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NY Ontario Index

NY Ontario Index: 52 (Average) → 78 projected for Thursday, Nov 5

Forecast issued Nov 4, 2026 5:00 AM EST; 9 of 9 rivers contributing. Model confidence 49%, not a validated probability.

Mixed conditions; pick rivers carefully.

See the Alley-wide 7-day Index forecast →

New York (Lake Ontario) Steelhead Forecast

9 rivers · Updated every 15 minutes

Wednesday, Nov 4
Best Pick Today
Flow 47 CFS · 55.2°F · Flow-derived clarity: Clear; visibility unverified

Gauge observation: Nov 4, 2026 5:30 AM EST.

Temperature source: USGS 04219915; observed Nov 4, 2026 5:30 AM EST.

Holding steady at 47 CFS. Estimated clarity is clear. Water temperature 55.2°F. Water assessment: good.

Avg Water Temp
54.7°F

6 rivers with established recent temperature sources; equal weight per river. This is not a region-wide measurement.

Flow-derived clear
9 rivers

Visibility unverified

7-Day Representative Weather Outlook

Weather-based ratings for Salmon River, not a regional water assessment. Conditions elsewhere can differ; check each river's readings.

Forecast retrieved Nov 4, 2026 4:00 AM EST.

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.

Wednesday
75° /57°
Mostly Sunny, Mostly Clou...
83% rain
good
Thursday
68° /47°
Rain Showers, Mostly Clou...
92% rain
good
Friday
63° /42°
Mostly Cloudy, Chance Rai...
37% rain
good
Saturday
55° /36°
Rain Showers Likely
57% rain
good
Sunday
51° /33°
Chance Rain Showers
50% rain
good
Monday
50° /32°
Chance Rain Showers
39% rain
good
Tuesday
53°
Chance Rain Showers
42% rain
good

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