洪水警报于9月18日美国山地夏令时凌晨3:21发布,有效期至9月19日美国山地夏令时下午6:00,由蒙大拿州大瀑布城国家气象局发布。
* 情况……持续强降雨仍可能在桑德溪和山猫湖火灾烧伤区引发山洪和泥石流。 * 地点……蒙大拿州西南部部分地区，包括……
* WHAT...Flash flooding and debris flows caused by excessive rainfall continue to be possible over the Sand Creek and Bobcat Lakes Burn Scars.
* WHERE...A portion of southwest Montana, including the following area, Northwest Beaverhead County.
* WHEN...From 3 PM MDT this afternoon through Saturday afternoon.
* IMPACTS...Heavy rainfall over the Sand Creek and Bobcat Lakes Burn Scars is expected up to and during the period of the watch. Residents near the Sand Creek and Bobcat Lakes Burn Scars should prepare for potential debris flow. Be sure to stay up to date with information from local authorities. Heavy rainfall could trigger flash flooding of low-lying areas, urbanized street flooding, and debris flows in and near recent wildfire burn scars.
* ADDITIONAL DETAILS... - Showers and thunderstorms capable of producing locally intense rainfall are forecast to develop over the burn scar late this afternoon through this evening with additional precipitation expected through Saturday, which may lead to flash flooding and debris flows. - Some locations that may experience flash flooding include... Areas near the Sand Creek and Bobcat Lakes Burn Scars, including portions of the Pioneer Mountains Scenic Byway. - http://www.weather.gov/safety/flood
Affected area: Northwest Beaverhead County