Stockhorn
📍 Bern , Frutigen-Niedersimmental District · Nearest city: Erlenbach im Simmental (4 km)
54 XC score / 100 · takeoff at 2050 m · 📍 View on map
Coordinates and external links
46.69240, 7.53799Forecast next days
Updated: 2026-04-21 01:27 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Flyable day, decent conditions, cloud base ~631 m, wind 15 km/h.
base ~631m · wind 15 km/hFlyable day, decent conditions, cloud base ~719 m, wind 17 km/h.
base ~719m · wind 17 km/hFlyable day, decent conditions, cloud base ~1540 m, wind 12 km/h.
base ~1540m · wind 12 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 55 at 8h
- High cloud suck (99/100) — base below freezing with CU
⏰ Useful window: 14:00 – 16:00
| 08 55 ☁️⚠️ | 09 55 ☁️⚠️ | 10 50 ☁️⚠️ | 11 50 ☁️⚠️ | 12 40 ☁️⚠️ | 13 45 ☁️⚠️ | 14 55 ☁️⚠️ | 15 45 ☁️⚠️ | 16 55 ☁️⚠️ | 17 55 ☁️⚠️ | 18 55 ☁️⚠️ | 19 50 ☁️⚠️ | 20 20 ☁️⚠️ |
Peak 8h: CAPE 0 J/kg · LI 3.5 · BL top 110 m · w* 0.0 m/s · cloud base 2287 m · 0°C at 2100 m · 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: 08:00 (peak of the day)
Surface T: -1.3°C · Td: -3.2°C
LCL (cloud base): 237 m
BL top: 110 m
0°C level: 2100 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) | 6 | Medium |
| Avg thermal probability | 0.89 | 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
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/portal/
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