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

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 ...

Drive up to Bogus Basin right now and look out over the Treasure Valley; you’ll see a haze hanging over Boise and its surrounding cities. But for those below the haze … the view is not so interesting.

For those hoping to get relief from the inversion, you’ll have to wait until at least early next week, according to the National Weather Service.

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

LANSING, Mich (WLNS) — Michiganders are used to the gray, cloudy skies of winter — but do you know why it stays this way for so long? It is a phenomenon called an inversion. Most of January had a ...