Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 pm 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
25.2°C
0.3° 

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 (21 Sep):

  • Evening surf: Evening surf (21 Sep, local time) - 6ft (1.9m), 12s period with SSE swell.

The current surf forecast for Nagai Point at 12AM is: 2.1m 12s primary swell from a South-southeast direction (forecast issued at 08:00pm September 20). An open ocean swell of 0.2m 12s is not directed at the surf break, a second open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (21 Sep)--
Afternoon (21 Sep)--
Evening (21 Sep)6ft (1.9m)12s

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


Short Range Forecast

Heavy rain (total 163mm), heaviest during Mon night. Warm (max 26°C on Mon afternoon, min 22°C on Sun night). Mainly gales.

Sun
20
Monday
21
Tuesday
22
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)
1
0
0
1
2
4
3
2
2
0
0
2
1
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)
1.8
SSE
12
1.9
SSE
12
2.1
SSE
12
2.3
SSE
12
2.5
S
12
2.5
S
13
3
S
13
3.5
SSE
13
4
SSE
13
4
SSE
13
3.5
SSE
13
1.8
SSE
11
1.3
SSE
10
1.1
SSE
10
1
S
9
1
S
9
0.9
SSE
8
0.9
SSE
8
Wave Graph
Metric surfscale
Energy kJ
892
1000
1231
1461
1991
2393
2796
3932
4805
5473
3340
745
314
235
169
158
115
96
Wind (km/h)
35
NNE
40
N
35
N
40
N
30
NNE
25
NNE
25
NNE
30
E
40
ENE
60
NNE
70
NNW
20
NNW
10
SSE
20
SSE
20
SE
20
SE
20
ESE
15
E
Wind State
off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
off
cross-off
cross-off
cross
cross-on
cross
cross-off
cross-off
cross-off
High Tide
4:15PM1.26m
8:27PM1.27m
3:17PM1.34m
00:25AM1.22m
3:31PM1.40m
Low Tide
5:23PM1.26m
6:50AM0.53m
8:37PM1.14m
8:06AM0.46m
heavy rain
heavy rain
mod rain
light rain
mod rain
mod rain
heavy rain
thunderstorm
mod rain
heavy rain
heavy rain
light rain
clear
cloud
part cloud
part cloud
part cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:28
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:40
5:38
 mm
14
16
8
5
8
8
13
18
8
49
26
1
1
Temp °C
22
22
22
23
23
24
24
26
26
26
25
26
26
26
26
26
25
24
Feels °C
20
19
19
20
21
24
24
27
25
21
17
26
30
28
27
27
26
25
  • 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.


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