2026-08-03T17:00:00Z 通常 気象庁本庁 気象庁 2026-08-04T02:00:00+09:00 2026-08-04T03:00:00+09:00 2026-08-04T21:00:00+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、４日０９時から１２時までは火口から南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 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 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 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 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 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 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-08-04T03:00:00+09:00 2026-08-04T06:00:00+09:00 降灰 70 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西 70 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 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 +31.9210+130.8600/+31.9387+130.8800/+31.9200+130.8987/+31.9000+130.8988/+31.8812+130.8800/+31.8838+130.8600/+31.9000+130.8408/+31.9200+130.8590/+31.9210+130.8600/ 西 3 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-08-04T06:00:00+09:00 2026-08-04T09:00:00+09:00 降灰 70 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南西 80 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 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 鹿児島県姶良市 4622500 鹿児島県さつま町 4639200 小さな噴石の落下 75 1 +31.9135+130.8600/+31.9188+130.8800/+31.9000+130.8988/+31.8812+130.8800/+31.8817+130.8600/+31.9000+130.8435/+31.9135+130.8600/ 南西 3 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-08-04T09:00:00+09:00 2026-08-04T12:00:00+09:00 降灰 70 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南西 70 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 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 鹿児島県姶良市 4622500 鹿児島県さつま町 4639200 小さな噴石の落下 75 1 +31.9110+130.8600/+31.9196+130.8800/+31.9000+130.8988/+31.8812+130.8800/+31.8848+130.8600/+31.9000+130.8457/+31.9110+130.8600/ 南西 3 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-08-04T12:00:00+09:00 2026-08-04T15:00:00+09:00 降灰 70 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南西 60 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 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 鹿児島県姶良市 4622500 鹿児島県さつま町 4639200 小さな噴石の落下 75 1 +31.9113+130.8600/+31.9192+130.8800/+31.9000+130.8988/+31.8812+130.8800/+31.8849+130.8600/+31.9000+130.8452/+31.9113+130.8600/ 南西 3 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-08-04T15:00:00+09:00 2026-08-04T18:00:00+09:00 降灰 70 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南西 70 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 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 鹿児島県姶良市 4622500 小さな噴石の落下 75 1 +31.9313+130.8800/+31.9200+130.8913/+31.9000+130.8988/+31.8812+130.8800/+31.8842+130.8600/+31.9000+130.8448/+31.9121+130.8600/+31.9200+130.8687/+31.9313+130.8800/ 西 3 宮崎県小林市 4520500 鹿児島県霧島市 4621800 2026-08-04T18:00:00+09:00 2026-08-04T21:00:00+09:00 降灰 70 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西 70 宮崎県小林市 4520500 鹿児島県鹿児島市 4620100 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 +31.9332+130.8800/+31.9200+130.8932/+31.9000+130.8988/+31.8812+130.8800/+31.8861+130.8600/+31.9000+130.8438/+31.9116+130.8600/+31.9200+130.8668/+31.9332+130.8800/ 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、４日０９時から１２時までは火口から南西方向に降灰が予想されます。 　４日３時から４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 　０４日０３時から０６時まで　西　　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０４日０６時から０９時まで　南西　　　　　　８０ｋｍ　　３ｋｍ　　　　　 　０４日０９時から１２時まで　南西　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０４日１２時から１５時まで　南西　　　　　　６０ｋｍ　　３ｋｍ　　　　　 　０４日１５時から１８時まで　南西　　　　　　７０ｋｍ　　３ｋｍ　　　　　 　０４日１８時から２１時まで　西　　　　　　　７０ｋｍ　　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：霧島市、鹿児島市、薩摩川内市、日置市、いちき串木野市、姶良市、さつま町、湧水町 　宮崎県　：小林市 　 　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。