
Surf Forecasts:
Raglan-Manu Bay surf forecast from 11 Sep 2026:
- Best quality surf: Tuesday 15 Sep, 6AM (local time) - 6ft (1.8m), 15s period, WSW swell with cross-offshore winds.
- Most powerful swell: Saturday 12 Sep, 12PM (local time) - 13ft (4.0m), 16s period, WSW swell with 7,902 kJ wave energy.
- Next surfable swell (1★+): Tuesday 15 Sep, 6AM (local time) - 6ft (1.8m), 15s period with WSW swell.
Best Forecast Surf Conditions for Raglan-Manu Bay this week:
The surf forecast for Raglan-Manu Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 15) at 6AM. The primary swell is predicted to be 1.8m and 15s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Raglan-Manu Bay in the next 16 days are 4.0m 16s and forecast to arrive on Saturday (Sep 12) at 12PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 8s period and expected on Saturday (Sep 19) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Tue 15th Sep) | 6ft (1.8m) 15s |
| Best Surf | 6AM (Tue 15th Sep) | 6ft (1.8m) 15s |
| Most Powerful | 12PM (Sat 12th Sep) | 13ft (4.0m) 16s |
Table - best surf conditions forecast for Raglan-Manu Bay over the next 16 days.
The Lowdown
Righto, Rusty here. Let’s have a look at what’s cookin’ for Raglan over the next couple of weeks. We’ve got one spot that’s been singled out, so we’ll keep it tight.
We’re starting off on Saturday the 12th of September, and it’s a bit of a rough start. There’s a big, beefy 13ft WSW groundswell rolling in with a 16-second period, and the combined energy is a hefty 7856 – proper strong. But the wind is a fresh cross-shore at 22 mph, which is just going to chop it up and make it lumpy. It’s poor conditions for paddling, honestly. This continues into Sunday and Monday, with the wind staying cross or cross-off, and the swell slowly dropping from 12ft to 8ft. The energy is still very strong, between 6582 and 2948, but the clean windows are small. Monday morning is the first time we see “clean” conditions, with a gentle cross-off breeze on an 8ft swell, but the score is still only a 3, so it’s marginal.
The middle of the week (Tuesday 15th to Thursday 17th) sees the swell drop further to around 3ft to 6ft, with energy falling into the hundreds to low thousands. Winds are light to gentle but often cross or onshore, so the surf is small and bumpy. Not worth getting wet for.
Now, here’s where it gets interesting. Friday the 18th of September morning is a real standout. We’ve got a clean 5ft groundswell from the WSW with a 16-second period, and a gentle cross-off breeze from the south. The conditions are described as excellent for experienced surfers, and the energy is a moderate 1830. The wave direction is a solid SW, matching up with the optimum. This is the pick of the run so far for a clean, well-shaped wave. Raglan-Manu Bay is a point break and fairly exposed, so this long-period swell should set up well. Remember, it’s advanced territory with 5ft faces, and it can get crowded sometimes.
We get another nice morning on Sunday the 20th of September. The wind swings to a gentle offshore from the SE, the swell is 10ft from the WSW with a shorter 9-second period, energy is 1721. It’s clean but that shorter period means it might be a bit fat and less defined, though still fine for experienced surfers.
Then, mark your calendar for Monday the 21st of September morning. It’s glassy – zero wind – and the swell is 8ft from the WSW with a 15-second period. Energy is 2322, and conditions are described as excellent for experienced surfers. This is another absolute beauty. The glassy conditions will make it smooth as silk.
After that, the forecast gets a bit more mixed. We see some promising signs on the 22nd and 23rd of September. Tuesday the 22nd has a clean 8ft swell with a gentle offshore, but the period drops to 11 seconds. Wednesday the 23rd morning brings a solid 10ft, 17-second groundswell with a clean cross-off breeze and energy of 4290 – very strong. But the wind picks up to a fresh 19 mph in the afternoon, ruining it. Thursday the 24th is another clean morning with 8ft from the WSW and a 16-second period.
