Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 2 pm 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
27.4°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 (25 Aug):

  • Afternoon surf: Afternoon surf (25 Aug, local time) - 3.5ft (1.0m), 12s period with SSE swell.
  • Evening surf: Evening surf (25 Aug, local time) - 4ft (1.2m), 12s period with S swell.

The current surf forecast for Nagai Point at 8PM is: 1.2m 12s primary swell from a South direction and 1.0m 5s secondary swell from a South-southwest direction (forecast issued at 02:00pm August 25). An open ocean swell of 0.1m 13s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (25 Aug)--
Afternoon (25 Aug)3.5ft (1.0m)12s
Evening (25 Aug)4ft (1.2m)12s

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


Short Range Forecast

Moderate rain (total 14mm), heaviest on Thu morning. Warm (max 29°C on Wed afternoon, min 24°C on Thu afternoon). Winds decreasing (fresh winds from the SW on Tue afternoon, calm by Thu afternoon).

Tue
25
Wednesday
26
Thursday
27
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
0
0
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)
1.2
SSE
13
1
SSE
12
1.2
S
12
1.2
S
12
1.2
S
12
1.1
S
12
1
S
12
0.8
SSW
12
0.8
SSW
11
0.7
SSW
12
0.7
SSW
11
0.6
SSW
11
1
SSW
5
1
SW
5
0.4
SSW
10
0.4
SW
10
0.5
S
11
0.5
S
11
0.5
S
10
0.5
S
10
Wave Graph
Metric surfscale
Energy kJ
484
298
403
403
407
362
280
183
167
137
130
95
53
51
39
28
58
55
49
47
Wind (km/h)
35
SSW
35
SSW
35
SW
30
SW
25
SW
20
WSW
15
W
15
SSW
25
SSW
35
SSW
30
SSW
30
SW
30
SW
25
SW
15
WSW
25
NNE
20
NNE
5
NNE
5
S
15
SSW
Wind State
on
on
on
on
on
on
cross-on
on
cross-on
on
on
on
on
on
on
cross-off
cross-off
glassy
glassy
cross-on
High Tide
4:35PM1.47m
3:03AM1.45m
4:55PM1.51m
3:51AM1.55m
5:15PM1.54m
Low Tide
9:22AM0.29m
9:52PM0.99m
10:02AM0.23m
10:22PM0.87m
10:37AM0.20m
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:19
6:16
6:15
 mm
1
5
3
1
2
2
Temp °C
28
28
28
27
27
27
27
27
28
29
29
28
28
28
28
25
25
24
24
24
Feels °C
28
27
26
27
28
29
30
31
30
29
29
28
29
30
32
25
26
27
27
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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