Happy Isles to Little Yosemite Valley Forecast: Odds of an Opening
Odds for Happy Isles to Little Yosemite Valley are paused while it is off season or closed. They come back when it reopens.
PermitCast forecast
It is off-season. A permit is still required. Quota dates are unannounced
Happy Isles to Little Yosemite Valley still requires a permit. You can get one without a lottery or daily quota.
We pause the odds while a permit is off season or closed, because there is nothing to catch. They come back when it reopens.
Happy Isles to Little Yosemite Valley forecast questions
What are the odds of catching a Happy Isles to Little Yosemite Valley opening?
Odds for Happy Isles to Little Yosemite Valley are paused right now because it is off season or closed. We show them again when it reopens.
How is the Happy Isles to Little Yosemite Valley forecast calculated?
We split our scan history into non-overlapping windows and measure how often at least one opening was actually detected, then shrink that rate toward a pooled prior so a short history can't overstate its confidence. Every number comes from real scan history. Full math on /forecasts.
Is this a guarantee that Happy Isles to Little Yosemite Valley will open up?
No. It's a banded probability from historical scan data, not a prediction of a specific date and not a guarantee.