Sol Duc River
Olympic Peninsula
NW Washington, USA
Open live forecast →Target species: Steelhead and Rainbow.
Stream gauge: 12043000. Flow and water temperature update on every refresh.
Weekly AI Outlook as of 06/05/26
Sol Duc is sitting at 161 cfs with water temp at 54.5°F — ideal conditions for resident rainbows and cutthroat in the upper sections. No recent shop intel — outlook based on current conditions. Water temp just crossed the 54°F threshold for PMD emergence, and with afternoon highs climbing toward 56°F by Saturday, expect good dry fly action. Focus upper river access points like Sol Duc Campground area. Light rain through the forecast keeps flows stable without blowing out clarity.
- Flow: 161 cfs — perfect level for upper river resident trout. Well below typical June range of 500-2K cfs, providing excellent wade access
- Hatches: Water temp at 54.5°F triggers PMD emergence. Expect caddis activity midday, soft hackles productive in deeper runs
- Water Temp: 54.5°F — prime resident trout range. Just crossed PMD threshold, approaching peak summer feeding temps
- Best Window: Midday through late afternoon. Light rain keeps surface feeding active longer than typical sunny days
Generated weekly from live USGS gauge readings, weather forecasts, and recent fly shop reports. Updates Friday mornings.
About this Water
- Freestone
- Best months: Dec–Apr (winter steelhead)
The Sol Duc River on Washington's Olympic Peninsula is a wild winter steelhead river running through old-growth temperate rainforest in Olympic National Park. The river holds one of the few remaining genuinely wild winter steelhead populations in the lower 48 — a fishery now managed for wild-fish protection with corresponding catch-and-release regulations. The Sol Duc Hatchery provides supplemental fish in some reaches. The river setting — moss-draped cedar and Sitka spruce forest, rainforest understory — is among the most scenic fishing environments in North America.
The Sol Duc is one of the last wild winter steelhead rivers in the lower 48 with self-sustaining populations — a status protected by some of the most restrictive wild-fish regulations in Washington.
Recommended Flies — Steelhead (Oncorhynchus mykiss)
- Dec
- Jan
- Feb
- Mar
- Apr
The Sol Duc River on Washington's Olympic Peninsula is a premier winter steelhead destination. Wild summer and winter steelhead use this Peninsula river, with winter fish arriving December through April. The old-growth rainforest setting and wild fish are extraordinary.
Productive Patterns
- Intruder #4
- Skagit Muddler #4–8
- Sol Duc Spey #4–8
- Purple Peril #4–8
- Oct Caddis #4–8
Technique
Swing flies through the runs and pool tails. The Sol Duc responds quickly to rain — watch flows carefully. Wild Olympic Peninsula steelhead are powerful, acrobatic fish in short but intense December–March windows.
Seasonal Notes
Wild Olympic Peninsula steelhead enter the river on high flows in winter. Best fishing on dropping, clearing water after rain events. Beadhead stonefly nymphs on a dead-drift through runs as an alternative to swinging flies.
January Outlook
The Sol Duc on the Olympic Peninsula is a winter steelhead river. Wild winter steelhead enter from November through March.
Productive Patterns
- Winter Spey Fly
- Egg Sucking Leech
- Intruder
- Woolly Bugger
Tips
The Sol Duc is smaller than the Hoh and more accessible on foot. The fly-only section in the upper river is productive. Winter gear and persistence required.
Water Notes
Variable 500–3,000 cfs. Water 38–46°F. Highly variable with Olympic rainfall. Check conditions before driving to the peninsula.
February Outlook
Peak winter steelhead season on the Sol Duc. Fresh fish entering from Puget Sound.
Productive Patterns
- Winter Spey Fly
- Marabou Spey
- Egg
- Intruder
Tips
The Sol Duc requires reading the water carefully — fish hold in different lies than the Hoh or Skagit. A local guide is valuable for learning the river quickly.
Water Notes
Variable flows. Water 40–48°F. Prime winter steelhead conditions on the Olympic Peninsula.
March Outlook
Final month of peak winter steelhead on the Sol Duc. Late-run fish are still entering and the population is at its densest. The Olympic Peninsula rainforest is spectacular in March.
Productive Patterns
- Winter Spey Fly
- Intruder
- Egg
- Marabou Spey
Tips
March is the last great month for Sol Duc winter steelhead before the run tapers. Fish the upper fly-only section for the most remote, uncrowded experience. The Sappho Bridge area is a traditional access point.
Water Notes
Variable 600–3,000 cfs. Water 42–50°F. Winter steelhead season winding down. Some late fish entering.
April Outlook
Spring Chinook begin entering the Sol Duc in April. The winter steelhead run is mostly over. Resident cutthroat trout fishing in the upper river sections is available.
Productive Patterns
- Spring Chinook Streamer
- Elk Hair Caddis (small)
- Soft Hackle
- Stonefly Nymph
Tips
April on the Sol Duc is a transition — winter steelhead have mostly left and spring Chinook are building. The upper river above Sappho holds cutthroat trout for resident fish action. The lower river from Forks to the Pacific is the Chinook destination.
Water Notes
1,000–5,000 cfs — high spring flows. Water 46–52°F. Spring Chinook entering. High flows from Olympic snowmelt.
May Outlook
Spring Chinook peak in May on the Sol Duc. Resident rainbow and cutthroat trout become active in the upper sections as flows moderate.
