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J-Bay Surf Forecast
/ Eastern Cape (S) (37 surf breaks) /
Surf Forecasts:
J-Bay surfForecast / Eastern Cape (S) / South Africa
48hr Weather and Surf, issued 7 pm Friday 29 May 2026 SASTForecast update in hr min s Forecast update imminent
J-Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's J-Bay sea temperature is
18.7° C
(Which is 1.8°C colder than average for this time of year)How big are the waves at J-Bay today (30 May):
- Afternoon surf: Afternoon surf (30 May, local time) - 10ft (3.0m), 14s period with SW swell.
- Evening surf: Evening surf (30 May, local time) - 8ft (2.5m), 14s period with SW swell.
The current surf forecast for J-Bay at 12AM is: 2.5m 14s primary swell from a Southwest direction and 1.0m 4s secondary swell from a East direction (forecast issued at 07:00pm May 29). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | - | - |
| Afternoon (30 May) | 10ft (3.0m) | 14s |
| Evening (30 May) | 8ft (2.5m) | 14s |
Table - waves today at J-Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Sun afternoon, min 14°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | |
3216 | 2822 | 2462 | 2103 | 1810 | 1668 | 1438 | 1299 | 1173 | 1019 | 841 | 761 | 761 | 833 | 1042 | 1100 | 986 | 970 | 869 | 723 | 723 | 497 | 497 | 533 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross | cross-off | glassy | on | cross-on | cross | cross-off | cross-off | cross | cross | cross | glassy | cross-on | cross-off | cross-off | cross-off | cross-off | off | off | glassy | |
High Tide | 2:45PM1.38m | 2:52AM1.50m | 3:18PM1.41m | 3:24AM1.51m | 3:50PM1.43m | 3:57AM1.51m | ||||||||||||||||||
Low Tide | 8:41PM0.34m | 9:08AM0.22m | 9:15PM0.31m | 9:39AM0.21m | 9:48PM0.30m | 10:11AM0.21m | ||||||||||||||||||
 |  | | |  |  | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — |
 | 5:20 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | 5:19 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 16 | 15 | 15 | 14 | 14 | 18 | 20 | 18 | 17 | 17 | 16 | 16 | 17 | 21 | 25 | 25 | 24 | 24 | 23 | 22 | 21 | 24 | 25 |
15 | 14 | 13 | 13 | 13 | 13 | 18 | 19 | 18 | 17 | 17 | 15 | 15 | 15 | 20 | 24 | 24 | 23 | 22 | 20 | 19 | 18 | 23 | 24 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
 kJ | 3216 | 2822 | 2462 | 2103 | 1810 | 1668 | 1438 | 1299 | 1173 | 1019 | 841 | 761 | 761 | 833 | 1042 | 1100 | 986 | 970 | 869 | 723 | 723 | 497 | 497 | 533 |
Swell 2 Height (m) Direction Period (s) | SE 6 | SE 6 | — | — | — | E 5 | ESE 5 | ESE 5 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | ESE 7 | E 7 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 |
| kJ | 82 | 31 | — | — | — | 30 | 26 | 31 | 61 | 59 | 62 | 70 | 79 | 59 | 68 | 79 | 97 | 51 | 97 | 100 | 81 | 83 | 61 | 47 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 8 | — | — | — | — | ESE 7 | — | — | ESE 8 | SSW 14 | SSW 14 | SSW 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 29 | — | — | 13 | 158 | 160 | 178 |
Wind waves Height (m) Direction Period (s) | ESE 6 | ENE 4 | E 4 | E 5 | E 5 | — | ENE 5 | — | — | — | E 7 | — | E 6 | E 6 | E 6 | — | — | — | — | — | — | — | — | — |
| kJ | 62 | 10 | 38 | 52 | 48 | — | 42 | — | — | — | 100 | — | 64 | 74 | 102 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 183 | 140 | 140 | 60 | 2 | 0 | 0 | 13 | 3 | 19 | 0 | 0 | 19 | 2 | 19 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Eastern Cape (South) | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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