Kamakura Surf Break

Lat Long: 35.31° N 139.54° E

Kamakura Surf Forecast and Surf Report

Issued: 8 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Kamakura sea temperature is
27.2° C
0.3° 

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


Kamakura surf forecast from 18 Aug 2026:

  • Best quality surf: Saturday 22 Aug, 6AM (local time) - 1.5ft (0.5m), 10s period, SSW swell with glassy winds.
  • Most powerful swell: Tuesday 25 Aug, 3PM (local time) - 6ft (1.9m), 16s period, SSE swell with 1,780 kJ wave energy.
  • Next surfable swell (1★+): Saturday 22 Aug, 6AM (local time) - 1.5ft (0.5m), 10s period with SSW swell.

Best Forecast Surf Conditions for Kamakura this week:

The surf forecast for Kamakura over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 22) at 6AM. The primary swell is predicted to be 0.5m and 10s period with a secondary swell of 0.2m and 3s. Another secondary swell of 0.3m and 3s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Kamakura in the next 16 days are 1.9m 16s and forecast to arrive on Tuesday (Aug 25) at 3PM. Winds are predicted to be onshore at the time the swell arrives.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Sat 22nd Aug)1.5ft (0.5m) 10s
Best Surf 6AM (Sat 22nd Aug)1.5ft (0.5m) 10s
Most Powerful 3PM (Tue 25th Aug)6ft (1.9m) 16s

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


The Lowdown

Alright folks, Rusty here. Gotta be straight with you – it’s gonna be a real struggle to find a wave around Kamakura for quite a while. We’re looking at a solid stretch of almost nothing, so don’t even bother waxing up just yet.

We start off in a real flat spell. From Tuesday the 18th right through to the end of the weekend on the 24th of August, the ocean is basically a lake. Swell heights are barely a ripple, mostly 0.3ft to 2ft, with weak energy. The wind is glassy or light at times, but with no wave to push around, it doesn’t matter. It’s just poor surf conditions day after day. The water’s warm though, about 81°, which is pretty average for the time of year, so at least you can have a nice swim.

Finally, we see a pulse of energy arriving around Monday the 24th of August. Swell builds from the SSE, with wave heights hitting 3ft and a long period of 16 seconds. The energy jumps to 492, which is moderate. But the wind is howling onshore from the SSW at 12 mph, making it messy. By Monday afternoon it’s a choppy 4ft with a fresh breeze at 19 mph and energy at 836, but still onshore and blown out.

Tuesday the 25th sees the swell push up above 6ft to 6ft, with groundswell from the SSE at 16 seconds. The energy hits strong levels, but it’s all ruined by onshore winds. This is more of a kitesurfer’s playground than a paddle surfer’s dream, especially at a beach break like Kamakura.

Now, if you’re an experienced surfer, your eyes need to be on Thursday the 27th of August. That’s the standout. It’s still a couple weeks out, so don’t bet the house on it just yet. But if it comes together, it’s your window. Early morning shows a 8ft swell from the S, with a very long period of 16 seconds and a massive energy reading of 2971. Best of all, the wind is offshore from the ENE at a manageable 9 mph, keeping it clean. That’s the kind of power that will wrap into Kamakura with some serious shape. Keep in mind the long period will mean longer lulls between sets, but the lines should be clean and lined up.

That clean, offshore theme looks to hold into the following Sunday the 30th of August. Friday afternoon the 28th is a write-off with a 50 mph gale, but Sunday morning serves up a 6ft SSW groundswell at 14 seconds with a moderate offshore from the NNE at 12 mph – another good, clean option for the experienced crew. The energy is still strong at 1665. Sunday afternoon looks lovely too, with the wind easing to a light 6 mph from the ENE.

After that, the wave heights start to drop, and the wind stays OK, but it’s just not as epic. The final days of the forecast show smaller 3ft to 5ft swells with clean but windy conditions. The surf is still rideable, but the magic of that Thursday morning is the true highlight.

Stay patient, watch the charts, and aim for that Thursday morning if you can.

Rusty.

Short Range Forecast

Mostly dry. Warm (max 28°C on Wed afternoon, min 25°C on Tue night). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 12mm), heaviest on Sat morning. Warm (max 28°C on Sat afternoon, min 25°C on Sat night). Wind will be generally light.

Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
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
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
SSW
8
0.3
SSW
8
0.4
SE
6
0.3
SE
6
0.3
SSE
6
0.2
SSE
6
0.2
SSE
6
0.2
SSW
9
0.2
S
10
0.5
S
9
0.5
S
9
0.5
SSW
10
0.5
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
SW
9
0.2
SSE
17
0.5
SE
14
0.9
SSE
16
1.3
SSE
16
1.8
SSE
16
Wave Graph
Metric surfscale
Energy kJ
6
12
10
6
7
4
4
8
8
41
40
52
49
32
32
20
28
92
458
798
1591
Wind (km/h)
5
ESE
15
SSW
10
SE
5
ENE
15
S
5
SSE
5
SE
15
SSW
15
SSW
10
S
20
SSW
20
SSW
5
N
15
SSW
5
SW
10
NE
10
SSW
15
SSW
20
SSW
30
S
25
SSW
Wind State
glassy
on
cross-on
cross-off
on
cross-on
glassy
on
on
on
on
on
glassy
on
cross-on
cross-off
on
cross-on
on
on
on
High Tide
7:37PM1.44m
8:52AM1.12m
7:57PM1.41m
10:11AM1.02m
8:19PM1.36m
8:48PM1.30m
9:50PM1.23m
4:23PM1.21m
00:26AM1.21m
4:23PM1.27m
1:56AM1.27m
Low Tide
1:28PM0.70m
2:30AM0.44m
1:44PM0.83m
3:21AM0.48m
1:45PM0.94m
4:30AM0.52m
6:10AM0.53m
7:42AM0.47m
8:28PM1.14m
8:40AM0.38m
9:13PM1.05m
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
rain showers
thunderstorm
part cloud
thunderstorm
clear
clear
thunderstorm
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:03
5:03
5:05
5:05
5:05
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:28
6:27
6:24
6:23
6:22
6:22
6:20
 mm
2
3
6
1
Temp °C
27
27
26
27
28
26
27
27
26
27
27
26
27
28
27
27
27
27
27
27
26
Feels °C
30
28
29
30
29
28
29
28
28
29
28
27
31
31
31
31
30
29
27
27
26
  • Map Icons:
  • Break
  • 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 Kamakura Surf forecast

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

Kamakura is 2 km (1 miles) from the city of Kamakura. If you plan a holiday in Kanagawa, look for hotels and other accommodation in Kamakura. Kamakura has rooms for a wide range of budgets as well as car hire and transport links.

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