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J-Bay Surf Forecast
/ Eastern Cape (S) (37 surf breaks) /
Surf Forecasts
Beach And Reef
J-Bay surf Forecast / Eastern Cape (S) / South Africa
48hr Weather and Surf, issued 7 am Thursday 18 Apr 2024 SAST
Forecast update in hr min s 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 16.5°C (Statistics for 18 Apr 1981-2005 - mean: 21.4 °C max: 23.3 °C min: 20.0 °C)
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 16.5°C (Statistics for 18 Apr 1981-2005 - mean: 21.4 °C max: 23.3 °C min: 20.0 °C)
How big are the waves at J-Bay today?
The current surf forecast for J-Bay at 1PM is: 1.0m 15s primary swell from a Southwest direction and 0.7m 8s secondary swell from a East direction (forecast issued at 07:00am April 18). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 2.5ft (0.7m) | 16s |
| Afternoon (18 Apr) | 3.5ft (1.0m) | 15s |
| Evening (18 Apr) | 3.5ft (1.1m) | 14s |
Table - waves today at J-Bay. (Swell directed towards the surf break)
Updates in hr min s Update imminent
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 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 | 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 | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 7 | 7 | 7 | 7 | 7 | 20 | 19 | 18 | 17 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 173 | 261 | 251 | 424 | 536 | 529 | 485 | 437 | 488 | 431 | 363 | 361 | 309 | 268 | 268 | 268 | 259 | 237 | 193 | 258 | 746 | 787 | 846 | 892 | 911 | 860 | 599 | 471 | 379 | 635 | 412 | 359 | 303 | 245 | 478 | 202 | 212 | 204 | 200 | 111 | 131 | 505 | 1860 | 3481 | 4019 | 4034 | 3529 | 3258 | 2883 | 2203 | 1939 | 1826 | 1403 | 1144 | 960 | 841 | 828 | 659 | 493 | 328 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | glass | cross | cross | cross- on | on | on | cross- on | glass | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | glass | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | cross- off | cross- off |
High Tide / height (m) | 1:14PM 1.14 | 1:33AM 1.31 | 1:47PM 1.25 | 2:01AM 1.43 | 2:15PM 1.36 | 2:27AM 1.53 | 2:42PM 1.44 | 2:52AM 1.61 | 3:09PM 1.50 | 3:17AM 1.66 | 3:35PM 1.54 | 3:43AM 1.68 | 4:01PM 1.55 | 4:09AM 1.67 | ||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 7:21AM 0.57 | 7:18PM 0.50 | 7:51AM 0.45 | 7:48PM 0.39 | 8:17AM 0.33 | 8:15PM 0.30 | 8:41AM 0.23 | 8:40PM 0.23 | 9:05AM 0.16 | 9:06PM 0.17 | 9:30AM 0.10 | 9:32PM 0.15 | 9:56AM 0.08 | 9:59PM 0.15 | 10:22AM 0.09 | |||||||||||||||||||||||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | 6:45 | - | - | - | - | - | - | - | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - |
| Sunset | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:46 | - | - | - | - | - | - | - | 5:45 | - | - | - | - | - | - | - |
 |  | | | | | | | |  | | | | | | |  |  | | | | | | | | | | | | |  | | | | | |  |  | |  | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 18 | 21 | 21 | 19 | 17 | 17 | 17 | 17 | 18 | 22 | 24 | 23 | 20 | 20 | 20 | 17 | 19 | 20 | 21 | 20 | 18 | 18 | 18 | 17 | 18 | 23 | 24 | 21 | 20 | 19 | 19 | 19 | 19 | 21 | 22 | 21 | 20 | 20 | 20 | 20 | 20 | 22 | 24 | 22 | 20 | 20 | 19 | 19 | 20 | 24 | 21 | 19 | 17 | 17 | 17 | 16 | 17 | 21 | 21 |
| Feels °C (?) | 16 | 17 | 19 | 18 | 17 | 17 | 18 | 17 | 17 | 18 | 22 | 23 | 22 | 21 | 22 | 21 | 16 | 19 | 18 | 19 | 18 | 18 | 18 | 19 | 17 | 19 | 21 | 21 | 18 | 19 | 19 | 20 | 20 | 20 | 23 | 22 | 22 | 21 | 19 | 20 | 20 | 20 | 20 | 22 | 19 | 18 | 21 | 20 | 20 | 20 | 24 | 17 | 16 | 15 | 16 | 16 | 14 | 16 | 18 | 16 |
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