upslope / accuracy
The long game: every month's forecast accuracy, permanently. The 30-day view lives on the scoreboard.
In August 2026, upslope’s day-before precipitation calls for New England ski resorts verified at a 73% event hit rate across 190 forecast/observation pairs (mean absolute error 0.06″). This table adds a row every month, forever — the point is to watch the numbers get better, in public.
Month by month
| Month | Precipitation | Snowfall | ||||||
|---|---|---|---|---|---|---|---|---|
| days | hit rate | avg miss | lean | days | hit rate | avg miss | lean | |
| August 2026 | 190 | 73% | 0.06″ | +0.02″ | — | — | — | — |
Day-before forecasts vs. the median of nearby CoCoRaHS gauges (min 2 reporting). Snowfall columns fill in when the season starts.