Thunderstorm Wind in Sierra County, New Mexico

Thunderstorm Wind August 17, 2015 · Sierra County, New Mexico

70 mph

Estimated gust (61 kt)

$1.1M

Damage as recorded

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Storm survey revealed numerous boats damaged at Marina Del Sur on the south end of Elephant Butte Lake. A couple of metal roofs covering the boats were torn off and/or collapsed and concrete slabs anchoring down the structures were pulled out of the water. An eyewitness described a downburst lasting 15 minutes with torrential rainfall and zero visibility. Property damage was in excess of $1 million.

The wider storm

An upper high continued to sit over Southern Arizona with northerly flow across Southern New Mexico. Moderate moisture remained in place across the region with dew points in the lower 50s and a surface trough across the Rio Grande Valley. A severe thunderstorm developed over the southern portion of Elephant Butte Lake and produced estimated wind gusts over 70 mph and did significant damage at the marina.

Began near Elephant Butte (33.1765, -107.2006).

Source: NOAA Storm Events Database, event 598381. Narratives are written by the National Weather Service forecast office that issued the report.

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