"Light winds and limited air movement will lead to a period of stagnant air conditions," NWS said, warning of "deteriorating ...

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

Low morning temps have led to frost formation throughout western Oregon. Be careful of slick spots, especially in shaded ...

As Arctic air blankets the eastern United States, the National Oceanic and Atmospheric Administration has released its latest ...

The National Weather Service (NWS) issued a warning for some beach counties in Oregon about so-called sneaker waves that ...

The National Weather Service is warning of air stagnation and dense fog in the Willamette Valley. Advisories have been issued for both events. Dense fog is expected to persist until 1 p.m ...

The air stagnation is expected to last until 10 a.m. Friday. "Light winds and limited air movement will lead to a period of stagnant air conditions," NWS said, warning of "deteriorating air quality ...

A surface inversion is preventing the normal mixing of air, meaning pollutants will remain trapped at lower altitudes.

Two federal agencies oversee more than 32 million acres in the state, an area larger than the state of Kentucky, and federal ...

Jacque Schrag/Axios While some parts of the U.S., especially along the Gulf Coast, are seeing a once-in-a-generation snowstorm, you have to go back decades — sometimes more than a century — to see all ...