当出现或可能 发生某些严重洪水时,为了尽可能避免损害而发出的报警告急手段。
英国环境署(Environment Agency)目前已经在英格兰地区发布了7次洪水警报(flood warning)和 36次洪水预告(flood alert),并称在接下来的几个小时将有可能发布更多的洪水预告及警报。
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一位女士说:“这是个洪水警报,不是吗?“
预计会有暴雨,突然洪水警报已发布。
Heavy rain is expected to follow and flash-flood warnings have been issued.
冬季风暴预警及警示已在数州发布,南加州的某些地区则在大雨后发布洪水警报。
Winter storm warnings and advisories are in effect for parts of several states, while some areas in southern California are under flood warnings after heavy rains.
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