TIMELINE: Thunderstorm chances grow around Portland

Spring thunderstorms are expected to build across western Oregon on Friday evening, bringing hail, gusty winds, soaking rains ...
KOAA News5

Spring-like day ahead, with spotty afternoon showers and thunderstorms

Around 5-10 degrees cooler on Tuesday, with increasing chances for spotty to scattered thunderstorms this afternoon.
MyNorthwest

What is the Puget Sound Convergence Zone? Why spring weather turns wild in western WA

Spring offers a unique weather feature in the Puget Sound region — the Puget Sound Convergence Zone. The Convergence Zone can ...
Noozhawk

Spring Storm Brings Showers, Chance of Thunderstorms

More rain showers and possible thunderstorms are in the weekend weather forecast for Santa Barbara County. The spring storm will have scattered, gusty ...