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Fishing Willow Creek Reservoir: what the data says
1,667-acre reservoir near Montana. The lake tops out around 50 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. Here is how the season plays out for each species, straight from the data behind the map.
Brook Trout fishing at Willow Creek Reservoir
In spring, brook trout run shallow here, mostly 2 to 15 ft. Summer pushes them deeper, 10 to 30 ft, and winter fish settle into 3 to 20 ft. Main-lake point is the standout, a point at roughly 2 ft, rated prime for spring brook trout. Best bite is early morning and the evening. Tie on a small spoon fished deep or a trolled lake-clear wobbler + worm and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 15 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 10 to 30 ft | dawn & dusk | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 2 to 15 ft | midday & dawn | Small spoon (orange), Spinner |
| Winter | 3 to 20 ft | dawn | Small jigging spoon, Tungsten jig + plastic |
Rainbow Trout fishing at Willow Creek Reservoir
Spring rainbow trout on Willow Creek Reservoir hold shallow, usually 5 to 20 ft. They move out to 8 to 30 ft in summer and finish the year down in 8 to 40 ft. The spot to know is Break off the point, a drop-off in about 8 ft of water that rates prime for rainbow trout in winter. Plan around early morning and the evening in the warm months. Summer baits: a dodger + spoon (deep troll) or a flutter spoon gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 5 to 20 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 8 to 30 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 10 to 35 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 8 to 40 ft | dawn | Jigging spoon, Tube jig (white) |
Notable structure
- Deep basin: deep basin, around 49 ft
- Shallow feeding flat: feeding flat, around 20 ft
- Shallow feeding flat: feeding flat, around 19 ft
- Break off the point: drop-off, around 8 ft
- Shallow bay flat: weed flat, around 4 ft
- Main-lake point: point, around 2 ft
- Secondary point: point, around 2 ft
- Back-bay flat: weed flat, around 2 ft
Common questions
How deep is Willow Creek Reservoir?
Willow Creek Reservoir is about 50 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 Willow Creek Reservoir?
Anglers target rainbow trout, brook trout on Willow Creek Reservoir.
Where is the best fishing spot on Willow Creek Reservoir?
Break off the point is the top-rated area: a drop-off in about 8 ft of water that rates prime for rainbow trout in winter. Open the map above to see every rated spot for each species and season.
When is the best time to fish Willow Creek Reservoir?
For brook 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
Split Rock Lake · Pishkun Reservoir · Tunnel Lake · Bean Lake · Gibson Reservoir · Ostle Reservoir
See how Willow Creek Reservoir stacks up: best rainbow trout lakes in Montana · best brook trout lakes in Montana
Browse all Montana fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.