Hanamizu River Surf Break

Lat Long: 35.29° N 139.26° E

Hanamizu River 48 hour detailed Surf Forecast

Issued: 2 am 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Hanamizu River sea temperature is
27.9° C
1.2° 

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 (04 Aug):

  • Morning surf: Morning surf (04 Aug, local time) - 4.5ft (1.4m), 17s period with SE swell.
  • Afternoon surf: Afternoon surf (04 Aug, local time) - 5.5ft (1.7m), 16s period with SE swell.
  • Evening surf: Evening surf (04 Aug, local time) - 6.5ft (2.0m), 16s period with SE swell.

The current surf forecast for Hanamizu River at 8AM is: 1.4m 17s primary swell from a Southeast direction and 0.1m 14s secondary swell from a East direction (forecast issued at 02:00am August 04). 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 (04 Aug)4.5ft (1.4m)17s
Afternoon (04 Aug)5.5ft (1.7m)16s
Evening (04 Aug)6.5ft (2.0m)16s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Thu night. Warm (max 30°C on Thu morning, min 23°C on Tue night). Wind will be generally light.

Tuesday
4
Wednesday
5
Thursday
6
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
1
1
1
2
0
0
2
3
3
3
3
2
1
1
2
2
3
3
2
3
2
3
3
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)
1.1
SE
17
1.2
SE
16
1.3
SE
16
1.4
SE
17
1.7
SE
16
1.7
SE
16
1.8
SE
16
2
SE
16
2.1
SE
16
2.1
SE
16
2.2
SE
15
2.2
SSE
15
2.3
SSE
15
2.4
SSE
15
2.4
SSE
15
2.4
SSE
15
2.3
SSE
14
2.2
SSE
14
2.2
SSE
14
2.1
SSE
14
2
S
14
2.2
S
14
2.3
S
15
2.3
S
15
Wave Graph
Metric surfscale
Energy kJ
671
765
966
1094
1492
1464
1571
2027
2241
2185
2204
2228
2268
2479
2576
2361
2228
1937
1807
1519
1509
1929
2215
2211
Wind (km/h)
25
NE
25
NNE
25
NNE
25
NNE
20
NE
25
ENE
25
ENE
25
NE
20
NNE
20
N
20
NNE
25
NNE
20
NE
20
ENE
15
ENE
15
NE
15
NE
15
NNE
15
NNE
15
ENE
10
E
10
SSE
10
S
5
E
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross
cross
cross-off
cross-off
cross
cross-on
on
cross-on
cross-on
High Tide
7:48AM1.28m
8:05PM1.45m
8:47AM1.18m
8:33PM1.43m
10:12AM1.09m
Low Tide
1:55AM0.55m
1:44PM0.55m
2:41AM0.50m
2:14PM0.72m
3:38AM0.47m
2:45PM0.88m
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:44
6:43
6:42
 mm
Temp °C
24
23
22
25
28
29
27
24
24
23
23
25
28
29
29
27
26
26
26
28
30
30
29
27
Feels °C
23
21
20
22
26
27
25
23
23
22
22
23
27
29
31
29
28
29
29
30
33
33
33
31
  • 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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