Duck Pass (JMT) Forecast: Odds of an Opening
Your odds of catching a Duck Pass (JMT) availability opening in the window ahead: a band grounded in 10 weeks of our own scan history, not a guess.
PermitCast forecast
Odds of an opening for Duck Pass (JMT)
Your chance of an opening in the window ahead, based on how often this permit has opened before.
Next 7 days
Low chance
Next 14 days
Moderate chance
Next 30 days
Good chance
Based on 10 weeks of our scan history. Forecast last updated Oct 8, 2026.
Duck Pass (JMT) forecast questions
What are the odds of catching a Duck Pass (JMT) opening?
Right now our forecast puts the next 30 days at a good chance of catching at least one availability opening for Duck Pass (JMT), based on 10 weeks of our own scan history. It's a band. See how we calculate it on the methodology page.
How is the Duck Pass (JMT) 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 Duck Pass (JMT) will open up?
No. It's a banded probability from historical scan data, not a prediction of a specific date and not a guarantee. Set an alert and we'll tell you the moment a real opening is detected.