Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 pm 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
27.8°C
1.0° 

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


How big are the waves at Nagai Point today (30 Aug):

  • Morning surf: Morning surf (30 Aug, local time) - 1.5ft (0.4m), 7s period with SSW swell.
  • Afternoon surf: Afternoon surf (30 Aug, local time) - 1.5ft (0.4m), 7s period with SSW swell.
  • Evening surf: Evening surf (30 Aug, local time) - 1ft (0.3m), 7s period with SSW swell.

The current surf forecast for Nagai Point at 2AM is: 0.3m 7s primary swell from a South-southwest direction and 0.2m 10s secondary swell from a South-southeast direction (forecast issued at 08:00pm August 29). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (30 Aug)1.5ft (0.4m)7s
Afternoon (30 Aug)1.5ft (0.4m)7s
Evening (30 Aug)1ft (0.3m)7s

Table - waves today at Nagai Point. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 2mm), mostly falling on Sun night. Warm (max 27°C on Tue afternoon, min 21°C on Sat night). Winds decreasing (fresh winds from the NNE on Sat night, light winds from the ENE by Sun afternoon).

Sat
29
Sunday
30
Monday
31
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
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)
0.4
SSW
8
0.3
SSW
8
0.3
SSW
8
0.4
SSW
7
0.4
SSW
7
0.4
SSW
7
0.4
SSW
7
0.4
SSW
7
0.4
SSW
7
0.3
SSW
7
0.3
SSW
7
0.3
SSW
7
0.3
SSW
7
0.3
SSW
7
0.2
SSE
10
0.2
SSE
10
0.2
SSE
9
0.3
SSW
9
Wave Graph
Metric surfscale
Energy kJ
19
11
12
18
17
18
18
18
18
10
11
10
10
11
9
9
9
16
Wind (km/h)
30
NNE
30
NNE
30
NNE
25
NNE
25
NNE
20
NNE
10
NNE
10
NE
5
ENE
5
NE
10
NE
10
NE
15
NE
15
NE
15
NNE
15
NNE
10
NE
15
ENE
Wind State
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
off
off
off
off
off
off
off
off
off
High Tide
5:57PM1.57m
5:50AM1.65m
6:17PM1.57m
6:28AM1.60m
6:38PM1.57m
Low Tide
11:49PM0.53m
12:08PM0.37m
00:20AM0.46m
12:35PM0.49m
light rain
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
light rain
cloud
cloud
cloud
cloud
part cloud
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:11
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:13
6:12
6:10
 mm
2
1
1
Temp °C
21
21
21
22
22
22
23
24
25
25
24
24
24
24
25
26
26
25
Feels °C
19
19
19
21
21
22
24
26
28
29
27
26
26
26
27
29
29
28
  • 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
How to use the Wavefinder 

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 Nagai Point 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.


Nearest locationNearest