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Fishing Thompson Lake: what the data says
26-acre stocked lake in the PWS area. ADF&G sonar-surveyed water with stocked rainbow trout and 2 more species. The lake tops out around 23 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. Below is the species-by-species picture, pulled from the same data the map uses.
Rainbow Trout fishing at Thompson Lake
Spring rainbow trout on Thompson Lake hold shallow, usually 5 to 20 ft. By summer they slide out to 6 to 23 ft, and by winter most fish are in 5 to 23 ft. Plan around early morning and the evening in the warm months. A dodger + spoon (deep troll) or a flutter spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 5 to 20 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 6 to 23 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 7 to 23 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 5 to 23 ft | dawn | Jigging spoon, Tube jig (white) |
Arctic Grayling fishing at Thompson Lake
Start shallow in spring: arctic grayling sit in 2 to 10 ft that time of year. They move out to 3 to 15 ft in summer and finish the year down in 7 to 23 ft. Plan around the evening and early morning in the warm months. A dry fly (parachute adams, elk hair caddis) or a small inline spinner covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | midday & dusk | 1/16 oz spinner (silver), Small dry fly (Adams, Griffith's) |
| Summer | 3 to 15 ft | dusk & dawn | Dry fly (parachute Adams, elk hair caddis), Small inline spinner |
| Fall | 6 to 20 ft | midday | Small spoon, Beadhead nymph under indicator |
| Winter | 7 to 23 ft | midday & dawn | Tungsten jig + waxworm, Small jigging spoon (gold) |
Arctic Char fishing at Thompson Lake
In spring, arctic char run shallow here, mostly 4 to 15 ft. They move out to 7 to 23 ft in summer and finish the year down in 6 to 23 ft. In summer the feeding windows fall in early morning. A jigging spoon vertical or a tube jig (smelt) covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 4 to 15 ft | midday & dawn | Small casting spoon (silver/orange), Jerkbait (small) |
| Summer | 7 to 23 ft | dawn | Jigging spoon vertical, Tube jig (smelt) |
| Fall | 6 to 23 ft | midday & dusk | Casting spoon (orange/gold), Beadhead streamer |
| Winter | 6 to 23 ft | midday & dawn | Jigging spoon (glow/silver), Tungsten jig + plastic |
Common questions
How deep is Thompson Lake?
Thompson Lake is about 23 ft at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
What fish are in Thompson Lake?
Anglers target rainbow trout, arctic grayling, arctic char on Thompson Lake.
When is the best time to fish Thompson Lake?
For rainbow trout, the summer bite is best in early morning and the evening. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Blueberry Lake · Tonsina Lake · Klutina Lake · Crosswind Lake · Paxson Lake · Summit Lake
See how Thompson Lake stacks up: best rainbow trout lakes in Alaska · best arctic grayling lakes in Alaska · best arctic char lakes in Alaska
Browse all Alaska fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.