Overview

Milnerton Lagoon (Rietvlei) is a flat and shallow body of water located at the mouth of the Diep River, just south of Milnerton Beach. This lagoon offers ideal flatwater conditions for beginners and freestyle, sheltered from the Atlantic Ocean waves. The south-easterly Cape Doctor blows reliably during the southern summer. It's the perfect alternative when ocean conditions on the Bloubergstrand beaches are too committed. Milnerton Lighthouse and Table Mountain provide a stunning backdrop.

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Spot forecast for Milnerton Lagoon

Sunrise 05:58 · Sunset 19:03

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

Next tides

Low tide Tue 20 · 05:00 · 0.7 m
High tide Tue 20 · 11:26 · 1.2 m
Low tide Tue 20 · 17:53 · 0.7 m
High tide Tue 20 · 23:48 · 1.2 m

Forecasts provided by Open-Meteo

Milnerton Lagoon: 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

275h

in November · 23.5 rideable days

The season runs from September to April, peaking in November: 18 rideable days a month and 275 hours of usable wind, at 26 °C. The low point is July, at 2 days.

Rideable days per month

Wind strength when it is rideable

7-12 knots · 71%13-20 knots · 27%21-30 knots · 2%

When the spot works, wind sits mostly between 7 and 12 knots — 71% of rideable hours. Big-kite territory. The coldest month is July, at 16 °C. The wettest month is July, with 203 mm.

Monthly averages: Milnerton Lagoon

Monthly averages — Milnerton Lagoon — averaged over 2 years of records — Weather data by Open-Meteo.com — How it is calculated
Month	Rideable days	Usable wind	Temperature	Rain
January	21.0	194 h	28 °C	7 mm
February	19.0	187 h	28 °C	6 mm
March	17.0	163 h	27 °C	27 mm
April	14.5	132 h	24 °C	38 mm
May	6.5	43 h	21 °C	45 mm
June	4.0	33 h	18 °C	107 mm
July	2.0	15 h	16 °C	203 mm
August	3.5	24 h	17 °C	87 mm
September	15.0	133 h	20 °C	20 mm
October	18.5	168 h	24 °C	15 mm
November	23.5	275 h	26 °C	6 mm
December	18.5	197 h	27 °C	13 mm

Photo gallery of Milnerton Lagoon

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Technical details of Milnerton Lagoon spot

The spot works with winds from SE, SSE, S.

Rideable Not rideable

Spot functioning

The lagoon works from October to March with the Cape Doctor. Water level varies with the tide as the lagoon connects to the sea. At high tide, the water is wide and deep; at low tide, some areas become very shallow. Ideal as a complement to the neighboring ocean beaches — when Big Bay or Kite Beach are too committed, the lagoon remains rideable and safe.

Spot opening date · Required level

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

On the water

Flat and relatively shallow water (50 cm to 2 m depending on tide). Warmer than the neighboring ocean but still cool (14-18°C) — 3/2 to 4/3 wetsuit recommended. Sandy and muddy bottom. No waves or swell. Perfect flatwater conditions for freestyle and learning. No significant current except near the mouth.

Parking

Parking available along the road near the lagoon, close to Milnerton Lighthouse. Easy access from the R27 (Marine Drive). Space is generally sufficient. Don't leave valuables in your car.

Wind specificities

South-easterly Cape Doctor channeled into the lagoon. Wind can be slightly lighter than on the exposed neighboring beaches. Blows 15 to 30 knots typically in the afternoon from October to March. The lagoon offers a more sheltered riding surface from gusts than the open coast.

Hazards

Cool water requiring a wetsuit. Slippery muddy bottom in some areas. Current at the lagoon mouth — avoid this area. Occasional debris in the water. Algae in places. Possible theft — don't leave valuables unattended.

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Webcams near Milnerton Lagoon

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Nearby spots

All spots: South Africa

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Milnerton Lagoon kitesurf and wingfoil spot