Vanil du Van
📍 Fribourg , Gruyere District · Nearest city: Gruyeres (6 km)
54 XC score / 100 · takeoff at 1966 m · 📍 View on map
Coordinates and external links
46.54360, 7.12935Forecast next days
Updated: 2026-04-19 16:15 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Día volable, condiciones decentes, base de cúmulos ~618 m, viento 12 km/h.
base ~618m · wind 12 km/hDía volable, condiciones decentes, base de cúmulos ~798 m, viento 16 km/h.
base ~798m · wind 16 km/hDía volable, condiciones decentes, base de cúmulos ~1395 m, viento 15 km/h.
base ~1395m · wind 15 km/hComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
Detailed hourly weather
2026-04-20❌ Not recommended · peak 55 at 15h
- Cobertura nubosa >85% — sin radiación para disparar
- Cloud suck alto (100/100) — base bajo freezing con CU
| 08 50 ☁️⚠️ | 09 40 ☁️⚠️ | 10 40 ☁️⚠️ | 11 40 ☁️⚠️ | 12 50 ☁️⚠️ | 13 50 ☁️⚠️ | 14 50 ☁️⚠️ | 15 55 ☁️⚠️ | 16 50 ☁️⚠️ | 17 55 ☁️⚠️ | 18 50 ☁️⚠️ | 19 50 ☁️⚠️ | 20 50 ☁️⚠️ |
Peak 15h: CAPE 10 J/kg · LI 0.6 · BL top 1460 m · w* 0.0 m/s · cloud base 2728 m · 0°C at 2380 m · sun 30° over slope
2026-04-21⚠️ Marginal · peak 60 at 14h
- Cloud suck alto (91/100) — base bajo freezing con CU
| 08 55 ☁️⚠️ | 09 55 ☁️⚠️ | 10 50 ☁️⚠️ | 11 55 ☁️⚠️ | 12 55 ☁️⚠️ | 13 55 ☁️⚠️ | 14 60 ☁️⚠️ | 15 60 ☁️⚠️ | 16 55 ☁️⚠️ | 17 55 ☁️⚠️ | 18 50 ☁️⚠️ | 19 55 ☁️⚠️ | 20 30 ☁️⚠️ |
Peak 14h: CAPE 10 J/kg · LI 1.2 · BL top 1560 m · w* 0.0 m/s · cloud base 2791 m · 0°C at 2300 m · sun 36° 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: 15:00 (peak of the day)
Surface T: 6.1°C · Td: 0.0°C
LCL (cloud base): 762 m
BL top: 1460 m
0°C level: 2380 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) | 16 | High |
| Avg thermal probability | 0.80 | 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 |
Nearby sites
Les Merlas (50) · Tsermont (55) · Levanchy (49) · Vacheresse (54) · Pra de Cray (61) · les Millets (55)