Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 2 pm 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
25.0°C
0.5° 

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):

  • Afternoon surf: Afternoon surf (21 Sep, local time) - 10ft (3.0m), 13s period with S swell.
  • Evening surf: Evening surf (21 Sep, local time) - 10ft (3.0m), 13s period with SSE swell.

The current surf forecast for Nagai Point at 9PM is: 3.0m 13s primary swell from a South-southeast direction (forecast issued at 02:00pm September 21). An open ocean swell of 1.5m 5s 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)10ft (3.0m)13s
Evening (21 Sep)10ft (3.0m)13s

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


Short Range Forecast

Heavy rain (total 151mm), heaviest during Mon afternoon. Warm (max 28°C on Tue afternoon, min 21°C on Wed night). Mainly severe gales.

Mon
21
Tuesday
22
Wednesday
23
12 PM
3 PM
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
1
0
0
1
0
0
0
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
3
S
13
3
S
13
3.5
SSE
13
3
SSE
13
2.2
SSE
12
1.3
SSE
11
0.9
SSE
10
0.9
SSE
9
0.9
SSE
9
0.9
SSE
9
0.9
SSE
8
0.9
SSE
8
0.7
SSE
8
0.6
SSE
8
0.5
S
7
0.5
SSE
7
0.5
SSE
7
0.5
SSE
7
0.5
SSE
6
0.4
SSE
6
Wave Graph
Metric surfscale
Energy kJ
2840
3267
4337
3293
1272
353
173
153
135
126
99
94
63
44
28
28
26
25
23
15
Wind (km/h)
40
NNE
55
NNE
80
N
70
NNW
15
NW
15
SSW
10
SE
20
SE
10
E
15
N
20
ESE
25
ENE
25
NE
30
NE
30
NE
30
NNE
25
NNE
25
NNE
25
NNE
25
NNE
Wind State
cross-off
off
cross-off
cross-off
cross
cross-on
cross
cross
cross-off
cross-off
cross-off
off
off
off
off
off
off
off
cross-off
cross-off
High Tide
3:17PM1.34m
00:25AM1.22m
3:31PM1.40m
2:03AM1.32m
3:49PM1.46m
Low Tide
8:37PM1.14m
8:06AM0.46m
9:03PM1.00m
8:56AM0.40m
heavy rain
heavy rain
heavy rain
heavy rain
clear
clear
clear
light rain
clear
part cloud
light rain
light rain
light rain
light rain
cloud
cloud
cloud
light rain
light rain
cloud
<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
5:37
 mm
13
49
72
20
1
1
3
2
1
1
1
Temp °C
24
24
24
25
27
26
26
26
27
28
25
23
23
22
22
22
22
22
22
22
Feels °C
21
20
14
17
28
29
29
27
29
27
26
22
23
19
19
19
20
20
20
20
  • 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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