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<DateTime>2026-08-18T05:00:00Z</DateTime>
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<Title>火山名　阿蘇山　降灰予報（定時）</Title>
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<Text>　現在、阿蘇山は噴火警戒レベル３（入山規制）です。阿蘇山で噴火が発生した場合には、１８日２１時から２４時までは火口から北方向に降灰が予想されます。</Text>
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<Name>大分県日田市</Name>
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<Name>大分県九重町</Name>
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<VolcanoInfoContent>
<VolcanoHeadline>　現在、阿蘇山は噴火警戒レベル３（入山規制）です。阿蘇山で噴火が発生した場合には、１８日２１時から２４時までは火口から北方向に降灰が予想されます。</VolcanoHeadline>
<VolcanoActivity>　１８日１５時から１９日９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１５時から１８時まで　北　　　　　　　４０ｋｍ　　２ｋｍ　　　　　
　１８日１８時から２１時まで　北　　　　　　　４０ｋｍ　　２ｋｍ　　　　　
　１８日２１時から２４時まで　北　　　　　　　４０ｋｍ　　２ｋｍ　　　　　
　１９日００時から０３時まで　北　　　　　　　４０ｋｍ　　２ｋｍ　　　　　
　１９日０３時から０６時まで　北　　　　　　　４０ｋｍ　　２ｋｍ　　　　　
　１９日０６時から０９時まで　北　　　　　　　４０ｋｍ　　２ｋｍ　　　　　

　
　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。
　熊本県　：阿蘇市、高森町、南阿蘇村、菊池市、南小国町、小国町、産山村、大津町、山鹿市
　福岡県　：八女市
　大分県　：日田市、竹田市、由布市、九重町、玖珠町
　</VolcanoActivity>
<VolcanoPrevention>　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。
　</VolcanoPrevention>
</VolcanoInfoContent>
</Body>
</Report>
