Nagai Point Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 8 am 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
28.4° C
1.8° 

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 (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 7ft (2.2m), 15s period with SSE swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 7ft (2.2m), 15s period with SSE swell.
  • Evening surf: Evening surf (05 Aug, local time) - 7ft (2.1m), 14s period with SSE swell.

The current surf forecast for Nagai Point at 12PM is: 2.3m 15s primary swell from a South-southeast direction (forecast issued at 08:00am August 05). The wind direction is predicted to be offshore and the swell rating is 4.

Time (JST) & DateWave HeightWave Period
Morning (05 Aug)7ft (2.2m)15s
Afternoon (05 Aug)7ft (2.2m)15s
Evening (05 Aug)7ft (2.1m)14s

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


Short Range Forecast

Mostly dry. Warm (max 29°C on Wed afternoon, min 24°C on Wed morning). Winds decreasing (fresh winds from the NNE on Wed morning, calm by Thu morning).

Wednesday
5
Thursday
6
Friday
7
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
3
3
4
4
3
4
4
3
3
3
3
1
2
2
3
3
3
2
1
0
0
1
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)
1.7
SE
14
2.2
SSE
15
2.3
SSE
15
2.2
SSE
15
2.2
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
12
1.8
S
13
1.9
S
14
1.9
S
14
1.8
S
14
1.9
S
14
1.8
S
14
1.8
S
14
1.8
S
13
1.7
S
13
1.6
S
13
Wave Graph
Metric surfscale
Energy kJ
1179
2348
2268
2119
1956
1748
1387
1274
1211
1025
965
898
1087
1332
1368
1196
1313
1190
1190
1155
1049
919
Wind (km/h)
30
NNE
30
NNE
25
NNE
15
ENE
20
E
20
ENE
15
NE
20
NE
15
NE
15
NE
5
NE
10
SSW
15
SSE
10
SE
10
SE
5
SE
10
ESE
10
S
15
SSW
15
SSW
20
S
15
SSE
Wind State
off
off
off
off
cross-off
off
off
off
off
off
glassy
cross-on
cross
cross
cross
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
9:02AM1.24m
8:46PM1.43m
10:28AM1.12m
9:19PM1.39m
1:38PM1.11m
Low Tide
2:31PM0.80m
3:51AM0.57m
2:57PM0.95m
5:14AM0.56m
3:21PM1.10m
cloud
clear
clear
clear
clear
clear
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>
4:52
4:52
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:42
6:40
6:39
 mm
Temp °C
23
24
26
29
28
26
26
25
25
26
29
28
28
27
26
26
26
27
28
28
27
26
Feels °C
20
21
25
30
29
28
29
27
28
29
33
30
31
32
30
31
30
31
30
30
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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