The storm that came spinning out of the Bay of Bengal in the north of the Indian Ocean last weekend was already notable. It pounded the Himalayas — the tallest mountains in the world — and unleashed a torrent of snow that closed roads, buried tents and stranded hundreds of people on Mount Everest.

Now, data from a weather station at an Everest base camp suggests that the rate at which the snow fell during part of the storm may have broken records or, at the very least, was one of the most significant ever recorded.

Baker Perry, an expert in high mountain extremes and a professor at the University of Nevada, Reno, called one measurement of the snow that fell “off the charts.”

“No wonder tents were collapsing,” he said.

The record at stake

It wasn’t that long ago that a team of ambitiou

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