Name: Grand Cul de Sac
Address: BL

Overview

Paddle
Kitesurf
Wingfoil
Windsurf

Grand Cul de Sac is the main kitesurf spot in Saint Barthélemy, located in a lagoon protected by a coral reef on the northeast coast. This spot offers shallow waters and flat water conditions, ideal for beginners and freeriding. Easterly trade winds blow consistently across the lagoon.

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Spot forecast for Grand Cul de Sac

Sunrise 06:06 · Sunset 17:45

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< 7 kn7–12 kn13–20 kn21–30 kn31–40 kn41+ kn Gusts Your minimum: 7 kn

Forecasts provided by Open-Meteo

Swell and waves

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Wave height: < 0.5 m 0.5–1 m 1–2 m 2–3 m ≥ 3 m

Swell data by Open-Meteo Marine

Grand Cul de Sac: when to go?

Rideable days and hours computed for a minimum wind of 7 knots · log in to set your own (foil, twin-tip…)

Season · peak

441h

in May · 31 rideable days

The spot works year-round: 29 rideable days a month on average, at 28 °C. It peaks in May, with 441 hours of usable wind.

Rideable days per month

Wind strength when it is rideable

7-12 knots · 33%13-20 knots · 62%21-30 knots · 5%31+ knots · under 1%

When the spot works, wind sits mostly between 13 and 20 knots — 62% of rideable hours. That is the most versatile range, where most kites work. The coldest month is January, at 26 °C. The wettest month is November, with 122 mm.

Monthly averages: Grand Cul de Sac

Monthly averages — Grand Cul de Sac — averaged over 2 years of records — Weather data by Open-Meteo.com — How it is calculated
Month	Rideable days	Usable wind	Temperature	Rain
January	29.0	376 h	26 °C	24 mm
February	25.0	340 h	26 °C	74 mm
March	28.0	356 h	26 °C	21 mm
April	29.0	400 h	27 °C	67 mm
May	31.0	441 h	28 °C	92 mm
June	30.0	443 h	29 °C	41 mm
July	31.0	464 h	29 °C	79 mm
August	30.0	439 h	29 °C	112 mm
September	26.5	367 h	29 °C	118 mm
October	28.5	323 h	29 °C	117 mm
November	28.5	343 h	28 °C	122 mm
December	30.5	387 h	27 °C	44 mm

Photo gallery of Grand Cul de Sac

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Technical details of Grand Cul de Sac spot

The spot works with winds from NNE, NE, ENE, E.

Depending on conditions: N, ESE, SE.

RideableDepending on conditions Not rideable

Spot opening date · Required level

Spot opening date: Open all year round
Required level: Beginner

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ST-BARTHELEMY AERO3.7 kmsource meteofrance

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Additional stations

FW7370 Gustavia FR4.6 km

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source madis - NOAA
FW7372 Colombier FR6.2 km

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source madis - NOAA

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Webcams near Grand Cul de Sac

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Nearby spots

All spots: St. Barthélemy

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Grand Cul de Sac kitesurf, wingfoil and windsurf spot