LIVE UPDATES: Atmospheric river drenches PNW with record rainfall, flooding
Airfind news item
By Aimee Plante
Published on March 12, 2026.
The National Weather Service has issued a Flood Warning for parts of Multnomah County and a broader Flood Watch across northwest Oregon. The weather team predicts that streams will continue to rise due to excess runoff, and urban areas may also experience minor flooding. Meanwhile, the Big Pipe in Portland has reached maximum capacity, rising from 5% to 100% overnight.
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