California: from Mega-Drought to “The Big Melt”

Opinion by Kip Hansen – 2 May 2023

California, the state of my birth, childhood and my familiar stomping ground throughout my university years – just a year ago claiming itself engulfed by a millennial-scale mega-drought — is now worried about too much water:

The Mega-Drought Is Over But California Faces a New Threat: Floods

Of course, because the topic is weather – which nearly everyone in California thinks equals Climate which equals Climate Change which equals Climate Crisis which equals Climate Catastrophe   — this weather phenomenon must be a threat.

The latest version of this new threat is “The Big Melt” – cheerfully promoted and megaphoned by – well, nearly every news outlet in California and is echoed in the national press:

NBCNews:  “The big melt is now here”: California braces for floods

USA Today: ‘The Big Melt’: California braces for flooding as heat wave takes aim at state

Yale Climate Connections:  “California’s Big Melt kicks off, likely to cause floods”

Sky News:  “The big melt: Crushed houses, trapped cars and the threat of floods”

And then, of course, the re-birth of Tulare Lake:

New York Times:  “The Resurrection of Tulare Lake”

California Local:  “Destruction or Reclamation? Lake Tulare Reborn”

The plentiful rain that fell in California through the last few months have ended California’s long-term drought for now, but has also left the mountains covered in snow, tens of feet deep.  In many places, twice the normal amount of snow with twice the normal amount of water equivalent.  As that snow melts, the creeks and rivers will flow with far more water than usually seen.   Reservoirs, many already being purposefully held at their desired maximum levels for this time of year, will receive more and more water – that water either has to either be retained in the reservoir, or released downstream to already saturated areas.  The Oroville Reservoir barely escaped a major disaster when water levels were not lowered early and far enough in the spring of 2017.

The “Big Melt” is based on fears of the possibility of a very warm spring which could cause a rapid melt of the snowpack.  This threat is being widely promoted by a Climate Feedback contributor  Daniel Swain, a climate scientist at UCLA.  [ A Google Search for “Daniel Swain and Big Melt” returns almost a million results.  More on Swain here. ]

I am from California, born and raised there.  The High Sierras were a huge part of my childhood: camping and hiking, six kids under 16 hiking (my brothers and three cousins and I) from Tuolumne Meadows in Yosemite south down the valleys on the John Muir trail and then up over Mt. Whitney to Lone Pine. [ Using this route ]   The Yosemite Valley meadows which are covered with campgrounds and tourists in season are still wild and beautiful.  But with the spring come floods and the California press was awash with news that Most of Yosemite Valley will close starting Friday, April 28, at 10 pm, due to a forecast of flooding.”    Flooding in the spring is perfectly normal for Yosemite Valley in the spring. And is fully expected, every single year.

How long has this been happening? 

Since forever.   But one of the best description of this magnificent natural phenomenon was written by John Muir himself – about the flood of December 1871, and was originally published in the June 1875 issue of The Overland Monthly and substantially revised as Chapter XI, “The River Floods,” in The Mountains of California (1894).

The full original story (which is much better than the revised version published in The Mountains of California) can be read here, supplied by the Library of America. [ you can download a .pdf copy here ]

Here are some excerpts, starting on the 18th of December, 1871:

Note:  Hutching’s and Black’s were two hotels operating in the Yosemite Valley in the 1870s. 

The links for the full original piece: read here, supplied by the Library of America. [ or you can download a .pdf copy here ] 

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Author’s Comment:

Yosemite Valley and the surrounding Sierras are magnificent and utterly priceless.  John Muir was the prime mover in seeing that they were protected as a National Park.     Tuolumne Meadows campground is currently closed through 2024/2025 for re-developmentIt regularly floods and campsites are washed away.  Other Yosemite campgrounds, on the flat alpine meadows on each side of the Merced River, flood nearly every spring.  Since 2007, the Merced at Pohono Bridge has exceeded flood stage more than a dozen times.

John Muir uses the term “the meadows”, but he is not referring to Tuolumne Meadows (circled in green at the right) but the meadows along the Merced River in Yosemite Valley (circled in yellow), downstream from Glacier Point.   

The Yosemite Valley is a natural wonder – if you haven’t seen it, put it on your Bucket List.  When my father was in his last years, I took him for one last look, driving from Los Angeles up through the deserts east of the Sierras and then west through into the Sierra at Tuolumne and then on down and through the loop in the Yosemite Valley.

Quit worrying about the weather and “Thanks for reading.”

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Edward Katz
May 2, 2023 6:34 pm

These big rainfall/drought cycles have been happening to varying degrees for centuries not only in California but also globally, but for the alarmists admitting it would be akin to their admitting they’ve got a hidden yearning for child molestation.

PVLFG
May 2, 2023 9:56 pm

Nothing says May 2 like waking up with two inches of heavy, wet snow on my truck in Alturas this morning. The Big Melt may be on hold for a while. 😉

macromite
May 2, 2023 11:01 pm

Thanks for the nostalgia Kip. I haven’t been in Yosemite in going on 50 years, but I remember the valley as extraordinarily beautiful – and even a poor student and his girl friend could afford a cabin for a night or two in the more or less off season (I remember it snowed overnight – but that just added to the beauty). I also remember an overnight circuit hike to Hetch Hetchy with a sleepless night courtesy of a recalcitrant black bear and other campers beating their pots and pans – but looking at your map, the trail head must have been somewhere outside the valley. Then there was the hanta virus epidemic put down to deer mice infested tourist tents in a valley that looked more an ecotourist nightmare than the Yosemite I remembered, but by then it was only of academic interest to me.

Anyway, I lived in Berkeley for 7 years or so and about half of that was severe drought. The euphoniously named EBMUD* had us on voluntary water restrictions (‘If it’s yellow, it’s mellow and don’t flush) and the citizens cooperated so well that they were forced to raise water rates or go bankrupt. Well, that was their excuse. San Francisco had Hetch Hetchy, so no worries.

California may have once been a Garden of Eden, a paradise to live in or see, but believe it or not, it has a history of drought and flood that have nothing to do with current CO2 levels.

*East Bay Municipal Utility District

John_C
Reply to  macromite
May 3, 2023 1:25 pm

As I recall, during the first reign of Gov Jr. the popular version of the phrase was “If it’s yellow, let it mellow. If it’s Brown, flush him down.” Somehow enough people died or moved away that he came back for a second reign of terror.

macromite
Reply to  John_C
May 3, 2023 11:22 pm

Yes Governor Moonbeam was a turd, but coprophilia seems to be part of the California political system. I’m beginning to wonder if Reagan wasn’t the best of a very bad lot. Actually, just checking a list of the governors after Pat Brown, Reagan was clearly the best of a bad lot and maybe not that bad.

don k
May 3, 2023 1:03 am

Kip: Another nicely done article. Like you, I remember family camping at Yosemite in the mid-20th century. And like Clyde Spencer (above) The last time I visited the valley in the 1970s, it was overrun with people. An awful lot of them. Sort of like Times Square with pine trees. Never went back.

But the reason I came by was that I just read Cliff Mass blog https://cliffmass.blogspot.com/ and he predicts that the Big Melt is going to be delayed a week or so by a spell of unusually cold (for California) Spring weather. Mass’s predictions seem well found and he’s usually right. So maybe the media will be able to stretch the BIG MELT cataclysm out for another week or two … or three … or more.