Sterkfontein Dam kitesurf and wingfoil spot

South Africa · État-Libre

Spot currently openAdvanced levelAltitude 1,702 m -28.43 | 29.02

Overview

Sterkfontein Dam is an impressive body of water situated at 1702m altitude in the Drakensberg foothills, near Harrismith in the Free State. It is one of the highest kite spots in South Africa, offering a spectacular mountain setting. The dam is fed by waters from the high Drakensberg peaks and the winds channelled by the mountains can be powerful, making this spot suited to experienced riders.

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Spot forecast for Sterkfontein Dam

Sunrise 05:21 · Sunset 18:15

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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

Sterkfontein Dam: 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

312h

in July · 29.5 rideable days

Wind is uneven from month to month: the best months are July, August and December, at 27 rideable days and 20 °C. The low point is April, at 18.5 days.

Rideable days per month

0 10 20 30 January: 24 rideable days J February: 22 rideable days F March: 20 rideable days M April: 18.5 rideable days18.5 d A May: 18.5 rideable days18.5 d M June: 20.5 rideable days J July: 29.5 rideable days29.5 d J August: 27 rideable days A September: 24.5 rideable days S October: 21 rideable days O November: 23 rideable days N December: 25.5 rideable days D 0 10 20 30 January: 24 rideable days J February: 22 rideable days F March: 20 rideable days M April: 18.5 rideable days18.5 d A May: 18.5 rideable days18.5 d M June: 20.5 rideable days J July: 29.5 rideable days29.5 d J August: 27 rideable days A September: 24.5 rideable days S October: 21 rideable days O November: 23 rideable days N December: 25.5 rideable days D

Wind strength when it is rideable

7-12 knots · 62%13-20 knots · 35%21-30 knots · 3%31+ knots · under 1%

When the spot works, wind sits mostly between 7 and 12 knots — 62% of rideable hours. Big-kite territory. The coldest month is June, at 15 °C. The wettest month is November, with 119 mm.

Monthly averages: Sterkfontein Dam
Monthly averages — Sterkfontein Dam — averaged over 2 years of records — Weather data by Open-Meteo.com — How it is calculated
Month Rideable days Usable wind Temperature Rain
January 24.0 187 h 25 °C 107 mm
February 22.0 160 h 26 °C 90 mm
March 20.0 140 h 24 °C 70 mm
April 18.5 165 h 19 °C 98 mm
May 18.5 156 h 19 °C 2 mm
June 20.5 191 h 15 °C 23 mm
July 29.5 312 h 15 °C 12 mm
August 27.0 269 h 19 °C 11 mm
September 24.5 246 h 21 °C 68 mm
October 21.0 202 h 22 °C 51 mm
November 23.0 228 h 23 °C 119 mm
December 25.5 268 h 25 °C 73 mm

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Technical details of Sterkfontein Dam spot

N: Rideable NNE: Rideable NE: Not rideable ENE: Not rideable E: Not rideable ESE: Not rideable SE: Rideable SSE: Not rideable S: Not rideable SSW: Not rideable SW: Not rideable WSW: Not rideable W: Rideable WNW: Rideable NW: Rideable NNW: Rideable N E S W

The spot works with winds from N, NNE, SE, W, WNW, NW, NNW.

Rideable Not rideable
Spot functioning

Large high-altitude freshwater dam that works with north-westerly (berg wind) and south-easterly winds channelled by the Drakensberg. Best conditions are in summer (October to March) when thermals combine with synoptic winds. Launching from the shores within the nature reserve.

Spot opening date · Required level
Spot opening date
Open all year round
Required level
Advanced
On the water

Mountain freshwater, cold year-round (12-18°C even in summer). Full wetsuit essential. Flat to choppy water. Significant depth in most of the dam. Water is clear and clean, fed by Drakensberg springs.

Parking

Access from the N3 near Harrismith, then road to the Sterkfontein Dam Nature Reserve. Parking available within the nature reserve. Reserve entry fees may apply.

Wind specificities

Wind is strongly influenced by the Drakensberg terrain. Dominant winds are the north-westerly (warm berg wind descending from the mountains) and south-easterly channelled through the valleys. In summer, thermals reinforce afternoon winds. Gusts can be violent and sudden due to mountain terrain effects. Rapidly changing conditions — stay vigilant.

Hazards

Demanding spot reserved for experienced riders. Very gusty mountain winds with sudden direction changes. Cold water year-round — hypothermia risk. High altitude (1700m) — increased fatigue and intense sun. Violent thunderstorms with lightning in summer. Isolated spot with no rescue — never sail alone. Mountain weather can change very rapidly.

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