It’s a fishing day

Boysen Reservoir fishing conditions · Wyoming

Now until 5 amWalleye

The bite peaks at 74.

Log a trip here
Right now: 74 for walleye, worth the trip · inside the best windowTap or drag along the water to move through the next 36 hours

Walleye, hour by hour

Each float is an hour. The deeper it rides, the better the bite. The strip underneath runs daylight, dusk and dark; the red rule marks the best window. Click any hour to read it.

  1. 741 am
  2. 74
  3. 74
  4. 744 am
  5. 68
  6. 68
  7. 687 am
  8. 68
  9. 68
  10. 6810 am
  11. 68
  12. 60
  13. 601 pm
  14. 60
  15. 58
  16. 584 pm
  17. 58
  18. 58
  19. 587 pm
  20. 60
  21. 68
  22. 6810 pm
  23. 68
  24. 68Tue
  25. 601 am
  26. 45
  27. 45
  28. 454 am
  29. 68
  30. 68
  31. 687 am
  32. 68
  33. 68
  34. 6810 am
  35. 68
  36. 68
Go, 85+Worth the trip, 70+Marginal, 55+Sit it out

Right now · best window

Water
No reading

Walleye range 50–72°

Wind
3 mph

From the east-northeast

Light
Dark

Sunrise 7:40 am

Sky
Mostly Cloudy

1% chance of rain

Air
43°F

NWS hourly forecast

Barometer
Falling

Measured, last 3 hours

Moon
100% lit

Full

What’s biting

Each species is scored against its own water-temperature range and tide preference, then wind, weather and warnings. The rules are Wyoming non-tidal regulations for these waters.

Walleye

Walleye

Sander vitreus

74Worth the tripNow until 5 am

Water

No water reading here right now. Walleye bite in 50–72° water, best near 62°.

Why

Sharp 3-hour fall — fish feed hard ahead of a front. Holds 10–40 ft down.

Keep

6 a day

Open. Keep fish within the limits. Wyoming statewide: 6 walleye a day. Bighorn and Wind River drainage walleye and sauger must be kept whole until you are off the water.

Verified Oct 23, 2026 · Wyoming non-tidal

Season here: Apr–May, Oct–Nov, estimated from local air temperature, 2023–2025; there is no water gauge here. More on walleye

Rainbow Trout

Rainbow trout

Oncorhynchus mykiss

74Worth the tripNow until 5 am

Water

No water reading here right now. Rainbow trout bite in 45–68° water, best near 55°.

Why

Sharp 3-hour fall — fish feed hard ahead of a front. Holds 3–20 ft down.

Keep

6 a day

Open. Keep fish within the limits. Wyoming lakes and reservoirs: 6 trout a day, no more than 6 across streams and lakes combined. Open all year.

Verified Oct 23, 2026 · Wyoming non-tidal

Season here: Apr–May, Oct–Nov, estimated from local air temperature, 2023–2025; there is no water gauge here. More on rainbow trout

Crappie

Crappie

Pomoxis spp.

74Worth the tripNow until 5 am

Water

No water reading here right now. Crappie bite in 50–80° water, best near 65°.

Why

Sharp 3-hour fall — fish feed hard ahead of a front. Holds 3–20 ft down.

Keep

50 a day

Open. Keep fish within the limits. Wyoming statewide: 50 a day of yellow perch, crappie, bluegill, other sunfish, bullhead, rock bass, stonecat and freshwater drum combined.

Verified Oct 23, 2026 · Wyoming non-tidal

Season here: May–Jun, Sep–Oct, estimated from local air temperature, 2023–2025; there is no water gauge here. More on crappie

Yellow Perch

Yellow perch

Perca flavescens

74Worth the tripNow until 5 am

Water

No water reading here right now. Yellow perch bite in 45–70° water, best near 58°.

Why

Sharp 3-hour fall — fish feed hard ahead of a front. Holds 5–30 ft down.

Keep

50 a day

Open. Keep fish within the limits. Wyoming statewide: 50 a day of yellow perch, crappie, bluegill, other sunfish, bullhead, rock bass, stonecat and freshwater drum combined. Area 4 (Green River drainage) treats perch as nongame fish that must be killed.

