Le Grand Replomb
📍 Rhone-Alpes , Departement de l'Isere · Nearest city: Le Champ-pres-Froges (10 km)
67 XC score / 100 · takeoff at 2467 m · 📍 View on map
Coordinates and external links
45.20080, 5.98028Forecast next days
Updated: 2026-05-02 16:02 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Not recommended for flying, cloud base ~331 m, strong wind (29 km/h), precipitation 17.3 mm.
base ~331m · wind 29 km/h · precip 17.3mmNot recommended for flying, cloud base ~197 m, wind 12 km/h, precipitation 7.4 mm.
base ~197m · wind 12 km/h · precip 7.4mmComposite flyability score (CAPE + LI + wind + precip + low clouds). Cross-check with local pilots before flying.
🌬 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
🗓️ Best season to fly (2024 climatology)
Monthly climate score: historical avg of temp, wind, rain and cloud cover. Green = optimal month.
⭐ Best month: Aug (81/100, 16°C, 64mm lluvia) · Worst month: Dec (20/100, 218mm lluvia)
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 12 | High |
| Avg thermal probability | 0.80 | 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 |
Takeoff description
alti:2450m From landing walk 4h (around 1700m to the summit). Follow the path to 'Jean Collet' refuge. Then go to 'col de la mine de fer' pass but stop at 2100m (sea level). Take to the north, OUT OF PATH, to the summit.
Nearby sites
Lac de Crop (54) · Col de Freydane (54) · Prapoutel les 7 laux (53) · Croix de Chamrousse (56) · Chamrousse - l'Aiguille / la Croix (63) · Alpes d'huez (50)