Thompson Lake, Washington: Fishing Spots and Seasons

• Overview

  Set in King County, Washington, this is Thompson Lake. Elevation runs to 3,661 feet. Roughly 46 acres: a morning covers one end, an afternoon the other. The whole outline is near 1.0 miles, and most of it is walkable. Few waters listed in King County are bigger. Tanner sits 7.6 miles from here and is the nearest stop. For a city, Renton is 30 miles off. The county line is nowhere near, so one local authority covers the water.

• Where to Fish on Thompson Lake

  No depth figure appears in our records, so the bank has to tell you. Where the bottom changes texture, fish gather; find that line. Look for the band where the shallows give up and the bottom falls away. County-wide records name Chum salmon, Coho salmon and Chinook salmon. Protected fish appear in the records for this area, so treat the list as information, not an invitation. Read Thompson Lake for ten minutes before the first cast goes out.

• Seasonal Patterns

  The warm month here averages 60°F; the cold one sits at 32°F. Spring and autumn are the strongest, but nothing is truly closed. It is not guaranteed from one year to the next. April and May are the settled weeks, with October close behind. Anyone fishing Thompson Lake regularly works to that calendar.

• Tackle & Baits

  Who may fish here is not settled in anything we hold. Records list it as a natural water body rather than an impoundment. There is no recorded infrastructure here; expect to find your own way in. For the trout, small spinners and a box of nymphs cover both approaches. Parking is often the real limit rather than the bank itself. Barbless rules turn up on managed water more often than not. Should this one be busy, Spider Lake is 0.8 miles off. Confirm access to Thompson Lake locally before you travel.