Biologists found significant blunt-force trauma on the right side of the head of a 3-year-old whale and suspect it was hit by a vessel.

When the recent wildfires tore through Los Angeles, destroying thousands of homes and businesses, they also sent plumes of smoke out over the ocean.

San Diego scientists are collecting samples of ash from California's coast to measure how toxins and urban debris from the Los Angeles wildfires could affect nearby fisheries and the food webs of local ecosystems.

On Wednesday at 3:18 p.m. an updated air quality alert was issued valid until Thursday at 6 p.m. The alert is for Ventura County Beaches, Ventura County Inland Coast, Central Ventura County Valleys and Southeastern Ventura County Valleys.

A La Niña winter just started, but it isn’t expected to last long. National forecasters are already looking ahead to the spring season. A new long-range forecast released Thursday shows broad weather predictions for February, March and April nationwide ...

Over 50,000 under evacuation orders or warnings as a new fast-moving wildfire swept through rugged mountains north of Los Angeles.

Fire-weary southern California was buffeted Monday by dangerous winds, with forecasters warning of an "extremely critical" risk in a region already staggering from the

NOAA Fisheries’ scientists will watch for potential effects on fisheries and marine life, including anchovy eggs abundant in waters downwind of the fires. They have collected samples both before and after the eggs were exposed to ash and other debris, for any change in their number and distribution or any effects on their early development.

Ash from the Los Angeles Palisades and Eaton fires has been found by ocean researchers up to 100 miles away in the Pacific near San Nicolas Island.

Forecasts indicate that an atmospheric river will bring heavy rain and snowfall to much of the Pacific Northwest starting late this week and lasting through the weekend. With persistent heavy rainfall, flash flooding could become a concern for residents across the region.

Pennsylvania's Punxsutawney Phil might be the most known weather-predicting groundhog, but a new study is throwing shade on how much his predictions should be trusted. Phil did so poorly that taxidermied critters are better at forecasting an early spring.