Tap a factor for its source and model point
Site hazards: Altitude dive (Donner Lake sits at ~5,935 ft); very cold water, especially outside late summer (snowmelt-fed); summer swimmer, paddler and boat traffic around the cove; afternoon winds can chop up the surface.
Read the full hazards ↓Dive windows this week
Best: TueFavorable windowModerate window— no window
First light 5:25 · Sunrise 5:56 · Sunset 20:18
Source: Open-Meteo wind · graded 4h ago
Forecast only — always assess conditions on site.