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Back台風25号が関東・東海に接近、記録的大雨と暴風に警戒呼びかけ
台風25号が関東・東海に接近、記録的大雨と暴風に警戒呼びかけ
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時事通信yesterdayWeather2 min readJapanView translation

台風25号が関東・東海に接近、記録的大雨と暴風に警戒呼びかけ

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台風25号は21日午前、伊豆諸島・八丈島西方海上を北へ進み、夜遅くにかけて関東に接続。気象庁は関東甲信・東海・東北太平洋側に大雨による土砂災害・浸水・河川増水への厳重警戒を呼びかけ、伊豆大島に土砂災害特別警報(レベル5)を発表。千葉県船橋市では12時間雨量が172.0ミリと9月の統計史上最多を記録。八丈島空港では最大瞬間風速37.0メートルを観測。22日正午までの24時間予想雨量は関東・東海・伊豆諸島で250ミリ、東北で150ミリ。

AI-generated summary

Why It Matters

台風25号は大型で強い勢力を維持し、伊豆諸島・八丈島西方海上を北へ進んだ。関東・東海への接近に伴い、気象庁は大雨による土砂災害・浸水・河川増水への警戒を呼びかけた。

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大型で強い台風25号は21日午前、伊豆諸島・八丈島の西方海上をほぼ北へ進んだ。同日夜遅くにかけて関東にかなり接近した後、東北地方の東へ遠ざかる見込み。気象庁は東北の太平洋側と関東甲信、東海では、大雨による土砂災害や低地の浸水、河川の増水に厳重に警戒するよう呼び掛けた。暴風や高波にも警戒が必要という。

【時事ドットコム 天気予報】

気象庁は同日、東京都大島町(伊豆大島)に警戒レベル5の土砂災害特別警報を発表。関東甲信と東海地方には線状降水帯の予測情報も出された。発生する可能性がある期間は、静岡県が21日夕方まで、伊豆諸島と神奈川、山梨両県が夜まで、茨城、埼玉、千葉各県と東京都が夜遅くまで。

八丈島空港では21日午前7時35分すぎに最大瞬間風速37.0メートルを観測。千葉県船橋市では、午前8時20分までの12時間雨量が172.0ミリに上り、この地点の9月の統計史上最多記録を更新した。

25号は21日午前10時、八丈島の西南西約110キロの海上を時速20キロで北東へ進んだ。中心気圧は960ヘクトパスカル、最大風速40メートル、最大瞬間風速55メートル。半径185キロ以内が風速25メートル以上の暴風域、東側650キロ以内と西側440キロ以内が風速15メートル以上の強風域。

22日正午までの24時間予想雨量は多い所で、関東と東海、伊豆諸島250ミリ、東北150ミリ。

What to Watch

AI outlook — possibilities, not facts

  • 関東・東海・伊豆諸島で22日正午までに24時間予想雨量250ミリ、東北で150ミリとなる見込み

    Likely · Within hours

Open Questions

  • 台風25号の今後の進路と勢力変化はどのようになるか
  • 被害の詳細な状況はどのようになるか
  • 線状降水帯の発生による影響の範囲はどのようになるか

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This article was originally published by 時事通信.

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