Vounetz-1620
📍 Fribourg , Gruyere District · Nearest city: Charmey (3 km)
56 XC score / 100 · takeoff at 1620 m · 📍 View on map
Coordinates and external links
46.62570, 7.20622Forecast next days
Updated: 2026-04-19 02:47 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Día volable, condiciones decentes, base de cúmulos ~929 m, viento 13 km/h.
base ~929m · wind 13 km/hDía volable, condiciones decentes, base de cúmulos ~788 m, viento 14 km/h.
base ~788m · wind 14 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 (85/100) — base bajo freezing con CU
| 08 45 | 09 40 | 10 40 ☁️⚠️ | 11 40 ☁️⚠️ | 12 50 ☁️⚠️ | 13 50 ☁️⚠️ | 14 50 ☁️⚠️ | 15 55 ☁️⚠️ | 16 50 ☁️⚠️ | 17 50 ☁️⚠️ | 18 50 ☁️⚠️ | 19 55 ☁️⚠️ | 20 50 ☁️⚠️ |
Peak 15h: CAPE 10 J/kg · LI 0.6 · BL top 1650 m · w* 0.0 m/s · cloud base 2595 m · 0°C at 2390 m · sun 30° over slope
2026-04-21⚠️ Marginal · peak 60 at 14h
- Cloud suck alto (88/100) — 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 1805 m · w* 0.0 m/s · cloud base 2445 m · 0°C at 2300 m · sun 35° 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: 9.2°C · Td: 1.4°C
LCL (cloud base): 974 m
BL top: 1650 m
0°C level: 2390 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) | 12 | High |
| Avg thermal probability | 0.82 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.25 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Pilot comments
More info on http://www.flyland.ch. Airspaces in Switzerland are a thought subject, get all the info you can get befire flying.
Nearby sites
Bifé du Dessus (45) · Cousimbert (43) · Schwyberg-1600 (55) · Gastlosen (53) · Schwyberg-1600 (64) · Riggisalp (50)