Spring Creek · Mixed · US, US

Shasta River

Shasta River venue image

The Shasta River winds through the open volcanic valley below Mount Shasta, a spring-and-meadow river that punches above its size as one of the Klamath's most important salmon and steelhead tributaries.

Tomorrow · Slow going — pick your moments
Czech Nymph
Forecast · Tomorrow
Slow going — pick your moments
Slow going — pick your moments and do not force it.
45% projected
Today's fly
Czech Nymph
Czech Nymph
Conditions on the water · Tomorrow
Live gauge
Level
Rising
0.92 m
Lifting fast
Water temp13.2°C
ClarityVery coloured
Weather13°C
WindN 5 km/h
Pressure1012 hPa
Rain · recent0.0 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 Brown Trout
Ideal
13°C est.ideal 1016°C
0°14°28°
How to fish it · for Brown 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
Hatch timeline · tomorrowPeak at 12pm

12pm(now) Mahogany Dun

Stage: On emergersApproach: Emerger or dryActivity: 29%
Also:Reed Smut26%
Peak emergence window5 food groups active

Peak activity at 12pm — Mahogany Dun (Mahogany Dun, Peak emergence window)

Sub-surface · on the nymphunder the surface

Hatch predictions

Top nymph shown — see all 3 guilds with Pro.

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Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

Top prey shown — see all 2 with Pro.

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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
Western Blue-Winged OliveHatch
2
3
3
3
3
3
3
3
2
Pale Morning DunHatch
2
3
3
2
TricoHatch
2
3
2
Freshwater ShrimpHatch
2
3
3
3
3
3
3
3
3
3
3
2

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

Ranked for today
Brown Trout fly box
SD
Sex Dungeon
2-6 · Pattern
Proven pattern for this period
What's coming
Plan ahead
5-day outlook
Other water nearby · 3
Gallery · 1
  1. Terrain map of the venue
    Terrain map
About this water

The Shasta River winds through the open volcanic valley below Mount Shasta, a spring-and-meadow river that punches above its size as one of the Klamath's most important salmon and steelhead tributaries. The spring sources and rich volcanic ground give it real productivity, and where the cold water holds, the rainbows and steelhead do well on it. But the Shasta is a river defined by its summer struggle: agricultural demand and heat can draw it down and warm it badly through the dry months, and the fishing should follow the water's welfare, not the angler's appetite. It comes into its own in the cool shoulders and on the autumn and winter flows that bring the steelhead up from the Klamath. Fish it when it's cool and carrying water, treat the fish gently, and leave it be when the heat is on.

  • River
  • Mixed
The full read · show the working · for Brown Trout · confidence 90%
How the 85 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time70 × 13%9.1
Pressure80 × 7%5.6
Insect activity61 × 12%7.3
Conditions total= 85
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitymodelled from regional profilemodelled
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