Severe · Flood Watch生效中的警报
洪水监视
影响：Helena Valley; Meagher County Valleys; Canyon Ferry Area
有效期至: 2026年9月19日 12:00
Helena Valley; Meagher County Valleys; Canyon Ferry Area
可能涉及范围；情况持续发展至 12:00。
避开洪水区域。如果您附近水位上升，请转移到高处。
阅读官方原文公告
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...The Canyon Ferry Area, Helena Valley, and Meagher County Valleys in Central Montana * WHEN...From 6 PM MDT this evening through Saturday afternoon. * IMPACTS...Excessive runoff may result in flooding of low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Showers and thunderstorms capable of producing hourly rainfall rates of between 0.25 inch to 0.5 inch are possible. - Some locations impacted include Helena, Townsend, and White Sulphur Springs - http://www.weather.gov/safety/flood
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™