Fishing at Grassy Lake, Fremont County, Wyoming

• Overview

  Grassy Lake lies in Fremont County, Wyoming. It lies 9,593 feet above sea level. At about 28 acres, a day is enough to walk the shoreline properly. The town to know is Pinedale, 32 miles out. Fort Washakie follows at 35 miles, then Ethete at 39 miles. More in the same country: Native Lake within 0.3 miles, Phillips Lake at about 0.3 miles, Horseshoe Lake within 1.2 miles, Moose Lake at about 1.5 miles and Cub Lake within 2.9 miles. It sits well inside its county, with no border complications.

• Where to Fish on Grassy Lake

  We hold no survey for this water; read the slope of the shoreline instead. A soft bed grows weed late into autumn, which keeps fish shallow. Still water like this holds fish on the edges rather than out in the open. Survey and observation records for Fremont County include brown trout, rainbow trout, white sucker and brook trout. County records show the wider picture rather than this one place. At Grassy Lake light and wind decide more than tackle does.

• Seasonal Patterns

  Long-run averages give July about 48°F and February about 16°F. A solid cap is the normal state through winter. The lid usually sets by midwinter and gives way around mid June. Open water usually runs from mid June until about early November. The strongest runs come at either end of the open season. It sets the rhythm of the year at Grassy Lake.

• Tackle & Baits

  Public sources are silent on who controls the bank. Mapping shows no built access close by; expect to walk in from wherever you can leave the car. For the trout, small spinners and a box of nymphs cover both approaches. Check whether a boat is allowed before you tow one. Where the way in crosses private ground, ask first. Native Lake at 0.3 miles is the sensible second choice. The position on Grassy Lake is worth confirming on the day.