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 ...

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LITTLE ROCK, Ark. — When we get higher in the atmosphere temperatures normally decrease, with the ground acting as a heat source. When it comes to temperature inversion the opposite is true. We find ...

Temperatures in the atmosphere generally decrease with increasing height, but occasionally one can find layers in which temperatures actually increase with height – an “inversion” of the normal ...

There can be long stretches throughout the year, especially during the winter, when it doesn't seem like the clouds want to break up. The lack of sunshine can come from what meteorologists call a ...

PORTLAND, Ore. (KOIN) — Oregon’s temperature inversion continues as stagnant air, fog, and chilly temperatures remain across much of the Pacific Northwest on Wednesday. A temperature inversion means ...

AND IN SACRAMENTO, JUST SOME LOW LYING CLOUDS. HIGH PRESSURE IS AROUND. THAT’S WHAT’S RESPONSIBLE FOR THE INVERSION. AND IT IS ONE OF THE STRONGEST INVERSIONS OF THIS TIME OF THE YEAR. SO WHAT EXACTLY ...

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 ...