Tennis Courts Surf Break

Lat Long: 21.29° N 157.86° W

Tennis Courts Surf Forecast and Surf Report

Issued: 1 pm 08 Jul 2026 (local time)

Forecast update in  hr  min

Today's Tennis Courts sea temperature is
26.4° C
0.4° 

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


Tennis Courts surf forecast from 9 Jul 2026:

  • Most powerful swell: Sunday 12 Jul, 8PM (local time) - 8ft (2.4m), 8s period, ENE swell with 654 kJ wave energy.

Best Forecast Surf Conditions for Tennis Courts this week:

The most powerful waves expected at Tennis Courts in the next 16 days are 2.4m 8s and forecast to arrive on Sunday (Jul 12) at 8PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 15s period and expected on Wednesday (Jul 15) at 2AM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 8PM (Sun 12th Jul)8ft (2.4m) 8s

Table - best surf conditions forecast for Tennis Courts over the next 16 days.


Alright folks, Rusty here. Let’s get straight into it. The next 16 days are a bit of a mixed bag. We’ve got a long stretch of onshore wind and messy, short-period swell, but there’s a glimmer of something much better if you’re willing to wait.

The forecast kicks off on Wednesday, 8th July, but honestly, don’t get too excited. The only spot in the frame is Tennis Courts – an advanced reef break. Through the first week and a half, the trade winds are hammering in from the ENE at 25 mph, a stiff cross-off breeze that’s going to make conditions pretty average. The swell is coming from the same direction – ENE – with a short, weak period of just 7 to 8 seconds. That’s windswell, not groundswell, so the waves will be a bit lumpy and lack punch. The size hovers around 6 ft to 8 ft, but the combined energy is mostly moderate, reading between 400 and 800 (weak to moderate energy). It’s paddleable, but it’s not pretty. The water temperature is sitting at 80°, which is about normal for this time of year, so no surprises there.

Things get a little more interesting for the weekend of the 18th and 19th July. On Saturday the 18th, the swell pushes up a notch. The afternoon sees a solid 10 ft of ENE swell at 9 seconds, with the combined energy jumping to a strong 1511. That’s a lot of juice, but the wind is still a cross-off from the ENE at 25 mph. At 10 ft, this is strictly for advanced crew only – it’s going to be a beatdown. The Sunday following is similar, with 8 ft waves, but still messy.

Then, hold onto your board, because the real highlight shows up on Monday 21st July. The swell swings around to the east, and the period jumps to a glorious 18 seconds. That’s pure, long-period groundswell. The height drops to 3 ft, but the energy readings are still strong (around 1012 on Tuesday afternoon). This is where Tennis Courts will shine. A long-interval groundswell from the east, with a moderate 16 mph NE wind, makes for a much cleaner, more lined-up wave. The break is a reef, so it will handle this long-period energy beautifully. The combined energy is moderate to strong, and the quality is there. This is the standout window. The 22nd also has some nice 4 ft, 15-second E swell, but the wind picks up a bit again.

The last few days of the month (23rd, 24th) drop back down to weak, poor conditions.

So, to sum it up: the first two weeks are a write-off for clean, quality surf. The best bet is the period from the 21st to the 22nd of July. That’s your window for a proper, long-period groundswell at Tennis Courts. It’s a reef break that’s fairly consistent, but crowds are possible, so get in early. The 18th weekend is big and powerful, but only for the hardcore, as the wind won’t be doing you any favours.

Stay keen, and keep an eye on that 21st.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 26°C on Wed afternoon, min 24°C on Wed night). Mainly strong winds.

Days 5-7 Weather Summary

Mostly dry. Warm (max 25°C on Sat afternoon, min 24°C on Sat night). Mainly fresh winds.

Wed
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
Rating
(10 max)
0
1
1
0
0
0
0
1
1
1
1
0
1
1
1
1
1
1
0
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
ENE
7
2.2
ENE
8
1.8
ENE
8
1.8
ENE
8
1.9
ENE
7
1.9
ENE
7
1.8
ENE
7
2
ENE
7
2.1
ENE
7
1.9
ENE
7
1.9
ENE
7
2.1
ENE
7
2.4
ENE
7
2.2
ENE
8
1.8
ENE
8
1.7
ENE
8
1.8
ENE
7
1.6
ENE
7
1.7
ENE
7
1.9
ENE
7
2.1
ENE
7
Wave Graph
Metric surfscale
Energy kJ
440
539
393
373
400
379
325
381
444
387
369
456
637
525
393
345
349
280
294
369
432
Wind (km/h)
40
ENE
35
ENE
35
ENE
40
ENE
35
ENE
30
ENE
35
ENE
35
ENE
35
ENE
35
ENE
30
ENE
40
ENE
40
ENE
35
ENE
30
ENE
30
ENE
30
ENE
35
ENE
35
ENE
25
ENE
35
ENE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
10:00PM0.26m
12:45PM0.61m
11:18PM0.20m
1:36PM0.69m
00:40AM0.17m
2:24PM0.76m
1:50AM0.16m
3:11PM0.80m
2:52AM0.17m
3:56PM0.82m
3:49AM0.19m
4:39PM0.80m
4:45AM0.22m
Low Tide
6:43PM0.23m
4:48AM-0.04m
8:17PM0.17m
5:36AM-0.06m
9:18PM0.12m
6:28AM-0.08m
10:04PM0.07m
7:21AM-0.09m
10:45PM0.04m
8:13AM-0.09m
11:23PM0.02m
9:06AM-0.08m
11:59PM0.01m
9:57AM-0.04m
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:56
5:56
5:56
5:56
5:56
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:16
7:16
7:16
7:16
7:16
7:15
7:15
7:15
 mm
Temp °C
26
24
25
26
24
25
26
25
25
25
24
25
25
24
25
25
24
25
26
25
26
Feels °C
22
21
23
23
21
23
24
23
23
23
22
22
21
21
22
21
22
22
23
23
24
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
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Information about the Tennis Courts Surf forecast

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

Tennis Courts is 4 km (2 miles) from Honolulu. If you plan a vacation in Oahu, look for hotels and other accommodation in Honolulu. Honolulu has rooms for a wide range of budgets as well as car hire and transport links.

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