Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
27.3°C
0.4° 

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 (24 Aug):

  • Morning surf: Morning surf (24 Aug, local time) - 2ft (0.6m), 18s period with SSE swell.
  • Afternoon surf: Afternoon surf (24 Aug, local time) - 3ft (0.9m), 16s period with SSE swell.
  • Evening surf: Evening surf (24 Aug, local time) - 5ft (1.5m), 14s period with SSE swell.

The current surf forecast for Nagai Point at 4AM is: 0.6m 13s primary swell from a South-southeast direction and 0.4m 16s secondary swell from a South-southeast direction (forecast issued at 08:00pm August 23). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (24 Aug)2ft (0.6m)18s
Afternoon (24 Aug)3ft (0.9m)16s
Evening (24 Aug)5ft (1.5m)14s

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 29°C on Wed afternoon, min 26°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the SSW by Tue afternoon).

Sun
23
Monday
24
Tuesday
25
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
1
0
2
1
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
Wave
Height (m)
Direction
Period (s)
0.3
SE
12
0.4
SE
12
0.5
SE
13
0.6
SSE
13
0.5
SSE
16
0.6
SSE
18
1
SSE
14
0.9
SSE
16
1.4
SSE
15
1.5
SSE
14
1.3
SSE
14
1.5
SSE
14
1.4
SSE
13
1.4
S
13
1.2
SSE
13
1.1
S
12
1.4
S
13
1.3
S
13
Wave Graph
Metric surfscale
Energy kJ
23
38
82
113
138
260
362
480
856
911
615
758
623
663
484
353
663
560
Wind (km/h)
10
SSW
5
WSW
5
S
5
S
5
S
5
SSW
15
SSW
20
SSW
30
SSW
25
SSW
25
SW
25
SSW
20
SSW
20
SSW
30
SSW
35
SSW
35
SSW
35
SW
Wind State
cross-on
glassy
glassy
cross-on
glassy
on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
on
on
High Tide
4:01PM1.31m
00:24AM1.29m
4:15PM1.40m
2:01AM1.36m
4:35PM1.47m
Low Tide
8:27PM1.21m
8:33AM0.38m
9:20PM1.11m
9:22AM0.29m
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:21
6:20
6:19
 mm
1
1
Temp °C
27
26
26
26
26
26
26
27
27
27
27
26
26
26
27
27
28
27
Feels °C
31
31
31
31
31
30
29
28
27
28
28
27
28
27
27
26
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 

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