Nagai Point Surf Break

Nagai Point 48 hour detailed Surf Forecast

Lat Long: 35.19° N 139.60° E

Issued: 8 pm 17 Jun 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
21.9° C

1.0°C colder than average for this time of year

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 (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 2.5ft (0.7m), 7s period with S swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 2.5ft (0.8m), 7s period with S swell.
  • Evening surf: Evening surf (18 Jun, local time) - 2ft (0.6m), 8s period with SSW swell.

The current surf forecast for Nagai Point at 3AM is: 0.4m 5s primary swell from a South-southeast direction and 0.2m 8s secondary swell from a South-southwest direction (forecast issued at 08:00pm June 17). The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (18 Jun)2.5ft (0.7m)7s
Afternoon (18 Jun)2.5ft (0.8m)7s
Evening (18 Jun)2ft (0.6m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 34mm), heaviest during Sat afternoon. Warm (max 25°C on Thu afternoon, min 19°C on Wed night). Winds decreasing (fresh winds from the N on Thu morning, calm by Fri morning).

Wed
17
Thursday
18
Friday
19
Saturday
20
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
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
Rating
(10 max)
0
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
S
3
0.4
SSE
4
0.4
SSE
4
0.4
SSE
5
0.7
S
7
0.7
S
7
0.7
S
7
0.8
S
7
0.9
S
7
0.6
SSW
8
0.7
S
7
0.5
S
7
0.6
S
7
0.6
S
7
0.5
S
6
0.4
S
6
0.4
SSE
6
0.4
SW
7
0.3
SSW
7
0.4
SSW
6
0.4
SSW
8
0.4
SSW
7
0.3
SSW
7
0.2
SSE
10
Wave Graph
Metric surfscale
Energy kJ
6
5
6
8
43
51
43
62
83
48
48
26
33
31
19
12
11
14
10
10
22
18
9
9
Wind (km/h)
20
S
15
SSE
10
E
25
N
30
N
35
N
35
N
25
N
5
ENE
10
SE
5
E
10
ENE
10
ENE
5
E
10
S
10
S
10
SSE
15
E
15
ENE
20
ENE
20
ENE
20
NE
10
NNE
5
NE
Wind State
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
off
cross-off
glassy
cross-on
cross-on
cross
cross-off
off
off
off
off
off
glassy
High Tide
7:12PM1.42m
5:29AM1.49m
7:48PM1.40m
6:11AM1.45m
8:25PM1.37m
6:57AM1.37m
Low Tide
00:12AM0.95m
12:41PM0.04m
00:53AM0.93m
1:20PM0.14m
1:39AM0.90m
2:01PM0.26m
cloud
cloud
light rain
mod rain
mod rain
light rain
part cloud
clear
part cloud
rain showers
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:26
4:26
4:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:58
6:58
6:58
 mm
2
8
8
2
1
1
2
1
Temp °C
21
21
20
20
19
21
22
25
23
22
22
21
21
22
22
23
23
22
22
21
20
21
21
21
Feels °C
20
21
22
19
16
18
18
23
25
24
24
23
22
24
23
25
25
24
23
20
19
21
23
24
Swell 1
Height (m)
Direction
Period (s)
0.1
SW
7
0.4
SSE
4
0.4
SSE
4
0.4
SSE
5
0.7
S
7
0.7
S
7
0.7
S
7
0.8
S
7
0.9
S
7
0.6
SSW
8
0.7
S
7
0.5
S
7
0.6
S
7
0.6
S
7
0.5
S
6
0.4
S
6
0.2
SSW
7
0.3
SSE
6
0.3
SSE
6
0.4
SSW
6
0.4
SSW
8
0.4
SSW
7
0.3
SSW
7
0.3
S
6
Energy kJ
2
5
6
8
43
51
43
62
83
48
48
26
33
31
19
12
5
6
6
10
22
18
9
7
Swell 2
Height (m)
Direction
Period (s)
0.1
S
11
0.1
SE
10
0.1
SW
8
0.2
SSW
8
0.1
SE
10
0.1
SE
10
0.2
SSE
8
0.2
SSE
9
0.2
SSE
9
0.5
SSE
7
0.4
SSW
8
0.4
SSE
7
0.2
SSE
11
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.4
SW
7
0.3
SSW
7
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
0.2
SSE
10
Energy kJ
2
4
3
6
4
4
7
8
8
28
28
20
11
10
10
10
10
14
10
9
9
9
9
9
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
10
0.1
SW
7
0.1
SE
10
0.1
SE
10
0.1
S
16
0.1
S
16
0.1
S
16
0.1
S
16
0.2
N
3
0.3
SSE
9
0.3
SSE
9
0.3
SW
8
0.1
SW
8
0.1
S
15
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.2
SSE
10
0.2
SSE
10
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
5
0.1
SE
12
Energy kJ
4
2
4
4
5
5
5
5
1
16
16
11
3
4
8
7
7
10
10
7
7
7
1
6
Wind waves
Height (m)
Direction
Period (s)
0.5
S
3
0.4
NNE
2
0.5
N
3
0.5
N
3
0.3
NW
4
0.3
SSE
3
0.4
SSE
6
0.6
ESE
5
Energy kJ
6
2
5
5
2
1
11
15
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
2
2
2
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
73
73
39
44
39
69
54
18
1
33
1
12
27
9
12
55
55
39
39
27
143
237
237
9
Best forecast wave conditions in Kanagawa
Rating
(10 max)
1
1
1
2
1
1
1
1
Best forecast wave conditions in Japan
Rating
(10 max)
3
2
2
2
3
2
4
2
2
2
2
3
2
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
4
4
4
5
5
9
9
9
6
5
5
6
5
6
6
6
7
4
4
7
4
4
5
  • 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
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