Hanamizu River Surf Break

Lat Long: 35.29° N 139.26° E

Hanamizu River 48 hour detailed Surf Forecast

Issued: 8 am 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Hanamizu River sea temperature is
27.5° 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 (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 1.5ft (0.4m), 11s period with SSW swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 1.5ft (0.5m), 10s period with S swell.
  • Evening surf: Evening surf (15 Aug, local time) - 1.5ft (0.4m), 10s period with SSW swell.

The current surf forecast for Hanamizu River at 2PM is: 0.4m 10s primary swell from a South-southwest direction and 0.3m 8s secondary swell from a South-southeast direction, 0.4m 6s secondary swell from a Southeast direction (forecast issued at 08:00am August 15). The wind direction is predicted to be onshore.

Time (JST) & DateWave HeightWave Period
Morning (15 Aug)1.5ft (0.4m)11s
Afternoon (15 Aug)1.5ft (0.5m)10s
Evening (15 Aug)1.5ft (0.4m)10s

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


Short Range Forecast

Light rain (total 9mm), mostly falling on Sat morning. Warm (max 28°C on Sat morning, min 24°C on Sat night). Wind will be generally light.

Saturday
15
Sunday
16
Monday
17
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)
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
Wave
Height (m)
Direction
Period (s)
0.9
ESE
6
0.4
SSW
11
0.4
SSW
11
0.5
S
10
0.4
SSW
10
0.4
SSW
10
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.4
SSW
9
0.7
SE
9
0.7
SE
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
0.3
SSW
8
0.4
SE
6
0.4
SE
6
Wave Graph
Metric surfscale
Energy kJ
55
40
37
52
33
32
28
27
27
27
27
81
81
39
37
37
24
23
22
14
14
13
Wind (km/h)
10
NE
15
ENE
10
ENE
10
SSE
10
SSE
10
ESE
10
E
10
ENE
15
NE
15
NE
10
E
10
SSE
5
SSE
10
E
5
ENE
5
NNE
10
NNE
10
NE
5
ESE
10
S
10
S
10
SSE
Wind State
cross
cross
cross-on
on
on
cross-on
cross-on
cross
cross
cross
cross-on
on
on
cross-on
cross
cross-off
cross-off
cross
on
cross-on
cross-on
on
High Tide
5:45AM1.54m
6:38PM1.48m
6:30AM1.47m
6:58PM1.47m
7:14AM1.36m
7:18PM1.46m
Low Tide
12:15PM0.24m
00:33AM0.52m
12:43PM0.39m
1:10AM0.46m
1:08PM0.55m
thunderstorm
rain showers
clear
part cloud
part cloud
rain showers
rain showers
rain showers
cloud
clear
clear
part cloud
part cloud
rain showers
rain showers
light rain
cloud
light rain
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
5:01
5:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:32
6:30
6:30
 mm
3
2
1
1
1
1
1
1
1
Temp °C
25
26
28
28
27
26
25
24
24
26
28
27
26
25
25
24
24
25
27
27
27
26
Feels °C
27
28
29
29
29
28
27
26
26
27
29
29
29
27
28
27
26
27
30
30
30
29
  • 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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