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Surf Forecasts:
Herolds Bay surfForecast / Garden Route / South Africa
48hr Weather and Surf, issued 1 am Saturday 18 Apr 2026 SASTForecast update in hr min s Forecast update imminent
Herolds Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Herolds Bay sea temperature is
20.7° C
(Which is 1.9°C warmer than normal for this time of year)How big are the waves at Herolds Bay today?
The current surf forecast for Herolds Bay at 9AM is: 0.9m 15s primary swell from a South-southwest direction (forecast issued at 01:00am April 18). An open ocean swell of 2.5m 11s is not directed at the surf break, a second open ocean swell of 3.5m 10s 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) | 3ft (0.9m) | 15s |
| Afternoon (18 Apr) | 0.5ft (0.2m) | 8s |
| Evening (18 Apr) | 0.5ft (0.2m) | 8s |
Table - waves today at Herolds Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 18 | 16 | 16 | 15 | 15 | 8 | 8 | 8 | 14 | 14 | 8 | 13 | 8 | 9 | 19 | 18 | 18 | 18 | 17 | 16 | 16 | 15 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 273 | 310 | 402 | 474 | 294 | 5 | 5 | 5 | 236 | 123 | 5 | 158 | 5 | 57 | 71 | 107 | 162 | 246 | 492 | 561 | 1093 | 1193 | 6 | 6 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | glass | cross- off | cross- off | off | cross- off | cross- off | cross- off | off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 3:53AM 2.10 | 4:16PM 1.89 | 4:30AM 2.05 | 4:54PM 1.84 | 5:10AM 1.93 | 5:35PM 1.73 | ||||||||||||||||||
Low Tide / height (m) | 9:40PM 0.00 | 10:10AM -0.08 | 10:17PM 0.02 | 10:47AM -0.02 | 10:56PM 0.10 | 11:26AM 0.10 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:56 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:04 | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - | 6:01 | - |
 |  |  |  |  |  | | | | | | | | | | |  | | | | | | | | |
Rain (mm) | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - |
| Temp. °C | 15 | 16 | 16 | 16 | 19 | 21 | 21 | 19 | 18 | 17 | 16 | 16 | 21 | 23 | 22 | 20 | 14 | 14 | 14 | 14 | 17 | 20 | 20 | 17 |
| Feels °C (?) | 12 | 9 | 11 | 13 | 15 | 17 | 19 | 18 | 17 | 15 | 13 | 13 | 16 | 16 | 15 | 14 | 6 | 8 | 7 | 8 | 9 | 14 | 15 | 13 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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