California Snowpack at 12% of Average to Date | May Be Gone in Next 7-Days

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image: CA dept of water resources

“The snowpack over the Sierra is rather paltry, averaging only 12 percent of normal as of yesterday. Much if not all of that snow will melt during the next 7 days as temperatures warm to well above normal.”

– NOAA, Hanford CA, 5/25/20

Yesterday, NOAA stated that the California statewide snowpack is sitting at only 12% of average for today’s date.

They also stated that a vicious heatwave is expected to start today in California and that the statewide snowpack may go to about 0% of average in the next 7-days.

“The first heat wave of the calendar year will impact Central California Tuesday through Thursday. An Excessive Heat Warning is in effect for the San Joaquin Valley, West Side Hills, and Sierra Nevada foothills from 12 PM PDT Tuesday afternoon until 7 PM PDT Thursday evening.”

– NOAA, Hanford CA, 5/25/20

Photo Credit: Chris Baker / Caltrans, District 10
Date: May 20, 2020
Location: Sonora Pass, Route 108, Tuolumne County, CA

Fortunately, California’s reservoirs are doing pretty well with CA’s largest reservoir, Lake Shasta, at 91% of the historical average (see graphic below).

Mountain passes open in California right now:

  • 9,624 Sonora Pass
  • 8,730′ Ebbetts Pass
  • 9,945′ Tioga Pass (open from east to Yosemite boundary)
image: CA dept of water resources

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