Fly fishing report · West

Flint Creek

A Flint Creek report for anglers checking Maxville flow, limited public access, small-stream trout tactics, weather, and Montana rules.

Check flow & weather

Today's river scoreHigh source confidence

Good

Best option: Wade.

Wading is in play only where your chosen access has clear footing, legal entry, and no forced crossings.

Updated Jul 13, 11:17 PM UTCUsually refreshes about every 45 minutes

Recommended approachWade

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

Wade · Best fit82/100

Wading is in play only where your chosen access has clear footing, legal entry, and no forced crossings.

Bank / edgeCheck

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

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

Access is the first fishing decision.

Flint Creek can be a worthwhile small brown-trout stream, but public access is not as simple as a famous blue-ribbon river. Check the Maxville flow, confirm legal access, and fish lightly.

Use the Maxville gauge for trend, then verify the exact bridge, campground, or public-land access.
Low summer water can get warm and spooky, so fish early and keep trout wet.
Brown trout tactics, small nymphs, terrestrials, and short streamers are more useful than big-river rigs.
Do not cross private fields or assume a road view means legal access.

Why this score moved

HeatUse caution

The NWS forecast is near 87F. Fish early and verify water temperature where trout stress is possible.

FlowHelps score

USGS shows 122 cfs with a stable over about 6 hours trend. same-date USGS history (1942-2024, 83 readings) puts the normal middle range around 76 cfs-156 cfs. Flow is inside the same-date normal range, so weather, temperature, and access become the next checks.

SeasonHelps score

Early summer: Caddis, PMDs, and terrestrials start to matter as clarity improves.

Public alertsHelps score

No active NWS alert was returned for this forecast point.

Fishing usefulnessHelps score

Skip or pivot when public access is not clear, the creek is low and warm, recent storms have muddied the water, or fences and private fields would control the route more than the fishing.

Read the water

What changes the plan.

Fish Flint Creek when flows are stable, the water is cool, and legal access is clear. If the creek is low, warm, or muddy, move to Rock Creek, the Bitterroot, or another better-supported option.

Clear and stable

Use small nymphs, caddis, terrestrials, and careful bank approaches.

Low summer water

Fish early, downsize, stay back from banks, and check temperature.

Light stain

Try a small dark streamer or larger nymph close to cover.

Muddy or hot

Wait it out or choose a larger colder river.

Field plan

Fish it with intention.

Best flows

Use RiverReports and USGS 12329500 at Maxville together. Stable cool water supports small-stream tactics; low warm water, sudden mud, or unclear access should push the day to a larger and better-supported river.

When to skip

Skip or pivot when public access is not clear, the creek is low and warm, recent storms have muddied the water, or fences and private fields would control the route more than the fishing.

Local plan

Start with the Maxville flow and one legal access option. Fish upstream with compact gear, rest spooked pools, and keep the session short if temperature or access uncertainty builds.

Backup water

If Flint Creek is low, warm, muddy, or access-limited, compare Rock Creek for a stronger public-access creek plan, the Clark Fork for larger valley water, or the Bitterroot for more established access.

Hatches & flies

Bring a flexible box.

TimingWhat to watchUseful flies

April to MayMidges, BWOs, March Browns, early caddis, small stonefliesBWO emerger, March Brown, soft hackle, small rubberleg, zebra midge

Reviewed family · report says “BWO emerger”Blue-Winged Olive PatternsBWO describes a hatch group, not one fly. Nymph, emerger, dry, cripple, and spinner profiles must stay separate because they occupy different parts of the water column.See family guide

Reviewed family · report says “March Brown”March Brown Dry FliesThis family includes traditional hackled, parachute, and Comparadun-style March Brown dries. Each exact construction rides differently and should be named when known.See family guide + 3 more reviewed guides in the Fly Box

JuneCaddis, PMDs, yellow sallies, small golden stonesElk hair caddis, PMD, yellow sally, pheasant tail, dry-dropper

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 family · report says “PMD”Pale Morning Dun PatternsPMD names an insect group, not one fly. Pale nymphs, trailing-shuck emergers, upright or low-riding duns, cripples, and spent-wing spinners stay visibly separate.See family guide + 2 more reviewed guides in the Fly Box

July to AugustHoppers, ants, beetles, evening caddis, sparse mayfliesFoam hopper, ant, beetle, caddis, small parachute Adams

Reviewed family · report says “Foam hopper”Grasshopper PatternsHopper patterns share a substantial body and long rear-leg impression, but foam, deer hair, wing construction, and waterline differ widely among named patterns.See family guide

Reviewed family · report says “ant”Ant PatternsAnt patterns can be foam, fur-bodied, winged, or sunken. The narrow waist and paired body lobes matter more than one material recipe.See family guide + 3 more reviewed guides in the Fly Box

FallBWOs, midges, small streamers, cooling-water brown trout movementBWO, zebra midge, soft hackle, mini leech, small sculpin

Reviewed family · report says “BWO”Blue-Winged Olive PatternsBWO describes a hatch group, not one fly. Nymph, emerger, dry, cripple, and spinner profiles must stay separate because they occupy different parts of the water column.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 + 3 more reviewed guides in the Fly Box

Scout legal access before rigging; do not rely on informal trails across private land.

Fish upstream with short casts and avoid lining fish in narrow clear runs.

Use a small dry-dropper through riffles and seams, then switch to a terrestrial near grass banks.

Fish small streamers under cloud cover or after slight stain.

Rest pools after spooking fish instead of grinding through the same water.

Access & responsibility

Know the entry. Know the exit.

Montana FWP regulations apply, and nearby tributaries may have their own exceptions. Check current rules and restrictions before fishing.

Maxville gauge reach

Primary flow context and a useful check before picking a small-stream plan.

Flint Creek Campground context

USFS campground information helps with public-land planning near the drainage.

Drummond and Philipsburg corridor

Use official maps and posted access; private ranchland is common.

Transparent sources

Check the facts behind the plan.

Last material review: 2026-05-31

flowRiverReports Flint Creek at Maxville flowUSGS Flint Creek at Maxville 12329500 regulationMontana FWP fishing regulations accessMontana stream access law safetyMontana FWP current waterbody closures and restrictions accessUSFS Flint Creek Campground safetyNational Weather Service forecast point

Common questions

Before you leave.

What should I check first before fishing Flint Creek?+

Check Maxville flow, legal access, FWP rules, recent rain, and water temperature before choosing a reach.

Are there special regulations on Flint Creek?+

Default Montana rules apply unless a current FWP exception or closure says otherwise, so check the latest regulations.

What flies should I bring for Flint Creek?+

Bring the hatch-chart flies, a few confidence nymphs, and a streamer box. Then adjust for water temperature, clarity, and the insects you actually see.

Can I wade Flint Creek?+

Yes only where legal public access exists. Treat private land as off-limits unless you have permission.

When should I skip Flint Creek?+

Skip it when flows are unsafe, temperatures stress trout, wildfire or emergency closures are active, or legal access for the reach is not clear.