Lungern Schönbüel
📍 Obwalden · Nearest city: Lungern (5 km)
61 XC score / 100 · takeoff at 2002 m · 📍 View on map
Coordinates and external links
46.78770, 8.09940Forecast next days
Updated: 2026-04-21 01:18 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Flyable day, decent conditions, cloud base ~466 m, wind 15 km/h.
base ~466m · wind 15 km/hFlyable day, decent conditions, cloud base ~748 m, wind 17 km/h.
base ~748m · wind 17 km/hFlyable day, decent conditions, cloud base ~1704 m, wind 14 km/h.
base ~1704m · 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❌ Not recommended · peak 55 at 16h
- Cloud cover >85% — no radiation to trigger thermals
- High cloud suck (100/100) — base below freezing with CU
| 08 20 ☁️⚠️ | 09 40 ☁️⚠️ | 10 40 ☁️⚠️ | 11 40 ☁️⚠️ | 12 40 ☁️⚠️ | 13 40 ☁️⚠️ | 14 45 ☁️⚠️ | 15 45 ☁️⚠️ | 16 55 ☁️⚠️ | 17 45 ☁️⚠️ | 18 40 ☁️⚠️ | 19 50 ☁️⚠️ | 20 50 ☁️⚠️ |
Peak 16h: CAPE 10 J/kg · LI 0.1 · BL top 1655 m · w* 0.0 m/s · cloud base 2777 m · 0°C at 2060 m · Pro score 52/100 · sun 24° 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: 16:00 (peak of the day)
Surface T: 4.2°C · Td: -2.0°C
LCL (cloud base): 775 m
BL top: 1655 m
0°C level: 2060 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) | 7 | Medium |
| Avg thermal probability | 0.81 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.50 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Pilot comments
Airspaces in Switzerland are a tough subject, get all the info you can get before flying: http://www.flyland.ch. DABS (active danger areas etc): https://www.skybriefing.com/
Nearby sites
Wilerhorn (47) · Turren (45) · Alpoglerberg-1840 (50) · Brienz - Gummenalp (47) · Eisee (54) · Gleitschirm Landeplatz Campingstrasse (5)