Seven-day Treasure Valley forecast shows continued fog pattern through weekend with high pressure maintaining inversions ...

The ridge of high pressure is keeping out any potential stormy weather until next week when it is expected to weaken slightly ...

Rare rime ice and ground-level ice crystals form across Boise as deep temperature inversion creates perfect conditions for ...

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

This week the sunshine will be in full force with this high pressure system. With that, an inversion will form with air ...

Winter weather in Reno is bringing more than just cold temperatures; it is also trapping pollution over the valley through a ...

There is a chance that this ridge breaks down and gusty showers develop Wednesday next week, but until that verifies, expect cool, cloudy conditions with moments of sunshine, and calm ...

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

Inversions will continue this week with decreasing air quality, especially along the Wasatch Front. Slight improvement is ...

A rare temperature inversion has flipped Bay Area weather, warming mountain ridges while cold, foggy valleys grapple with poor air quality and low visibility.

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 ...

With that, an inversion will form with air stagnation, so be on alert for air quality alerts this week. Winds will also be ...