After that, from the 25th of September through to the 27th, the swell eases back to 5ft to 6ft, and the winds are mostly onshore or cross, so the quality drops off.
Overall, the standout sessions are clear: Friday the 18th morning and Monday the 21st morning are your gems. Both have clean, offshore or glassy winds, moderate to strong groundswell of 8ft and 5ft, and excellent conditions. The wave direction matches up perfectly for the point. It’s going to get busy at Manu Bay, especially on those days, but it’s worth it.
There’s a bit of a dry spell from the 12th to the 17th of September with poor conditions, so don’t bother until Friday.
Rusty.
Short Range ForecastMostly dry. Very mild (max 14°C on Sun afternoon, min 11°C on Sat afternoon). Winds decreasing (strong winds from the SW on Fri night, light winds from the SSW by Mon morning). | Days 5-7 Weather SummaryMostly dry. Very mild (max 16°C on Thu morning, min 11°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||
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 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 17 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | W 11 | WSW 15 | WSW 14 |
Wave Graph | |||||||||||||||||||
7019 | 7856 | 7396 | 6150 | 6582 | 5583 | 3800 | 2948 | 2348 | 1776 | 1413 | 1145 | 811 | 506 | 219 | 418 | 734 | 784 | 988 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross-on | cross-on | cross-on | on | cross | on | cross-off |
High Tide | 10:25PM3.13m | 10:46AM3.02m | 11:03PM3.11m | 11:23AM3.01m | 11:39PM3.02m | 11:58AM2.94m | 00:13AM2.89m | 12:32PM2.83m | 00:47AM2.73m | 1:07PM2.69m | 1:23AM2.55m | 1:46PM2.53m | 2:07AM2.37m | ||||||
Low Tide | 4:38AM0.02m | 4:55PM0.04m | 5:17AM0.03m | 5:33PM0.11m | 5:54AM0.10m | 6:09PM0.23m | 6:30AM0.22m | 6:46PM0.40m | 7:06AM0.38m | 7:25PM0.59m | 7:43AM0.57m | 8:09PM0.78m | |||||||
— | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — | 6:20 | — | — | 6:20 | — | — | 6:18 | — | — | |
— | — | 6:07 | — | — | 6:08 | — | — | 6:08 | — | — | 6:09 | — | — | 6:10 | — | — | 6:12 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 12 | 13 | 14 | 12 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 16 | 16 | 13 |
Feels °C | 7 | 5 | 6 | 5 | 6 | 9 | 8 | 9 | 8 | 9 | 10 | 10 | 11 | 11 | 10 | 11 | 14 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | W 11 | WNW 9 | WSW 14 |
— | — | — | — | — | — | 3800 | 2948 | 2348 | 1776 | 1413 | 1145 | 811 | 506 | 219 | 418 | 734 | 348 | 988 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 6 | — | W 16 | WSW 15 | WNW 8 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 31 | — | 139 | 784 | 211 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 17 | — | — | — | — | — | — | — | — | — | — | — | — | — |
7019 | 7856 | 7396 | 6150 | 6582 | 5583 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 179 | 141 | 110 | 108 | 179 | 236 | 140 | 56 | 228 | 140 | 140 | 236 | 143 | 228 | 293 | 90 | 90 | 90 | 0 |
Best forecast wave conditions in Raglan and West Waikato | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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Information about the Raglan-Manu Bay Surf forecast
The above surf forecast table for Raglan-Manu Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Raglan-Manu Bay can be found by selecting the local surf guide option on the grey menu. Our Raglan-Manu Bay 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 (Raglan-Manu Bay) 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 Raglan-Manu Bay 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.
Raglan-Manu Bay is 42 km (26 miles) from Hamilton. If you plan a holiday in Raglan and West Waikato, look for hotels and other accommodation in Hamilton. Hamilton has rooms for a wide range of budgets as well as car hire and transport links.










