Surf Break

Lat Long: 35.29° N 139.26° E

Hanamizu River 48 hour detailed Surf Forecast

Issued: 8 pm 30 Oct 2026 (local time)

Forecast update in  hr  min

Today's Hanamizu River sea temperature is
23.6°C
1.1° 

Hanamizu River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Hanamizu River today (31 Oct):

  • Morning surf: Morning surf (31 Oct, local time) - 1.5ft (0.5m), 20s period with SE swell.
  • Afternoon surf: Afternoon surf (31 Oct, local time) - 3.5ft (1.0m), 18s period with SSE swell.
  • Evening surf: Evening surf (31 Oct, local time) - 3ft (0.9m), 16s period with SE swell.

The current surf forecast for Hanamizu River at 3AM is: 0.9m 8s primary swell from a South-southeast direction and 0.4m 14s secondary swell from a Southeast direction (forecast issued at 08:00pm October 30). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (31 Oct)1.5ft (0.5m)20s
Afternoon (31 Oct)3.5ft (1.0m)18s
Evening (31 Oct)3ft (0.9m)16s

Table - waves today at Hanamizu River. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 22mm), heaviest during Mon afternoon. Warm (max 21°C on Sat afternoon, min 13°C on Mon afternoon). Wind will be generally light.

Fri
30
Saturday
31
Sunday
1
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
1
1
1
1
2
3
3
2
3
3
3
3
2
2
2
3
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
SSE
8
1
SSE
8
0.9
SSE
8
0.9
SSE
8
0.4
SE
21
0.5
SE
20
0.9
SSE
19
1
SSE
18
0.9
SE
17
0.9
SE
16
0.8
SSE
20
1
SSE
18
1.3
SSE
17
0.9
SSE
18
1
SSE
17
1.5
SSE
16
1.5
SSE
15
1.5
SSE
15
Wave Graph
Metric surfscale
Energy kJ
169
128
103
87
110
186
623
659
470
432
465
616
996
474
596
1121
1079
1010
Wind (km/h)
15
WSW
10
W
10
W
10
WSW
5
NNW
10
NNE
5
NNE
5
ESE
5
ESE
15
NNE
10
N
5
NE
5
NE
10
E
10
SE
10
ESE
5
WNW
10
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
glassy
glassy
cross-off
cross-off
glassy
glassy
cross-on
on
on
glassy
cross-off
High Tide
5:58PM1.50m
9:13AM1.27m
6:35PM1.42m
10:46AM1.23m
7:23PM1.30m
Low Tide
1:35AM0.11m
1:21PM1.10m
2:34AM0.24m
2:35PM1.14m
part cloud
clear
light rain
rain showers
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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6:01
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6:03
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—
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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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4:50
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4:49
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 mm
—
—
1
1
—
—
—
—
—
—
—
—
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—
—
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Temp °C
20
19
17
18
17
19
20
21
21
19
18
17
16
17
18
17
17
17
Feels °C
17
17
16
18
17
18
19
20
20
16
15
16
14
15
16
16
18
17
  • 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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