DriftScout

Upper Yakima

🎣 Easton Dam → Thorpe, WA  ·  Fishing Dashboard
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USGS #12484500 · Umtanum gauge
Current Conditions
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River Flow
000cfs
Gauge Height
0.00ft
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Water Temp
--°F
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Air Temp
--°F
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Barometric Pressure
--inHg
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Recommended Setups AI · Live Conditions
asking Claude…
Wading Access Index
Easy 500 cfs 1,000 1,500 2,000+
48hr Flow History
River Flow — 7-Day History + Trend
USGS real-time
7-Day Fishing Forecast
Current & Upcoming Hatches — Upper River
📋 AI Fishing Insights
Claude · Powered
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Access Points — Easton to Thorpe
⚖️ Selective Gear Rules — Year-Round:  Single, barbless hooks only (crimp or file your barbs). Maximum 3 flies. All trout must be released. No bait. This stretch is part of Washington's Blue Ribbon fishery. Always verify current WDFW regulations before fishing — rules can change.  WDFW Regs ↗
Essential Fly Fishing Knots
Click any knot to watch the full tying tutorial · Video guides from Animated Knots
Trip Log & Fly Box
What worked, where, when — saved locally in your browser
Washington Fishing Regulations
Quick reference — always verify with WDFW before fishing
⚠️ Important: This is a quick reference only. Regulations change annually. Always check the current WDFW Fishing Regulations before fishing. Tribal waters have separate rules.
Tippet & Leader Calculator
Match tippet to fly size · Build the right leader formula
Tippet Size → Fly Size Chart
TippetDiameterBreakingFly SizeBest For
0X.011"15.5 lb#2–6Streamers, heavy nymphs
1X.010"13.5 lb#4–8Big dries, buggers
2X.009"11.5 lb#6–10Hoppers, large nymphs
3X.008"8.5 lb#10–14Hares ears, elk hair
4X.007"6 lb#14–18BWO, PMD, most dries
5X.006"4.75 lb#16–20Small dries, most nymphs
6X.005"3.5 lb#18–24Midges, tiny dries
7X.004"2.5 lb#22–28Micro-midges, spring creeks
Leader Formula Builder
Fly Size Converter
Weight Converter
Indicator Depth Calculator
Washington Fly Shops
Local shops near the rivers you fish — best sources for current intel
Know a shop we're missing? Support local shops — they keep these rivers fishing.
Match the Hatch
Photo-identify any aquatic insect · Get exact fly pattern matches
📷
Drop a bug photo here
or click to browse · JPG, PNG, HEIC
Choose Photo
Photo Tips for Best Results
01Place bug on a light surface (rock, paper)
02Get close — wings, body, and tails visible
03Natural light works best, avoid flash
04Include something for scale if possible
River Map
Explore water, access points & public land · Powered by OpenStreetMap
USGS Gauge
Access Point
Your Location
Public / BLM Land
Public land boundaries are approximate — always verify before accessing