Mayen
📍 Valais , Monthey District · Nearest city: Vionnaz (1 km)
60 XC score / 100 · takeoff at 862 m · 📍 View on map
Coordinates and external links
46.31430, 6.88437Forecast next days
Updated: 2026-05-02 16:07 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Not recommended for flying, cloud base ~193 m, wind 9 km/h, precipitation 2.8 mm.
base ~193m · wind 9 km/h · precip 2.8mmNot recommended for flying, cloud base ~283 m, wind 8 km/h, precipitation 5.9 mm.
base ~283m · wind 8 km/h · precip 5.9mmComposite 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 (88/100, 24°C, 60mm lluvia) · Worst month: Apr (38/100, 287mm lluvia)
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 9 | High |
| Avg thermal probability | 0.88 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.45 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Takeoff description
steep, grassy meadow; also suitable for beginners >> do NOT park your car in the village!
Nearby sites
Vionnaz Turn (56) · Vionnaz Frassette Lieu-dit Pro-de-Chaud (56) · Portes d Onne-1920 (61) · Pointe de Bellevue-2030 (43) · Grammont (51) · Les Pétis (55)