Blacks Beach Surf Break

Lat Long: 32.91° N 117.26° W

Blacks Beach Surf Forecast and Surf Report

Issued: 10 am 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Blacks Beach sea temperature is
24.6° C
4.8° 

Blacks Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Blacks Beach surf forecast from 6 Aug 2026:

  • Best quality surf: Saturday 8 Aug, 5AM (local time) - 3ft (0.9m), 18s period, SSW swell with glassy winds.
  • Most powerful swell: Saturday 8 Aug, 11PM (local time) - 3.5ft (1.0m), 16s period, SSW swell with 487 kJ wave energy.
  • Next surfable swell (1★+): Thursday 6 Aug, 8AM (local time) - 2ft (0.6m), 13s period with SW swell.

Best Forecast Surf Conditions for Blacks Beach this week:

The surf forecast for Blacks Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 06) at 8AM. The primary swell is predicted to be 0.6m and 13s period with a secondary swell of 0.3m and 4s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Blacks Beach in the next 16 days are 1.0m 16s and forecast to arrive on Saturday (Aug 08) at 11PM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Thu 6th Aug)2ft (0.6m) 13s
Best Surf 5AM (Sat 8th Aug)3ft (0.9m) 18s
Most Powerful11PM (Sat 8th Aug)3.5ft (1.0m) 16s

Table - best surf conditions forecast for Blacks Beach over the next 16 days.


The Lowdown

Alright folks, Rusty here. Gonna level with you – the next couple of weeks on the North Shore of Oahu are a real mixed bag. We've got some size, but the quality and the conditions are a battle. Let's break it down.

First up, the spot on the menu is Blacks Beach. The water's sitting at a balmy 76°, which is much warmer than normal for this time of year – that's a solid 9° above average, so you can definitely leave the 4/3 at home.

Right out of the gate, it's a tough start. Wednesday the 5th and Thursday the 6th are a write-off – we're talking tiny, weak 2ft swells with poor conditions. Don't even bother paddling out. The combined energy is weak to moderate at best (168 to 227).

Friday the 7th morning shows a tiny flicker of hope. That 2ft swell from the SSW has some serious length to it at 19 seconds, but the reports are calling it marginal at best. The energy is ramping up (500), but the conditions just aren't there to make it work.

Honestly, the whole first week is a struggle. The swell barely gets over 3ft, and while the wind is often light and offshore, the wave quality is just not cooperating. There's a lot of "poor surf conditions" in the notes. It’s a frustrating wait.

We finally start to see something build around the 14th of August. Friday the 14th has a 3ft SSW groundswell with an 18-second period and clean offshore winds in the morning. The energy is getting solid (640). It's still marginal, but it's the first real glimmer of a session.

The standout window looks to be Saturday the 15th of August. The swell bumps up to a clean 4ft from the SSW, with a solid 16-second period. The wind holds offshore all day from the WNW at a light 9 mph. That's the best combo we've seen. The wave energy is pumping hard (770). For Blacks, that’s a legit groundswell, so it’ll be offering up some nice lines. Head there early to beat the crowds, as it can get busy.

That's as good as it gets, sadly. After Sunday the 16th, the surf drops back into the 2ft to 3ft range for the rest of the outlook, with the wind turning more cross-on and choppy. The energy stays moderate (285 to 608), but the quality just isn't there for a standout session.

So there you have it. A long, slow start with one proper window of opportunity on the 15th of August. If you can wait, that's your day.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 24°C on Fri morning, min 20°C on Wed morning). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 24°C on Sat morning, min 22°C on Sat morning). Wind will be generally light.

Wednesday
5
Thursday
6
Friday
7
Saturday
8
Sunday
9
Monday
10
Tuesday
11
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
2
1
0
2
0
1
3
0
0
2
0
0
2
0
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.6
SW
13
0.6
SW
13
0.6
SW
13
0.7
SSW
19
0.6
SSW
19
0.9
SSW
18
0.8
SSW
17
0.9
SSW
16
1
SSW
16
0.9
SSW
15
0.9
SSW
15
0.9
SSW
14
0.8
SSW
13
0.5
SW
20
0.5
SW
19
0.6
SSW
13
0.7
SW
18
0.7
SW
18
Wave Graph
Metric surfscale
Energy kJ
128
125
158
111
140
126
329
241
438
336
366
481
309
305
297
204
186
184
129
319
316
Wind (km/h)
10
W
15
W
10
WNW
10
WSW
10
W
5
WNW
10
WSW
15
W
5
WNW
15
W
15
WNW
5
W
10
SW
10
W
5
SW
15
SSW
10
WSW
5
W
10
SW
10
SW
5
WSW
Wind State
on
on
cross-on
on
on
glassy
on
on
cross-on
on
on
glassy
cross-on
on
glassy
cross-on
cross-on
glassy
cross-on
cross-on
glassy
High Tide
2:32PM1.58m
4:22AM0.83m
3:38PM1.65m
6:54AM0.89m
4:52PM1.74m
7:58AM1.00m
6:02PM1.87m
8:35AM1.11m
7:03PM1.99m
9:08AM1.21m
7:56PM2.09m
9:39AM1.30m
8:45PM2.12m
Low Tide
10:17PM0.39m
8:01AM0.72m
11:49PM0.20m
9:25AM0.85m
00:56AM-0.00m
11:16AM0.88m
1:47AM-0.18m
12:36PM0.81m
2:32AM-0.30m
1:37PM0.69m
3:12AM-0.36m
2:30PM0.57m
3:50AM-0.36m
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:05
6:05
6:07
6:07
6:07
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:44
7:43
7:42
7:40
7:39
7:38
7:37
 mm
Temp °C
21
22
21
22
22
21
24
23
22
24
24
23
24
24
22
24
24
22
24
24
22
Feels °C
22
22
22
22
22
22
24
22
22
24
23
24
24
24
23
24
23
23
24
23
23
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Blacks Beach Surf forecast

The above surf forecast table for Blacks Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Blacks Beach can be found by selecting the local surf guide option on the grey menu. Our Blacks Beach 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 (Blacks Beach) 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 Blacks Beach 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.

Blacks Beach is 13 km (8 miles) from the city of San Diego. If you plan a vacation in San Diego County, look for hotels and other accommodation in San Diego. San Diego has rooms for a wide range of budgets as well as car hire and transport links.

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