Hanamizu River Surf Break

Lat Long: 35.29° N 139.26° E

Hanamizu River 48 hour detailed Surf Forecast

Issued: 8 pm 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Hanamizu River sea temperature is
27.5° C
0.4° 

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 (16 Aug):

  • Morning surf: Morning surf (16 Aug, local time) - 1.5ft (0.4m), 9s period with SSW swell.
  • Afternoon surf: Afternoon surf (16 Aug, local time) - 1.5ft (0.5m), 9s period with S swell.
  • Evening surf: Evening surf (16 Aug, local time) - 1.5ft (0.5m), 9s period with S swell.

The current surf forecast for Hanamizu River at 1AM is: 0.4m 9s primary swell from a South-southwest direction and 0.4m 8s secondary swell from a Southeast direction (forecast issued at 08:00pm August 15). The wind direction is predicted to be cross-shore.

Time (JST) & DateWave HeightWave Period
Morning (16 Aug)1.5ft (0.4m)9s
Afternoon (16 Aug)1.5ft (0.5m)9s
Evening (16 Aug)1.5ft (0.5m)9s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sat night. Warm (max 28°C on Tue afternoon, min 23°C on Sat night). Wind will be generally light.

Sat
15
Sunday
16
Monday
17
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
ESE
8
0.4
SSW
10
0.5
SE
8
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.5
S
9
0.7
ESE
9
0.5
S
9
0.5
S
9
0.5
S
9
0.4
S
9
0.4
S
9
0.4
S
8
0.4
ESE
8
0.3
SSW
8
0.3
SSW
8
Wave Graph
Metric surfscale
Energy kJ
92
32
30
27
28
27
27
39
70
39
37
37
24
23
22
24
14
13
Wind (km/h)
10
ESE
10
ENE
10
NNE
15
NNE
15
NNE
15
NE
15
ENE
10
ESE
10
ESE
10
E
5
NE
5
NNE
10
NE
10
NE
10
ESE
5
SSE
5
S
5
SSE
Wind State
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-on
on
on
cross-on
cross
cross-off
cross-off
cross
on
on
glassy
glassy
High Tide
6:38PM1.48m
6:30AM1.47m
6:58PM1.47m
7:14AM1.36m
7:18PM1.46m
Low Tide
00:33AM0.52m
12:43PM0.39m
1:10AM0.46m
1:08PM0.55m
light rain
light rain
light rain
clear
clear
part cloud
part cloud
part cloud
rain showers
rain showers
rain showers
part cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:32
6:30
6:30
 mm
1
2
1
1
1
1
Temp °C
25
24
24
24
23
25
27
27
26
25
25
24
24
25
27
27
27
26
Feels °C
28
26
27
25
24
25
28
29
29
27
28
27
27
27
29
29
30
30
  • 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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