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Black River (Watertown)

Fair
Confidence: 45%
Sources: NWS AHPS

About Black River (Watertown)

The Black River at Watertown is a Lake Ontario river of an entirely different order from its OH namesake -- 1,864 square miles of Adirondack-draining watershed, peak flows above 5,000 cfs in steelhead season, and a hard-water character that rewards heavier gear and longer drifts. The Dexter dam tailwater holds fish through winter; Black River Bay is a fall and spring magnet.

Steelhead run September through April with peaks at the late-October push and the March-April spring run. Fish the dam tailwater + Black River Bay; expect cfs in the thousands all winter. The steelhead model reference on Black River (Watertown) is 2,000–5,500 CFS. Basis: Per-river researched optimal range This is not a flood-stage or wading limit. The historical median flow is approximately 1,336 CFS, based on the available gauge history.

Current conditions (gauge observation Nov 4, 2026 5:30 AM EST): flow 1,330 CFS, clarity estimated from flow: clear. The Almanac Briefing rates the river FAIR as of this reading.

Flow Rate
1,330.0
CFS
Gauge Height
2.86
ft
Water Temp
-
°F
Air Temp
61.3
°F
Estimated clarity
Clear
Estimated from flow — visibility unverified
Wind
🌬 Calm
≤5 mph

Current water temperature unavailable: a recent sensor reading with its own source and observation time is not established.

Gauge observation: 39 minutes ago (Nov 4, 2026 5:30 AM EST)

Conditions today: Fair. Trending: rough.

Flow Pressure Air temp, scaled Rain per hour Storm pulse window Hourly flow pending Confidence: 0.45

No storm pulse was detected in the lookback, but the barometer dropped 0.11 inHg over the last 24 hours. Flow ranged from 1,078 to 1,790 CFS (mean 1,393 CFS) across the selected lookback. Water-temperature data is unavailable for the selected lookback. Pressure alone does not confirm fish activity. Light rain on the way (0.20").

Lookback window Nov 1, 6 am to Nov 4, 6 am ET. Data refresh every 15 min. This is a pattern read, not proof of causation; fish reserve the right to embarrass the spreadsheet.
Flow Pressure Air temp, scaled Rain per hour Storm pulse window Hourly flow pending

No storm pulse was detected in the lookback, but the barometer dropped 0.11 inHg over the last 24 hours. Flow ranged from 1,078 to 1,790 CFS (mean 1,422 CFS) across the selected lookback. Water-temperature data is unavailable for the selected lookback. Pressure alone does not confirm fish activity. Light rain on the way (0.20").

Lookback window Oct 28, 7 am to Nov 4, 6 am ET. Data refresh every 15 min. This is a pattern read, not proof of causation; fish reserve the right to embarrass the spreadsheet.

Almanac Briefing

Guide-level river, weather and fishing intelligence

fair water conditions

Based on gauge observation from Wed, Nov 4 at 5:30 AM EST (39 minutes ago)

Evidence at a glance

Last reported flow
1,330.0 CFS Configured USGS gauge for Black River (Watertown).
Flow observation time
39 minutes ago · Within the current observation window
Water temperature · separate sensor evidence
UnavailableA recent sensor reading with its own source and observation time is not established.
Assessment basis
Clarity is estimated from flow. Ratings are model assessments.
Issued forecast · separate from observations
1,160.0 CFS projected for Thu Nov 5, 1:00 PM EST.Issued Nov 4, 5:00 AM EST. This is a forecast, not an observed reading.

Conditions do not establish fish presence or safe wading. Before a trip, verify current gauge readings, official weather alerts, access and regulations. Sources and methodology

Low flow at 1,330 CFS. Estimated clarity is clear. Water assessment: fair.

Season & Run Context

Lake Ontario · Fall run season · modeled

The lake-temperature model has this basin in run season. Now it’s about picking your water: follow the flow, the recovery after rain and the latest local reports.

Model snapshot 2026-11-03 · lake surface temperature 55.2°F

Fishing Evidence

Quiet on the report front: no shared angler reports for these rivers in the last seven days.

Review regional steelhead signals in Pulse →

Flow History & Response

Last 24 hours of stored flow history: 1,280.0–1,500.0 CFS across 174 readings. First-to-last change: +10.0 CFS.

Inspect the flow history →

Prior Storms · Last 14 Days

Oct 30: October 30 New York (Lake Ontario) Storm; ended Oct 30, 7:15 AM EDT; archived rainfall forecast 0.000 in; archived basin rainfall maximum 0.000 in.

