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: 2026-04-21 01:24 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Very favorable day for XC, cloud base ~1069 m, wind 13 km/h.
base ~1069m · wind 13 km/hFlyable day, decent conditions, cloud base ~1150 m, wind 18 km/h.
base ~1150m · wind 18 km/hFlyable day, decent conditions, cloud base ~1420 m, wind 14 km/h.
base ~1420m · wind 14 km/hComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
Detailed hourly weather
2026-04-21⚠️ Marginal · peak 60 at 14h
- High cloud suck (88/100) — base below freezing with 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: 14:00 (peak of the day)
Surface T: 9.1°C · Td: 2.5°C
LCL (cloud base): 825 m
BL top: 1805 m
0°C level: 2300 m
Approximate profile from surface variables + synoptic levels. Red lines = temperature, dashed blue = dew point. Orange bands = detected inversions.
🌬 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
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
Atterrissage Charmey (5) · Anemos Parapente (5) · Bifé du Dessus (45) · Cousimbert (43) · Schwyberg-1600 (55) · Gastlosen (53)