Surf Forecasts:
Onrus surf forecast from 13 Jun 2026:
- Best quality surf: Sunday 14 Jun, 5AM (local time) - 8ft (2.4m), 12s period, SSW swell with cross-offshore winds.
- Most powerful swell: Thursday 18 Jun, 11AM (local time) - 7ft (2.2m), 14s period, SW swell with 2,004 kJ wave energy.
- Next surfable swell (1★+): Sunday 14 Jun, 5AM (local time) - 8ft (2.4m), 12s period with SSW 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 Sunday (Jun 14) at 5AM. The primary swell is predicted to be 2.4m and 12s period with a secondary swell of 0.5m and 10s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Onrus in the next 16 days are 2.2m 14s and forecast to arrive on Thursday (Jun 18) at 11AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 6s period and expected on Sunday (Jun 14) at 11PM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Sun 14th Jun) | 8ft (2.4m) 12s |
| Best Surf | 5AM (Sun 14th Jun) | 8ft (2.4m) 12s |
| Most Powerful | 11AM (Thu 18th Jun) | 7ft (2.2m) 14s |
Table - best surf conditions forecast for Onrus over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 17°C on Tue afternoon, min 11°C on Tue morning). Winds increasing (calm on Mon morning, fresh winds from the ESE by Tue afternoon). | Days 5-7 Weather SummaryMostly dry. Warm (max 22°C on Fri afternoon, min 12°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 13 | SSW 12 | SW 12 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1955 | 1384 | 988 | 628 | 890 | 640 | 340 | 149 | 480 | 425 | 796 | 1011 | 1358 | 2004 | 1664 | 954 | 841 | 695 | 689 | 528 | 353 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | off | off | off | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross | cross-off | glassy |
High Tide | 2:09AM1.62m | 2:47PM1.52m | 3:00AM1.64m | 3:35PM1.57m | 3:50AM1.63m | 4:24PM1.59m | 4:39AM1.57m | 5:12PM1.57m | 5:29AM1.48m | 6:02PM1.54m | 6:19AM1.38m | 6:53PM1.48m | 7:12AM1.26m | 7:46PM1.40m | |||||||
Low Tide | 8:35AM0.05m | 8:51PM0.17m | 9:24AM0.02m | 9:43PM0.14m | 10:11AM0.03m | 10:34PM0.15m | 10:57AM0.07m | 11:26PM0.19m | 11:44AM0.14m | 00:19AM0.26m | 12:31PM0.23m | 1:15AM0.34m | 1:20PM0.33m | ||||||||
 |  |  |  | | | | | | | | | |  | | | | | | | | |
 | — | 7:47 | — | — | 7:47 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — |
 | 5:38 | — | 5:38 | — | — | 5:38 | — | — | 5:38 | — | — | 5:38 | — | — | 5:39 | — | — | 5:39 | — | — | 5:39 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 16 | 13 | 14 | 15 | 14 | 14 | 17 | 13 | 15 | 19 | 15 | 15 | 16 | 15 | 16 | 22 | 21 | 25 | 23 |
Feels °C | 11 | 11 | 10 | 9 | 13 | 13 | 10 | 9 | 12 | 8 | 10 | 15 | 12 | 12 | 13 | 11 | 12 | 21 | 18 | 23 | 20 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SW 10 | SSW 12 | SW 12 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 |
| kJ | 1955 | 1384 | 988 | 628 | 890 | 640 | 340 | 139 | 480 | 425 | 796 | 1011 | 1358 | 2004 | 1664 | 954 | 841 | 695 | 689 | 528 | 353 |
Swell 2 Height (m) Direction Period (s) | W 10 | E 12 | E 11 | E 11 | S 9 | SW 11 | SSE 7 | SSE 7 | S 9 | SW 15 | WSW 12 | WSW 12 | SW 17 | — | SSW 14 | WSW 12 | — | SW 20 | SW 18 | SW 16 | S 9 |
| kJ | 65 | 3 | 2 | 2 | 230 | 44 | 64 | 74 | 6 | 217 | 57 | 14 | 434 | — | 268 | 320 | — | 15 | 49 | 91 | 56 |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 12 | SW 11 | S 8 | SW 10 | SSW 13 | — | — | — | — | — | — | — | — | WSW 12 | SW 20 | — | SW 16 | SW 15 |
| kJ | — | — | — | 3 | 119 | 94 | 16 | 149 | — | — | — | — | — | — | — | — | 57 | 15 | — | 91 | 143 |
Wind waves Height (m) Direction Period (s) | — | — | WNW 4 | W 6 | — | — | SE 7 | E 4 | SE 7 | SE 7 | ESE 4 | SE 6 | SE 5 | SE 5 | SE 5 | SE 4 | E 4 | ESE 6 | E 6 | E 7 | — |
| kJ | — | — | 43 | 80 | — | — | 169 | 12 | 99 | 88 | 27 | 46 | 19 | 53 | 56 | 26 | 18 | 59 | 112 | 4 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 10 | 0 | 0 | 0 | 0 | 4 | 4 | 38 | 86 | 4 | 38 | 4 | 10 | 23 | 40 | 23 | 38 | 4 | 4 | 0 | 0 |
Best forecast wave conditions in Overberg | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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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