7 listings in Snohomish, 4 of them farmers markets. 2 have a market day and hours from a public register or the market's own website, and 1 appears in the USDA SNAP retailer register. Market days in Snohomish: Monday (1), Tuesday (1), Wednesday (1), Thursday (1), Friday (2), Saturday (1), Sunday (1).
Few Snohomish listings have a schedule or SNAP authorization we could source. Everett, 7 miles away, has 6 listings with more sourced detail; see also all of Washington.