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Atchafalaya Basin Fishing Report

Updated Fri, Sep 4, 2026 from live gauge and weather data

America’s largest swamp: the Atchafalaya spreads a million acres of cypress, bayou and bass across south Louisiana.

3/5
Fair. Fish early or late.Heat pins the bite to the dawn and dusk windows.
Flow
159,000 cfs
Air / High
91 / 91 F
Wind
NNE 1 mph

Sources: USGS gauge 07381490, Open-Meteo, solunar calculated for these coordinates.

Satellite view
Friday
4
September 2026

Today's Fishing Report

Generated this morning from live readings: gauge, weather model, sun and moon. A fresh report is published here every morning.

3/5Fair. Fish early or late.Heat pins the bite to the dawn and dusk windows.

Atchafalaya Basin serves up more heat: the productive hours are the dim ones. The river is running 159,000 cfs, dropping and clearing. Today brings cloud cover, wind NNE around 1 mph, steady pressure near 1014 hPa and a high of 91. Water sits around 84 F for the season (estimated). With the last quarter, the solunar majors run 5:39 AM-7:39 AM and 5:39 PM-7:39 PM: plan around them and beat the heat.

The plan, species by species

Catfish (blue, channel)Good

Anchor on 20-30 ft baited holes with punch bait or cut shad. They keep biting through the heat when everything else quits.

Largemouth bassFair

Topwater at first light on points and seawalls, then slide out to 12-25 ft brush and points with a Carolina rig, deep crank or drop shot. The bite is dawn, dusk or deep.

White bassFair

Early schooling action over humps; slabs and small spinners under the birds.

CrappieSlow

Straight down on bridge pilings and deep brush at 15-25 ft. Minnows outfish jigs in hot water; move until the graph shows them stacked.

Tomorrow: Cooler at 83 F with a rain chance. The solunar majors shift about 50 minutes later.Next report: Sat, Sep 5, 6:30 AMHow this report is made →

Water and weather

Live readings from Atchafalaya River at Simmesport.

Flow, last 30 days

USGS gauge 07381490.

127,725149,500171,275159,000 cfs08/0508/1508/2509/04

Right now

Latest readings

Air temp91 F
High / Low91 / 76 F
WindNNE 1-2 mph
Pressure1013.6 hPa, steady
Sky / Rain100% cloud, 43%
Sunrise / Sunset06:45 / 19:25
MoonLast Quarter, 50%
Water temp (seasonal)~84 F est.

Bite planner

Hour-by-hour bite forecast for today. Tap a bar to see why.

5 AM8 AM11 AM2 PM5 PM8 PMsunrisesunsetPRIMEPRIME

Next 7 days

Tap a day for the detailed outlook.

Fri Sep 4 · Showers, 91/76 F, wind 10 mph, rain 43%

Fair or better. Cloud and a rain chance can stretch the morning bite well past breakfast: keep moving baits tied on.

Species guide

The species that matter on Atchafalaya Basin: seasons, structure and how to fish each one. Today's ratings live in the report above.

Largemouth bass illustration

Largemouth bass

Best: spring and fall

The headline act on most American reservoirs. Relates to cover: docks, brush, grass edges and points. Topwater at first light on points and seawalls, then slide out to 12-25 ft brush and points with a Carolina rig, deep crank or drop shot. The bite is dawn, dusk or deep.

Crappie illustration

Crappie

Best: Nov-Mar

Brush piles, bridge pilings and standing timber. The fish fry favorite. Straight down on bridge pilings and deep brush at 15-25 ft. Minnows outfish jigs in hot water; move until the graph shows them stacked.

Catfish (blue, channel) illustration

Catfish (blue, channel)

Good year-round

The most reliable bite on most southern waters. Blues run big; channels fill the cooler. Anchor on 20-30 ft baited holes with punch bait or cut shad. They keep biting through the heat when everything else quits.

White bass illustration

White bass

Best: Mar-May run

River-run spawners and open-water schoolers. Fast limits when you find them. Early schooling action over humps; slabs and small spinners under the birds.