Oct 29: October 29-30 New York (Lake Erie) & New York (Lake Ontario) & Ohio Storm; ended Oct 29, 9:00 PM EDT; archived rainfall forecast 0.000 in; archived basin rainfall maximum 0.320 in.

Issued River Flow Outlook

Black River (Watertown) · 1,160.0 CFS projected for Thu Nov 5, 1:00 PM EST (issued Nov 4, 5:00 AM EST)

Black River (Watertown) · 1,270.0 CFS projected for Fri Nov 6, 7:00 AM EST (issued Nov 4, 5:00 AM EST)

Black River (Watertown) · 1,340.0 CFS projected for Sat Nov 7, 12:00 PM EST (issued Nov 4, 5:00 AM EST)

Regional outlook: next available target per river. Individual briefings: up to three targets.

Forecast vs. Actual · Verification

Saved system-wide verification as of 2026-11-04T10:05:37+00:00: 12462 locked forecast cases, 8907 evaluated against later own-gauge readings. Pending, missing and excluded cases and errors by model, river and lead time are documented in the methodology. River results for model c5c4a91f: 60 scored cases; mean absolute flow error 279.1 CFS. Paired comparison (60 cases): model error 279.1 CFS versus 226.4 CFS for holding the issuance flow unchanged. River results for model 395a5868: 60 scored cases; mean absolute flow error 1,585.1 CFS. Paired comparison (60 cases): model error 1,585.1 CFS versus 1,809.1 CFS for holding the issuance flow unchanged. River results for model c2a5feaf: 6 scored cases; mean absolute flow error 747.4 CFS. Paired comparison (6 cases): model error 747.4 CFS versus 2,886.7 CFS for holding the issuance flow unchanged. River results for model 467e92d7: 12 scored cases; mean absolute flow error 1,705.8 CFS. Paired comparison (12 cases): model error 1,705.8 CFS versus 2,737.5 CFS for holding the issuance flow unchanged. River results for model ae671bd0: 90 scored cases; mean absolute flow error 1,045.2 CFS. Paired comparison (90 cases): model error 1,045.2 CFS versus 1,312.4 CFS for holding the issuance flow unchanged. River results for model 48521c91: 92 scored cases; mean absolute flow error 255.7 CFS. Paired comparison (92 cases): model error 255.7 CFS versus 410.3 CFS for holding the issuance flow unchanged. River results for model b3f961a9: 20 scored cases; mean absolute flow error 142.9 CFS. Paired comparison (20 cases): model error 142.9 CFS versus 180.0 CFS for holding the issuance flow unchanged. This verifies flow forecasts, not catches, clarity or the entire Alley Index.

Review forecast verification →
Sources & Methodology

Water ratings summarize flow, temperature and weather. Run context comes from the lake-temperature model; fishing totals come from shared angler reports. Clarity is estimated from flow, and temperature may come from a secondary gauge. Gauge timestamps and coverage describe the available history. Forecast verification measures river-flow error.

Read the methodology →
Open Chrome Clock II →
Black River (Watertown)
Today's Weather: Fair S 10mph
Coming up: Mostly Cloudy then Rain Showers Likely
Flow Rate
1,330.0 CFS · 2.86 ft
Historical percentile 40 · Typical
24h trend
— +1.3%
N E S W 5 N mph wind 72h ago now High 1,647 Normal 1,336 Low 1,128 Above p95 3,834 OPT 6h 24h 72h 2.86ft
Steelhead window 2,000–5,500 CFS
Per-river researched optimal range
Distance 670 CFS below optimal · 2.86ft
Low water — projection flat
Confidence: 45%
Sources: NWS AHPS
NWS Forecast · ARTN6 issued 18 hours ago
+24h · Thu 7am
1,160 cfs
+48h · Fri 7am
1,270 cfs
Weather: Clear · 61°F · N 5mph
30.03" ↘
Guide says: Low flow at 1,330 CFS. Estimated clarity is clear. Water assessment: fair.
Gauge observation: Nov 4, 2026 5:30 AM EST
"Rocky River Wardrobe: Six Layers and Bad Decisions"

Flow is below the river-specific reference range (2,000–5,500 CFS).

Flow phase: low.

Estimated clarity: clear.

Scoring reference: 2000–5500 CFS (manual). This is a model reference, not a flood-stage or wading assessment.

Water temperature is unavailable; this assessment has no temperature evidence.

Operational Outlook

Assessment

Fair water conditions.

Window

Put the next flow change alongside the basin weather and recent history. That’s where the useful planning picture comes together.

