Temperatures plunge below zero in some spots

ARLINGTON, Wash. -- You thought you might have seen everything so far this week, but now add sub-zero temperatures to the list.

With several inches of snow on the ground and a clear sky Friday night, the temperature plunged below zero in a few locations across the north Interior.

Arlington's airport reported their morning low temperature was -6. We also received some unofficial reports from people with home weather stations that the temperature was -2 just outside of Lake Stevens, and -1 in Sedro-Woolley.

Other areas were down into the single digits and teens. Marysville reported 3 degrees while Redmond reported 7 degrees at 8 a.m., while it was 8 at Olympia and at an unofficial reading in Everett, 10 in Mount Vernon, 12 in Puyallup and 15 in Seattle.

Here are the official lows from Saturday morning: (* means unofficial station)

• Arlington: -6
• Lake Stevens: -2*
• Sedro-Woolley: -1*
• Marysville: 3*
• Olympia: 7
• Friday Harbor: 8
• Oak Harbor: 8
• Woodinville: 8*
• Mount Vernon: 9
• Everett: 10
• Tacoma: 10
• Bellingham: 12
• Seattle: 14
• North Bend: 14
• Renton: 15
• Shelton: 15