Waters · Canada
Ottawa River fishing — live bite forecast
A vast, moody river system with a cult muskie following — long deep basins, current necks and weedlines that produced some of Canada's largest measured fish.
Today's bite rating: good (77/100)
Smallmouth Bass is the most promising species on Ottawa River today. Water temperature is around 22.6°C and barometric pressure is stable.
Best time to fish today
- 17:00–19:00 local time — score 78/100
- 06:00–08:00 local time — score 78/100
- 11:00–13:00 local time — score 75/100
3-day outlook by species
| Species | Sunday 5 Jul | Monday 6 Jul | Tuesday 7 Jul |
|---|---|---|---|
| Muskellunge | 60 — good | 64 — good | 60 — fair |
| Walleye | 67 — good | 71 — good | 69 — good |
| Smallmouth Bass | 77 — good | 77 — good | 73 — good |
Why this score
Cast & Scan uses a deterministic, published scoring model — no black box. The strongest influences on today's Ottawa River rating:
- light: helping (+1)
- solunar period: helping (+1)
- water temperature: helping (+0.94)
- precipitation: helping (+0.9)
- season: helping (+0.85)
- pressure trend: helping (+0.8)
Forecast computed Sun, 05 Jul 2026 18:15:07 GMT · data: Open-Meteo · refreshed several times daily · see our published accuracy
Scan your exact spot
This page rates a representative point on Ottawa River. Bays, river mouths and depth changes can fish very differently — open the scanner, drop a pin on your exact swim and get a spot-specific forecast with tactics. Free, in the browser, no signup.
Nearby waters
- St. Lawrence River (Thousand Islands) — New York, USA (132 km away)
- Bay of Quinte — Ontario, Canada (171 km away)
- Lake Champlain — Vermont/New York, USA (261 km away)
- Susquehanna River — Pennsylvania, USA (586 km away)