Productive Patterns
- Spring Chinook Streamer
- Elk Hair Caddis
- PMD
- Soft Hackle
Tips
The Sol Duc's spring Chinook run is smaller than the nearby Quillayute system's Chinook. Focus on the lower sections for salmon and the upper Sol Duc above the hatchery for cutthroat.
Water Notes
800–3,000 cfs. Water 48–56°F. Spring Chinook peaking. Upper river resident trout active.
June Outlook
Early summer on the Sol Duc with resident cutthroat and rainbow trout in the upper river. The rainforest is lush and productive.
Productive Patterns
- Elk Hair Caddis
- PMD
- Stimulator
- Soft Hackle
Tips
June resident trout fishing on the upper Sol Duc is excellent as flows moderate from spring highs. The sol duc Campground area provides good access to the upper sections. Wild rainbows and coastal cutthroat are the target.
Water Notes
500–2,000 cfs. Water 52–60°F. Good early summer resident trout conditions in the upper river.
July Outlook
Summer resident cutthroat and rainbow trout fishing in the Olympic National Park sections of the Sol Duc. The rainforest is at its most impressive.
Productive Patterns
- Elk Hair Caddis
- Stimulator
- Royal Wulff
- Hopper
Tips
The Sol Duc through Olympic National Park provides stunning wild trout fishing in the temperate rainforest. The campground sections near Sol Duc Hot Springs are popular but produce. Cutthroat average 10–14 inches.
Water Notes
300–1,200 cfs. Water 56–64°F. Good summer conditions. The national park sections are fly-only in some reaches — check regulations.
August Outlook
August resident trout fishing on the upper Sol Duc. The river is at its summer low in the national park sections. Cutthroat and rainbow trout in clear, low water.
Productive Patterns
- Elk Hair Caddis
- Hopper
- Royal Wulff
- Parachute Adams
Tips
Summer low water demands careful approach on the clear upper Sol Duc. Fish are visible and spooky. Dawn and dusk are the best windows. The hot springs area above the campground holds fish year-round.
Water Notes
200–800 cfs. Water 58–65°F. Summer low. Clear water — stealth required. Upper river near Sol Duc Hot Springs is the focus.
September Outlook
Coho salmon begin entering the Sol Duc in late September. Resident trout action continues in the upper national park section.
Productive Patterns
- Elk Hair Caddis
- Coho Streamer
- Comet
- Soft Hackle
Tips
September brings the first coho salmon into the lower Sol Duc. The upper river continues its excellent resident trout fishing. This is the transition between summer rainforest trout fishing and fall salmon season.
Water Notes
400–1,500 cfs. Water 54–62°F. Coho entering lower river. Upper river resident trout still active.
October Outlook
Fall coho salmon run on the Sol Duc. Coho can be taken on swung flies and are excellent fighters.
Productive Patterns
- Comet
- Egg Sucking Leech
- Soft Hackle
- Pink Worm
Tips
The Sol Duc's fall coho run can be excellent in October. Fish the deeper pools and slower runs with swung flies. Coho are acrobatic and aggressive.
Water Notes
Variable 800–3,000 cfs. Water 48–56°F. Fall salmon and early steelhead available.
November Outlook
November begins the winter steelhead season on the Sol Duc. Fresh fish enter from the Pacific and hold in the classic runs below Forks. The Olympic Peninsula rains intensify.
Productive Patterns
- Winter Spey Fly
- Intruder
- Egg Sucking Leech
- Purple Marabou Spey
Tips
November is the start of a new season for Sol Duc steelheaders. Fresh, bright fish from the ocean are the most aggressive of the year. The rain can be extreme on the Olympic Peninsula — bring quality rain gear and check flows before driving out.
Water Notes
Variable 1,000–5,000 cfs. Water 42–50°F. Olympic Peninsula rainfall can be extraordinary. River levels fluctuate rapidly — check USGS gauge before heading out.
December Outlook
December winter steelhead peak on the Sol Duc. The most productive months begin — fresh chrome fish in every major run from the Pacific to the national park boundary.
Productive Patterns
- Winter Intruder
- Spey Fly
- Egg Sucking Leech
- Marabou
Tips
December on the Sol Duc is the beginning of steelhead season proper. The Sappho Bridge and upper fly sections hold fish that have been in the river 2–4 weeks. The lower section from Forks to the Quillayute holds the freshest fish.
Water Notes
Variable 1,500–6,000 cfs. Water 40–48°F. Peak winter steelhead season building. Olympic Peninsula is wet and spectacular.
Hatch Calendar
| Insect | Peak | Active | Size | Productive Patterns |
|---|---|---|---|---|
| Caddis (October) Dicosmoecus spp. |
Oct | Sep, Oct, Nov | #6–10 |
|
Access & Approach
Forks, WA is the primary base. Washington fishing license required. Catch-and-release regulations on wild fish; check current WDFW rules. Olympic National Park sections have additional restrictions.
Regulations & License
Fishing in Washington requires a current license. Always verify season dates, bag limits, and any special-regulation waters before you fish.
Washington fishing regulations & license →
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About Current
Sol Duc River conditions on Current combine real-time flow data (USGS, WSC, CDEC, CEHQ), weather, tide predictions, hatch probabilities calibrated to this specific water, and recent fly shop reports from the area.
Sol Duc River is one of 245 hand-curated waters in Current. The app and web forecast also generate AI outlooks for any unlisted river, lake, or saltwater flat anywhere in the world — drop a pin or paste a name and Current produces a fresh seasonal outlook with weather, flow context, and recommended techniques.
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