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Flash Flood in Sierra County, New Mexico
Flash Flood July 9, 2015 · Sierra County, New Mexico
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Water from Poverty Creek rapidly rising and crossing Highway 52 with a depth of 2 to 3 feet.
The wider storm
An upper low was moving into the Southern Great Basin with west-southwest flow aloft across the Borderland. Deep monsoon moisture was in place with dew points into the upper 50s to lower 60s. Good wind shear and instability provided the necessary ingredients for severe hail and flash flooding.
Began near Winston (33.4304, -107.7182).
Source: NOAA Storm Events Database, event 594449. Narratives are written by the National Weather Service forecast office that issued the report.
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