The Convergence Zone

An update on the Convergence Zone

Greetings Convergence Zone readers! As fall approaches in the PNW and a record El Niño builds, there will likely be

As we approach the halfway point of mountain snow season, snowpack remains in poor condition across much of the PNW.

Forecasters are dealing with a tricky scenario over the next day as a potential windstorm with high forecast uncertainty takes

We’ve finally reached the winter solstice but winter weather has been hard to come by. Much of the continental US

Summary: YES, early season snowpack has declined recently, even as season total snowfall and melt out dates remain essentially unchanged.

It’s hard to put into words how extraordinary the ongoing atmospheric river event has been for western Washington. A 72-hour

The “main event” is now underway in the PNW as radar on Monday morning shows broad coverage of light to

It’s been a while since the PNW had a high impact extreme weather event. Rainy season so far has been

Along with nearly everyone in the atmospheric science community, I am gravely concerned that significant budget cuts and layoffs at

Last Tuesday, a frontal cyclone rapidly deepened over the Pacific Ocean about 1,000 km to the west of Seattle. The