2026-09-17T14:00:00Z 通常 気象庁本庁 気象庁 2026-09-17T23:00:00+09:00 2026-09-18T00:00:00+09:00 2026-09-18T18:00:00+09:00 551 発表 1 降灰予報 1.1_0 　現在、霧島山（新燃岳）は噴火警戒レベル２（火口周辺規制）です。霧島山（新燃岳）で噴火が発生した場合には、１８日０９時から１２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 霧島山（新燃岳） 551 降灰 70 熊本県人吉市 4320300 熊本県水俣市 4320500 熊本県天草市 4321500 熊本県芦北町 4348200 熊本県津奈木町 4348400 熊本県錦町 4350100 熊本県多良木町 4350500 熊本県相良村 4351000 熊本県球磨村 4351300 熊本県あさぎり町 4351400 宮崎県小林市 4520500 宮崎県えびの市 4520900 宮崎県高原町 4536100 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 宮崎県小林市 4520500 宮崎県えびの市 4520900 鹿児島県霧島市 4621800 降灰予報（定時） 06 霧島山（新燃岳） 551 +3154.57+13053.18+1421/ 降灰 70 熊本県人吉市 4320300 熊本県水俣市 4320500 熊本県天草市 4321500 熊本県芦北町 4348200 熊本県津奈木町 4348400 熊本県錦町 4350100 熊本県多良木町 4350500 熊本県相良村 4351000 熊本県球磨村 4351300 熊本県あさぎり町 4351400 宮崎県小林市 4520500 宮崎県えびの市 4520900 宮崎県高原町 4536100 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 宮崎県小林市 4520500 宮崎県えびの市 4520900 鹿児島県霧島市 4621800 2026-09-18T00:00:00+09:00 2026-09-18T03:00:00+09:00 降灰 70 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西 70 宮崎県小林市 4520500 宮崎県えびの市 4520900 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 鹿児島県湧水町 4645200 小さな噴石の落下 75 1 +31.9355+130.8600/+31.9388+130.8800/+31.9200+130.8988/+31.9000+130.8988/+31.8812+130.8800/+31.8841+130.8600/+31.8900+130.8400/+31.9000+130.8264/+31.9173+130.8400/+31.9200+130.8407/+31.9355+130.8600/ 西 5 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-18T03:00:00+09:00 2026-09-18T06:00:00+09:00 降灰 70 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西 80 熊本県水俣市 4320500 宮崎県小林市 4520500 宮崎県えびの市 4520900 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 鹿児島県湧水町 4645200 小さな噴石の落下 75 1 +31.9308+130.8400/+31.9379+130.8600/+31.9388+130.8800/+31.9200+130.8988/+31.9000+130.8988/+31.8812+130.8800/+31.8819+130.8600/+31.8862+130.8400/+31.8964+130.8200/+31.9000+130.8143/+31.9155+130.8200/+31.9200+130.8208/+31.9308+130.8400/ 西 6 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-18T06:00:00+09:00 2026-09-18T09:00:00+09:00 降灰 70 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+32.0000+130.5200/+31.9800+130.5240/+31.9782+130.5200/+31.9800+130.5121/+32.0000+130.5200/ 西 100 熊本県水俣市 4320500 宮崎県小林市 4520500 宮崎県えびの市 4520900 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 鹿児島県湧水町 4645200 小さな噴石の落下 75 1 +31.9279+130.8200/+31.9321+130.8400/+31.9384+130.8600/+31.9388+130.8800/+31.9200+130.8988/+31.9000+130.8988/+31.8812+130.8800/+31.8817+130.8600/+31.8833+130.8400/+31.8846+130.8200/+31.8882+130.8000/+31.9000+130.7891/+31.9076+130.8000/+31.9200+130.8082/+31.9279+130.8200/ 西 8 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-18T09:00:00+09:00 2026-09-18T12:00:00+09:00 降灰 70 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4620800 鹿児島県霧島市 4621800 鹿児島県伊佐市 4622400 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 1 +31.9458+130.8600/+31.9489+130.8800/+31.9400+130.8890/+31.9200+130.8989/+31.9000+130.8988/+31.8812+130.8800/+31.9000+130.8612/+31.9049+130.8600/+31.9200+130.8415/+31.9400+130.8486/+31.9458+130.8600/ 北西 4 宮崎県小林市 4520500 宮崎県えびの市 4520900 鹿児島県霧島市 4621800 2026-09-18T15:00:00+09:00 2026-09-18T18:00:00+09:00 降灰 70 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+32.1281+130.8400/+32.1200+130.8422/+32.1000+130.8430/+32.0933+130.8400/+32.0800+130.8255/+32.0691+130.8200/+32.0744+130.8000/+32.0800+130.7906/+32.0958+130.8000/+32.0950+130.8200/+32.1000+130.8239/+32.1200+130.8373/+32.1281+130.8400/ 北西 80 熊本県人吉市 4320300 熊本県水俣市 4320500 熊本県芦北町 4348200 熊本県津奈木町 4348400 熊本県錦町 4350100 熊本県多良木町 4350500 熊本県あさぎり町 4351400 宮崎県小林市 4520500 宮崎県えびの市 4520900 宮崎県高原町 4536100 鹿児島県阿久根市 4620600 鹿児島県出水市 4620800 鹿児島県霧島市 4621800 鹿児島県伊佐市 4622400 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 1 +31.9369+130.8600/+31.9390+130.8800/+31.9366+130.9000/+31.9200+130.9165/+31.9035+130.9000/+31.9000+130.8988/+31.8812+130.8800/+31.9000+130.8611/+31.9056+130.8600/+31.9200+130.8428/+31.9369+130.8600/ 北西 3 宮崎県小林市 4520500 鹿児島県霧島市 4621800 　現在、霧島山（新燃岳）は噴火警戒レベル２（火口周辺規制）です。霧島山（新燃岳）で噴火が発生した場合には、１８日０９時から１２時までは火口から西方向に降灰が予想されます。 　１８日０時から１８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 　１８日００時から０３時まで　西　　　　　　　７０ｋｍ　　５ｋｍ　　　　　 　１８日０３時から０６時まで　西　　　　　　　８０ｋｍ　　６ｋｍ　　　　　 　１８日０６時から０９時まで　西　　　　　　　１００ｋｍ　８ｋｍ　　　　　 　１８日０９時から１２時まで　西　　　　　　　１３０ｋｍ　８ｋｍ　　　　　 　１８日１２時から１５時まで　北西　　　　　　９０ｋｍ　　４ｋｍ　　　　　 　１８日１５時から１８時まで　北西　　　　　　８０ｋｍ　　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。 　宮崎県　：小林市、えびの市、高原町 　鹿児島県：霧島市、湧水町、阿久根市、出水市、薩摩川内市、いちき串木野市、伊佐市、姶良市、 　　　　　さつま町、鹿児島市、日置市、長島町 　熊本県　：水俣市、人吉市、天草市、芦北町、津奈木町、錦町、多良木町、相良村、球磨村、 　　　　　あさぎり町 　 　噴煙が火口縁上２０００ｍ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。 　強風のため、遠方まで小さな噴石が流されるおそれがあります。