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Underwater Point surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 pm Sunday 10 May 2026 SASTForecast update in hr min s Forecast update imminent
Underwater Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Underwater Point sea temperature is
17.3° C
(Which is normal for this time of year)How big are the waves at Underwater Point today?
The current surf forecast for Underwater Point at 7PM is: 5.0m 11s primary swell from a West-southwest direction (forecast issued at 01:00pm May 10). An open ocean swell of 0.6m 11s is not directed at the surf break, a second open ocean swell of 0.2m 15s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 5ft (1.5m) | 13s |
| Afternoon (10 May) | 13ft (4.0m) | 9s |
| Evening (10 May) | 18ft (5.5m) | 11s |
Table - waves today at Underwater Point. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 53mm), heaviest during Mon night. Very mild (max 18°C on Mon morning, min 13°C on Sun afternoon). Winds decreasing (severe gales from the NW on Mon morning, moderate winds from the WSW by Wed morning). | ||||||||||||||||||||||||
Sun 10 | Monday 11 | Tuesday 12 | Wed 13 | |||||||||||||||||||||
11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 13 | WSW 8 | WSW 10 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | WNW 11 | W 12 | W 13 | WNW 13 | WSW 13 | W 13 | WSW 13 | W 12 | W 13 | WNW 12 | W 12 | W 12 | W 12 | W 12 | W 12 | SSW 12 | SSW 12 | |
3191 | 2093 | 4447 | 6793 | 7541 | 6791 | 4404 | 10652 | 17350 | 19012 | 10348 | 13387 | 11753 | 8873 | 6624 | 4839 | 6153 | 5047 | 3624 | 3610 | 2807 | 2492 | 2260 | 2462 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | on | on | cross-on | on | on | on | on | on | on | cross-on | |
High Tide | 9:35AM1.01m | 10:24PM1.16m | 10:55AM1.07m | 11:22PM1.27m | 11:55AM1.17m | 00:11AM1.39m | ||||||||||||||||||
Low Tide | 3:46PM0.53m | 4:54AM0.52m | 4:58PM0.48m | 5:51AM0.39m | 5:54PM0.39m | 6:39AM0.25m | ||||||||||||||||||
 |  | |  |  |  | |  | | | | | | |  | | |  |  |  | | | | | |
 | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:30 | — |
 | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | 5:53 |
— | 3 | 2 | 1 | 1 | — | 2 | 7 | 7 | 4 | 2 | 1 | 1 | 2 | 9 | 2 | 4 | 4 | — | — | 1 | — | — | — | |
Temp °C | 15 | 13 | 14 | 15 | 14 | 15 | 14 | 15 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 17 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 15 |
6 | 0 | 1 | 3 | 4 | 6 | 1 | -1 | 5 | 7 | 8 | 8 | 10 | 12 | 11 | 13 | 10 | 12 | 11 | 10 | 10 | 9 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | WSW 12 | WSW 12 | SE 13 | SE 13 | SSE 10 | SW 14 | NNW 10 | SSE 12 | WSW 13 | W 12 | W 13 | SSW 13 | W 12 | SSW 13 | W 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
 kJ | 190 | 127 | 123 | 77 | 42 | 6791 | 4404 | 44 | 27 | 18 | 6875 | 510 | 15 | 8873 | 6624 | 4839 | 2830 | 5047 | 2329 | 3610 | 2024 | 2094 | 2150 | 2462 |
Swell 2 Height (m) Direction Period (s) | SSE 11 | SW 22 | — | SSE 15 | SSE 15 | SE 11 | SE 11 | SSE 13 | SSE 10 | SE 13 | SE 12 | SE 12 | — | NNW 10 | SW 13 | SSW 13 | — | SW 13 | NW 9 | SSW 12 | — | — | SSE 11 | W 12 |
| kJ | 166 | 19 | — | 21 | 21 | 42 | 30 | 17 | 18 | 26 | 25 | 24 | — | 670 | 3676 | 3169 | — | 2590 | 505 | 1969 | — | — | 12 | 2043 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 22 | — | — | SSE 14 | SSE 11 | — | — | — | — | — | SE 10 | NW 10 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 18 | — | — | 18 | 11 | — | — | — | — | — | 4 | 782 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 13 | WSW 8 | WSW 10 | WSW 11 | WSW 12 | — | NW 8 | WNW 11 | W 12 | W 13 | WNW 13 | WSW 13 | W 13 | — | W 12 | NNW 10 | WNW 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | — |
| kJ | 3191 | 2093 | 4447 | 6793 | 7541 | — | 1200 | 10652 | 17350 | 19012 | 10348 | 13387 | 11753 | — | 3181 | 741 | 6153 | 3035 | 3624 | 1496 | 2807 | 2492 | 2260 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 841 | 909 | 660 | 596 | 1077 | 997 | 359 | 378 | 890 | 890 | 1022 | 595 | 416 | 1066 | 336 | 24 | 317 | 271 | 24 | 20 | 30 | 30 | 30 | 30 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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