From its own website

Jacob Williams Winery

Winery in Wishram, Washington

3 Avery Rd, Wishram, WA 98673

Dogs

What Jacob Williams Winery says about dogs

Dogs allowed: Yes
From its own website, checked 5 Nov 2026harvesthosts.com(source page for Dogs allowed, opens in a new tab)
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“Pets Allowed”
Where dogs can go: Not stated

Informational only. Rules change, so check with the winery before you go.