Large River · Glacial Till · Yukon, CA

Yukon River (upper, Whitehorse area)

Yukon River (upper, Whitehorse area) — Yukon River, Canada
Today · Slow going — pick your moments
Sculpin Streamer
Forecast · Today
Slow going — pick your moments
Slow going — pick your moments and do not force it.
45% projected
Today's fly
Sculpin Streamer
Sculpin Streamer
Conditions on the water · Today
Live gauge
Level
Rising
30.10 m
Lifting fast
Water temp7.6°C
ClarityVery coloured
Weather8°C
WindN 8 km/h
Pressure1032 hPa
Rain · recent12.6 mm
Rain · ahead0.0 mm

The nearest gauge doesn't record temperatures, so we've estimated it — defer to the river keeper's advice.

Water temperature for Lake Trout
Ideal
8°C est.ideal 6–12°C
0°14°28°
How to fish it · for Lake Trout
When
Nymphing can work through most of the day.
Where
Cover mixed depths.
Method
Start with tight-line nymphs and adjust if fish rise or drift higher.
Kit
9 ft #4 rod, floating line, 12 ft tapered leader to 4–5 lb fluoro tippet.
Why this works
Excellent — water temperature is right today, though insect activity could be better.
Likely species
Mayflies
Hatch timeline · todayPeak at 10:00

12:00(now) — Black Midge

Stage: On emergersApproach: Emerger or dryActivity: 35%
Also:Mahogany Dun28%
Peak emergence windowWeather boost5 food groups active

Peak activity at 10:00 — Black Midge (Black Midge, Peak emergence window)

Sub-surface · on the nymphunder the surface

Hatch predictions

Supporters see the full sub-surface read.

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Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

Top prey shown — see all 2 as a supporter.

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Evidence
Records-basedModerate confidence

Based on species-occurrence records, not local invertebrate surveys.

Through the year
0–3 scale · September highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
1
Brown DunHatch
2
3
3
3
3
3
3
2
Western Green DrakeHatch
2
2
Flav (Small Western Green Drake)Hatch
2
3
2
Mahogany DunHatch
2
2

Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.

Ranked for today
Fly box · Lake Trout
LB
Large Baitfish StreamerTop
1/0-4 · Pattern
Proven pattern for this period
Permits & access
Permit required — see local rules.
  • Chinook CLOSED (Yukon River moratorium); grayling/laker/pike C&R/limits
  • Verify current Yukon regulations.
What's coming
Plan ahead
5-day outlook
Gallery · 2
  1. Yukon River (upper, Whitehorse area) — Yukon River, Canada
    Yukon River, Canada
  2. Terrain map of the venue
    Terrain map
Conservation note

Arctic grayling, lake trout and northern pike (C&R / limits). Yukon River CHINOOK SALMON are severely depressed and under moratorium/closure (Canada–US Yukon River Panel) — present in the system but NOT a fishing target; never scored as harvest. Clean-Drain-Dry.

The full read · show the working · for Lake Trout · confidence 75%
How the 81 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow90 × 22%19.8
Clarity85 × 18%15.3
Feeding Time50 × 13%6.5
Pressure75 × 7%5.3
Insect activity49 × 12%5.9
Conditions total= 81
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitymodelled from regional profilemodelled
What would change the calculation
The dawn and dusk windows score higher than the midday lull.
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout 1 June → 30 September
  • Coarse 1 January → 31 December

    No closed/spawning season for pike in Yukon — territorial regulations state most waters, including the Yukon River, are open year-round for all freshwater species except site-specific closures (none applicable to pike here).

Related guides
Euro Nymphingsubsurface methods
Booking & contacts