Vallandry
📍 Rhone-Alpes , Departement de la Savoie · Nearest city: Bourg-Saint-Maurice (6 km)
58 XC score / 100 · takeoff at 1677 m · 📍 View on map
Coordinates and external links
45.56140, 6.77020Forecast next days
Updated: 2026-04-19 16:09 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Día volable, condiciones decentes, base de cúmulos ~1783 m, viento 14 km/h.
base ~1783m · wind 14 km/hDía muy favorable para XC, base de cúmulos ~1600 m, viento 11 km/h.
base ~1600m · wind 11 km/hDía volable, condiciones decentes, base de cúmulos ~1998 m, viento 12 km/h.
base ~1998m · 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⚠️ Marginal · peak 55 at 13h
- Cloud suck alto (89/100) — base bajo freezing con CU
| 08 40 ☁️⚠️ | 09 30 ☁️⚠️ | 10 30 ☁️⚠️ | 11 50 ☁️⚠️ | 12 50 ☁️⚠️ | 13 55 ☁️⚠️ | 14 45 ☁️⚠️ 🏔️ | 15 45 ☁️⚠️ | 16 55 ☁️⚠️ | 17 55 ☁️⚠️ | 18 55 ☁️⚠️ | 19 55 ☁️⚠️ | 20 50 ☁️⚠️ |
Peak 13h: CAPE 10 J/kg · LI 2.0 · BL top 910 m · w* 0.0 m/s · cloud base 3414 m · 0°C at 2640 m · Pro score 60/100 · sun 39° over slope
2026-04-21❌ Not recommended · peak 55 at 12h
- Día muy estable (CAPE<50, LI>2) — sin térmicas
- Cloud suck alto (70/100) — base bajo freezing con CU
| 08 40 ☁️⚠️ | 09 30 | 10 30 ☁️⚠️ | 11 30 ☁️⚠️ | 12 55 ☁️⚠️ | 13 55 ☁️⚠️ | 14 55 ☁️⚠️ | 15 55 ☁️⚠️ | 16 55 ☁️⚠️ | 17 55 ☁️⚠️ | 18 55 ☁️⚠️ | 19 55 ☁️⚠️ | 20 55 ☁️⚠️ |
Peak 12h: CAPE 10 J/kg · LI 3.9 · BL top 920 m · w* 0.0 m/s · cloud base 3077 m · 0°C at 2510 m · sun 41° 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: 13:00 (peak of the day)
Surface T: 11.8°C · Td: -2.1°C
LCL (cloud base): 1737 m
BL top: 910 m
0°C level: 2640 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) | 8 | High |
| Avg thermal probability | 0.82 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.38 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Takeoff description
Require of thermals but not for the beginners in that case
Nearby sites
L'ours (52) · Bourg st maurice (47) · L Ecureuil (60) · Poudreuse (Les Arcs) (57) · Altiport (Les Arcs) (58) · Arpette (Les Arcs) (54)