Surf Forecasts:
Onrus surf forecast from 2 Oct 2026:
- Best quality surf: Tuesday 6 Oct, 5PM (local time) - 11ft (3.5m), 15s period, WSW swell with cross-shore winds.
- Most powerful swell: Tuesday 6 Oct, 8PM (local time) - 11ft (3.5m), 15s period, WSW swell with 5,864 kJ wave energy.
- Next surfable swell (1★+): Friday 2 Oct, 8AM (local time) - 4.5ft (1.3m), 6s period with W swell.
Best Forecast Surf Conditions for Onrus this week:
The surf forecast for Onrus over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Oct 02) at 8AM. The primary swell is predicted to be 1.3m and 6s period with a secondary swell of 0.9m and 7s. Another secondary swell of 0.4m and 12s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Onrus in the next 16 days are 3.5m 15s and forecast to arrive on Tuesday (Oct 06) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 8s period and expected on Sunday (Oct 04) at 11PM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Fri 2nd Oct) | 4.5ft (1.3m) 6s |
| Best Surf | 5PM (Tue 6th Oct) | 11ft (3.5m) 15s |
| Most Powerful | 8PM (Tue 6th Oct) | 11ft (3.5m) 15s |
Table - best surf conditions forecast for Onrus over the next 16 days.
Short Range ForecastMostly dry. Warm (max 25°C on Sun afternoon, min 14°C on Sat night). Winds decreasing (fresh winds from the ESE on Sat afternoon, light winds from the NE by Sun night). | Days 4-6 Weather SummaryModerate rain (total 10mm), heaviest on Tue morning. Warm (max 20°C on Mon morning, min 12°C on Tue night). Winds decreasing (strong winds from the W on Tue afternoon, calm by Wed night). | ||||||||||||||||||||
Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 12 | WSW 11 | WSW 10 | SW 12 | SW 11 | SW 10 | SW 11 | SW 13 | SW 13 | SW 12 | SW 12 | WSW 13 | WSW 12 | WSW 15 | WSW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 96 | 991 | 687 | 660 | 360 | 302 | 320 | 878 | 892 | 603 | 590 | 972 | 1596 | 5071 | 5472 | 4984 | 5070 | 4509 | 3495 | 2462 | 2843 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | on | on | on | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | off |
High Tide | 7:00PM1.25m | 7:53AM1.13m | 8:33PM1.12m | 9:52AM1.11m | 10:37PM1.11m | 11:31AM1.22m | 00:02AM1.21m | 12:32PM1.37m | 00:56AM1.33m | 1:16PM1.50m | 1:38AM1.43m | 1:53PM1.61m | 2:15AM1.50m | ||||||||
Low Tide | 12:40PM0.45m | 1:28AM0.47m | 2:06PM0.58m | 3:14AM0.55m | 4:23PM0.59m | 5:07AM0.51m | 5:58PM0.47m | 6:17AM0.39m | 6:55PM0.32m | 7:05AM0.28m | 7:37PM0.19m | 7:44AM0.19m | 8:14PM0.10m | ||||||||
 |  |  | | |  |  | |  | | | |  | |  | | | | | | | |
 | 6:18 | — | — | 6:18 | — | — | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — | 6:11 | — | — | 6:11 | — | — |
 | — | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — | 6:47 | — | — | 6:49 | — | — | 6:50 | — | — | 6:51 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 17 | 16 | 15 | 15 | 17 | 16 | 20 | 25 | 20 | 20 | 20 | 15 | 14 | 15 | 14 | 15 | 16 | 13 | 16 | 17 | 15 |
Feels °C | 15 | 14 | 13 | 11 | 11 | 12 | 15 | 21 | 18 | 18 | 18 | 14 | 7 | 6 | 10 | 12 | 11 | 10 | 10 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 11 | WSW 10 | SW 12 | SW 11 | SW 10 | SW 11 | SW 13 | SW 13 | SW 12 | SW 12 | WSW 13 | SW 16 | WSW 15 | WSW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 13 |
| kJ | 96 | 991 | 687 | 660 | 360 | 302 | 320 | 878 | 892 | 603 | 590 | 972 | 1224 | 5071 | 5472 | 4984 | 5070 | 4509 | 3495 | 2462 | 2843 |
Swell 2 Height (m) Direction Period (s) | SW 11 | SE 10 | SE 10 | W 10 | W 10 | W 10 | WSW 11 | W 11 | SE 6 | SE 8 | SE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | SW 15 | WSW 15 | E 10 | ESE 10 | ESE 10 | ESE 10 |
| kJ | 18 | 4 | 4 | 125 | 96 | 96 | 93 | 57 | 20 | 11 | 10 | 7 | 48 | 48 | 31 | 1020 | 2951 | 53 | 20 | 37 | 20 |
Swell 3 Height (m) Direction Period (s) | SE 10 | ESE 10 | ESE 11 | SW 6 | — | SSE 6 | SW 14 | — | — | SW 18 | WSW 15 | — | — | — | — | ESE 10 | — | — | — | — | — |
| kJ | 4 | 9 | 38 | 33 | — | 21 | 92 | — | — | 13 | 204 | — | — | — | — | 33 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 7 | — | — | SSE 5 | SSE 6 | E 3 | ESE 7 | ESE 6 | — | WNW 3 | WSW 3 | W 4 | WSW 12 | — | — | — | ESE 10 | — | — | W 4 | — |
| kJ | 79 | — | — | 48 | 77 | 5 | 62 | 61 | — | 1 | 7 | 14 | 1596 | — | — | — | 34 | — | — | 29 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 23 | 23 | 4 | 314 | 4 | 34 | 4 | 4 | 0 | 0 | 31 | 389 | 353 | 32 | 4 | 83 | 25 | 31 | 72 | 10 |
Best forecast wave conditions in Overberg | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Onrus surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Onrus Surf forecast
The above surf forecast table for Onrus provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Onrus can be found by selecting the local surf guide option on the grey menu. Our Onrus surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Onrus) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Onrus may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Onrus is 6 km (4 miles) from Hermanus. If you plan a holiday in Overberg, look for hotels and other accommodation in Hermanus. Hermanus has rooms for a wide range of budgets as well as car hire and transport links.
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