Fly fishing report · Pacific Northwest

Cedar River

An upper Cedar report focused on the Cedar Falls and watershed edge context, with live flow checks, restricted-access reminders, and practical go-or-no-go guidance.

Check flow & weather

Today's river scoreHigh source confidence

Caution

Best option: Bank / edge.

Bank and edge fishing is the safer default when water is high, pushy, or not fully verified.

Updated Jul 14, 6:07 PM UTCUsually refreshes about every 45 minutes

Recommended approachBank / edge

Mode scores adjust the river-wide score for the risks of wading, bank fishing, or floating.

Wade49/100

Wading is the most sensitive plan today. Use protected edges only, avoid crossings, and downgrade quickly if clarity or current feels wrong.

Bank / edge · Best fit61/100

Bank and edge fishing is the safer default when water is high, pushy, or not fully verified.

FloatCheck

This report does not describe this as a primary mode. Verify legal access, depth, launches, and retreat options before planning around it.

Confirm before you leave

Flow and weather right now.

Use the flow trend to confirm the score before you leave. Weather can change the safest and most productive fishing window.

River strategy

The upper Cedar is useful only if you respect how much of the river corridor is managed first for water supply, not fishing convenience.

This is not a free-roaming mountain river plan. Use RiverReports for trend context, confirm with USGS 12116400, and build the trip around the legal public edge near Cedar Falls and Rattlesnake Lake instead of assuming the municipal watershed is open to anglers.

Seattle Public Utilities restricts public access inside most of the municipal watershed.
Flow management here serves fish, hydropower, and regional water supply, so reading the level matters before you commit.
Cold water and boulder structure can keep fishable conditions interesting even when the access footprint stays small.
A disciplined short session is better than forcing a long exploratory day around closure boundaries.

Why this score moved

FlowUse caution

USGS shows 96 cfs with a stable over about 6 hours trend. same-date USGS history (2002-2025, 24 readings) puts normal around 51 cfs and the upper quartile near 74 cfs; today's flow is high for the date. Fishable water may exist, but do not rate it highly without a safe access, clarity, and wading or boat plan.

Best mode nowUse caution

Bank / edge: Bank and edge fishing is the safer default when water is high, pushy, or not fully verified.

SeasonHelps score

Summer: Often the cleanest short-session season if you start early and stay disciplined about access.

Water temperatureHelps score

USGS water temperature is about 62F, with no heat stop triggered.

Public alertsHelps score

No active NWS alert was returned for this forecast point.

Read the water

What changes the plan.

Treat the Cedar Falls reach as a niche option for anglers who want a legal, carefully scoped upper-Cedar look. If access or weather feels uncertain, shift downriver or head toward the Snoqualmie side instead of guessing.

Cold clear flow

Best for careful short presentations along boulders, seams, and pocket-water transitions.

Pushed release or rain flow

Back off quickly because access options are limited and wading consequence rises fast.

Low stable flow

The easiest time to make a short legal-access trip without overcommitting the day.

Warm lowland weather

Upper shade helps, but do not confuse a cooler canyon feel with universally safe trout conditions.

Field plan

Fish it with intention.

Best flows

Use the Cedar Falls gauge with Seattle watershed context. Stable cold flow is useful only when the access boundary is legal and obvious.

When to skip

Skip when access is not clearly public, watershed boundaries are uncertain, flow is rising from release or rain, cold current is pushy, or slick canyon footing raises consequence.

Local plan

Start with Seattle watershed rules and USGS 12116400, then decide whether Rattlesnake Lake/Cedar Falls public-edge access supports a short session.

Backup water

Compare Cedar River at Renton, Middle Fork Snoqualmie, or another greater-Seattle river when Cedar Falls access or flow is not right.

Hatches & flies

Bring a flexible box.

