While inversions are common in the Treasure Valley, this one has lasted an unusually long time. What’s going on? When will it ...

Treasure Valley inversion remains locked in place through Thursday with valley temps near 31 degrees. Brief relief possible ...

Treasure Valley inversion strengthens as stratus deck expands across region. Valley temperatures stuck in 30s while mountains ...

Oregon’s temperature inversion continues as stagnant air, fog, and chilly temperatures remain across much of the Pacific ...

As the cool air sinks, the warm air rises over the top and traps the cold air below. If you travel from downtown Boise to the ...

Anyone who traveled up to Mount Bachelor and back to Bend over the weekend may have asked: what’s up with the weird weather?

The bottom line? High pressure ridge continues to build with declining air quality in northern valleys but rebounding ...

Inversions are still in place across the northern valleys, leading to more haze, poor air quality, & areas of morning fog.

The weekend is ending with slightly warmer temperatures as the inversion continues through Monday. FOX 13 Meteorologist Nate ...

The bottom line? Our stubborn inversion setup will remain in place to start out the workweek with our air quality improved ...