Preston N. Yip, 31, of Friday Harbor appeared in San Juan County Superior Court for a probable cause hearing Thursday, September 25, 2025. Probable cause was found for seven charges in San Juan Superior Court on Thursday, September 25, 2025 that Yip, a convicted felon, allegedly did.
The charges are:
Stalking – a class B felony
Obstructing a Law Enforcement Officer
Resisting Arrest
Unlawful possession of a Firearm second degree
Possession of a Stolen Firearm
Possession of a Controlled Substance with intent to deliver
Unlawful use of building for drug purposes
An airtag belonging to Yip was found attached to a deputy’s patrol car. The deputy had arrested Yip in the past.
On September 24, three deputies, one detective and a sergeant executed a search warrant of Yip’s Grover Street residence. One deputy started to pick the lock as efforts to reach him by phone failed. Once they saw him in the house, they partially broke down the door which had metal rods securing the door from the inside.
According to the certificate of probable cause:
He was asked to come out “but he refused. Yip grabbed a bottle of alcohol and stayed near the front door, drinking it. …Yip repeatedly said he was coming out and stood at the door then changed his mind. Yip stated he did what he did because we violate his peace and fucked up his life. Yip states, “This is why people do the shit they do to police.”
…He snorted a substance, then proceeded to wipe his nose multiple times.
…After approximately three house of attempting to negotiate with Yip, it was apparent that he was not coming out on his own, the backside door was breached by a deputy. ..Yip was highly intoxicated as he had trouble standing and walking on his own, when he was escorted to the jail vehicle for transport.
Multiple safes with thousands of dollars of cash inside were found in the home. About 490 grams of what appeared to be fentanyl and/or cocaine was found individually packaged. A hidden room was built into the back of the house. Digital scales, packaging materials, large knives, machetes, and a pair of brass knuckles were among the numerous items in the room. Ledgers with names of known drug users was found. Notes about deputies schedules were found.
Judge Kathryn Loring set bail at $300,000.