2026-09-20T17:00:00Z 通常 気象庁本庁 気象庁 2026-09-21T02:00:00+09:00 2026-09-21T03:00:00+09:00 2026-09-21T21:00:00+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、２１日０９時から１２時までは火口から南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 宮崎県都城市 4520200 宮崎県小林市 4520500 宮崎県串間市 4520700 宮崎県高原町 4536100 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 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県志布志市 4622100 鹿児島県姶良市 4622500 鹿児島県湧水町 4645200 鹿児島県大崎町 4646800 鹿児島県東串良町 4648200 鹿児島県肝付町 4649200 小さな噴石の落下 75 宮崎県都城市 4520200 宮崎県小林市 4520500 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 宮崎県都城市 4520200 宮崎県小林市 4520500 宮崎県串間市 4520700 宮崎県高原町 4536100 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 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県志布志市 4622100 鹿児島県姶良市 4622500 鹿児島県湧水町 4645200 鹿児島県大崎町 4646800 鹿児島県東串良町 4648200 鹿児島県肝付町 4649200 小さな噴石の落下 75 宮崎県都城市 4520200 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-21T03:00:00+09:00 2026-09-21T06:00:00+09:00 降灰 70 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南東 50 宮崎県都城市 4520200 宮崎県小林市 4520500 宮崎県高原町 4536100 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県志布志市 4622100 小さな噴石の落下 75 1 +31.9188+130.8800/+31.9188+130.9000/+31.9000+130.9188/+31.8805+130.9000/+31.8806+130.8800/+31.9000+130.8612/+31.9188+130.8800/ 南 2 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-21T06:00:00+09:00 2026-09-21T09:00:00+09:00 降灰 70 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南 60 宮崎県都城市 4520200 宮崎県小林市 4520500 宮崎県串間市 4520700 宮崎県高原町 4536100 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県志布志市 4622100 鹿児島県大崎町 4646800 小さな噴石の落下 75 1 +31.9188+130.8800/+31.9188+130.9000/+31.9000+130.9188/+31.8800+130.9072/+31.8706+130.9000/+31.8740+130.8800/+31.8800+130.8757/+31.9000+130.8612/+31.9188+130.8800/ 南 4 宮崎県都城市 4520200 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-21T09:00:00+09:00 2026-09-21T12:00:00+09:00 降灰 70 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南 50 宮崎県都城市 4520200 宮崎県小林市 4520500 鹿児島県鹿屋市 4620300 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県志布志市 4622100 鹿児島県大崎町 4646800 小さな噴石の落下 75 1 +31.9188+130.8800/+31.9181+130.9000/+31.9000+130.9181/+31.8800+130.9062/+31.8722+130.9000/+31.8685+130.8800/+31.8800+130.8703/+31.9000+130.8612/+31.9188+130.8800/ 南 4 宮崎県都城市 4520200 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-21T12:00:00+09:00 2026-09-21T15:00:00+09:00 降灰 70 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南 60 宮崎県都城市 4520200 宮崎県小林市 4520500 鹿児島県鹿屋市 4620300 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県志布志市 4622100 鹿児島県大崎町 4646800 鹿児島県東串良町 4648200 小さな噴石の落下 75 1 +31.9188+130.8800/+31.9175+130.9000/+31.9000+130.9175/+31.8800+130.9109/+31.8676+130.9000/+31.8682+130.8800/+31.8800+130.8693/+31.9000+130.8612/+31.9188+130.8800/ 南 4 宮崎県都城市 4520200 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-21T15:00:00+09:00 2026-09-21T18:00:00+09:00 降灰 70 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南 60 宮崎県都城市 4520200 宮崎県小林市 4520500 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 鹿児島県曽於市 4621700 鹿児島県霧島市 4621800 鹿児島県志布志市 4622100 鹿児島県大崎町 4646800 鹿児島県東串良町 4648200 鹿児島県肝付町 4649200 小さな噴石の落下 75 1 +31.9188+130.8800/+31.9160+130.9000/+31.9000+130.9160/+31.8838+130.9000/+31.8800+130.8826/+31.8767+130.8800/+31.8800+130.8756/+31.9000+130.8606/+31.9188+130.8800/ 南 3 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-09-21T18:00:00+09:00 2026-09-21T21:00:00+09:00 降灰 70 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南西 60 宮崎県都城市 4520200 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 鹿児島県垂水市 4621400 鹿児島県霧島市 4621800 鹿児島県姶良市 4622500 鹿児島県湧水町 4645200 小さな噴石の落下 75 1 +31.9384+130.8800/+31.9200+130.8983/+31.9000+130.8988/+31.8803+130.8800/+31.9000+130.8605/+31.9200+130.8614/+31.9384+130.8800/ 西 1 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、２１日０９時から１２時までは火口から南方向に降灰が予想されます。 　２１日３時から２１日２１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 　２１日０３時から０６時まで　南東　　　　　　５０ｋｍ　　２ｋｍ　　　　　 　２１日０６時から０９時まで　南　　　　　　　６０ｋｍ　　４ｋｍ　　　　　 　２１日０９時から１２時まで　南　　　　　　　５０ｋｍ　　４ｋｍ　　　　　 　２１日１２時から１５時まで　南　　　　　　　６０ｋｍ　　４ｋｍ　　　　　 　２１日１５時から１８時まで　南　　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　２１日１８時から２１時まで　南西　　　　　　６０ｋｍ　　１ｋｍ　　　　　 　 　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、都城市、高原町、串間市 　鹿児島県：霧島市、曽於市、志布志市、大崎町、鹿屋市、東串良町、鹿児島市、垂水市、肝付町、 　　　　　姶良市、湧水町 　 　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。