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Tokachi Surf Forecast
◀
6am Fri 29 Aug
1ft SSE
4kt SSW
(Knee High)
0.6m @ 3.6s SSE (150°)
0.3m @ 8.5s ESE (116°)
0.2m @ 5.1s WNW (298°)
12pm Fri 29 Aug
1ft SSE
5kt NNE
(Knee High)
0.5m @ 3.8s SSE (148°)
0.3m @ 8.6s ESE (120°)
0.3m @ 6.1s SSW (192°)
6pm Fri 29 Aug
1ft SSE
9kt ENE
(Knee High)
0.5m @ 4.1s SSE (148°)
0.3m @ 8.8s ESE (122°)
0.2m @ 11.1s SE (132°)
6am Sat 30 Aug
1ft SE
11kt NE
(Knee High)
0.4m @ 10.8s SE (132°)
0.5m @ 4.4s SE (138°)
12pm Sat 30 Aug
1ft SE
2kt NE
(Knee High)
0.4m @ 10.5s SE (133°)
0.4m @ 4.3s SE (141°)
6pm Sat 30 Aug
1ft+ SE
15kt NE
(Knee-Waist High)
0.5m @ 10.2s SE (133°)
0.3m @ 4.3s SE (137°)
6am Sun 31 Aug
1ft ESE
9kt NE
(Knee High)
0.4m @ 9.2s ESE (122°)
0.3m @ 10.3s SSE (148°)
12pm Sun 31 Aug
1ft ESE
4kt ENE
(Knee High)
0.4m @ 9.1s ESE (121°)
0.3m @ 10.1s SSE (148°)
0.3m @ 4.8s E (85°)
6pm Sun 31 Aug
1ft E
7kt SSE
(Knee High)
0.5m @ 5.7s E (91°)
0.3m @ 10s SSE (148°)
0.2m @ 4.8s S (188°)

Fri
6am
Fri
12pm
Fri
6pm
Sat
6am
Sat
12pm
Sat
6pm
Sun
6am
Sun
12pm
Sun
6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
SSW
4kt
A
NNE
5kt
A
ENE
9kt
A
NE
11kt
A
NE
2kt
A
NE
15kt
A
NE
9kt
A
ENE
4kt
A
SSE
7kt
Tide Times & Weather



▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Fri
29/08
12am
1ft
SE
15kt
0.4
m
6.6s
184 (S)
0.3
m
8.4s
112 (ESE)
0.2
m
2.3s
137 (SE)
6am
1ft
SSW
4kt
0.6
m
3.6s
150 (SSE)
0.3
m
8.5s
116 (ESE)
0.2
m
5.1s
298 (WNW)
12pm
1ft
NNE
5kt
0.5
m
3.8s
148 (SSE)
0.3
m
8.6s
120 (ESE)
0.3
m
6.1s
192 (SSW)
6pm
1ft
ENE
9kt
0.5
m
4.1s
148 (SSE)
0.3
m
8.8s
122 (ESE)
0.2
m
11.1s
132 (SE)
Fri
29/08
1ft
NNE
5kt
0.5
m
3.8s
148 (SSE)
0.3
m
8.6s
120 (ESE)
0.3
m
6.1s
192 (SSW)
-
Sat
30/08
12am
1ft
NNE
7kt
0.6
m
4.3s
141 (SE)
0.3
m
10.9s
130 (SE)
6am
1ft
NE
11kt
0.4
m
10.8s
132 (SE)
0.5
m
4.4s
138 (SE)
12pm
1ft
NE
2kt
0.4
m
10.5s
133 (SE)
0.4
m
4.3s
141 (SE)
6pm
1ft+
NE
15kt
0.5
m
10.2s
133 (SE)
0.3
m
4.3s
137 (SE)
Sat
30/08
1ft
NE
2kt
0.4
m
10.5s
133 (SE)
0.4
m
4.3s
141 (SE)
-
Sun
31/08
12am
1ft
NNE
12kt
0.5
m
10s
133 (SE)
0.7
m
3.6s
39 (NE)
6am
1ft
NE
9kt
0.4
m
9.2s
122 (ESE)
0.3
m
10.3s
148 (SSE)
12pm
1ft
ENE
4kt
0.4
m
9.1s
121 (ESE)
0.3
m
10.1s
148 (SSE)
0.3
m
4.8s
85 (E)
6pm
1ft
SSE
7kt
0.5
m
5.7s
91 (E)
0.3
m
10s
148 (SSE)
0.2
m
4.8s
188 (S)
Sun
31/08
1ft
ENE
4kt
0.4
m
9.1s
121 (ESE)
0.3
m
10.1s
148 (SSE)
0.3
m
4.8s
85 (E)
- bulletin_datetime_utc => 2025-08-28 06:00:00
- location_identifier => 273
- timezone => Asia/Tokyo