CLIMATE BREAKDOWN Reports: Snowpack anomalies documented 1st half of winter 2025/26 Northwest

IMAGE: Skiing with provisions up to a basecamp with wet, filthy, hard-to-work-with snow, OREGON, WALLOWAS. Coda: Summary and Synthesis of the 2025-2026 Climate Breakdown The 2025–2026 Western US snow drought is a definitive example of a "thermal phase-change crisis." The primary drivers—the NEP25A marine heatwave and the warming ENSO-neutral baseline—have combined to create a persistent high-pressure ridge that funnels warm, moist, and high-energy Atmospheric Rivers into the region. The resulting 1000 to 1500-meter upward shift in the snow level has effectively "decapitated" the natural water storage of the Cascades, Sierra Nevada, and Rockies. While precipitation levels remain high, the efficiency of that precipitation in terms of water storage and ecological stability has plummeted. This "new normal" of the 2026 Water Year suggests that traditional metrics of drought, based solely on precipitation, are increasingly obsolete. Instead, a thermodynamic approach that accounts for oceanic heat flux, vertical temperature profiles, and atmospheric evaporative demand is required to understand the current and future state of the Western US wilderness. The convergence of these factors indicates that the 2026 summer will likely face severe water shortages, unprecedented wildfire risk, and continued ecological stress, as the region's "natural reservoir"—the mountain snowpack—fails to survive a winter dominated by the heat of a record-warm North Pacific. The "wildly oscillating" snow levels and record-low SNOTEL readings are not just temporary weather anomalies; they are the visible signatures of a fundamental breakdown in the Western US hydrological cycle. READ full report [3Mb] pdf http://www.picture-poems.com/pdfs/cbr_snowpack-anomalies-2026.pdf