Hanamizu River Surf Break

Lat Long: 35.29° N 139.26° E

Hanamizu River 48 hour detailed Surf Forecast

Issued: 2 am 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's Hanamizu River sea temperature is
27.4°C
0.5° 

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 (25 Aug):

  • Morning surf: Morning surf (25 Aug, local time) - 4.5ft (1.4m), 13s period with SSE swell.
  • Afternoon surf: Afternoon surf (25 Aug, local time) - 3.5ft (1.0m), 12s period with SSE swell.
  • Evening surf: Evening surf (25 Aug, local time) - 4ft (1.2m), 12s period with S swell.

The current surf forecast for Hanamizu River at 5AM is: 1.5m 13s primary swell from a South direction and 0.1m 14s secondary swell from a East direction, 0.4m 4s secondary swell from a South-southwest direction (forecast issued at 02:00am August 25). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (JST) & DateWave HeightWave Period
Morning (25 Aug)4.5ft (1.4m)13s
Afternoon (25 Aug)3.5ft (1.0m)12s
Evening (25 Aug)4ft (1.2m)12s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Thu afternoon. Warm (max 32°C on Tue afternoon, min 23°C on Thu night). Wind will be generally light.

Tuesday
25
Wednesday
26
Thursday
27
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)
3
3
3
1
1
0
1
2
2
2
2
0
0
0
0
0
1
1
1
0
0
1
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)
1.4
SSE
14
1.5
S
14
1.4
SSE
13
1.4
SSE
13
1.2
SSE
13
1
SSE
12
1.2
S
12
1.2
S
12
1.2
S
12
1.1
S
12
1
S
12
0.8
SSW
12
0.8
SSW
11
0.7
SSW
12
0.7
SSW
11
0.6
SSW
11
1.1
SSW
6
1.1
SSW
6
0.9
SSW
6
0.9
SSW
6
0.9
SSW
6
0.4
S
11
1
SSW
5
0.4
S
10
Wave Graph
Metric surfscale
Energy kJ
711
836
700
690
484
298
403
403
407
362
280
183
167
140
135
98
69
74
49
47
49
36
53
30
Wind (km/h)
10
W
10
W
10
W
10
SSW
15
SW
20
SW
15
WSW
15
W
10
W
10
WNW
10
W
5
SSW
15
S
20
SW
20
WSW
15
WSW
10
W
5
WSW
0
WSW
5
S
15
SW
10
W
25
NNE
15
NE
Wind State
cross-off
cross-off
cross-off
cross-on
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross
cross-off
cross-off
cross
High Tide
1:56AM1.27m
4:35PM1.33m
2:52AM1.35m
4:51PM1.38m
3:36AM1.42m
5:08PM1.43m
Low Tide
9:13PM1.05m
9:21AM0.30m
9:43PM0.96m
9:55AM0.23m
10:11PM0.85m
10:25AM0.20m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
thunderstorm
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:09
5:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:20
6:19
6:17
 mm
2
4
3
Temp °C
27
27
26
29
31
32
29
27
27
27
27
29
31
32
29
28
28
28
28
28
31
30
25
24
Feels °C
30
30
29
32
33
34
31
29
30
30
31
33
34
34
31
31
32
33
34
32
34
34
25
26
  • 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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