Surf Forecasts:
Black Swamp surf forecast from 12 Jul 2026:
- Best quality surf: Friday 17 Jul, 3PM (local time) - 2.5ft (0.7m), 16s period, E swell with offshore winds.
- Most powerful swell: Friday 17 Jul, 3PM (local time) - 2.5ft (0.7m), 16s period, E swell with 231 kJ wave energy.
- Next surfable swell (1★+): Tuesday 14 Jul, 3PM (local time) - 4.5ft (1.3m), 5s period with NNW swell.
Best Forecast Surf Conditions for Black Swamp this week:
The surf forecast for Black Swamp over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jul 14) at 3PM. The primary swell is predicted to be 1.3m and 5s period with a secondary swell of 0.8m and 5s. Another secondary swell of 0.2m and 10s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Black Swamp in the next 16 days are 0.7m 16s and forecast to arrive on Friday (Jul 17) at 3PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Friday (Jul 17) at 3AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Tue 14th Jul) | 4.5ft (1.3m) 5s |
| Best Surf | 3PM (Fri 17th Jul) | 2.5ft (0.7m) 16s |
| Most Powerful | 3PM (Fri 17th Jul) | 2.5ft (0.7m) 16s |
Table - best surf conditions forecast for Black Swamp over the next 16 days.
Short Range ForecastLight rain (total 6mm), mostly falling on Sun night. Very mild (max 17°C on Tue afternoon, min 11°C on Sun morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Very mild (max 16°C on Wed afternoon, min 11°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | |||||||||||||||
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) | E 9 | E 9 | E 9 | ESE 9 | N 4 | N 4 | N 5 | NNW 5 | N 5 | ESE 10 | E 11 | E 11 | E 11 | E 15 | E 18 | E 16 | E 16 | E 15 | E 15 | E 15 | E 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 83 | 83 | 42 | 15 | 14 | 28 | 56 | 91 | 9 | 9 | 22 | 20 | 9 | 17 | 155 | 183 | 231 | 225 | 167 | 167 | 104 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-off | cross-off | off | off | cross-off | off | cross-off | cross-off | cross-off | cross-on |
High Tide | 5:00PM2.13m | 5:17AM2.10m | 5:59PM2.23m | 6:17AM2.15m | 6:56PM2.32m | 7:15AM2.20m | 7:51PM2.39m | 8:10AM2.23m | 8:44PM2.43m | 9:04AM2.22m | 9:35PM2.42m | 9:57AM2.19m | 10:24PM2.36m | ||||||||
Low Tide | 10:44AM0.20m | 11:20PM0.37m | 11:44AM0.13m | 00:22AM0.29m | 12:43PM0.06m | 1:22AM0.21m | 1:40PM0.01m | 2:19AM0.14m | 2:35PM-0.01m | 3:13AM0.10m | 3:27PM0.00m | 4:05AM0.09m | 4:18PM0.06m | ||||||||
 | |  |  | |  | | |  | | |  |  | | | | | | | | | |
 | 7:31 | — | — | 7:30 | — | — | 7:30 | — | — | 7:28 | — | — | 7:28 | — | — | 7:28 | — | — | 7:28 | — | — |
 | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — | — | 5:24 | — | — | 5:24 | — | — | 5:25 | — | — | 5:27 | — |
mm | — | — | 1 | 2 | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Temp °C | 13 | 14 | 14 | 14 | 15 | 14 | 16 | 17 | 14 | 15 | 16 | 14 | 15 | 16 | 12 | 13 | 14 | 13 | 14 | 15 | 14 |
Feels °C | 11 | 11 | 10 | 11 | 11 | 11 | 13 | 15 | 13 | 13 | 15 | 14 | 14 | 13 | 10 | 10 | 11 | 10 | 12 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | ESE 9 | ESE 8 | ESE 10 | ESE 10 | N 5 | N 5 | N 5 | E 11 | N 4 | E 11 | E 15 | E 18 | E 16 | E 16 | E 15 | E 15 | E 15 | E 14 |
| kJ | 83 | 83 | 42 | 15 | 6 | 19 | 20 | 31 | 9 | 4 | 22 | 3 | 9 | 17 | 155 | 183 | 231 | 225 | 167 | 167 | 104 |
Swell 2 Height (m) Direction Period (s) | N 10 | — | NE 10 | E 5 | ESE 10 | NE 11 | NE 11 | ESE 10 | NE 4 | ESE 10 | NNE 4 | E 11 | NNE 4 | E 10 | N 4 | NE 9 | NE 9 | NNE 10 | N 8 | NNE 8 | N 8 |
| kJ | 2 | — | 4 | 4 | 10 | 5 | 5 | 9 | 3 | 9 | 2 | 20 | 2 | 8 | 2 | 3 | 3 | 9 | 5 | 7 | 5 |
Swell 3 Height (m) Direction Period (s) | N 11 | — | N 12 | E 11 | E 5 | NE 9 | — | NE 11 | ESE 10 | NE 10 | NE 10 | NNE 10 | NE 10 | E 12 | NE 9 | — | — | N 10 | NE 10 | N 10 | — |
| kJ | 2 | — | 3 | 10 | 2 | 3 | — | 5 | 9 | 4 | 4 | 10 | 4 | 11 | 3 | — | — | 2 | 4 | 2 | — |
Wind waves Height (m) Direction Period (s) | — | — | NE 4 | NNE 4 | N 4 | N 4 | N 5 | NNW 5 | — | — | — | — | — | — | SSW 3 | SSW 2 | — | WSW 2 | SW 2 | SSW 2 | SSW 2 |
| kJ | — | — | 12 | 10 | 14 | 28 | 56 | 91 | — | — | — | — | — | — | 1 | 1 | — | 1 | 1 | 1 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 11 | 76 | 76 | 28 | 365 | 76 | 76 | 0 | 35 | 78 | 35 | 47 | 35 | 35 | 0 | 0 | 0 | 0 | 0 | 0 | 86 |
Best forecast wave conditions in Northland | |||||||||||||||||||||
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 Black Swamp 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 Black Swamp Surf forecast
The above surf forecast table for Black Swamp provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Black Swamp can be found by selecting the local surf guide option on the grey menu. Our Black Swamp 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 (Black Swamp) 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 Black Swamp 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.
Black Swamp is 52 km (32 miles) from the city of Whangarei. If you plan a holiday in Northland, look for hotels and other accommodation in Whangarei. Whangarei has rooms for a wide range of budgets as well as car hire and transport links.
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