Charmant Som
📍 Rhone-Alpes , Departement de l'Isere · Nearest city: Le Sappey-en-Chartreuse (7 km)
47 XC score / 100 · takeoff at 1840 m · 📍 View on map
Coordinates and external links
45.32510, 5.76510Forecast next days
Updated: 2026-05-02 16:29 UTC · Source: Open-Meteo · Thermal window 10:00–18:00 local time
Not recommended for flying, cloud base ~236 m, wind 17 km/h, precipitation 12.6 mm.
base ~236m · wind 17 km/h · precip 12.6mmNot recommended for flying, cloud base ~204 m, wind 8 km/h, precipitation 16.1 mm.
base ~204m · wind 8 km/h · precip 16.1mmComposite 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 (88/100, 19°C, 72mm lluvia) · Worst month: Dec (20/100, 154mm lluvia)
Why this site has thermal potential
| Factor | Value | Interpretation |
|---|---|---|
| Hotspot density (5 km) | 3 | Medium |
| Avg thermal probability | 0.71 | Based on thousands of aggregated IGC flights |
| Solar orientation | 0.39 | Slope faces south in northern hemisphere |
| Own flight history | 0.00 | Thermals detected in platform IGC tracks |
Takeoff description
Easy for beginners and tandem
Nearby sites
La Grande Sure (56) · Pravouta (72) · Grand Som (50) · Saint Pierre de Chartreuse - La Scia (70) · La Dent de Crolles (64) · Col de Baure (48)