Maennlichen (Wengen)
📍 Bern , Interlaken-Oberhasli District · Nearest city: Lauterbrunnen (4 km)
68 XC score / 100 · takeoff at 2340 m · 📍 View on map
Coordinates and external links
46.61850, 7.93866Forecast next days
Updated: 2026-04-19 16:01 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Día muy favorable para XC, base de cúmulos ~676 m, viento 12 km/h.
base ~676m · wind 12 km/hNo recomendable para volar, base de cúmulos ~394 m, viento 12 km/h, precipitación 3.4 mm.
base ~394m · wind 12 km/h · precip 3.4mmDía volable, condiciones decentes, base de cúmulos ~1229 m, viento 9 km/h.
base ~1229m · wind 9 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 63 at 16h
- Cobertura nubosa >85% — sin radiación para disparar
- Cloud suck alto (100/100) — base bajo freezing con CU
⏰ Useful window: 16:00 – 19:00
| 08 50 ☁️⚠️ | 09 50 ☁️⚠️ | 10 50 ☁️⚠️ | 11 50 ☁️⚠️ | 12 50 ☁️⚠️ | 13 60 ☁️⚠️ | 14 55 ☁️⚠️ | 15 45 ☁️⚠️ | 16 63 ☁️⚠️ | 17 53 ☁️⚠️ | 18 45 ☁️⚠️ | 19 55 ☁️⚠️ | 20 55 ☁️⚠️ |
Peak 16h: CAPE 50 J/kg · LI -0.3 · BL top 700 m · w* 5.9 m/s · cloud base 3027 m · 0°C at 2460 m · Pro score 68/100 · sun 24° over slope
2026-04-21❌ Not recommended · peak 53 at 16h
- Cobertura nubosa >85% — sin radiación para disparar
- Cloud suck alto (100/100) — base bajo freezing con CU
| 08 30 ☁️⚠️ | 09 50 ☁️⚠️ | 10 50 ☁️⚠️ | 11 50 ☁️⚠️ | 12 50 ☁️⚠️ | 13 40 ☁️⚠️ | 14 40 ☁️⚠️ | 15 45 ☁️⚠️ | 16 53 ☁️⚠️ | 17 45 ☁️⚠️ | 18 45 ☁️⚠️ | 19 45 ☁️⚠️ | 20 40 ☁️⚠️ |
Peak 16h: CAPE 30 J/kg · LI -0.2 · BL top 895 m · w* 0.0 m/s · cloud base 2790 m · 0°C at 2200 m · Pro score 62/100 · 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: 3.5°C · Td: -2.0°C
LCL (cloud base): 687 m
BL top: 700 m
0°C level: 2460 m
Approximate profile from surface variables + synoptic levels. Red lines = temperature, dashed blue = dew point. Orange bands = detected inversions.
Wind chart — altitude × time
Color: green < 20 km/h · yellow 20-30 · red >40. Arrows point to where the wind is blowing. Each column = 1 hour. 4 altitudes: 10m surface, 80m first thermal, 1500m (850 hPa) thermal cruise, 3000m (700 hPa) top.
Wind next days (Open-Meteo model)
Wind rose 10m — 2026-04-20
| Date | Morning 08-12h | Midday 12-16h | Evening 16-20h | |||
|---|---|---|---|---|---|---|
| 2026-04-20 | 6 km/h W | gust 20 | 12 km/h NW | gust 23 | 9 km/h NW | gust 22 |
| 2026-04-21 | 3 km/h SW | gust 26 | 9 km/h NW | gust 37 | 9 km/h NW | gust 40 |
Colors: green < 15 km/h (optimal) · orange 15-25 · red >25 (flying not recommended). ⚠️ = shear >25 km/h between 10m and 850 hPa (potentially broken thermals).
Takeoff orientations
Green = good orientation · Yellow = possible · Gray = not suitable
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 10 | High |
| Avg thermal probability | 0.85 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.57 | 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
Männlichen Station (54) · Klein Tschuggen (49) · Lauberhorn (56) · Lauberhornschulter-2310 (51) · Wengernalp (55) · Iselten (62)