Weather Forecast & River Response

Weather forecast retrieved Nov 4, 4:01 AM EST.

Wednesday: Mostly Sunny, 76°F, wind S 9 mph, precipitation chance 0%.

Wednesday Night: Mostly Cloudy then Rain Showers Likely, 58°F, wind S 8 to 16 mph, precipitation chance 73%.

Thursday: Rain Showers, 67°F, wind SW 7 to 14 mph, precipitation chance 88%.

Thursday Night: Mostly Cloudy, 48°F, wind SW 6 mph, precipitation chance 6%.

Low flow means less water to work with. The next rain could provide a useful pulse; watch the rainfall amounts and how this basin responds.

Conditions

Stored air temperature: 61.3°F.

Stored weather: Clear.

Stored wind: 4.6 mph N.

Rigs to consider right now

Match the current report to a setup

All rig guides

Fall river plan

Black River other seasonal fishing targets

Use the current flow, clarity, water temperature, and sky conditions to choose among the in-season targets. Structure and low-light timing can help narrow your plan.

Walleye

Peak

Where: lake mouths, harbor edges, deeper basin water, and low-light shoreline structure on Black River.

Move: crawler harnesses, crankbaits, jigs, and evening presentations near moving water.

Species guide →

Northern Pike

Peak

Where: cooler weed edges, connected backwaters, tributary mouths, and ambush lanes on Black River.

Move: spinnerbaits, spoons, jerkbaits, and quick releases when water warms.

Species guide →

Current read

Flow-estimated clarity is clear; visibility is unverified. Overall rating: Fair for steelhead. Use the graph below to time falling or stabilizing flows before committing a trip.

7-Day Flow & Temperature

Flow distribution

1095-day history · n=2,236 · 85% confidence

40th percentile · Below average
6h 24h 72h 1,330 CFS 1,128 p25 1,336 p50 1,647 p75 OPTIMAL freq
Now vs history
670 CFS below optimal
Optimal window
2,000–5,500 CFS
Per-river researched optimal range
Typical range
1,128–1,647 CFS
25th–75th percentile
Seasonal context: Current flow is typical for November. November median on this river: 1,366 CFS (n=81 hourly samples).
Historical flow-based clarity estimates
Clear flow estimate
1,125–1,688 CFS typical
Below average: Between the historical 25th and 50th percentiles.
-2 -1 0 1 2 9121,3892,1143,2194,901 Theoretical z (standard normal) Sample flow (CFS)
Sample quantiles | Theoretical line Fair fit — tails diverge (68%)

Points on the dashed line mean the river's flow distribution is log-normal. Bows at the tails suggest multiple flow regimes (snowmelt vs rain events) or sensor artifacts. The math for this river uses log-space statistics, so a poor fit here is a reason to squint at the optimal zone.

Recent Angler Reports

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Near Black River (Watertown)

Local Fly Shops & Guides Featured

Lots A Limits Fishing Charters

Henderson, NY · 16 mi

guide

Captain Tim Meador offers Salmon River drift-boat and guided wading trips for steelhead and salmon. Lots A Limits also runs Lake Ontario fishing charters from Henderson Harbor, with lodging available nearby. The river and lake trips offer different ways to experience New York’s trout and salmon fishing.

Salmon River Falls

Orwell, NY · 30 mi

attraction

110-ft waterfall within a 112-acre DEC unique area. Spectacular frozen falls in winter.

Yankee Angler

Mexico, NY · 31 mi

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Randy Jones guides Salmon River drift boat trips through Yankee Angler, based in Mexico, New York. His website describes fall-through-spring fishing for steelhead, king and coho salmon, and brown trout using spin, float and fly techniques. Teaching anglers to read the water and build the confidence to return independently is a central part of his approach.

Paul's Guide Service

Pulaski, NY · 31 mi

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Paul Conklin guides salmon and steelhead anglers on New York’s Salmon River, with an emphasis on coaching, Spey casting and swinging flies. Walk-in and drift boat trips are tailored to the angler’s experience. His website also describes trout fishing on the West Branch Ausable, West Canada Creek and Hoosic River.

uflyfish.com Guide Service

Pulaski, NY · 31 mi

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James Zervos, known as Jimmy Z, offers drift-boat and streamside trips on the Salmon River in Pulaski, New York, for salmon, steelhead and brown trout. His website also describes Upper Delaware River trips for wild brown and rainbow trout, plus photography and art floats for guests who prefer a day without fishing.

