Rigi Kulm
📍 Schwyz , Bezirk Schwyz · Nearest city: Arth (3 km)
69 XC score / 100 · takeoff at 1748 m · 📍 View on map
Coordinates and external links
47.05490, 8.48620Forecast next days
Updated: 2026-04-20 13:17 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Día volable, condiciones decentes, base de cúmulos ~680 m, viento 10 km/h.
base ~680m · wind 10 km/hDía volable, condiciones decentes, base de cúmulos ~765 m, viento 13 km/h.
base ~765m · wind 13 km/hDía volable, condiciones decentes, base de cúmulos ~1248 m, viento 19 km/h.
base ~1248m · wind 19 km/hCondiciones marginales, base de cúmulos ~1825 m, viento 10 km/h.
base ~1825m · wind 10 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 17h
- Cobertura nubosa >85% — sin radiación para disparar
- Cloud suck alto (100/100) — base bajo freezing con CU
| 08 40 ☁️⚠️ | 09 50 ☁️⚠️ | 10 40 ☁️⚠️ | 11 45 ☁️⚠️ | 12 45 ☁️⚠️ | 13 45 ☁️⚠️ | 14 45 ☁️⚠️ | 15 45 ☁️⚠️ | 16 53 ☁️⚠️ | 17 63 ☁️⚠️ | 18 55 ☁️⚠️ | 19 50 ☁️⚠️ | 20 50 ☁️⚠️ |
Peak 17h: CAPE 20 J/kg · LI -0.6 · BL top 995 m · w* 0.0 m/s · cloud base 2710 m · 0°C at 2240 m · Pro score 70/100 · sun 17° over slope
2026-04-21⚠️ Marginal · peak 60 at 17h
- Cloud suck alto (100/100) — base bajo freezing con CU
| 08 20 ☁️⚠️ | 09 20 ☁️⚠️ | 10 40 ☁️⚠️ | 11 40 ☁️⚠️ | 12 40 ☁️⚠️ | 13 55 ☁️⚠️ | 14 55 ☁️⚠️ | 15 55 ☁️⚠️ | 16 55 ☁️⚠️ | 17 60 ☁️⚠️ | 18 60 ☁️⚠️ | 19 55 ☁️⚠️ | 20 55 ☁️⚠️ |
Peak 17h: CAPE 10 J/kg · LI 1.9 · BL top 1060 m · w* 0.0 m/s · cloud base 3060 m · 0°C at 1930 m · Pro score 75/100 · sun 17° 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: 17:00 (peak of the day)
Surface T: 6.9°C · Td: -0.8°C
LCL (cloud base): 962 m
BL top: 995 m
0°C level: 2240 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 | 4 km/h W | gust 21 | 8 km/h NW | gust 23 | 8 km/h NW | gust 24 |
| 2026-04-21 | 5 km/h NW | gust 24 | 8 km/h N | gust 24 | 12 km/h NE | gust 34 |
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) | 6 | Medium |
| Avg thermal probability | 0.77 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.86 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Upcoming competitions in this country
- PWCA Italy Gemona 2026 · 2026-07-25 – 2026-08-01 · PWCA
Copa del Mundo en Gemona del Friuli, Italia
Takeoff description
Walk from the Trainstop onward, past a long stable and just at the end of it on the right side you find the Takeoff.
Pilot comments
Nice Spot with several possibilities for almost all Winddirections
Nearby sites
Rigi-Staffelhöhe (44) · Rigi-Scheidegg (50) · Wildspitz (49) · Klewenalp (47) · Zugerberg (48) · Urmiberg (Brunnen) (56)