Terry Peak Ski Area — Snow Preservation
Matched OpenSkiMap ski area: Terry Peak Ski Area (28 mapped runs, 3419 m of vertical drop analyzed).
Score version: ASPECT_V3_FIXED_COORDS · calculated Sep 27, 2026 · source: OpenSkiMap/OpenStreetMap
| Terry Peak Ski Area | |
|---|---|
| Snow Preservation Score (0=poor, 100=excellent) |
74 |
| Solar Exposure Score | 26 |
| Overall Confidence | GOOD |
| Aspect advantage ratio (actual ÷ neutral-baseline irradiance) |
0.748 |
| Mean fall-line bearing | 39.7° |
| Orientation alignment (0=scattered, 1=fully consistent) |
0.74 |
| Mean slope (mapped, weighted) | 15.4° |
| Ski-season irradiance actual vs. neutral baseline (kWh/m²/day) |
2.71 vs. 3.62 |
Terrain orientation (vertical-drop-weighted)
Each spoke is a compass direction; length is the share of mapped, snow-holding terrain facing that way. A tall, narrow rose means the mountain consistently faces one direction; a round, even rose means it's scattered across every aspect.