Rain and snow is returning to Oregon this weekend, and low elevation snow and ice will become possible next week.

A La Niña winter just started, but it isn't expected to last long. National forecasters are already looking ahead to the spring season.

Two federal agencies oversee more than 32 million acres in the state, an area larger than the state of Kentucky, and federal agencies are responsible for funneling hundreds of millions of dollars to t

The newly signed legislation follows reporting from Oregon Public Broadcasting and ProPublica that underscored the risks and costs associated with a plan to migrate salmon past hydroelectric dams using a giant fish collector and tanker trucks.

As Arctic air blankets the eastern United States, the National Oceanic and Atmospheric Administration has released its latest weather outlook for the last week of January — but will Portland

Washington, Oregon, Idaho, North Dakota, South Dakota, Wyoming and Nebraska are all leaning toward a chillier start to spring. When it comes to spring showers, the country once again looks divided ...

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.

A miles-long cluster of dolphins has been filmed leaping and gliding across Carmel Bay off California, forming an unusual “super pod” of more than 1,500 of the marine creatures.

Frequent earthquakes 300 miles off the coast of Oregon signal escalation for the underwater volcano named Axial Seamount.

California is investing $15 million to offset climate change threats to salmon and steelhead trout in river and stream habitats through watershed projects.

The Great Lakes region is a major recipient of federal funding to protect and clean up the basin as well as protect its rich history.

"When fish can't reach their habitat, they can't reproduce," national habitat conservation organization NOAA Fisheries said. With the removal of the dam comes better conditions for migratory fish to swim to breeding grounds as well as to move nutrients crucial for balance in their ecosystem.