Upper Sweeney Lake Fishing in Sublette County, Wyoming

• Overview

  Upper Sweeney Lake is a Sublette County water, Wyoming side. It sits in rolling bush. Surface area runs to about 6 acres — small enough to read in one session. It is a small entry by Sublette County standards. The nearest place of any size is Pinedale, 13 miles away. Salt Lake City is the closest city, 193 miles away. It sits well inside its county, with no border complications.

• Where to Fish on Upper Sweeney Lake

  Our records carry no depth, so judge it from the bank. Weed, then depth: that is the order to fish a water of this kind. The productive water is a rod length or two out, not a hundred. Reported across Sublette County: brook trout, rainbow trout, brown trout and lake trout. County records show what lives in the area; the local agency holds the water-by-water list. Upper Sweeney Lake gives up its fish to patience rather than distance.

• Seasonal Patterns

  Long-term averages put July at about 51°F and January near 14°F. Hard water is a season in its own right here. The lid usually goes in late May, which opens the strongest weeks of the year. The water is typically free of ice between late May and early November. The weeks after the thaw and the ones before the freeze are the strongest. The season on Upper Sweeney Lake follows the weather closely.

• Tackle & Baits

  Who may fish here is not settled in anything we hold. No built facilities appear in mapping around this water. Trout here take small spinners, spoons and, where fly water allows, a nymph or dry. Some banks are open only from a marked point. Night access is frequently treated as a separate matter. Middle Sweeney Lake sits 0.6 miles off and takes the overflow. Ask locally about Upper Sweeney Lake if anything is unclear.