Tete noire de Pormenaz
📍 Rhone-Alpes , Departement de la Haute-Savoie · Nearest city: Les Houches (8 km)
48 XC score / 100 · takeoff at 2291 m · 📍 View on map
Coordinates and external links
45.95770, 6.79999Forecast next days
Updated: 2026-04-22 12:41 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Very favorable day for XC, cloud base ~1055 m, wind 10 km/h.
base ~1055m · wind 10 km/hFlyable day, decent conditions, cloud base ~1009 m, wind 11 km/h.
base ~1009m · wind 11 km/hFlyable day, decent conditions, cloud base ~1498 m, wind 8 km/h.
base ~1498m · wind 8 km/hMarginal conditions, cloud base ~1797 m, wind 10 km/h.
base ~1797m · wind 10 km/hComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
🌬 Daily wind (next days)
Daily summary (10m wind). Full hour × altitude chart is being added progressively.
Takeoff orientations
Green = good orientation · Yellow = possible · Gray = not suitable
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 4 | Medium |
| Avg thermal probability | 0.86 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.19 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Takeoff description
Take car about all the restricted flying zone: Passy reserve (300m ASL min) and the Bearded vulture nesting zone. please check https://parapente.ffvl.fr/sites/parapente.ffvl.fr/files/ZSM%20Passy%20dec%202017%20light.jpg before flying.
Nearby sites
Les houches - aiguillette - l'aiguillette (5) · Aiguillette (les Houches) (59) · Plaine Joux (Passy) (66) · Plan Praz/ Brevent (Chamonix) (56) · Les houches - Gravière (5) · Saint Gervais - Les Chavants (5)