Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 2 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 (23 Aug):

  • Afternoon surf: Afternoon surf (23 Aug, local time) - 1ft (0.3m), 13s period with SE swell.
  • Evening surf: Evening surf (23 Aug, local time) - 1.5ft (0.4m), 12s period with SE swell.

The current surf forecast for Nagai Point at 9PM is: 0.4m 12s primary swell from a Southeast direction and 0.4m 8s secondary swell from a South-southwest direction (forecast issued at 02:00pm August 23). The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (23 Aug)--
Afternoon (23 Aug)1ft (0.3m)13s
Evening (23 Aug)1.5ft (0.4m)12s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Warm (max 28°C on Tue afternoon, min 25°C on Sun night). Winds increasing (light winds from the S on Sun night, fresh winds from the SSW by Tue afternoon).

Sun
23
Monday
24
Tuesday
25
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)
0
0
0
0
0
0
1
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSW
8
0.3
SE
13
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
1.6
SSE
14
1.4
SSE
13
1.4
SSE
13
1.2
SSE
13
1.1
S
12
1.3
S
12
1.2
S
13
Wave Graph
Metric surfscale
Energy kJ
24
27
23
38
82
113
138
260
362
480
856
911
615
861
690
690
492
347
488
459
Wind (km/h)
5
NNE
15
S
10
SSW
5
S
10
S
10
S
5
S
10
SSW
15
S
25
S
30
SSW
25
SSW
25
SSW
25
SW
20
SSW
25
SSW
30
SSW
40
SSW
35
SW
35
SW
Wind State
off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
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
part cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
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
Temp °C
27
27
27
26
26
26
25
26
26
27
27
27
26
26
26
26
27
27
28
27
Feels °C
30
29
31
30
30
30
29
30
28
28
27
28
27
27
27
27
27
26
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)
Map placeholder
How to use the Wavefinder 

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