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<Title>降灰予報（定時）</Title>
<DateTime>2026-08-30T23:00:00Z</DateTime>
<Status>通常</Status>
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<Title>火山名　阿蘇山　降灰予報（定時）</Title>
<ReportDateTime>2026-08-31T08:00:00+09:00</ReportDateTime>
<TargetDateTime>2026-08-31T09:00:00+09:00</TargetDateTime>
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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、３１日０９時から１２時までは火口から北方向、３１日２１時から２４時までは火口から北西方向に降灰が予想されます。</Text>
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<jmx_eb:PlumeDirection type="降灰の方向" unit="漢字" description="北西">北西</jmx_eb:PlumeDirection>
<Distance type="降灰の到達距離" unit="km">60</Distance>
</Property>
</Kind>
<Areas codeType="気象・地震・火山情報／市町村等">
<Area>
<Name>福岡県八女市</Name>
<Code>4021000</Code>
</Area>
<Area>
<Name>福岡県うきは市</Name>
<Code>4022500</Code>
</Area>
<Area>
<Name>福岡県朝倉市</Name>
<Code>4022800</Code>
</Area>
<Area>
<Name>福岡県東峰村</Name>
<Code>4044800</Code>
</Area>
<Area>
<Name>熊本県山鹿市</Name>
<Code>4320800</Code>
</Area>
<Area>
<Name>熊本県菊池市</Name>
<Code>4321000</Code>
</Area>
<Area>
<Name>熊本県阿蘇市</Name>
<Code>4321400</Code>
</Area>
<Area>
<Name>熊本県大津町</Name>
<Code>4340300</Code>
</Area>
<Area>
<Name>熊本県南小国町</Name>
<Code>4342300</Code>
</Area>
<Area>
<Name>熊本県小国町</Name>
<Code>4342400</Code>
</Area>
<Area>
<Name>熊本県高森町</Name>
<Code>4342800</Code>
</Area>
<Area>
<Name>熊本県南阿蘇村</Name>
<Code>4343300</Code>
</Area>
<Area>
<Name>大分県中津市</Name>
<Code>4420300</Code>
</Area>
<Area>
<Name>大分県日田市</Name>
<Code>4420400</Code>
</Area>
</Areas>
</Item>
<Item>
<Kind>
<Name>小さな噴石の落下</Name>
<Code>75</Code>
<Property>
<Size type="小さな噴石の大きさ" unit="cm">1</Size>
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<jmx_eb:PlumeDirection type="小さな噴石の落下方向" unit="漢字" description="北西">北西</jmx_eb:PlumeDirection>
<Distance type="小さな噴石の到達距離" unit="km">5</Distance>
</Property>
</Kind>
<Areas codeType="気象・地震・火山情報／市町村等">
<Area>
<Name>熊本県阿蘇市</Name>
<Code>4321400</Code>
</Area>
<Area>
<Name>熊本県南阿蘇村</Name>
<Code>4343300</Code>
</Area>
</Areas>
</Item>
</AshInfo>
</AshInfos>
<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、３１日０９時から１２時までは火口から北方向、３１日２１時から２４時までは火口から北西方向に降灰が予想されます。</VolcanoHeadline>
<VolcanoActivity>　３１日９時から１日３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
　３１日０９時から１２時まで　北　　　　　　　５０ｋｍ　　３ｋｍ　　　　　
　３１日１２時から１５時まで　北西　　　　　　４０ｋｍ　　３ｋｍ　　　　　
　３１日１５時から１８時まで　北　　　　　　　６０ｋｍ　　３ｋｍ　　　　　
　３１日１８時から２１時まで　北西　　　　　　５０ｋｍ　　３ｋｍ　　　　　
　３１日２１時から２４時まで　北西　　　　　　６０ｋｍ　　３ｋｍ　　　　　
　０１日００時から０３時まで　北西　　　　　　６０ｋｍ　　５ｋｍ　　　　　

　
　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、南阿蘇村、高森町、南小国町、菊池市、大津町、小国町、山鹿市、産山村、西原村
　大分県　：日田市、玖珠町、九重町、中津市
　福岡県　：八女市、うきは市、朝倉市、東峰村
　</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>
