Waters · United States
Grand River (Lower) fishing report
Updated Tuesday, 25 August 2026 · refreshed automatically through the day
Michigan's longest river pushes salmon and steelhead all the way up to the Sixth Street dam in downtown Grand Rapids. Walleye hold below the coffer dam year-round.
Today's report: good (68/100)
Walleye is the most promising species on Grand River (Lower) today. Water temperature is around 15.1°C and barometric pressure is rising. Gauge GRAND RIVER NEAR EASTMANVILLE, MI shows the water level rising (5 cm/24h).
Grand River (Lower) water temperature and flow
- Discharge: 49.6 m³/s (1,752 cfs) — down 4% over 24 hours
- Level trend: rising (5 cm/24h)
Measured at gauge GRAND RIVER NEAR EASTMANVILLE, MI · reading 67 min ago. Published by the national hydrological service, not estimated by us.
Best time to fish today
- 20:00–22:00 local time — score 69/100
- 00:00–02:00 local time — score 73/100
- 05:00–07:00 local time — score 69/100
3-day outlook by species
| Species | Tuesday 25 Aug | Wednesday 26 Aug | Thursday 27 Aug |
|---|---|---|---|
| Steelhead | 27 — poor | 23 — poor | 22 — poor |
| Chinook salmon | 53 — fair | 47 — fair | 42 — fair |
| Walleye | 68 — good | 72 — good | 72 — good |
Why this score
Cast & Scan uses a deterministic, published scoring model — no black box. The strongest influences on today's Grand River (Lower) rating:
- water temperature: helping (+1)
- pressure trend: helping (+1)
- light: helping (+1)
- cloud cover: helping (+1)
- precipitation: helping (+0.9)
- river flow: helping (+0.89)
Forecast computed Tue, 25 Aug 2026 12:06:44 GMT · data: Open-Meteo + gauge GRAND RIVER NEAR EASTMANVILLE, MI · refreshed automatically through the day · see our published accuracy
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Nearby waters
- White River (Whitehall) — Michigan, USA (52 km away)
- Muskegon River (Croton) — Michigan, USA (54 km away)
- St. Joseph River (Niles) — Michigan, USA (134 km away)
- Manistee River (Tippy Dam) — Michigan, USA (138 km away)