Dramatic satellite photos show California mountain snow after storms - Los Angeles Times

Los Angeles Times

by Terry Castleman

February 24, 2026

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Dramatic satellite images reveal the transformation of California's Sierra Nevada mountains after recent storms, showcasing a significant increase in snowpack levels that had been alarmingly low at the start of the year. These images, captured by NASA's MODIS satellite, highlight the stark contrast between the landscape on February 12 and just ten days later, when snow coverage expanded to lower altitudes and even temporarily closed Yosemite National Park. The snowpack反弹 from 53% to 73% of historical averages in less than two weeks, with notable variations across different regions: while the Northern Sierra lagged at 53%, the Southern Sierra saw a remarkable recovery to 98% of its typical level. The replenishment of snowpack is crucial for California's water resources, as it provides a natural reservoir that melts throughout the year. This improvement comes after months of drought and record-low snow levels in October 2025, which left the state vulnerable. However, the stormy weather also brought tragic consequences, including the deadliest avalanche in modern California history near Lake Tahoe, claiming nine lives on February 17. Two more skiers were killed later in the week at Heavenly Resort, underscoring the dangers of extreme weather conditions. The satellite imagery not only illustrates nature's ability to rapidly change landscapes but also serves as a reminder of the delicate balance between climate patterns and human activity. For readers interested in environmental trends and safety concerns, this story highlights the dual impact of winter storms: while they bring much-needed water resources, they also pose significant risks. The images and data provide valuable insights into California's natural cycles and the importance of monitoring snowpack levels to ensure water security and public safety. This coverage matters because it connects climate science with everyday life, offering a visual narrative of how weather patterns affect both the environment and communities. For those following news on climate resilience or outdoor safety, understanding these dynamics is crucial for preparedness and resource management.

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Originally published on Los Angeles Times on 2/24/2026