2026-10-08T23:00:00Z 通常 気象庁本庁 気象庁 2026-10-09T08:00:00+09:00 2026-10-09T09:00:00+09:00 2026-10-10T03:00:00+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、９日０９時から１２時までは火口から西方向、９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 桜島 506 降灰 70 熊本県人吉市 4320300 熊本県水俣市 4320500 熊本県天草市 4321500 熊本県津奈木町 4348400 熊本県多良木町 4350500 熊本県湯前町 4350600 熊本県水上村 4350700 熊本県あさぎり町 4351400 宮崎県小林市 4520500 宮崎県西都市 4520800 宮崎県えびの市 4520900 宮崎県西米良村 4540300 宮崎県椎葉村 4543000 鹿児島県鹿児島市 4620100 鹿児島県阿久根市 4620600 鹿児島県出水市 4620800 鹿児島県薩摩川内市 4621500 鹿児島県日置市 4621600 鹿児島県霧島市 4621800 鹿児島県いちき串木野市 4621900 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 鹿児島県長島町 4640400 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 熊本県人吉市 4320300 熊本県水俣市 4320500 熊本県天草市 4321500 熊本県津奈木町 4348400 熊本県多良木町 4350500 熊本県湯前町 4350600 熊本県水上村 4350700 熊本県あさぎり町 4351400 宮崎県小林市 4520500 宮崎県西都市 4520800 宮崎県えびの市 4520900 宮崎県西米良村 4540300 宮崎県椎葉村 4543000 鹿児島県鹿児島市 4620100 鹿児島県阿久根市 4620600 鹿児島県出水市 4620800 鹿児島県薩摩川内市 4621500 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+31.6130+130.6000/+31.6154+130.6200/+31.6187+130.6400/+31.6180+130.6600/+31.6000+130.6780/+31.5800+130.6788/+31.5612+130.6600/+31.5612+130.6400/+31.5644+130.6200/+31.5703+130.6000/+31.5800+130.5853/+31.6000+130.5817/+31.6130+130.6000/ 北西 6 鹿児島県鹿児島市 4620100 2026-10-10T00:00:00+09:00 2026-10-10T03:00:00+09:00 降灰 70 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+31.9562+130.4800/+31.9530+130.5000/+31.9494+130.5200/+31.9452+130.5400/+31.9432+130.5600/+31.9423+130.5800/+31.9400+130.5990/+31.9398+130.6000/+31.9200+130.6079/+31.9000+130.6176/+31.8800+130.6170/+31.8600+130.6056/+31.8499+130.6000/+31.8400+130.5941/+31.8323+130.5800/+31.8252+130.5600/+31.8220+130.5400/+31.8200+130.5386/+31.8000+130.5212/+31.7849+130.5400/+31.7800+130.5436/+31.7764+130.5400/+31.7703+130.5200/+31.7800+130.5103/+31.8000+130.5188/+31.8038+130.5000/+31.8060+130.4800/+31.8061+130.4600/+31.8178+130.4400/+31.8200+130.4368/+31.8400+130.4315/+31.8458+130.4400/+31.8501+130.4600/+31.8600+130.4679/+31.8788+130.4600/+31.8800+130.4577/+31.9000+130.4549/+31.9200+130.4525/+31.9395+130.4600/+31.9400+130.4603/+31.9562+130.4800/ +31.9031+130.5200/+31.9000+130.5227/+31.8800+130.5220/+31.8787+130.5200/+31.8800+130.5182/+31.9000+130.5144/+31.9031+130.5200/ +31.7152+130.6000/+31.7000+130.6166/+31.6867+130.6000/+31.7000+130.5867/+31.7152+130.6000/ 北西 120 熊本県水俣市 4320500 熊本県天草市 4321500 熊本県津奈木町 4348400 鹿児島県鹿児島市 4620100 鹿児島県阿久根市 4620600 鹿児島県出水市 4620800 鹿児島県薩摩川内市 4621500 鹿児島県日置市 4621600 鹿児島県霧島市 4621800 鹿児島県いちき串木野市 4621900 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 鹿児島県長島町 4640400 小さな噴石の落下 75 1 +31.6225+130.6200/+31.6200+130.6230/+31.6181+130.6400/+31.6175+130.6600/+31.6000+130.6774/+31.5800+130.6788/+31.5612+130.6600/+31.5612+130.6400/+31.5641+130.6200/+31.5738+130.6000/+31.5800+130.5909/+31.6000+130.5878/+31.6187+130.6000/+31.6200+130.6037/+31.6225+130.6200/ 北西 6 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、９日０９時から１２時までは火口から西方向、９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。 　９日９時から１０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 　０９日０９時から１２時まで　西（鹿児島市街方向）　　　１００ｋｍ　８ｋｍ　　　　　 　０９日１２時から１５時まで　北西（鹿児島市吉野方向）　８０ｋｍ　　４ｋｍ　　　　　 　０９日１５時から１８時まで　北西（鹿児島市吉野方向）　１００ｋｍ　６ｋｍ　　　　　 　０９日１８時から２１時まで　西（鹿児島市街方向）　　　１１０ｋｍ　６ｋｍ　　　　　 　０９日２１時から２４時まで　西（鹿児島市街方向）　　　１３０ｋｍ　６ｋｍ　　　　　 　１０日００時から０３時まで　北西（鹿児島市吉野方向）　１２０ｋｍ　６ｋｍ　　　　　 　 　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、日置市、薩摩川内市、いちき串木野市、阿久根市、出水市、霧島市、姶良市、 　　　　　さつま町、湧水町、伊佐市、長島町 　熊本県　：人吉市、多良木町、湯前町、水上村、あさぎり町、水俣市、天草市、津奈木町 　宮崎県　：小林市、西都市、えびの市、西米良村、椎葉村 　 　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。