Waters · France
Lac du Der-Chantecoq fishing — live bite forecast
Europe's legendary big-carp reservoir, drawn down every winter for Seine flood control. The shifting water level concentrates fish — and the pike fishing is far better than its fame suggests.
Today's bite rating: good (74/100)
Common Carp is the most promising species on Lac du Der-Chantecoq today. Water temperature is around 23°C and barometric pressure is stable.
Best time to fish today
- 21:00–23:00 local time — score 85/100
- 00:00–02:00 local time — score 86/100
- 06:00–08:00 local time — score 91/100
3-day outlook by species
| Species | Saturday 4 Jul | Sunday 5 Jul | Monday 6 Jul |
|---|---|---|---|
| Common Carp | 74 — good | 88 — excellent | 89 — excellent |
| Northern Pike | 38 — poor | 43 — fair | 42 — fair |
| Zander | 73 — good | 79 — good | 79 — good |
Why this score
Cast & Scan uses a deterministic, published scoring model — no black box. The strongest influences on today's Lac du Der-Chantecoq rating:
- water temperature: helping (+1)
- light: helping (+1)
- cloud cover: helping (+1)
- season: helping (+1)
- precipitation: helping (+0.9)
- wind: helping (+0.85)
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 Lac du Der-Chantecoq. 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
- Seine (Paris) — Île-de-France, France (179 km away)
- Rhine (Cologne) — North Rhine-Westphalia, Germany (307 km away)
- Rhône (Lyon) — Auvergne-Rhône-Alpes, France (315 km away)
- Lac d'Annecy — Haute-Savoie, France (321 km away)