When to come: the Atchafalaya Basin calendar

Activity by species and month, and how the water warms through the year. Tap any cell.

Species activity by month

1 = slow, 5 = peak. Current month highlighted.

J
F
M
A
M
J
J
A
S
O
N
D
Largemouth bass
Crappie
Catfish (blue, channel)
White bass
SlowPeak

Water temperature through the year

Typical surface temperature for this water type; today is around 84 F (estimated, not a reading).

5060708090JanMarMayJulSepNovSep, ~84 F now

Angler reports

Real reports from real anglers, reviewed before publishing. The water log below tracks each day automatically.

No angler reports yet this weekBe the first: your report helps every angler who checks Atchafalaya Basin today, and we feature the best catch of the week.

Water log, last days

Auto-logged from live data
Thu, Sep 3

3/5 Fair. Fish early or late. Heat pins the bite to the dawn and dusk windows. Catfish (blue, channel) led the card at good. High of 94 F, wind to 11 mph.

Wed, Sep 2

3/5 Fair. Fish early or late. Heat pins the bite to the dawn and dusk windows. Catfish (blue, channel) led the card at good. High of 89 F, wind to 6 mph.

Tue, Sep 1

3/5 Fair. Fish early or late. Heat pins the bite to the dawn and dusk windows. Catfish (blue, channel) led the card at good. High of 86 F, wind to 11 mph.

Where roughly, what depth, what bait. Skip anything you want to keep secret.
Only used to send you this water's report each week. No spam, ever.

Before you go

License

Louisiana requires a valid fishing license for adults. Buy online from the state agency; one-day options exist for visitors.

Regulations

Louisiana license. Bass and crappie limits per current LDWF regulations.

Access

Ramps at Henderson, Butte La Rose, Bayou Sorrel and numerous smaller landings around the basin.

About this water

A million-acre swamp and river basin in south Louisiana: the largest wetland in the United States.

Fishing Atchafalaya Basin: the full guide

A basin, not a lake

The Atchafalaya Basin covers roughly a million acres of swamp, bayou and bottomland forest in south Louisiana, the largest wetland and swamp in the United States. The Atchafalaya River runs through it carrying a third of the Mississippi’s flow, and the fishing follows the water: largemouth bass in the cypress and hyacinth, sac-a-lait in the brush, bream everywhere, and catfish that support a commercial fishery.

Reading the river stage

Everything here depends on river stage, published daily and watched by every angler in the basin. Falling water pulls fish out of the flooded timber into the bayous and canals, concentrating them: the classic productive condition. Rising water scatters them into the woods. High spring water can make fishing tough; low fall water can make it spectacular.

Bass, sac-a-lait and bream

Bass hold the cypress knees, hyacinth mats and canal edges: flipping jigs and plastics, punching mats in summer, and spinnerbaits along the edges. Sac-a-lait stack in the brush and cuts, best in spring. Bream fishing around the cypress in late spring is as good as anywhere in the South. Local knowledge of which bayou is clearing is worth more than any tackle.

Basin logistics

Ramps at Henderson, Butte La Rose, Bayou Sorrel and dozens of smaller landings serve the basin, with guides available and airboats used in the shallowest water. Navigation is genuinely challenging: the basin is a maze that changes with water level, and getting lost is a real possibility. Lafayette and Baton Rouge frame the basin with services.

Common questions

What is the most important factor?

River stage: falling water concentrates fish in the bayous and canals, while rising water scatters them into the flooded woods.

Is it easy to get lost?

Yes: the basin is an enormous maze that changes with water level. Track your route and consider a guide on a first trip.

When is the best fishing?

Falling water in spring and again in fall: the classic conditions that pull fish out of the timber and into reachable water.

Is fishing good at Atchafalaya Basin right now?

Check the daily report at the top of this page: it is regenerated every morning from live data. Today's read: Fair. Fish early or late. Heat pins the bite to the dawn and dusk windows.

Nearby waters

Lake Pontchartrain89 miCalcasieu Lake105 miBarataria Bay114 miGrand Isle115 miSabine Lake135 miSabine Pass139 mi
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