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Powerful storm causes widespread flooding in Northern California, evacuations in Sonoma County and neighboring Nevada

Powerful storm causes widespread flooding in Northern California, evacuations in Sonoma County and neighboring Nevada

The first band of what forecasters predict will be the region's most powerful storm in a decade continued to pummel Northern California on Sunday, causing flooding throughout the region and prompting evacuations in Sonoma County and parts of neighboring Nevada.

Emergency officials voluntarily evacuated 650 homes in the low-lying communities of Monte Rio and Guerneville in Sonoma County as the Russian River continued to rise Sunday evening. The river is expected to peak at noon on Monday and will probably remain at or above flood levels through Tuesday morning, officials said.

Authorities said nearly 400 homes in Reno and other areas of Washoe County, Nev., were voluntarily...

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