Trending Now - Scientists Alarmed by Unprecedented Snow Melt in Western US
WHO:
The Guardian - Dr. Russ Schumacher, climatologist at Colorado State University
The Guardian - Daniel Swain, climate scientist
The Guardian - Dr. Joel Lisonbee, senior associate scientist at the Cooperative Institute for Research at the University of Colorado Boulder
ABC News US - Hydrologists in the Rocky Mountains
WHAT:
The Guardian - California's Sierra Nevada is tied for its worst mountain snowpack value on record as of April 1st, 2026.
The Guardian - The Colorado River headwaters, which supplies over 40 million people and 5.5 million acres of agriculture, had just over 4 inches of snow water equivalent (SWE) on April 1st, 2026, or 24% of average, which is less than half of the previous record low.
The Guardian - Local officials in Salt Lake City, Utah, aim to conserve up to 10 million gallons of water due to the snowpack crisis.
The Guardian - More than 1.5 million acres have burned in the US in 2026, which is more than double the 10-year average.
The Guardian - Colorado's snowpack is at record-low levels due to a historically warm winter and high temperatures in March 2026.
The Guardian - California's Sierra Nevada had 4.9 inches of snow water equivalent (SWE), or 18% of average, as of April 1st, 2026.
The Guardian - The Colorado River headwaters had over 4 inches of SWE, or 24% of average, as of April 1st, 2026.
The Guardian - The Great Basin had only 16% of average SWE, and the lower Colorado region was at 10% as of April 1st, 2026.
The Guardian - The Rio Grande was at 8% of average SWE as of April 1st, 2026.
The Guardian - More than 1,500 monthly high temperature records were broken in March 2026.
The Guardian - Over 1.5 million acres have burned in the US in 2026, more than double the 10-year average.
WHERE:
The Guardian - The American West, including California, Colorado, Arizona, New Mexico, Texas, and Utah.
The Guardian - Colorado River Basin, including Lake Mead and Lake Powell.
WHEN:
The Guardian - Measurements taken on March 29th, 2026, showed Lake Mead and Lake Powell at 25% and 33% full, respectively.
The Guardian - Snow surveys were conducted during the week of April 1st, 2026.
The Guardian - The last federal snow drought update was compiled on March 8th, 2026.
The Guardian - Measurements were taken on March 29th, 2026, showing Lake Mead and Lake Powell at 25% and 33% full, respectively.
WHY:
The Guardian - The extreme heat in March 2026 has been described as "likely among the most statistically anomalous extreme heat events ever observed in the American south-west" by climate scientist Daniel Swain.
The Guardian - The rapid snow melt is attributed to a combination of a historically warm winter and extreme heat in March 2026.
The Guardian - Climate change is contributing to rising temperatures and lower precipitation, exacerbating the drought conditions.
HOW:
The Guardian - Snow water equivalent (SWE) is measured to assess potential water supply from melting snow.
The Guardian - Local officials in Salt Lake City, Utah, are initiating early water restrictions to conserve up to 10 million gallons.
(UPDATED April 1, 2026 21:12 UTC)
California's Sierra Nevada is tied for its worst mountain snowpack value on record as of on Wednesday, while the Colorado River headwaters, which serve over 40 million people and 5.5 million acres of agriculture, are at just over four inches of snow water equivalent, or 24% of average, marking less than half of the previous record low. Local officials in Salt Lake City, Utah, are aiming to conserve up to 10 million gallons of water in response to the ongoing snowpack crisis, as more than 1.5 million acres have burned across the U.S. in 2026, more than double the 10-year average. This alarming situation follows extreme heat in March 20th26, described by climate scientist Daniel Swain as "likely among the most statistically anomalous extreme heat events ever observed in the American southwest."
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(UPDATED April 1, 2026 19:25 UTC)
In a concerning report, climatologists and hydrologists have found that Colorado's snowpack is at record-low levels, largely due to a historically warm winter and extreme heat in March 20th26, with the Colorado River headwaters measuring only 24% of average snow water equivalent. Across the American West, including California and the Rocky Mountains, snow water equivalent is alarmingly low, with the Sierra Nevada at just 18% of average and the Rio Grande at a mere 8%. As a response to these drought conditions, local officials in Salt Lake City are implementing early water restrictions to conserve millions of gallons, highlighting the urgent need for water management in the face of climate change.