Fishing Slate Lake in Okanogan County, Washington

• Overview

  Washington holds Slate Lake, in Okanogan County. Country round the bank runs to mixed forest. The water measures roughly 6 acres, so nothing here is far from anything else. It sits higher than most water we list in Washington. Brewster sits 40 miles from here and is the nearest stop. Granite Falls lies 40 miles off, Okanogan another 41 miles. It lies deep inside the county rather than near an edge.

• Where to Fish on Slate Lake

  Open data we checked carries no depth for this water. The productive water is a rod length or two out, not a hundred. On a natural lake the weed line and the shelf beyond it do the work. Records held for Okanogan County cover rainbow trout, largemouth bass and sockeye salmon. Several of these carry legal protection or closed seasons; the rulebook comes before the rod. Fish Slate Lake to its features, not to its size.

• Seasonal Patterns

  Climate normals give 55°F for August and 18°F for December. Winter closes the water for a while, and the reopening is worth catching. Break-up comes around early May, and the run that follows is short and strong. The open-water window runs from around early May to about mid November in an average year. Early summer and early autumn carry the open-water season. On Slate Lake that shapes the whole year.

• Tackle & Baits

  Public sources are silent on who controls the bank. There is no mapped parking or launch nearby, which keeps numbers down. Largemouth respond to soft plastics tight to cover; go weedless where the growth is heavy. Where the road in crosses private land, ask first. Fishing rules and camping rules are set separately here. For a change of water, Little Slate Lake is 1 mile distant. For Slate Lake, the notice at the access point is the final word.