Col Bione
📍 Piedmont , Provincia di Torino · Nearest city: Vaie (3 km)
55 XC score / 100 · takeoff at 1470 m · 📍 View on map
Coordinates and external links
45.07810, 7.27850Forecast next days
Updated: 2026-04-21 01:26 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Very favorable day for XC, cloud base ~398 m, wind 13 km/h.
base ~398m · wind 13 km/hNot recommended for flying, cloud base ~218 m, wind 8 km/h, precipitation 0.9 mm.
base ~218m · wind 8 km/h · precip 0.9mmVery favorable day for XC, cloud base ~1018 m, wind 9 km/h.
base ~1018m · wind 9 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 11h
- Cloud cover >85% — no radiation to trigger thermals
- High cloud suck (73/100) — base below freezing with CU
⏰ Useful window: 13:00 – 19:00
| 08 30 ☁️⚠️ | 09 35 | 10 50 | 11 55 | 12 55 | 13 45 | 14 45 ☁️⚠️ | 15 45 | 16 55 | 17 55 | 18 55 | 19 55 | 20 45 |
Peak 11h: CAPE 20 J/kg · LI 1.5 · BL top 975 m · w* 0.0 m/s · cloud base 2132 m · 0°C at 2710 m · sun 40° 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: 11:00 (peak of the day)
Surface T: 10.0°C · Td: 4.7°C
LCL (cloud base): 662 m
BL top: 975 m
0°C level: 2710 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 | 0.80 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.35 | 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
Pilot comments
This flying site is rarely frequented by local pilots due to its complicated accessibility and limited XC potential. At the same time is quite nice flying site for local flight, top landings. A mini XC would be following the crest towards Trucetti flying site.
Nearby sites
Trucetti-Giaveno (54) · Principe (57) · Atterraggio Parapendio Bertassi (5) · punta dell'aquila (64) · Celle (53) · Cucetto Tabellone (76)