TimingWhat to watchUseful flies

Late winter to springMidges, stoneflies, and early caddis in cold, clear windowsStonefly nymph, zebra midge, olive bugger, caddis pupa

Reviewed family · report says “Stonefly nymph”Stonefly Nymph PatternsStonefly nymph patterns generally emphasize two tails, a broad thorax, segmented abdomen, and bottom contact; rubber legs, biots, beads, and jig hooks define different exact forms.See family guide

Reviewed pattern · report says “zebra midge”Zebra MidgeLook for a very slim tapered thread body, evenly spaced contrasting wire rib, a small bead, and no tail or wing. The reviewed classic is black with silver wire and a silver bead. Red, olive, brown, glass-bead, jig-hook, resin-coated, or tailed forms must remain labeled variations rather than replacing the classic identity.See photos & how to fish it + 2 more reviewed guides in the Fly Box

SummerCaddis, pale mayflies, and terrestrials around shaded banks and gravel edgesElk hair caddis, Adams, beetle, ant, perdigon

Reviewed pattern · report says “Elk hair caddis”Elk Hair CaddisLook for a tented elk- or deer-hair wing, clipped hair head, dubbed body, rib, and hackle palmered along the body. The body color should be labeled because tiers often match different natural caddis colors.See photos & how to fish it

Reviewed pattern · report says “Adams”Adams Dry FlyPaired upright grizzly-hackle-tip wings, a gray dubbed body, mixed brown-and-grizzly tail, and conventionally wound mixed hackle identify the classic Adams. The post-wing Parachute Adams remains a separate page.See photos & how to fish it + 3 more reviewed guides in the Fly Box

Early fallCaddis and opportunistic baitfish windows around migrating salmonSculpin streamer, caddis dry, egg imitation where legal and ethical

Reviewed family · report says “Sculpin streamer”Sculpin PatternsSculpin flies may use muddler heads, cones, dumbbells, jigs, or soft materials. The broad-head, bottom-hugging profile defines the family—not one exact construction.See family guide

Reviewed family · report says “caddis dry”Caddis Patterns by StageCaddis is not one fly. Larvae live below, pupae and emergers rise through the column, tent-wing adults ride or move on top, and spent forms create other silhouettes.See family guide + 1 more reviewed guide in the Fly Box

Late fall to winterSparse insect life and short steelhead-friendly windowsLeech, stonefly nymph, egg pattern, intruder-style swing fly

Reviewed family · report says “Leech”Leech PatternsLeech patterns share an elongated moving silhouette, but material, weighting, hook orientation, and retrieve vary. Pine-squirrel, rabbit-strip, balanced, and Woolly Bugger forms remain separately labeled rather than being presented as one recipe.See family guide

Reviewed family · report says “stonefly nymph”Stonefly Nymph PatternsStonefly nymph patterns generally emphasize two tails, a broad thorax, segmented abdomen, and bottom contact; rubber legs, biots, beads, and jig hooks define different exact forms.See family guide + 2 more reviewed guides in the Fly Box

Keep the day compact and fish only the clearly legal public edge instead of trying to force more mileage.

Work pocket water, current tongues, and shaded slots with controlled short drifts before switching to a light streamer.

If the flow looks pushier than expected, treat that as the answer and leave.

Carry a second plan toward the Middle Fork Snoqualmie or the lower Cedar if the upper reach is too restricted or too high.

Access & responsibility

Know the entry. Know the exit.

Check Washington sport fishing rules first, then layer Seattle watershed access rules over them before you treat the trip as fishable.

Rattlesnake Lake recreation area

A practical base for the public-edge upper-Cedar plan near Cedar Falls.

Watershed education-center side of the corridor

Useful for orientation and understanding where public access ends.

Clearly signed public pull-ins only

The only safe approach near a municipal watershed with restricted land.

Transparent sources

Check the facts behind the plan.

Last material review: 2026-06-02

regulationWashington sport fishing rules backgroundCedar River Watershed overview flowCedar River instream flow management accessCedar River water supply and treatment backgroundCedar Falls Hydroelectric Project flowUSGS 12116400 Cedar River near Cedar Falls safetyNational Weather Service point near Cedar Falls

Common questions

Before you leave.

Can I freely roam the Cedar River near Cedar Falls?+

No. Much of the surrounding municipal watershed is protected and access is restricted, so you should stay with clearly legal public-entry areas only.

Why fish the Cedar Falls reach at all?+

Because when access, flow, and weather line up, it offers a colder upper-river feel close to Seattle without pretending to be a wide-open destination fishery.

What should I check before going?+

Check the watershed-access rules, RiverReports, USGS 12116400, weather, and whether your chosen stop is unquestionably public.