La Clusaz - Crêt du Loup
📍 Rhone-Alpes , Departement de la Haute-Savoie · Nearest city: La Clusaz (3 km)
54 XC score / 100 · takeoff at 1819 m · 📍 View on map
Coordinates and external links
45.89090, 6.45050Forecast next days
Updated: 2026-04-19 16:15 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Día volable, condiciones decentes, base de cúmulos ~1018 m, viento 16 km/h.
base ~1018m · wind 16 km/hDía volable, condiciones decentes, base de cúmulos ~997 m, viento 15 km/h.
base ~997m · wind 15 km/hDía volable, condiciones decentes, base de cúmulos ~1245 m, viento 10 km/h.
base ~1245m · wind 10 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 60 at 14h
- Cobertura nubosa >85% — sin radiación para disparar
- Cloud suck alto (83/100) — base bajo freezing con CU
| 08 50 | 09 50 | 10 50 ☁️⚠️ | 11 50 | 12 40 ☁️⚠️ | 13 45 ☁️⚠️ | 14 60 ☁️⚠️ | 15 50 ☁️⚠️ | 16 50 ☁️⚠️ | 17 50 ☁️⚠️ | 18 50 ☁️⚠️ | 19 50 ☁️⚠️ | 20 50 |
Peak 14h: CAPE 0 J/kg · LI 0.3 · BL top 1490 m · w* 0.0 m/s · cloud base 2669 m · 0°C at 2590 m · Pro score 62/100 · sun 36° over slope
2026-04-21⚠️ Marginal · peak 55 at 11h
- Cloud suck alto (98/100) — base bajo freezing con CU
| 08 40 | 09 30 | 10 50 ☁️⚠️ | 11 55 ☁️⚠️ | 12 55 ☁️⚠️ | 13 45 ☁️⚠️ | 14 55 ☁️⚠️ | 15 55 ☁️⚠️ | 16 35 ☁️⚠️ | 17 40 ☁️⚠️ | 18 35 ☁️⚠️ | 19 30 ☁️⚠️ | 20 30 ☁️⚠️ |
Peak 11h: CAPE 0 J/kg · LI 2.1 · BL top 865 m · w* 0.0 m/s · cloud base 2731 m · 0°C at 2510 m · Pro score 66/100 · sun 40° 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: 14:00 (peak of the day)
Surface T: 7.6°C · Td: 0.8°C
LCL (cloud base): 850 m
BL top: 1490 m
0°C level: 2590 m
Approximate profile from surface variables + synoptic levels. Red lines = temperature, dashed blue = dew point. Orange bands = detected inversions.
Takeoff orientations
Green = good orientation · Yellow = possible · Gray = not suitable
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 9 | High |
| Avg thermal probability | 0.87 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.17 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Takeoff description
Summer take off: from 1st of may to 15 decembre
Nearby sites
La Clusaz (54) · le Grand Bornand (56) · Col de la Colombiere (60) · Le Méruz (76) · Cordon - Tête du Planet (56) · Cordon - Plateau des Benets (46)