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Jacobs Bay Surf Forecast
/ West Coast (19 surf breaks) /
Surf Forecasts:
Jacobs Bay surfForecast / West Coast / South Africa
48hr Weather and Surf, issued 1 pm Saturday 18 Apr 2026 SASTForecast update in hr min s Forecast update imminent
Jacobs Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jacobs Bay sea temperature is
16.2° C
(Which is 1.4°C colder than average for this time of year)How big are the waves at Jacobs Bay today?
The current surf forecast for Jacobs Bay at 6PM is: 2.5m 12s primary swell from a Southwest direction and 1.2m 10s secondary swell from a South direction (forecast issued at 01:00pm April 18). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 11ft (3.5m) | 12s |
| Afternoon (18 Apr) | 10ft (3.0m) | 11s |
| Evening (18 Apr) | 8ft (2.4m) | 13s |
Table - waves today at Jacobs Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 11 | 11 | 13 | 13 | 13 | 9 | 9 | 9 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3224 | 2649 | 1788 | 2039 | 1634 | 1634 | 549 | 460 | 664 | 2575 | 3400 | 4324 | 4842 | 5000 | 4870 | 5891 | 7198 | 6611 | 6156 | 5452 | 4733 | 4023 | 3502 | 3318 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | on | cross- off |
High Tide / height (m) | 3:56PM 1.60 | 4:08AM 1.70 | 4:37PM 1.55 | 4:51AM 1.61 | 5:21PM 1.46 | 5:38AM 1.47 | ||||||||||||||||||
Low Tide / height (m) | 9:47AM -0.08 | 9:57PM 0.06 | 10:26AM -0.04 | 10:39PM 0.11 | 11:09AM 0.06 | 11:25PM 0.21 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:13 | - | - | - | - | - | - | - | 7:13 |
| Sunset | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:21 | - | - | - | - | - |
 | | |  |  | |  |  | | |  | | | | |  | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 2 | 1 | 3 | 2 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 16 | 17 | 17 | 16 | 15 | 14 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 15 |
| Feels °C (?) | 12 | 12 | 13 | 13 | 13 | 13 | 10 | 10 | 9 | 9 | 8 | 6 | 5 | 7 | 9 | 11 | 11 | 12 | 12 | 13 | 14 | 15 | 14 | 13 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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