Le Prorel
📍 Provence-Alpes-Cote d'Azur , Departement des Hautes-Alpes · Nearest city: Saint-Chaffrey (3 km)
58 XC score / 100 · takeoff at 2364 m · 📍 View on map
Coordinates and external links
44.90050, 6.58485Forecast next days
Updated: 2026-04-21 01:21 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Flyable day, decent conditions, cloud base ~1844 m, wind 20 km/h.
base ~1844m · wind 20 km/hFlyable day, decent conditions, cloud base ~1011 m, wind 18 km/h.
base ~1011m · wind 18 km/hFlyable day, decent conditions, cloud base ~2191 m, wind 9 km/h.
base ~2191m · 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 12h
- Very stable day (CAPE<50, LI>2) — no thermals
- High cloud suck (62/100) — base below freezing with CU
| 08 30 ☁️⚠️ | 09 30 ☁️⚠️ | 10 30 ☁️⚠️ | 11 30 ☁️⚠️ | 12 55 ☁️⚠️ | 13 55 ☁️⚠️ | 14 55 ☁️⚠️ | 15 55 ☁️⚠️ | 16 55 ☁️⚠️ | 17 55 ☁️⚠️ | 18 55 ☁️⚠️ | 19 50 ☁️⚠️ | 20 50 ☁️⚠️ |
Peak 12h: CAPE 10 J/kg · LI 3.7 · BL top 1550 m · w* 0.0 m/s · cloud base 4476 m · 0°C at 2880 m · Pro score 58/100 · sun 42° 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: 12:00 (peak of the day)
Surface T: 7.4°C · Td: -9.5°C
LCL (cloud base): 2112 m
BL top: 1550 m
0°C level: 2880 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 | 0.82 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.38 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Takeoff description
Croix de la Nord
Pilot comments
home site of Jean-Baptiste Chandelier: www.jeanbaptistechandelier.com
Nearby sites
Décollage de Puy Chalvin (5) · Zone conventionnée atterrissage Saint-Chaffrey (5) · Aire d'atterissage pour parapente (5) · Atterrissage de Saint Blaise (5) · Décollage des Tronchets (5) · Col du Granon (51)