災害 · ビキアップの洪水ビッグサンディ川の洪水警報は終了したが、道路の安全が全面的に確認されたわけではない放送 2026年11月4日 11:27 UTC執筆 2026年11月4日 11:35 UTC解説記事を読むこのニュース文字起こし · 読み込み中0:07The Big Sandy River fell below minor flood stage, and its warning ended.0:11On November1 , we reported continuing Verde River flooding in Maricopa County, with0:17low water crossings at risk.0:19The separate Mohave County warning has since ended, but that expiration doesn't tell0:25tell drivers whether a crossing is safe.0:28How high did the Big Sandy actually rise?0:30And what does the warnings end mean for travel?0:33Wickeup was among the places threatened by flooding in south-central Mohave County0:38in northwestern Arizona.0:40The flood episode involved the Big Sandy River and nearby creeks, including Burrow0:46Creek at Highway93 , and Trout Creek above Knight Creek.0:50The clearest outcome came on November2.0:53The Big Sandy was falling, and by midday it had dropped below the level used to mark0:58minor flooding.0:59The warning ended that day.1:00As of November4, the November1 and2 bulletins describe a past flood episode.1:06The Big Sandy measured sixteen point six one feet that morning above its sixteen1:11foot minor flood threshold.1:13A later provisional reading forecasters had also expected the river to fall below1:18its twelve foot action stage later that afternoon.1:23That lower target remained a forecast action stage is a separate threshold below1:28minor flood stage, so the midday recession statement alone doesn't tell us whether1:34the river reached it.1:35The final expiration was twelve fifteen p.1:38m.1:38mountain standard time on November two.1:41Forecasters extended the earlier deadline by two hours, then confirmed recession1:46below minor flood stage ten minutes before the warning ended.1:50The extension kept the warning running into midday.1:53One to three inches of rain had fallen from Saturday night, October thirty-one1:57through Sunday morning, November one.2:00Flooding was already occurring when the first November one warning was it.2:04Burrow Creek climbed through three reported levels at Highway93.2:07The first was seventeen feet, followed by seventeen point four feet.2:12The next morning's update put it at seventeen point nine feet, which forecasters2:17described as a record crest level.2:19The first level had been described as near record height.2:22Forecasters called the later two levels records.2:25These measurements belonged to successive points in the episode.2:29The seventeen point nine foot reading was taken early on November two, when2:33forecasters were still expecting significant flooding on the Big Sandy near Wickeup.2:38The Big Sandy's earlier observed level was just six point six two feet on the2:43morning of November one point.2:45Forecasters expected a much higher crest around three that afternoon.2:51That projected rise drove the warning of major flooding near Wickeup.2:55The Big Sandy forecast called for twenty-two point four seven feet on November one,3:01above the eighteen foot major flood threshold.3:03It also edged above the cited February nineteen ninety-three record.3:07Of twenty-two point four feet, forecasters described the projected level as near3:12that record by late morning on November Suth.3:15Forecasters had shifted to falling water and the sixteen point six one foot3:20observation.3:21We still don't know either river's final peak or whether the Big Sandy reached major3:26flood stage.3:28A lower reading the next day can't tell us how high the water rose beforehand.3:32Highway ninety-three appears in the flood warnings because that's where Burrow Creek3:36was measured.3:37Drivers need a separate road status check for their route.3:41The river measurement and the warnings expiration don't certify that a highway or3:46low water crossing is safe.3:47The condition of individual roads and crossings, after the warning ended, still3:53needs confirmation.3:54The flood alerts instructed drivers to avoid flooded roads.HeyDexで調べるRSSでフォロー関連報道背景11月1日 19:02 UTCベルデ川の洪水で渡河地点が危険に、警報は月曜朝まで
