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

Valley fog expected tonight in Treasure Valley as melting snow adds moisture. Temperature inversion strengthening with patchy fog through weekend ...

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.

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 ...

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

(WGHP) – After a train with cars containing toxic chemicals derailed in East Palestine, Ohio, on Sunday, officials scheduled a controlled release to avoid an explosion. The controlled release created ...

It has been a split screen week in Central Oregon — with sunny skies and warm weather at Mount Bachelor, while Bend and other ...

PORTLAND, Ore. (KOIN) – Have you noticed how cold it has been the last few mornings? How about the fog that’s been preventing the morning sunrise from gracing the picturesque sky of Portland? This was ...

Thanksgiving is a time for gratitude. But in the Treasure Valley, it’s also a time for annoyance: It marks, unofficially and approximately, the start of inversion season. And indeed, inversion season ...

DECATUR, Ill. (WAND) - A weather inversion is a phenomenon in which the typical temperature pattern of the atmosphere is reversed. Typically, air temperature decreases as altitude increases, but ...

KNOXVILLE, Tenn. (WATE) — East Tennesseans and visitors to the Smoky Mountains looking to hit the slopes will have to wait a little longer. Ober Gatlinburg announced Friday it is delaying production ...