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Iwanai Surf Forecast
◀
6am Sun 06 Jul
1ft SW
9kt S
(Knee High)
0.9m @ 5s SW (230°)
12pm Sun 06 Jul
1ft SW
20kt SW
(Knee High)
1.0m @ 4.4s SW (226°)
6pm Sun 06 Jul
1ft WSW
18kt SW
(Knee High)
1.0m @ 5.1s WSW (248°)
0.9m @ 4.6s SSW (202°)
6am Mon 07 Jul
1ft WSW
6kt WSW
(Knee High)
0.6m @ 5s WSW (241°)
0.2m @ 4.2s S (181°)
12pm Mon 07 Jul
0.5ft WSW
11kt WSW
(Ankle High)
0.4m @ 5s WSW (245°)
0.3m @ 2.8s WSW (242°)
6pm Mon 07 Jul
0.5ft WSW
4kt SSW
(Ankle High)
0.4m @ 5s WSW (242°)
6am Tue 08 Jul
0.5ft WSW
1kt SW
(Ankle High)
0.3m @ 5.7s WSW (239°)
12pm Tue 08 Jul
0.5ft WSW
1kt W
(Ankle High)
0.3m @ 5.7s WSW (241°)
6pm Tue 08 Jul
0.5ft WSW
5kt NNE
(Ankle High)
0.3m @ 5.7s WSW (242°)
Sun
6am
Sun
12pm
Sun
6pm
Mon
6am
Mon
12pm
Mon
6pm
Tue
6am
Tue
12pm
Tue
6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
S
9kt
A
SW
20kt
A
SW
18kt
A
WSW
6kt
A
WSW
11kt
A
SSW
4kt
A
SW
1kt
A
W
1kt
A
NNE
5kt
Tide Times & Weather
20°C // 29°C
21°C // 28°C
18°C // 27°C
▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Sun
06/07
12am
1ft
SSW
8kt
0.7
m
4.4s
230 (SW)
6am
1ft
S
9kt
0.9
m
5s
230 (SW)
12pm
1ft
SW
20kt
1.0
m
4.4s
226 (SW)
6pm
1ft
SW
18kt
1.0
m
5.1s
248 (WSW)
0.9
m
4.6s
202 (SSW)
Sun
06/07
1ft
SW
20kt
1.0
m
4.4s
226 (SW)
-
Mon
07/07
12am
1ft
SW
11kt
0.9
m
5.1s
237 (WSW)
0.3
m
4.2s
181 (S)
6am
1ft
WSW
6kt
0.6
m
5s
241 (WSW)
0.2
m
4.2s
181 (S)
12pm
0.5ft
WSW
11kt
0.4
m
5s
245 (WSW)
0.3
m
2.8s
242 (WSW)
6pm
0.5ft
SSW
4kt
0.4
m
5s
242 (WSW)
Mon
07/07
0.5ft
WSW
11kt
0.4
m
5s
245 (WSW)
0.3
m
2.8s
242 (WSW)
-
Tue
08/07
12am
0.5ft
WNW
3kt
0.4
m
5.4s
239 (WSW)
6am
0.5ft
SW
1kt
0.3
m
5.7s
239 (WSW)
12pm
0.5ft
W
1kt
0.3
m
5.7s
241 (WSW)
6pm
0.5ft
NNE
5kt
0.3
m
5.7s
242 (WSW)
Tue
08/07
0.5ft
W
1kt
0.3
m
5.7s
241 (WSW)
- bulletin_datetime_utc => 2025-07-05 18:00:00
- location_identifier => 283
- timezone => Asia/Tokyo