Ski resort snow reports pack a lot of numbers into a small space, and it’s genuinely easy to walk away with the wrong impression if you don’t know which figure is doing the real work.
Base depth is the total accumulated snowpack currently on the mountain — a cumulative, slow-moving number built up over the whole season. A strong base depth means good coverage over rocks and obstacles, but it says nothing about how recent or how soft the snow currently is.
New snow (usually reported as the last 24 or 48 hours) is the number that actually predicts surface conditions — fresh powder versus a groomed, possibly icy surface from several days without a new storm. A resort can report an excellent base depth while the actual surface has gone firm and scraped-off, and technically nothing about that report was misleading — it just wasn’t the number you needed.
Base depth tells you the mountain has enough snow. New snow tells you what today’s snow is actually going to feel like under your skis.
Early and late season, resorts frequently report strong base depth numbers for the terrain that is open, while a meaningful share of the mountain — often the more advanced or higher-elevation runs — remains closed. Checking terrain percentage open, not just the depth number, avoids showing up expecting the full mountain and finding a fraction of it accessible.
Base and summit conditions can differ dramatically — a rain-affected, slushy base with genuinely good powder at the summit is a common, confusing combination, especially during shoulder-season storms that bring a mixed precipitation type across the mountain’s elevation range. Resorts that report base and summit conditions separately are giving you meaningfully more useful information than a single blended number.
High-elevation wind can shut down summit lifts entirely, independent of how good the snow is — a resort can have excellent conditions and still leave the best terrain inaccessible for a chunk of the day due to wind holds. Checking the wind forecast for the actual ski day, not just snow numbers, avoids a frustrating surprise once you’re already there.
Read past the headline base-depth number: check new snow for actual surface conditions, terrain percentage open for what’s realistically accessible, and wind for whether the good stuff will even be reachable. A snow report with one flattering number can still leave out most of what actually determines the day.