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Back気象庁が伊豆諸島北部にレベル5土砂災害特別警報を発表、関東甲信地方で250ミリの大雨予想
気象庁が伊豆諸島北部にレベル5土砂災害特別警報を発表、関東甲信地方で250ミリの大雨予想
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朝日新聞1 hour agoWeather2 min readJapanView translation

気象庁が伊豆諸島北部にレベル5土砂災害特別警報を発表、関東甲信地方で250ミリの大雨予想

Quick Look

気象庁は7日午前4時15分、伊豆諸島北部にレベル5土砂災害特別警報を発表した。対象地域は東京都新島村。台風24号と前線の影響で関東甲信地方では250ミリ、東海地方では300ミリの大雨が予想され、JR東日本は首都圏各線で運休を発表した。

AI-generated summary

Why It Matters

台風24号と前線の影響で西日本から東北地方の太平洋側を中心に大雨が予想されている。気象庁は6日午後4時までに、関東甲信地方を含む広範囲で線状降水帯が発生し、大雨災害発生の危険度が急激に高まる可能性があると発表した。

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気象庁は7日午前4時15分、伊豆諸島北部にレベル5土砂災害特別警報を発表した。

対象地域は、東京都新島村。

避難所へ向かうことにはこだわらず、近くの頑丈な建物の上層階などへの避難が求められる。外へ出ることも危険な場合は、2階以上の部屋に移動するなど、少しでも命が助かる可能性の高い行動をとることが必要だ。

各地で大雨の可能性

台風24号(クロバン)や前線の影響で、7日にかけて西日本から東北地方の太平洋側を中心に大雨が予想されている。気象庁は、大雨による土砂災害や浸水、河川の増水や氾濫(はんらん)への注意を呼びかけている。

台風24号は6日午後6時現在、南大東島の西約60キロにあり、時速15キロで東へ進んでいる。中心の気圧は990ヘクトパスカル、最大瞬間風速は25メートル。

気象庁によると、台風の進路や前線の動向によっては、10日ごろにかけて各地で大雨が続く可能性がある。

気象庁は6日午後4時までに、岩手、宮城、福島、栃木、茨城、群馬、東京、埼玉、千葉、神奈川、静岡、愛知、三重の各都県で6日夜から7日昼にかけて線状降水帯が発生し、大雨災害発生の危険度が急激に高まる可能性があると発表した。

6日午前6時~7日午前6時までに予想される24時間降水量は、東海地方で300ミリ、関東甲信地方で250ミリ、近畿地方で200ミリ、四国地方、九州南部で150ミリ。東京都八丈町で6日午前6時40分までの1時間に約110ミリの猛烈な雨が降ったとみられるとして「記録的短時間大雨情報」を出した。

交通に乱れ

JR東日本は6日、台風24号と前線の影響による大雨を受けて、首都圏各線で7日にかけての運休を発表した。運休だけでなく、遅れが発生する可能性もあるとしている。

6日午後5時時点で、7日の始発から夕方頃までの運休が発表されたのは以下の各線。東海道線の小田原―熱海間▼中央本線の高尾―小淵沢間▼湘南新宿ラインの逗子・小田原―高崎・宇都宮間。相鉄線直通列車の新宿―羽沢横浜国大間は午後3時頃まで。このほか、山手線や中央線など多くの路線で減便を予定している。

JR東日本の千葉事業本部によると、7日は久留里線の久留里―上総亀山間も終日運休となるほか、内房線と外房線にも始発から運転を見合わせたり、夕方頃まで運休したりする区間もある。

東北方面でも大雨が予想されることから、山形新幹線も下り17本、上り16本で新庄―福島間は終日運休、福島―東京間も一部の列車で運転を見合わせる。

臨時休校も

What to Watch

AI outlook — possibilities, not facts

  • 台風24号の進路や前線の動向によっては、10日ごろにかけて各地で大雨が続く可能性がある

    Possible · Within weeks

  • JR東日本は首都圏各線で7日にかけての運休を発表したが、遅れが発生する可能性もあるとしている

    Likely · Within days

Open Questions

  • 土砂災害特別警報が解除される時期は不明
  • JR東日本の運休期間が延長される可能性はあるか
  • 被害の詳細はいつ明らかになるか

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This article was originally published by 朝日新聞.

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