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Nanakuli Blackrocks surf Forecast / HAW – Oahu / USA
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Best Forecast Surf Conditions for Nanakuli Blackrocks this week:
The surf forecast for Nanakuli Blackrocks over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (May 10) at 8PM. The primary swell is predicted to be 0.9m and 15s period with a secondary swell of 0.9m and 10s. The wind is predicted to be onshore as the swell arrives.
The most powerful waves expected at Nanakuli Blackrocks in the next 12 days are 1.2m 16s and forecast to arrive on Friday (May 17) at 5PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 7s period and expected on Sunday (May 12) at 11PM.
Wave Type | Time (HST) & Date | Wave Height & Period |
---|---|---|
Next good surf (1 star+) | 8PM (Fri 10th May) | 3ft (0.9m) 15s |
Best Surf | 11PM (Wed 15th May) | 2.5ft (0.8m) 20s |
Most Powerful | 5PM (Fri 17th May) | 4ft (1.2m) 16s |
Table - best surf conditions forecast for Nanakuli Blackrocks over the next 12 days.
Fri 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wed 22 | ||||||||||||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||||||||||||||
Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
Period(s) (?) | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 16 | 14 | 13 | 12 | 12 | 18 | 15 | 16 | 20 | 19 | 18 | 18 | 17 | 16 | 16 | 15 | 16 | 15 | 19 | 18 | 17 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 13 |
Wave (?)Graph | ||||||||||||||||||||||||||||||||||||
Energy (?) | 314 | 322 | 314 | 305 | 301 | 213 | 204 | 223 | 352 | 304 | 283 | 174 | 240 | 242 | 359 | 424 | 539 | 442 | 448 | 632 | 452 | 768 | 234 | 644 | 500 | 467 | 504 | 742 | 522 | 484 | 360 | 346 | 187 | 126 | 125 | 126 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross | cross- off | off | cross- off | cross- off | off | cross | cross | cross- off | cross | cross- on | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | glass | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross | glass | glass | glass | cross- off | glass |
High Tide / height (m) | 6:04PM 0.75 | 5:14AM 0.20 | 6:53PM 0.70 | 6:14AM 0.18 | 7:46PM 0.65 | 8:13AM 0.18 | 8:41PM 0.60 | 11:00AM 0.22 | 9:36PM 0.56 | 12:14PM 0.28 | 10:28PM 0.53 | 12:48PM 0.36 | 11:14PM 0.49 | 1:16PM 0.43 | 11:55PM 0.45 | 1:43PM 0.51 | 12:34AM 0.41 | 2:11PM 0.58 | 1:11AM 0.37 | 2:40PM 0.64 | 1:47AM 0.33 | |||||||||||||||
Low Tide / height (m) | 2:16AM 0.17 | 10:34AM 0.06 | 3:36AM 0.17 | 11:07AM 0.11 | 4:45AM 0.16 | 11:43AM 0.16 | 5:23AM 12:43PM 0.15 0.22 | 5:49AM 0.14 | 2:57PM 0.27 | 6:09AM 0.12 | 5:00PM 0.29 | 6:27AM 0.11 | 6:29PM 0.29 | 6:44AM 0.10 | 7:38PM 0.27 | 7:02AM 0.08 | 8:37PM 0.25 | 7:22AM 0.07 | 9:29PM 0.22 | 7:44AM 0.05 | ||||||||||||||||
Fri 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wed 22 | ||||||||||||||||||||||||
Sunrise | - | - | 5:54 | - | - | 5:54 | - | - | 5:54 | - | - | 5:54 | - | - | 5:52 | - | - | 5:52 | - | - | 5:52 | - | - | 5:52 | - | - | 5:52 | - | - | 5:52 | - | - | 5:50 | - | - | 5:50 |
Sunset | 7:00 | - | - | 7:01 | - | - | 7:01 | - | - | 7:02 | - | - | 7:02 | - | - | 7:04 | - | - | 7:04 | - | - | 7:04 | - | - | 7:05 | - | - | 7:05 | - | - | 7:06 | - | - | 7:06 | - | - |
Rain (mm) | 2 | 1 | 2 | 3 | 1 | - | 4 | 2 | - | 2 | 1 | - | 2 | 6 | 2 | 7 | 2 | - | - | - | - | - | 1 | 1 | 1 | 5 | 3 | 4 | 1 | 1 | 6 | 13 | 1 | 1 | 2 | 1 |
Temp. °C | 24 | 23 | 24 | 24 | 24 | 25 | 25 | 24 | 25 | 25 | 24 | 25 | 25 | 24 | 25 | 25 | 24 | 24 | 25 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 23 | 23 | 24 | 23 | 22 | 23 | 23 | 23 | 23 |
Feels °C (?) | 23 | 23 | 24 | 23 | 25 | 26 | 25 | 25 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 25 | 26 | 28 | 28 | 27 | 27 | 27 | 26 | 27 | 26 | 26 | 26 | 25 | 25 | 27 | 26 | 27 | 26 |
Short Range Forecast: Moderate rain (total 15mm), heaviest on Sun afternoon. Warm (max 25°C on Sun morning, min 22°C on Fri night). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 22mm), heaviest during Wed afternoon. Warm (max 25°C on Mon afternoon, min 23°C on Tue night). Wind will be generally light. | Days 6-9 Weather Summary Moderate rain (total 11mm), heaviest on Sat night. Warm (max 25°C on Thu afternoon, min 23°C on Sat night). Wind will be generally light. | Long Range Forecast: Heavy rain (total 31mm), heaviest during Mon night. Warm (max 24°C on Mon morning, min 21°C on Mon night). Wind will be generally light. |
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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 Nanakuli Blackrocks 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.
View detailed surf forecast for Nanakuli Blackrocks at:
surf-forecast.com
Information about the Nanakuli Blackrocks Surf forecast
The above surf forecast table for Nanakuli Blackrocks provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Nanakuli Blackrocks can be found by selecting the local surf guide option on the grey menu. Our Nanakuli Blackrocks 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 (Nanakuli Blackrocks) 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 Nanakuli Blackrocks 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.
Nanakuli Blackrocks is 6 km (4 miles) from Makakilo City. If you plan a vacation in Oahu, look for hotels and other accommodation in Makakilo City. Makakilo City has rooms for a wide range of budgets as well as car hire and transport links.