Big Sandy Lake Fishing in Sublette County, Wyoming

• Overview

  Big Sandy Lake is one of the Sublette County listings for Wyoming. It sits at 9,708 feet above sea level. Around 57 acres of surface means several distinct areas to work. The edge runs 1.3 miles or so, easy to work in an afternoon. The nearest place of any size is Fort Washakie, 25 miles away. Lander lies 25 miles off, Ethete another 29 miles. One jurisdiction covers this water end to end.

• Where to Fish on Big Sandy Lake

  Depth here is unknown, so count the lead down before committing. A natural lake fishes on cover, and cover here means weed and timber. Still water like this holds fish on the edges rather than out in the open. Survey and observation records for Sublette County include brook trout, rainbow trout, brown trout, lake trout and white sucker. Read it as a county summary, not a water-by-water list. Treat Big Sandy Lake as a water to read rather than to cover.

• Seasonal Patterns

  Average temperature peaks around 51°F in July and bottoms out near 15°F in January. Hard water is a season in its own right here. After early June the shallows warm and the fish move up. The open-water window runs from around early June to about early November in an average year. May into June fishes hardest, and September gives a second good stretch before the lid returns. The season on Big Sandy Lake follows the weather closely.

• Tackle & Baits

  Nothing we hold confirms whether access is permitted. This is a natural basin, not a dammed one. No slipway, car park or made path shows up nearby in mapping, so treat access as rough. Trout here take small spinners, spoons and, where fly water allows, a nymph or dry. Local rules can differ across the county line, so check where you stand. Close seasons apply to some species and not others. For a change of water, Rapid Lake is 0.9 miles distant. For Big Sandy Lake, the notice at the access point is the final word.