Waters · France
Lac de Saint-Cassien fishing report
Updated Monday, 24 August 2026 · refreshed several times daily
The water that made modern carp fishing famous in the 1980s still produces 30 kg fish, and its warm arms hold France's most consistent largemouth bass.
Today's report: good (76/100)
Common Carp is the most promising species on Lac de Saint-Cassien today. Water temperature is around 27°C and barometric pressure is stable.
Best time to fish today
- 22:00–00:00 local time — score 83/100
- 03:00–05:00 local time — score 77/100
- 06:00–08:00 local time — score 77/100
3-day outlook by species
| Species | Sunday 23 Aug | Monday 24 Aug | Tuesday 25 Aug |
|---|---|---|---|
| Common Carp | 76 — good | 83 — excellent | 78 — good |
| Largemouth Bass | 59 — fair | 67 — good | 65 — good |
| Northern Pike | 23 — poor | 31 — poor | 32 — poor |
Why this score
Cast & Scan uses a deterministic, published scoring model — no black box. The strongest influences on today's Lac de Saint-Cassien rating:
- solunar period: helping (+1)
- cloud cover: helping (+1)
- season: helping (+1)
- precipitation: helping (+0.9)
- light: helping (+0.85)
- wind: helping (+0.85)
Forecast computed Mon, 24 Aug 2026 19:43:51 GMT · data: Open-Meteo · refreshed several times daily · see our published accuracy
Scan your exact spot
This page rates a representative point on Lac de Saint-Cassien. 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.
Wondering how this stacks up against the apps you already know? Cast & Scan vs Fishbrain vs BassForecast — an honest comparison, including where they beat us.
Nearby waters
- Lac d'Annecy — Haute-Savoie, France (261 km away)
- Rhône (Lyon) — Auvergne-Rhône-Alpes, France (289 km away)
- Po River (Cremona) — Lombardy, Italy (311 km away)
- Lake Como — Lombardy, Italy (335 km away)