Piz di Renten (Cima Croce)
📍 Grisons , Moesa District · Nearest city: Braggio (2 km)
58 XC score / 100 · takeoff at 2122 m · 📍 View on map
Coordinates and external links
46.29240, 9.14406Forecast next days
Updated: 2026-04-21 01:21 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Very favorable day for XC, cloud base ~1254 m, wind 10 km/h.
base ~1254m · wind 10 km/hFlyable day, decent conditions, cloud base ~188 m, wind 15 km/h.
base ~188m · wind 15 km/hFlyable day, decent conditions, cloud base ~2776 m, wind 8 km/h.
base ~2776m · wind 8 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 73 at 18h
- High cloud suck (89/100) — base below freezing with CU
⏰ Useful window: 18:00 – 19:00
| 08 30 ☁️⚠️ | 09 30 ☁️⚠️ | 10 50 ☁️⚠️ | 11 55 ☁️⚠️ | 12 55 ☁️⚠️ | 13 60 ☁️⚠️ | 14 68 ☁️⚠️ | 15 63 ☁️⚠️ | 16 63 ☁️⚠️ | 17 63 ☁️⚠️ | 18 73 ☁️⚠️ | 19 73 ☁️⚠️ | 20 65 ☁️⚠️ |
Peak 18h: CAPE 210 J/kg · LI -1.1 · BL top 570 m · w* 8.0 m/s · cloud base 2659 m · 0°C at 2430 m · Pro score 57/100 · sun 10° 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: 18:00 (peak of the day)
Surface T: 6.2°C · Td: 1.9°C
LCL (cloud base): 537 m
BL top: 570 m
0°C level: 2430 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) | 4 | Medium |
| Avg thermal probability | 0.79 | 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 |
Upcoming competitions in this country
- PWCA Italy Gemona 2026 · 2026-07-25 – 2026-08-01 · PWCA
Copa del Mundo en Gemona del Friuli, Italia
Rules and notes
Please check the swiss DABS. https://www.skybriefing.com/portal/it/dabs Possible temporal restrictions due to military training. Only land on the indicated spots!
Pilot comments
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Nearby sites
Bochèta de Vegeina (54) · Santa Maria (55) · Bogiàn (51) · Alp Di Stabverder (5) · Piz de Molinera (56) · El Pizzèt (58)