Surf Forecasts:
Riversdale surf forecast from 1 Aug 2026:
- Best quality surf: Saturday 1 Aug, 6PM (local time) - 13ft (4.0m), 13s period, SSW swell with cross-shore winds.
- Most powerful swell: Tuesday 4 Aug, 9PM (local time) - 18ft (5.5m), 14s period, SSW swell with 10,986 kJ wave energy.
- Next surfable swell (1★+): Saturday 1 Aug, 6PM (local time) - 13ft (4.0m), 13s period with SSW swell.
Best Forecast Surf Conditions for Riversdale this week:
The surf forecast for Riversdale over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 01) at 6PM. The primary swell is predicted to be 4.0m and 13s period with a secondary swell of 3.5m and 13s. Another secondary swell of 0.7m and 14s is also forecast. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Riversdale in the next 16 days are 5.5m 14s and forecast to arrive on Tuesday (Aug 04) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Saturday (Aug 08) at 9AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Sat 1st Aug) | 13ft (4.0m) 13s |
| Best Surf | 6PM (Sat 1st Aug) | 13ft (4.0m) 13s |
| Most Powerful | 9PM (Tue 4th Aug) | 18ft (5.5m) 14s |
Table - best surf conditions forecast for Riversdale over the next 16 days.
Short Range ForecastLight rain (total 2mm), mostly falling on Mon night. Very mild (max 14°C on Mon morning, min 4°C on Sat night). Winds increasing (calm on Sun afternoon, fresh winds from the SW by Mon night). | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Tue morning. Very mild (max 10°C on Thu afternoon, min 4°C on Wed night). Winds decreasing (strong winds from the SW on Tue afternoon, calm by Thu morning). | ||||||||||||||||||||
Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | |||||||||||||||
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) | SSW 10 | S 11 | S 12 | S 11 | S 11 | SSE 11 | SSE 11 | SSW 12 | SSW 15 | S 13 | S 14 | SSW 14 | S 13 | S 12 | S 11 | SSE 11 | SSE 10 | SSE 10 | S 17 | S 16 | S 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2253 | 3157 | 2671 | 1242 | 819 | 604 | 334 | 469 | 3058 | 7137 | 10477 | 8878 | 3200 | 2214 | 1311 | 606 | 578 | 339 | 3710 | 4314 | 2097 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | off | off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross | cross-off | cross | off | off | glassy | off | off | cross | cross-off |
High Tide | 7:14PM1.40m | 7:35AM1.27m | 7:58PM1.39m | 8:20AM1.29m | 8:42PM1.38m | 9:06AM1.32m | 9:29PM1.37m | 9:54AM1.35m | 10:17PM1.37m | 10:45AM1.40m | 11:09PM1.38m | 11:38AM1.45m | 00:04AM1.39m | ||||||||
Low Tide | 12:59PM0.23m | 1:36AM0.24m | 1:45PM0.23m | 2:19AM0.23m | 2:31PM0.22m | 3:02AM0.22m | 3:19PM0.22m | 3:47AM0.20m | 4:09PM0.21m | 4:34AM0.19m | 5:01PM0.20m | 5:23AM0.17m | 5:56PM0.18m | ||||||||
 | |  |  | |  | | |  |  | | | | | | | | | | |  | |
 | 7:22 | — | — | 7:22 | — | — | 7:20 | — | — | 7:20 | — | — | 7:18 | — | — | 7:18 | — | — | 7:16 | — | — |
 | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — | — | 5:24 | — | — | 5:25 | — |
mm | — | — | — | — | — | — | — | — | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 9 | 9 | 7 | 11 | 13 | 8 | 14 | 14 | 12 | 7 | 6 | 7 | 9 | 9 | 6 | 8 | 10 | 7 | 9 | 10 | 9 |
Feels °C | 1 | 2 | 2 | 7 | 10 | 5 | 10 | 10 | 6 | -2 | -4 | -2 | 3 | 3 | 2 | 6 | 8 | 4 | 7 | 7 | 7 |
Swell 1 Height (m) Direction Period (s) | SE 16 | SE 15 | S 12 | S 11 | S 11 | SSE 11 | SSW 12 | SSW 12 | SE 11 | — | — | S 14 | S 13 | S 12 | S 11 | SSE 11 | SSE 10 | SSE 10 | S 17 | S 16 | S 14 |
| kJ | 201 | 212 | 2671 | 1242 | 819 | 604 | 334 | 469 | 29 | — | — | 6187 | 3200 | 2214 | 1311 | 606 | 578 | 339 | 3710 | 4314 | 2097 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | SE 14 | SSE 14 | SSE 13 | SSW 10 | SSE 11 | SSE 11 | NE 13 | — | — | — | — | SE 18 | SE 13 | S 11 | SSW 11 | SSW 10 | S 10 | SE 10 | SE 12 |
| kJ | 19 | 8 | 181 | 223 | 309 | 180 | 313 | 180 | 7 | — | — | — | — | 12 | 78 | 403 | 153 | 77 | 148 | 124 | 52 |
Swell 3 Height (m) Direction Period (s) | E 18 | E 12 | NE 16 | SE 14 | NE 16 | NE 15 | SSW 20 | SSW 18 | SE 15 | — | — | — | — | — | SE 16 | SE 15 | E 18 | SE 13 | SSE 9 | — | NE 15 |
| kJ | 6 | 12 | 10 | 147 | 9 | 8 | 75 | 66 | 8 | — | — | — | — | — | 90 | 34 | 6 | 111 | 113 | — | 8 |
Wind waves Height (m) Direction Period (s) | SSW 10 | S 11 | — | — | SW 10 | — | W 3 | WNW 3 | SSW 15 | S 13 | S 14 | SSW 14 | — | — | — | — | — | — | — | — | NE 4 |
| kJ | 2253 | 3157 | — | — | 510 | — | 7 | 1 | 3058 | 7137 | 10477 | 8878 | — | — | — | — | — | — | — | — | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 106 | 106 | 24 | 0 | 0 | 4 | 0 | 0 | 213 | 192 | 283 | 106 | 26 | 26 | 0 | 0 | 0 | 0 | 0 | 24 | 0 |
Best forecast wave conditions in The Wairarapa | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Riversdale 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 Riversdale Surf forecast
The above surf forecast table for Riversdale provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Riversdale can be found by selecting the local surf guide option on the grey menu. Our Riversdale 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 (Riversdale) 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 Riversdale 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.
Riversdale is 38 km (24 miles) from Masterton. If you plan a holiday in The Wairarapa, look for hotels and other accommodation in Masterton. Masterton has rooms for a wide range of budgets as well as car hire and transport links.
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