Mont Lachat
📍 Rhone-Alpes , Departement de la Haute-Savoie · Nearest city: Les Houches (2 km)
58 XC score / 100 · takeoff at 2053 m · 📍 View on map
Coordinates and external links
45.87140, 6.79389Forecast next days
Updated: 2026-05-02 16:09 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Not recommended for flying, cloud base ~294 m, wind 17 km/h, precipitation 5.9 mm.
base ~294m · wind 17 km/h · precip 5.9mmNot recommended for flying, cloud base ~275 m, wind 4 km/h, precipitation 6.3 mm.
base ~275m · wind 4 km/h · precip 6.3mmComposite 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
🗓️ Best season to fly (2024 climatology)
Monthly climate score: historical avg of temp, wind, rain and cloud cover. Green = optimal month.
⭐ Best month: Aug (81/100, 18°C, 44mm lluvia) · Worst month: Mar (5/100, 157mm lluvia)
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 7 | Medium |
| Avg thermal probability | 0.86 | 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 |
Nearby sites
Mont Vorassay (57) · Saint-Gervais-les-Bains - La charme (48) · Domes de Miages (62) · Aiguillette (les Houches) (59) · Les houches - Prarion (48) · Saint-Gervais-les-Bains - Plancert (49)