Frosty, freezing temps threaten the PNW Thursday morning
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PORTLAND, Ore. (KOIN) -- The National Weather Service office in Portland has issued frost advisories and freeze warnings for several areas overnight Wednesday night and Thursday morning. The frost advisory covers areas of the Willamette Valley and Clark County from 1 a.m. to 9 a.m. on Thursday morning. Temperatures as low as 33 to 36 degrees [...]