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Osmoy St Valéry - Mont Blanc

3🟡 Marginal

France · Takeoff 151 m

Forecast next days

2026-08-1849

Condiciones marginales, base de cúmulos ~450 m, viento fuerte (26 km/h).

Wind max: 26 km/h
Base: 450 m
CAPE: 40
LI: 1.2
2026-08-1915

No recomendable para volar, base de cúmulos ~415 m, viento 16 km/h, con precipitación 7.9 mm.

Wind max: 16 km/h
Base: 415 m
CAPE: 10
LI: 1.6
2026-08-2073

Día volable, condiciones decentes, base de cúmulos ~899 m, viento fuerte (26 km/h).

Wind max: 26 km/h
Base: 899 m
CAPE: 120
LI: 1.6
2026-08-2190

Día muy favorable para XC, base de cúmulos ~433 m, viento 14 km/h, con precipitación 2.8 mm.

Wind max: 14 km/h
Base: 433 m
CAPE: 320
LI: -1.9

Map and thermal hotspots

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Takeoff description

On the slop from N to ENE 2 take offs one NE with the venturi effect due to the combe. Not recommended to beginners. Another ENE slope easier for beginner.

About this site

Osmoy St Valéry - Mont Blanc is a paragliding launch site in France, near Les Grandes-Ventes. Takeoff elevation is 151 meters above sea level. It has a moderate thermal and XC score of 3/100. Best wind directions for takeoff: NE. Check the daily forecast above for current flyability conditions including CAPE, lifted index, cloud base height, and wind speed.