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Ishikari Surf Forecast
◀
6am Wed 17 Sep
2ft WSW
26kt SW
(Waist-Shoulder High)
2.0m @ 6.1s WSW (241°)
12pm Wed 17 Sep
3ft W
17kt W
(Head High)
2.3m @ 6.9s W (270°)
6pm Wed 17 Sep
3ft W
11kt W
(Head High)
2.0m @ 6.8s W (279°)
6am Thu 18 Sep
2ft WNW
12kt W
(Waist-Shoulder High)
1.4m @ 6.2s WNW (290°)
12pm Thu 18 Sep
2ft WNW
18kt WNW
(Waist-Shoulder High)
1.4m @ 5.8s WNW (295°)
6pm Thu 18 Sep
2-3ft WNW
14kt NW
(Shoulder-Head High)
1.6m @ 5.8s WNW (302°)
6am Fri 19 Sep
2ft NW
14kt NW
(Waist-Shoulder High)
1.3m @ 5.7s NW (309°)
12pm Fri 19 Sep
1-2ft WNW
9kt NW
(Waist High)
0.9m @ 5.6s WNW (295°)
0.7m @ 6.2s N (351°)
6pm Fri 19 Sep
1ft+ WNW
2kt WSW
(Knee-Waist High)
0.8m @ 5.4s WNW (295°)
0.7m @ 6.5s N (355°)
Wed
6am
Wed
12pm
Wed
6pm
Thu
6am
Thu
12pm
Thu
6pm
Fri
6am
Fri
12pm
Fri
6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
SW
26kt
A
W
17kt
A
W
11kt
A
W
12kt
A
WNW
18kt
A
NW
14kt
A
NW
14kt
A
NW
9kt
A
WSW
2kt
Tide Times & Weather
18°C // 22°C
16°C // 20°C
14°C // 20°C
▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Wed
17/09
12am
1-2ft
S
14kt
1.2
m
5.7s
253 (WSW)
6am
2ft
SW
26kt
2.0
m
6.1s
241 (WSW)
12pm
3ft
W
17kt
2.3
m
6.9s
270 (W)
6pm
3ft
W
11kt
2.0
m
6.8s
279 (W)
Wed
17/09
3ft
W
17kt
2.3
m
6.9s
270 (W)
-
Thu
18/09
12am
2-3ft
NW
9kt
1.6
m
6.5s
286 (WNW)
6am
2ft
W
12kt
1.4
m
6.2s
290 (WNW)
12pm
2ft
WNW
18kt
1.4
m
5.8s
295 (WNW)
6pm
2-3ft
NW
14kt
1.6
m
5.8s
302 (WNW)
Thu
18/09
2ft
WNW
18kt
1.4
m
5.8s
295 (WNW)
-
Fri
19/09
12am
2-3ft
NW
13kt
1.4
m
5.9s
304 (NW)
6am
2ft
NW
14kt
1.3
m
5.7s
309 (NW)
12pm
1-2ft
NW
9kt
0.9
m
5.6s
295 (WNW)
0.7
m
6.2s
351 (N)
6pm
1ft+
WSW
2kt
0.8
m
5.4s
295 (WNW)
0.7
m
6.5s
355 (N)
Fri
19/09
1-2ft
NW
9kt
0.9
m
5.6s
295 (WNW)
0.7
m
6.2s
351 (N)
- bulletin_datetime_utc => 2025-09-16 06:00:00
- location_identifier => 281
- timezone => Asia/Tokyo