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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 Tuesday 19 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
18.1° C
(Which is 2.7°C colder than average for this time of year)How big are the waves at J-Bay today?
The current surf forecast for J-Bay at 1AM is: 1.0m 13s primary swell from a Southwest direction and 1.3m 8s secondary swell from a South-southeast direction, 1.9m 7s secondary swell from a East direction (forecast issued at 07:00pm May 19). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 6.5ft (2.0m) | 7s |
| Afternoon (20 May) | 7.5ft (2.3m) | 8s |
| Evening (20 May) | 8ft (2.5m) | 8s |
Table - waves today at J-Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Thu night. Warm (max 22°C on Thu afternoon, min 16°C on Wed night). Winds decreasing (fresh winds from the E on Wed afternoon, calm by Thu night). | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SE 8 | ESE 7 | SW 13 | E 7 | SW 13 | ESE 7 | E 7 | ESE 8 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | |
585 | 528 | 374 | 320 | 241 | 412 | 254 | 576 | 689 | 707 | 770 | 728 | 706 | 612 | 507 | 597 | 478 | 421 | 259 | 227 | 233 | 198 | 164 | 111 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-off | off | glassy | cross-off | off | cross-off | cross-off | |
High Tide | 5:35PM1.54m | 5:52AM1.52m | 6:26PM1.46m | 6:43AM1.37m | 7:25PM1.37m | 7:44AM1.23m | ||||||||||||||||||
Low Tide | 11:41PM0.23m | 12:08PM0.20m | 00:36AM0.35m | 1:00PM0.31m | 1:41AM0.47m | |||||||||||||||||||
 |  |  | | |  | | | |  | | | |  | | |  |  | | | | | | | |
 | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — |
 | 5:23 | — | — | — | — | — | — | — | 5:23 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | 5:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | 2 | 2 | 3 | — | — | — | — | |
Temp °C | 18 | 18 | 18 | 18 | 18 | 17 | 20 | 21 | 20 | 18 | 17 | 16 | 16 | 17 | 19 | 22 | 22 | 20 | 18 | 17 | 16 | 16 | 18 | 20 |
14 | 15 | 15 | 15 | 17 | 16 | 17 | 17 | 17 | 15 | 15 | 15 | 16 | 17 | 19 | 22 | 22 | 19 | 17 | 18 | 16 | 16 | 17 | 19 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SSE 8 | SSE 8 | SE 8 | SW 13 | SE 8 | SW 12 | SW 12 | S 12 | WSW 12 | SW 12 | SSW 14 | SSW 14 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
 kJ | 473 | 431 | 204 | 178 | 204 | 273 | 204 | 154 | 149 | 98 | 94 | 69 | 113 | 125 | 507 | 391 | 341 | 302 | 259 | 227 | 233 | 198 | 164 | 111 |
Swell 2 Height (m) Direction Period (s) | SSE 13 | SSE 13 | SW 13 | SW 13 | SW 13 | SSE 12 | SW 13 | SSE 12 | SSE 12 | WSW 12 | SSW 15 | SSW 14 | WSW 12 | WSW 11 | SSW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 |
| kJ | 118 | 147 | 374 | 320 | 241 | 131 | 230 | 56 | 55 | 96 | 84 | 82 | 56 | 49 | 158 | 140 | 175 | 170 | 146 | 141 | 139 | 112 | 108 | 104 |
Swell 3 Height (m) Direction Period (s) | — | — | SSE 13 | SSE 12 | SSE 12 | SSW 10 | SSE 12 | SSW 9 | SSW 16 | SSW 15 | SSE 11 | SSE 11 | SE 11 | SSW 9 | SW 11 | S 8 | S 13 | S 13 | S 12 | S 12 | S 11 | S 11 | S 10 | S 10 |
| kJ | — | — | 140 | 138 | 136 | 9 | 96 | 16 | 50 | 45 | 48 | 47 | 30 | 15 | 30 | 13 | 14 | 30 | 46 | 43 | 57 | 55 | 51 | 49 |
Wind waves Height (m) Direction Period (s) | SE 8 | ESE 7 | E 7 | E 7 | E 7 | ESE 7 | E 7 | ESE 8 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — | E 8 | E 8 | E 8 | WNW 3 | W 4 | W 4 | W 4 | W 4 | WSW 4 |
| kJ | 585 | 528 | 280 | 312 | 219 | 412 | 254 | 576 | 689 | 707 | 770 | 728 | 706 | 612 | — | 597 | 478 | 421 | 2 | 6 | 4 | 7 | 12 | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 197 | 427 | 197 | 197 | 197 | 197 | 197 | 197 | 197 | 140 | 140 | 140 | 31 | 31 | 31 | 70 | 3 | 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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