Pra de Cray
📍 Vaud , Riviera-Pays-d'Enhaut District · Nearest city: Chateau-d'Oex (3 km)
61 XC score / 100 · takeoff at 2083 m · 📍 View on map
Coordinates and external links
46.49500, 7.11099Forecast next days
Updated: 2026-04-20 12:32 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Día volable, condiciones decentes, base de cúmulos ~745 m, viento 13 km/h.
base ~745m · wind 13 km/hDía volable, condiciones decentes, base de cúmulos ~683 m, viento 18 km/h.
base ~683m · wind 18 km/hDía muy favorable para XC, base de cúmulos ~1156 m, viento 14 km/h.
base ~1156m · wind 14 km/hDía volable, condiciones decentes, base de cúmulos ~1497 m, viento 12 km/h.
base ~1497m · wind 12 km/hComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
Detailed hourly weather
2026-04-20❌ Not recommended · peak 55 at 15h
- Cobertura nubosa >85% — sin radiación para disparar
- Cloud suck alto (100/100) — base bajo freezing con CU
| 08 50 ☁️⚠️ | 09 40 ☁️⚠️ | 10 40 ☁️⚠️ | 11 40 ☁️⚠️ | 12 50 ☁️⚠️ | 13 50 ☁️⚠️ | 14 50 ☁️⚠️ | 15 55 ☁️⚠️ | 16 50 ☁️⚠️ | 17 55 ☁️⚠️ | 18 50 ☁️⚠️ | 19 50 ☁️⚠️ | 20 50 ☁️⚠️ |
Peak 15h: CAPE 10 J/kg · LI 1.4 · BL top 1255 m · w* 0.0 m/s · cloud base 2833 m · 0°C at 2380 m · Pro score 70/100 · sun 30° over slope
2026-04-21⚠️ Marginal · peak 55 at 9h
- Cloud suck alto (90/100) — base bajo freezing con CU
| 08 35 ☁️⚠️ | 09 55 ☁️⚠️ | 10 50 ☁️⚠️ | 11 55 ☁️⚠️ | 12 55 ☁️⚠️ | 13 55 ☁️⚠️ | 14 55 ☁️⚠️ | 15 55 ☁️⚠️ | 16 40 ☁️⚠️ | 17 40 ☁️⚠️ | 18 40 ☁️⚠️ | 19 35 ☁️⚠️ | 20 35 ☁️⚠️ |
Peak 9h: CAPE 0 J/kg · LI 3.7 · BL top 355 m · w* 0.0 m/s · cloud base 2470 m · 0°C at 2180 m · Pro score 73/100 · sun 30° over slope
Hourly flyability (0–100). ⛈️ = storm risk · ☁️⚠️ = cloud suck · 🏔️ = active ridge lift. CAPE = convective energy, LI = stability, BL top = thermal ceiling, w* = estimated dry thermal velocity. Source: Open-Meteo (ECMWF/GFS/ICON blend model).
Estimated vertical profile (Sounding)
Reference time: 15:00 (peak of the day)
Surface T: 5.0°C · Td: -1.0°C
LCL (cloud base): 750 m
BL top: 1255 m
0°C level: 2380 m
Approximate profile from surface variables + synoptic levels. Red lines = temperature, dashed blue = dew point. Orange bands = detected inversions.
Wind chart — altitude × time
Color: green < 20 km/h · yellow 20-30 · red >40. Arrows point to where the wind is blowing. Each column = 1 hour. 4 altitudes: 10m surface, 80m first thermal, 1500m (850 hPa) thermal cruise, 3000m (700 hPa) top.
Wind next days (Open-Meteo model)
Wind rose 10m — 2026-04-20
| Date | Morning 08-12h | Midday 12-16h | Evening 16-20h | |||
|---|---|---|---|---|---|---|
| 2026-04-20 | 5 km/h W | gust 24 | 11 km/h NW | gust 28 | 9 km/h NW | gust 27 |
| 2026-04-21 | 3 km/h NW | gust 14 | 9 km/h NW | gust 23 | 9 km/h N | gust 23 |
Colors: green < 15 km/h (optimal) · orange 15-25 · red >25 (flying not recommended). ⚠️ = shear >25 km/h between 10m and 850 hPa (potentially broken thermals).
Takeoff orientations
Green = good orientation · Yellow = possible · Gray = not suitable
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 11 | High |
| Avg thermal probability | 0.79 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.41 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Nearby sites
les Millets (55) · l'Aiguille (51) · Levanchy (49) · Les Merlas (50) · Vanil du Van (54) · Tsermont (55)