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

Treasure Valley inversion strengthens as upper ridge moves overhead, bringing continued fog and air quality issues before ...

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

We explain the record-breaking ridge of high pressure setting up over British Columbia. The atmospheric pattern is creating a ...