UPDATED Tuesday, Oct. 24: Search continues for missing Portland hiker in Salmon-Huckleberry Wilderness

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Nathan Mitchell

Authorities are continuing to search Monday morning for a missing hiker near Welches.

The Clackamas County Sheriff's Office tweeted Sunday that 34-year-old Nathan Mitchell was missing. His car was found in the Wildwood Recreation area, deputies said.

KGW-TV reports he planned a day hike Saturday.

More than 25 searchers looked for Mitchell on Sunday, according to Pacific Northwest Search and Rescue.

Day 2 of searching for Nathan. Over 25 searchers between us and @PDXMtnRescue yesterday. Had one team camped overnight on the trail. pic.twitter.com/qvzF24YzX9 — PNWSAR (@pnwsar) October 23, 2017

We had 3 K9 teams with ground support, several 4X4's, and a comm team working yesterday in the Wildwood Recreation area. More today. pic.twitter.com/wkByb4fhE9 — Mountain Wave SAR (@MountainWaveSAR) October 23, 2017

Mitchell was last seen in a black Columbia rain coat, "dark blue/gray plaid Pendleton wool shirt" and brown Columbia boots, deputies said. He was carrying a black backpack. He's 5-foot-8 and 130 lbs.

Deputies ask anyone who sees him to call 911. Anyone who has tips should call 503-655-8211.

-- The Oregonian/OregonLive