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<Title>降灰予報（定時）</Title>
<DateTime>2026-09-22T05:00:00Z</DateTime>
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<Title>火山名　阿蘇山　降灰予報（定時）</Title>
<ReportDateTime>2026-09-22T14:00:00+09:00</ReportDateTime>
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<Text>　現在、阿蘇山は噴火警戒レベル２（火口周辺規制）です。阿蘇山で噴火が発生した場合には、２２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。</Text>
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<Name>熊本県山鹿市</Name>
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<Name>熊本県菊池市</Name>
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<Name>熊本県阿蘇市</Name>
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<Area>
<Name>熊本県合志市</Name>
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<Name>熊本県大津町</Name>
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<Name>熊本県菊陽町</Name>
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<Name>熊本県西原村</Name>
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<Name>熊本県南阿蘇村</Name>
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<Name>大分県日田市</Name>
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<Name>大分県竹田市</Name>
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<Name>大分県九重町</Name>
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<Name>大分県竹田市</Name>
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<VolcanoInfoContent>
<VolcanoHeadline>　現在、阿蘇山は噴火警戒レベル２（火口周辺規制）です。阿蘇山で噴火が発生した場合には、２２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。</VolcanoHeadline>
<VolcanoActivity>　２２日１５時から２３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
　２２日１５時から１８時まで　西　　　　　　　５０ｋｍ　　２ｋｍ　　　　　
　２２日１８時から２１時まで　西　　　　　　　５０ｋｍ　　２ｋｍ　　　　　
　２２日２１時から２４時まで　西　　　　　　　４０ｋｍ　　２ｋｍ　　　　　
　２３日００時から０３時まで　西　　　　　　　３０ｋｍ　　２ｋｍ　　　　　
　２３日０３時から０６時まで　北　　　　　　　３０ｋｍ　　２ｋｍ　　　　　
　２３日０６時から０９時まで　北東　　　　　　２０ｋｍ　　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　：熊本市、宇土市、阿蘇市、大津町、菊陽町、高森町、西原村、南阿蘇村、御船町、嘉島町、
　　　　　益城町、玉名市、菊池市、合志市、玉東町、山鹿市、南小国町、産山村
　大分県　：日田市、竹田市、九重町
　</VolcanoActivity>
<VolcanoPrevention>　噴煙が火口縁上１０００ｍ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>
