Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 pm 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
27.4° C
0.7° 

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 (06 Aug):

  • Morning surf: Morning surf (06 Aug, local time) - 6ft (1.8m), 13s period with SSE swell.
  • Afternoon surf: Afternoon surf (06 Aug, local time) - 5.5ft (1.7m), 13s period with S swell.
  • Evening surf: Evening surf (06 Aug, local time) - 6.5ft (2.0m), 14s period with S swell.

The current surf forecast for Nagai Point at 2AM is: 1.9m 13s primary swell from a South-southeast direction (forecast issued at 08:00pm August 05). An open ocean swell of 0.6m 10s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (06 Aug)6ft (1.8m)13s
Afternoon (06 Aug)5.5ft (1.7m)13s
Evening (06 Aug)6.5ft (2.0m)14s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Thu night. Warm (max 29°C on Thu morning, min 25°C on Wed night). Wind will be generally light.

Wed
5
Thursday
6
Friday
7
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)
3
4
4
3
3
3
3
1
1
4
3
3
3
2
1
0
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.1
SSE
14
2.1
SSE
14
2
SSE
14
1.9
SSE
13
1.9
SSE
13
1.8
SSE
13
1.7
SSE
13
1.7
S
13
1.9
S
13
2
S
14
1.9
S
14
1.8
S
13
1.8
S
13
1.7
S
13
1.7
S
13
1.7
S
13
1.6
S
13
1.6
S
13
Wave Graph
Metric surfscale
Energy kJ
1797
1748
1387
1274
1211
1025
980
942
1285
1497
1332
1124
1107
976
976
961
839
822
Wind (km/h)
20
ENE
20
ENE
20
NE
20
NE
20
NE
20
NE
5
ENE
10
S
15
SE
15
ESE
10
ESE
10
ENE
10
ENE
10
SE
15
SSW
20
S
20
S
15
SSE
Wind State
cross-off
off
off
off
off
off
off
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross
High Tide
8:46PM1.43m
10:28AM1.12m
9:19PM1.39m
1:38PM1.11m
Low Tide
3:51AM0.57m
2:57PM0.95m
5:14AM0.56m
3:21PM1.10m
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
thunderstorm
rain showers
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:42
6:40
6:39
 mm
1
1
Temp °C
28
26
25
25
25
26
29
29
28
27
27
27
26
28
28
28
27
26
Feels °C
29
27
26
27
27
28
32
32
30
30
31
31
29
32
30
29
29
29
  • 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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