Surf Break

Lat Long: 35.19° N 139.60° E

Nagai Point 48 hour detailed Surf Forecast

Issued: 2 am 12 Oct 2026 (local time)

Forecast update in  hr  min

Today's Nagai Point sea temperature is
23.0°C
0.9° 

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 (12 Oct):

  • Morning surf: Morning surf (12 Oct, local time) - 2.5ft (0.8m), 16s period with SE swell.
  • Afternoon surf: Afternoon surf (12 Oct, local time) - 3.5ft (1.1m), 15s period with SE swell.
  • Evening surf: Evening surf (12 Oct, local time) - 3ft (0.9m), 14s period with SE swell.

The current surf forecast for Nagai Point at 6AM is: 0.8m 17s primary swell from a Southeast direction and 0.7m 14s secondary swell from a Southeast direction, 0.5m 17s secondary swell from a Southeast direction (forecast issued at 02:00am October 12). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & DateWave HeightWave Period
Morning (12 Oct)2.5ft (0.8m)16s
Afternoon (12 Oct)3.5ft (1.1m)15s
Evening (12 Oct)3ft (0.9m)14s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Mon afternoon, min 19°C on Mon night). Winds increasing (calm on Tue afternoon, strong winds from the NNE by Wed night).

Monday
12
Tuesday
13
Wednesday
14
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
6 PM
9 PM
Rating
(10 max)
1
0
2
1
1
1
1
1
1
0
0
1
1
1
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)
0.8
SE
16
0.7
SE
15
0.8
SE
17
0.8
SE
16
1
SE
15
1.1
SE
15
1.1
SE
15
0.9
SE
14
0.9
SE
14
0.9
SE
14
0.9
SE
13
0.8
SE
13
0.8
SE
12
0.8
SE
12
0.6
SE
12
0.6
SE
11
0.5
SE
11
0.4
SE
10
0.4
SW
3
0.3
SE
10
1.2
SW
5
1.4
SSW
5
1.1
SSW
6
0.8
SSW
6
Wave Graph
Metric surfscale
Energy kJ
306
233
346
352
456
492
472
346
322
322
299
242
217
175
112
75
55
0
2
15
65
106
77
34
Wind (km/h)
25
NNE
30
NNE
30
NNE
35
NNE
30
NNE
25
NE
35
NE
30
NE
30
NNE
25
NNE
25
NNE
20
NNE
15
NNE
0
NE
10
SSW
10
SSW
15
SW
25
SW
30
SW
35
SW
40
SW
40
SSW
25
SW
45
NNE
Wind State
off
off
off
off
off
off
off
off
off
cross-off
cross-off
off
off
glassy
on
on
on
on
on
on
on
on
on
cross-off
High Tide
5:20AM1.61m
4:56PM1.59m
5:59AM1.59m
5:18PM1.60m
6:38AM1.53m
5:41PM1.59m
Low Tide
10:55PM0.27m
11:10AM0.62m
11:26PM0.19m
11:38AM0.71m
11:59PM0.16m
12:04PM0.81m
clear
clear
part 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>
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5:43
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5:45
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5:45
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
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—
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—
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5:10
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5:09
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5:08
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 mm
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Temp °C
20
20
19
20
22
24
21
20
19
19
19
20
21
23
22
22
22
22
22
22
24
24
24
22
Feels °C
17
16
15
16
18
20
16
17
16
16
16
17
20
25
22
23
21
20
19
18
19
20
22
15
  • 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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