線状降水帯の発生で記録的大雨に 台風10号

・台風は九州を縦断、四国方面へ
・暴風域は消えたが発達した雨雲を伴う
・西〜東日本では線状降水帯による記録的大雨の恐れ
・台風の進行が遅く、影響が長引く

九州で90人以上のけが人を出した台風10号は、勢力を少しずつ落としつつも発達した雨雲を伴って東に進んでいる。
29日(木)の午前8時ごろには鹿児島県の薩摩川内市付近に上陸、その後ゆっくりと北上し、30日(金)午前10時には大分県の国東市付近に達した。

台風の東側では広い範囲で湿った空気が流れ込み、台風から離れた所でも雨雲が発達、記録的な大雨になっている所がある。24時間降水量では、神奈川県小田原市で午前11時30分までに過去最多の326.5ミリを観測した。

今後台風が向かう西日本から東日本にかけては、線状降水帯が発生して、記録的な大雨になる恐れがある。土砂災害や洪水などに警戒が必要。

【気象庁発表による予想雨量】
30日(金)12時から31日(土)12時までに予想される24時間降水量は多い所で、
関東甲信地方 150ミリ
東海地方   300ミリ
近畿地方   300ミリ
中国地方   150ミリ
四国地方   300ミリ
九州北部地方 100ミリ
九州南部   100ミリ

その後、31日(土)12時から9月1日(日)12時までに予想される24時間降水量は多い所で、
北陸地方   150ミリ
関東甲信地方 150ミリ
東海地方   400ミリ
近畿地方   200ミリ
中国地方   120ミリ
四国地方   150ミリ

台風は30日(金)午前10時現在、大分県国東市付近をゆっくり北東に進んでいる。
風速25メートル以上の暴風域は消えたが、西日本の広い範囲が強風域に入っていて、台風が離れつつある長崎県や鹿児島県では強い風が観測されている。
台風が予報円の中心を進んだ場合、30日(金)夜に高知県土佐市付近、31日(土)朝に室戸市付近、9月1日(日)朝に奈良県天理市付近に達する見込みだ。

Typhoon No. 10 Causes Over 90 Injuries in Kyushu, Continues Eastward with Heavy Rainfall

Typhoon No. 10, which has caused injuries to more than 90 people in Kyushu, is gradually losing strength but continues to move eastward, accompanied by developed rain clouds. The typhoon made landfall near Satsumasendai City in Kagoshima Prefecture around 8 a.m. on Thursday, the 29th. It then slowly advanced northward, reaching the vicinity of Kunisaki City in Oita Prefecture by 11 a.m. on Friday, the 30th.

On the eastern side of the typhoon, moist air is flowing in over a wide area, leading to the development of rain clouds even far from the typhoon itself. Some areas are experiencing record-breaking rainfall. In Odawara City, Kanagawa Prefecture, a record 326.5 millimeters of rainfall was observed by 11:30 a.m. over the past 24 hours.

As the typhoon progresses from western to eastern Japan, there is a risk of linear precipitation bands forming, leading to potentially record-breaking rainfall. Caution is advised for landslides, flooding, and other related hazards.

Rainfall Forecast by the Japan Meteorological Agency

Forecasted 24-hour rainfall amounts from 12 p.m. on Friday, the 30th, to 12 p.m. on Saturday, the 31st (in areas with heavy rainfall)

  • Kanto-Koshin region: 150 mm
  • Tokai region: 300 mm
  • Kinki region: 300 mm
  • Chugoku region: 150 mm
  • Shikoku region: 300 mm
  • Northern Kyushu: 100 mm
  • Southern Kyushu: 100 mm

Forecasted 24-hour rainfall amounts from 12 p.m. on Saturday, the 31st, to 12 p.m. on Sunday, September 1st (in areas with heavy rainfall)

  • Hokuriku region: 150 mm
  • Kanto-Koshin region: 150 mm
  • Tokai region: 400 mm
  • Kinki region: 200 mm
  • Chugoku region: 120 mm
  • Shikoku region: 150 mm
    Typhoon Update: Slow Northeastward Movement Near Kunisaki City, Oita Prefecture
  • As of 10 a.m. on Friday, the 30th, the typhoon is moving slowly northeastward near Kunisaki City, Oita Prefecture. While the area of violent winds exceeding 25 meters per second has dissipated, a wide region of western Japan remains under the influence of strong winds. In Nagasaki and Kagoshima prefectures, where the typhoon is gradually moving away, strong winds are still being observed.
  • If the typhoon follows the predicted course, it is expected to reach near Tosa City, Kochi Prefecture, on the night of Friday, the 30th, near Muroto City on the morning of Saturday, the 31st, and near Tenri City, Nara Prefecture, on the morning of Sunday, September 1st.

Typhoon Update: Slow Northeastward Movement Near Kunisaki City, Oita Prefecture

As of 10 a.m. on Friday, the 30th, the typhoon is moving slowly northeastward near Kunisaki City, Oita Prefecture. While the area of violent winds exceeding 25 meters per second has dissipated, a wide region of western Japan remains under the influence of strong winds. In Nagasaki and Kagoshima prefectures, where the typhoon is gradually moving away, strong winds are still being observed.

If the typhoon follows the predicted course, it is expected to reach near Tosa City, Kochi Prefecture, on the night of Friday, the 30th, near Muroto City on the morning of Saturday, the 31st, and near Tenri City, Nara Prefecture, on the morning of Sunday, September 1st.

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