The western edges of the Las Vegas Valley saw up to an inch and a half of snow, federal forecasters said.
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Snow levels dropped to 2,000 feet, prompting white flurries and an accumulation of videos and photos on social media. One local television reporter tweeted a photo of Luxor Hotel's light beam illuminating snowfall on the Strip.
At 945 PM One of our weather spotters in the Echo Canyon subdivision on Mt Charleston took this photo of the snow. pic.twitter.com/YLlgLo7M4w
The weather closed down state route 160 between Las Vegas and Pahrump before it was reopened with the help of snow plows.
Interstate 15 was slow going as plows worked to clear accumulation near Primm, according to the Nevada Highway Patrol.
Utility NV Energy reported 2,660 customers were without electricity late Wednesday.
Nellis Air Force Base northeast of the strip announced it would be closed Thursday due to the weather. "Only mission essential personnel will report for duty as scheduled," the base announced on Facebook.
The area was hit with surprise snowfall Sunday and Monday, sending the National Weather Service scrambling to explain what happened.
Dennis Romero writes for NBC News and is based in Los Angeles.