The Friday model shows the sooty air moving southward from the fire in Mariposa County into the San Joaquin Valley Wednesday afternoon and overnight. As an upper-level ridge of high pressure starts to ...

In one study, these particles from high-altitude wildfire smoke created a dramatic cooling effect not accounted for in ...

I talked with a modeling expert at NOAA about how our best weather models handle the smoky sky. Not all of our favorite weather models have modules in them to forecast the motion and thickness of ...

The wildfires out West are spewing another big patch of smoke into the Midwest. The smoke is going to cover Michigan’s skies also very shortly. One of our best weather models, the High Resolution ...

UNIVERSITY PARK, Pa. — The Canadian wildfires of June 2023 exposed a large portion of the Northeastern United States to unprecedented levels of smoke. A new model that combines wildfire smoke ...

WEST MICHIGAN - A handful of Canadian wildfires burning to our north and west across a few of those Provinces our already sending smoke into the northern United States and Upper Midwest. The image ...

Many of the most advanced climate models simulate smoke that is darker, or more light absorbing, than what researchers see in observations. A study of biomass burning aerosols led by University of ...

Across the western U.S., wildfires and the dangerous smoke that results have increased in frequency and intensity since the ...

An air quality health advisory is in effect in Mesa, Delta and Montrose counties through Thursday, and the Colorado Department of Public Health and Environment has issued an ozone action day alert for ...

The UW Mobile Lab measures biomass burning smoke in Wyoming from a couple of years ago. This is an example of the type of field measurement that was used to compare with the computer models. Hunter ...