Spring Creek · Limestone · Montana, US

Paradise Valley Spring Creeks

ArmstrongSpringCreekJanuary2008
Today · A proper day on the water
Pink Shrimp
Forecast · Today
A proper day on the water
A proper day for it. Work the seams with an upstream nymph, switch to the dry when they show.
90% projected
Today's fly
Pink Shrimp
Pink Shrimp
Conditions on the water · Today
Proxy gauge
Level
Steady
Proxy
via Yellowstone River
Water temp8.4°C
ClarityClear
Weather9°C
WindN 9 km/h
Pressure1019 hPa
Rain · recent0.0 mm
Rain · ahead0.0 mm

No gauge on this water — conditions are inferred from Yellowstone River. The trend transfers, the absolute level does not.

Water temperature for Brown Trout
Cool — slow
8°C est.ideal 10–16°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 clarity is right today, though insect activity could be better.
Likely species
Mayflies
Chironomids
Gammarids
Hatch timeline · todayPeak at 11h

12h(now) — Western Blue-Winged Olive

Stage: On emergersApproach: Emerger or dryActivity: 74%
Also:Black Midge54%
Peak emergence window4 food groups active

Peak activity at 11h — Western Blue-Winged Olive (Western Blue-Winged Olive, 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 3 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 · October highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
2
2
2
2
2
2
2
1
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
Fly box · Brown Trout
Permits & access
Permit required — see local rules.
  • Daily rod-fee, reservation-only private access on all three creeks
  • Catch-and-release ethic; book ahead.
What's coming
Plan ahead
5-day outlook
Other water nearby · 4
Boulder River
30 km
81
Rainbow trout · Brown trout · Brook trout
Yellowstone River
31 km
80
Brown trout · Rainbow trout · Cutthroat trout
Shields River
32 km
62
Brown trout · Rainbow trout
Hyalite Reservoir
33 km
Cutthroat trout · Brook trout
Gallery · 2
  1. ArmstrongSpringCreekJanuary2008
  2. Terrain map of the venue
    Terrain map
The full read · show the working · for Brown Trout · confidence 90%
How the 81 is built — score × weight = contribution
Temperature84 × 28%23.5
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time75 × 13%9.8
Pressure80 × 7%5.6
Insect activity64 × 12%7.7
Conditions total= 81
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowproxy via Yellowstone Riverproxy
Prey activitymodelled from regional profilemodelled
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout 1 January → 31 December
Related guides
Euro Nymphingsubsurface methods
Booking & contacts