On the Fly Guide Service

Pulaski, NY · 31 mi

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On the Fly Guide Service offers fly fishing for salmon, steelhead and trout with George Zervos on the Salmon River in Pulaski and West Canada Creek in Central New York. The service welcomes different experience levels and emphasizes casting, mending and drifting instruction, camaraderie and sportsmanship.

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30-Day Statistics

Min Flow
725 CFS
Max Flow
5,330 CFS
Avg Flow
2,081 CFS
Min Temp
-
Max Temp
-
Avg Temp
-

7-Day Fishing Outlook

Quantitative precipitation coverage is incomplete. Rain chances do not establish rainfall amounts or future river flows.

Highest weather-only score: Monday. Check current water conditions separately; this is not a best-river or fishing-success forecast.

A cooling air-temperature trend is forecast. This alone does not establish a cold front, water-temperature change or fish behavior.

Daily Fishing Forecast

Weather-based daily ratings — independent of current river flow. A "good" forecast day can still mean a blown-out river. Cross-reference with the Almanac Briefing above for a complete picture.

Overnight — Angler's Report

fair fishing
  • No rain amount is forecast in these periods. Releases, upstream rainfall and other factors can still change river flow.

NWS Forecast Detail

Overnight
Overnight: Mostly cloudy, with a low around 57. South wind around 10 mph.

Wednesday — Angler's Report

fair fishing
  • A smaller rain amount is forecast. Check current flow and local visibility; weather alone does not confirm fish activity.
  • Warmer air is forecast. Check an actual local water temperature before choosing a fishing window.
  • Breezy conditions (16 mph S) — adjust casting angles and expect some difficulty with line control.

NWS Forecast Detail

Wednesday
Wednesday: Mostly sunny, with a high near 76. South wind around 9 mph.
Wednesday Night
Wednesday Night: Rain showers likely after 1am. Mostly cloudy, with a low around 58. South wind 8 to 16 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday — Angler's Report

good fishing
  • A smaller rain amount is forecast. Check current flow and local visibility; weather alone does not confirm fish activity.
  • Warmer air is forecast. Check an actual local water temperature before choosing a fishing window.

NWS Forecast Detail

Thursday
Thursday: Rain showers before 4pm. Mostly cloudy, with a high near 67. Southwest wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Thursday Night
Thursday Night: Mostly cloudy, with a low around 48. Southwest wind around 6 mph. New rainfall amounts less than a tenth of an inch possible.

Friday — Angler's Report

good fishing
  • Warmer air is forecast. Check an actual local water temperature before choosing a fishing window.

NWS Forecast Detail

Friday
Friday: Mostly cloudy, with a high near 62. Southwest wind around 5 mph.
Friday Night
Friday Night: A chance of rain showers after 7pm. Mostly cloudy, with a low around 42. Northeast wind around 5 mph. Chance of precipitation is 30%.

Saturday — Angler's Report

good fishing
  • Rainfall amount is unavailable or precipitation phase is mixed/frozen. Precipitation chance alone does not establish a river rise.

NWS Forecast Detail

Saturday
Saturday: A chance of rain showers. Mostly cloudy, with a high near 53. North wind 6 to 9 mph. Chance of precipitation is 50%.
Saturday Night
Saturday Night: A chance of rain showers. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.

Sunday — Angler's Report

good fishing
  • Rainfall amount is unavailable or precipitation phase is mixed/frozen. Precipitation chance alone does not establish a river rise.

NWS Forecast Detail

Sunday
Sunday: A chance of rain showers. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.
Sunday Night
Sunday Night: A chance of rain showers. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.

Monday — Angler's Report

good fishing
  • Rainfall amount is unavailable or precipitation phase is mixed/frozen. Precipitation chance alone does not establish a river rise.

NWS Forecast Detail

Monday
Monday: A chance of rain showers. Partly sunny, with a high near 50. Chance of precipitation is 40%.
Monday Night
Monday Night: A slight chance of rain showers. Mostly cloudy, with a low around 34.

Tuesday — Angler's Report

fair fishing
  • Rainfall amount is unavailable or precipitation phase is mixed/frozen. Precipitation chance alone does not establish a river rise.
  • Breezy conditions (15 mph SW) — adjust casting angles and expect some difficulty with line control.

NWS Forecast Detail

Tuesday
Tuesday: A chance of rain showers. Partly sunny, with a high near 52.

Forecast via NWS, updated 2 hours ago (Nov 4, 2026 4:01 AM EST). Fishing ratings are estimates based on weather — always check current river conditions.

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