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Riversdale Surf Forecast
/ Wairarapa (36 surf breaks) /
Surf Forecasts:
Riversdale surfForecast / Wairarapa / New Zealand
16 Day Weather and Surf, issued 5 pm Wednesday 20 May 2026 NZSTForecast update in hr min s Forecast update imminent
Riversdale surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Riversdale sea temperature is
13.3° C
(Which is 1.2°C colder than average for this time of year)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 Friday (May 22) at 12PM. The primary swell is predicted to be 0.4m and 10s period with a secondary swell of 0.5m and 5s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Riversdale in the next 16 days are 1.9m 18s and forecast to arrive on Monday (May 25) at 12AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Friday (May 22) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Fri 22nd May) | 1.5ft (0.4m) 10s |
| Best Surf | 9PM (Mon 25th May) | 5ft (1.6m) 13s |
| Most Powerful | 12AM (Mon 25th May) | 6ft (1.9m) 18s |
Table - best surf conditions forecast for Riversdale over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Wed afternoon, min 10°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummarySome drizzle, heaviest during Sat night. Very mild (max 17°C on Tue morning, min 11°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
SSE 9 | ENE 5 | ENE 5 | S 13 | S 11 | SSE 10 | SSE 10 | SSW 13 | SSW 12 | SSW 12 | SSW 14 | SSW 15 | SSW 14 | S 18 | S 15 | S 14 | S 13 | S 12 | S 12 | S 11 | SSW 16 | |
26 | 14 | 11 | 13 | 22 | 20 | 31 | 64 | 220 | 158 | 108 | 795 | 862 | 2222 | 1528 | 1178 | 782 | 501 | 413 | 198 | 98 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | off | cross-off | glassy | cross-off | off | cross | on | on | cross-on | cross | cross | cross | cross-off | cross-off | cross | cross | cross | |
High Tide | 8:14PM1.71m | 8:44AM1.51m | 9:11PM1.68m | 9:41AM1.48m | 10:09PM1.63m | 10:39AM1.45m | 11:05PM1.57m | 11:36AM1.41m | 00:01AM1.50m | 12:32PM1.38m | 00:54AM1.44m | 1:25PM1.36m | 1:46AM1.38m | ||||||||
Low Tide | 2:40AM-0.02m | 2:55PM0.01m | 3:37AM-0.00m | 3:52PM0.03m | 4:34AM0.03m | 4:49PM0.07m | 5:29AM0.06m | 5:46PM0.12m | 6:23AM0.10m | 6:41PM0.16m | 7:14AM0.15m | 7:35PM0.21m | 8:03AM0.18m | ||||||||
 |  | | |  |  | | | | |  | | | | | | |  |  |  |  | |
 | — | — | 7:20 | — | — | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:24 | — | — | 7:26 | — | — | 7:26 |
 | 5:02 | — | — | 5:01 | — | — | 5:00 | — | — | 5:00 | — | — | 5:00 | — | — | 4:59 | — | — | 4:58 | — | 4:58 |
— | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 6 | 18 | |
Temp °C | 16 | 11 | 15 | 16 | 13 | 14 | 15 | 13 | 15 | 14 | 14 | 13 | 13 | 12 | 15 | 16 | 13 | 17 | 17 | 13 | 15 |
13 | 8 | 11 | 13 | 12 | 13 | 15 | 11 | 13 | 11 | 12 | 10 | 10 | 9 | 12 | 13 | 11 | 14 | 14 | 11 | 13 | |
Swell 1 Height (m) Direction Period (s) | SSE 9 | ENE 5 | ENE 5 | NE 6 | NE 5 | SSE 10 | S 5 | SSW 13 | SSW 12 | SSW 12 | SSW 10 | SSW 15 | SSW 14 | S 18 | S 15 | S 14 | S 13 | S 12 | S 12 | S 11 | ENE 10 |
 kJ | 26 | 14 | 11 | 8 | 7 | 20 | 18 | 64 | 220 | 158 | 82 | 795 | 862 | 2222 | 1528 | 1178 | 782 | 501 | 413 | 198 | 52 |
Swell 2 Height (m) Direction Period (s) | ENE 4 | SSE 8 | SSE 10 | SSE 10 | S 11 | NE 6 | SSE 10 | SSW 7 | NE 10 | NE 12 | NE 10 | NE 12 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | NE 10 | ENE 10 | NE 10 | ENE 10 | S 10 |
| kJ | 4 | 7 | 9 | 10 | 22 | 8 | 31 | 18 | 25 | 65 | 52 | 144 | 234 | 196 | 141 | 133 | 104 | 127 | 102 | 64 | 80 |
Swell 3 Height (m) Direction Period (s) | ENE 9 | ENE 8 | NE 9 | S 13 | E 12 | S 16 | NE 6 | SSE 4 | ENE 13 | SE 12 | SSW 14 | SSE 12 | — | — | — | — | ENE 5 | SSW 13 | SSW 12 | SSW 12 | SSW 16 |
| kJ | 8 | 7 | 3 | 13 | 3 | 5 | 5 | 4 | 16 | 5 | 108 | 14 | — | — | — | — | 17 | 69 | 29 | 85 | 98 |
Wind waves Height (m) Direction Period (s) | NE 4 | — | — | NNW 2 | NNW 2 | SW 4 | — | NNE 5 | — | SW 3 | SSE 4 | ESE 4 | — | ENE 4 | NE 4 | NE 4 | — | — | NE 6 | NE 4 | NE 6 |
| kJ | 11 | — | — | 1 | 1 | 3 | — | 11 | — | 2 | 11 | 12 | — | 5 | 8 | 9 | — | — | 24 | 7 | 29 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 4 | 168 | 236 | 236 | 106 | 63 | 0 | 0 | 0 | 162 | 80 | 64 | 82 | 64 | 53 | 63 | 0 | 0 | 4 | 53 | 53 |
Best forecast wave conditions in The Wairarapa | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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 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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