鹿児島県さつま町 4639200 小さな噴石の落下 75 1 +31.6144+130.6400/+31.6140+130.6600/+31.6000+130.6721/+31.5800+130.6788/+31.5612+130.6600/+31.5649+130.6400/+31.5800+130.6249/+31.6000+130.6266/+31.6144+130.6400/ 北西 3 鹿児島県鹿児島市 4620100 　現在、桜島は噴火警戒レベル３（入山規制）です。桜島で噴火が発生した場合には、１３日２１時から２４時までは火口から北方向、１４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。 　１３日１８時から１４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 　１３日１８時から２１時まで　北（姶良市加治木方向）　　４０ｋｍ　　３ｋｍ　　　　　 　１３日２１時から２４時まで　北（姶良市加治木方向）　　４０ｋｍ　　３ｋｍ　　　　　 　１４日００時から０３時まで　北西（鹿児島市吉野方向）　５０ｋｍ　　３ｋｍ　　　　　 　１４日０３時から０６時まで　北（姶良市加治木方向）　　５０ｋｍ　　３ｋｍ　　　　　 　１４日０６時から０９時まで　北西（鹿児島市吉野方向）　５０ｋｍ　　３ｋｍ　　　　　 　１４日０９時から１２時まで　北西（鹿児島市吉野方向）　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：鹿児島市、姶良市、鹿屋市、垂水市、薩摩川内市、曽於市、霧島市、さつま町、伊佐市、 　　　　　湧水町 　 　噴煙が火口縁上３０００ｍ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。