Verified Oct 23, 2026 · Wyoming non-tidal

Season here: Feb–May, Oct–Dec, estimated from local air temperature, 2023–2025; there is no water gauge here. More on yellow perch

Common Carp

Common carp

Cyprinus carpio

74Worth the tripNow until 5 am

Water

No water reading here right now. Common carp bite in 52–86° water, best near 72°.

Why

Sharp 3-hour fall — fish feed hard ahead of a front. Holds 1–15 ft down.

Keep

no daily limit

Open. Keep fish within the limits. Wyoming: carp are nongame fish, with no creel or possession limit. They may be taken during any season open for game fish.

Verified Oct 18, 2026 · Wyoming non-tidal

Last checked 8 days ago. Rules may have changed.

Season here: May–Oct, estimated from local air temperature, 2023–2025; there is no water gauge here. More on common carp

The water

  • Water temperatureNo reading
  • Barometer30.26 inHg, falling

Sun, moon & solunar

  • Sunrise today7:40 am
  • Sunset today6:12 pm
  • MoonFull, 100% lit
  • Major solunarSunday 11:50 pm–1:50 am
  • Minor solunarToday 8:00 am–9:00 am
  • Major solunarToday 12:10 pm–2:10 pm

Solunar tables are a popular heuristic. A peer-reviewed test found they don’t predict catch on their own, so here they only nudge the score when the tide or moon already agree. How the score works

Fishing report

No current report covers these waters.

We only show reports an agency has published, with their date. Wyoming Game & Fish has the state’s fishing pages.

Licenses and rules: Wyoming Game & Fish · trout stocking · fish-consumption advisories

About this spot

A 20,000-acre Wind River reservoir in Boysen State Park, at the mouth of the dramatic Wind River Canyon in central Wyoming. The state’s top walleye and sauger fishery, fished hard from boats and shore, with rainbow trout, perch, and crappie rounding out the catch. Tough Creek and Brannon offer public ramps and shoreline access.

6 walleye a day (keep them whole until off the water), 6 trout, and 50 perch, crappie and other panfish combined. Northern pike are nongame in Fremont County and must be killed. The Wind River Canyon tailwater below the dam is a separate trout run.

Nearby

The closest public spots we cover, with the same 36 hours of floats.

Bighorn River135 mi · MontanaBest now until 5 am
96Go
Glendo Reservoir172 mi · WyomingBest now until 5 am
75Worth the trip
South Fork Snake River (Heise)176 mi · IdahoBest now until 5 am
84Worth the trip
Henry’s Fork (Island Park)176 mi · IdahoBest tomorrow 1 am–1 pm
74Worth the trip
Flaming Gorge Reservoir182 mi · UtahBest today 5 am to tomorrow 1 pm
68Marginal

Questions people ask

Do I need a fishing license to fish at Boysen Reservoir?

Yes (anglers age 16 and older). To fish at Boysen Reservoir you need the appropriate state fishing license. See the agency's current rules: the state agency website

What fish are commonly targeted at Boysen Reservoir?

Boysen Reservoir is listed on this site for 5 commonly-targeted species: Walleye, Rainbow Trout, Crappie, Yellow Perch, and 1 more. Which species is currently in season and which is scoring highest today is shown in the per-species ranking on this page.

When is the best time to fish at Boysen Reservoir?

It depends more on the species and the day's conditions than on a fixed "best hour." Water temperature, weather, and — at tidal locations — the stage of the tide drive activity most. The per-species ranking on this page scores every target species at Boysen Reservoir against today's live conditions, so the fish near the top are your best bets right now; check back as conditions change through the day.

What kind of access does Boysen Reservoir have?

Boysen Reservoir has multiple access types — pier, shoreline, and at least one public boat ramp. 6 walleye a day (keep them whole until off the water), 6 trout, and 50 perch, crappie and other panfish combined. Northern pike are nongame in Fremont County and must be killed. The Wind River Canyon tailwater below the dam is a separate trout run.

Which state's fishing regulations apply at Boysen Reservoir?

state agency regulations apply at Boysen Reservoir. Size limits, creel limits, and seasonal closures are listed per species on each species page. Always confirm against the agency source linked from each regulation block — emergency closures can take effect mid-season.

Is Boysen Reservoir tidal water?

No. Boysen Reservoir is non-tidal — water level varies with rainfall, seasonal flow, and (where applicable) upstream dam releases rather than tidal exchange.