Abstract. Eastern Boundary Upwelling Systems (EBUS) contribute disproportionately to global marine productivity and fisheries, yet their response to climate change remains poorly understood. Given the...

September 27, 2026 - Daniel Swain - A hyperactive tropical East Pacific slings hurricanes toward Hawaii and Baja California, with indirect effects (modest moisture & potentially damaging ocean waves) in SoCal It has already been a remarkable, and arguably historic, East Pacific hurricane season. Three hurricanes (Lala, Lowell, Nolo) have now directly impacted the Hawaiian Islands (though none made formal landfall), with #

California’s pro-repro rights governor rejects a key protection that 18 blue states have enshrined into law.

September 2, 2026 - Daniel Swain - A brutally hot and humid Southern California August and a record-breaking wildfire season across interior PacNW & beyond August ended up being an exceptionally hot month across nearly the entire Southwestern U.S., including across nearly all of SoCal (even coastal areas). In fact, August was (yet again) a record warm month in many locations; in #

August 23, 2026 - Daniel Swain - Across Southwest, a mid-late summer characterized by exceptional and sustained overnight warmth Following a record warm winter across most of the American West, it has also been a record (or near-record) warm summer across most of the interior West (and fire season from the Southern Rockies to the Great Basin to the Pacific Northwest has #

Sunflower sea stars are critically endangered in the Pacific Ocean. University of Washington researchers are working with the Samish Indian Nation to bring this 24-armed creature back from the brink of extinction.

Join Senator McGuire, along with climate scientists, meteorologists, and disaster preparedness experts, for a virtual Super El Niño Town Hall to learn how California is preparing for very strong or “super” El Niño weather patterns and events this fall.

July 28, 2026 - Daniel Swain - Continued ocean warming brings increasingly warm and humid conditions to coastal SoCal In recent weeks, the Pacific Ocean along the immediate Pacific Coast has continued to warm. Earlier this year, I mentioned that this was not yet due to El Niño because...well, El Niño had not developed yet (and was, instead, related to other patterns #

An extreme, long-duration California heat wave is expected to begin this week, bringing the state its hottest weather in at least two years, with no clear sign of when it might end.

YouTube video by Lisa Guerrero

Alt: Vulture Shrug Dance