Saint-Cergue
📍 Vaud , Nyon District · Nearest city: Saint-Cergue (1 km)
64 XC score / 100 · takeoff at 1001 m · 📍 View on map
Coordinates and external links
46.44490, 6.17577Forecast next days
Updated: 2026-04-20 13:20 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Día muy favorable para XC, base de cúmulos ~786 m, viento 11 km/h.
base ~786m · wind 11 km/hDía volable, condiciones decentes, base de cúmulos ~1268 m, viento 17 km/h.
base ~1268m · wind 17 km/hCondiciones marginales, base de cúmulos ~1265 m, viento 24 km/h.
base ~1265m · wind 24 km/hNo recomendable para volar, base de cúmulos ~1908 m, viento 19 km/h.
base ~1908m · wind 19 km/hComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
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 SE | gust 20 | 11 km/h SE | gust 30 | 7 km/h SE | gust 28 |
| 2026-04-21 | 9 km/h E | gust 24 | 12 km/h E | gust 27 | 18 km/h E | gust 47 |
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) | 9 | High |
| Avg thermal probability | 0.75 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.65 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Takeoff description
SE to SO. Not flying with more than 20km/h wind. from 9:00am to 17:00 in the summer Best from 12:00 - 14:00 Flyable under the prevailing wind if it's not too strong. Balise of 'The Dole' (DOL), 1670m): http://www.meteosuisse.admin.ch/web/fr/meteo/temps_actuel.par0023.allStations.html
Rules and notes
2000 m ASL on the Jura (mountains) and until the bottom of the mountain. After, on the villages, 1000m ASL. TMA Geneva
Pilot comments
Take care! you need a finesse of 5 for not crashing in the trees.
Nearby sites
La Barillette (or:Les Burnes Gelées) (52) · La Dôle (52) · L'Orient - Les Esserts (4) · Les Bioux (1) · Les Bioux (2) · Saleve - La Table d'Orientation (44)