Primary tabs
Check the 16-day forecast with Swellnet Pro for $8.95/month
Rumoi Surf Forecast
◀
6am Wed 18 Jun
1-2ft SW
15kt SW
(Waist High)
1.1m @ 5.8s SW (227°)
12pm Wed 18 Jun
1-2ft SW
14kt WSW
(Waist High)
1.1m @ 5.8s SW (231°)
6pm Wed 18 Jun
1ft+ SW
10kt SW
(Knee-Waist High)
0.9m @ 5.5s SW (234°)
6am Thu 19 Jun
1ft SW
7kt S
(Knee High)
0.6m @ 6.8s SW (234°)
12pm Thu 19 Jun
1ft SW
6kt WSW
(Knee High)
0.5m @ 6.9s SW (234°)
6pm Thu 19 Jun
1ft SW
2kt SW
(Knee High)
0.5m @ 7s SW (234°)
6am Fri 20 Jun
0.5ft SW
5kt ESE
(Ankle High)
0.3m @ 6.9s SW (233°)
12pm Fri 20 Jun
0.5ft SW
2kt SW
(Ankle High)
0.3m @ 6.7s SW (233°)
6pm Fri 20 Jun
0.5ft SW
2kt SSW
(Ankle High)
0.2m @ 6.4s SW (233°)
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
15kt
A
WSW
14kt
A
SW
10kt
A
S
7kt
A
WSW
6kt
A
SW
2kt
A
ESE
5kt
A
SW
2kt
A
SSW
2kt
Tide Times & Weather
17°C // 25°C
16°C // 26°C
16°C // 26°C
▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Wed
18/06
12am
1ft
SW
11kt
0.9
m
5.8s
223 (SW)
6am
1-2ft
SW
15kt
1.1
m
5.8s
227 (SW)
12pm
1-2ft
WSW
14kt
1.1
m
5.8s
231 (SW)
6pm
1ft+
SW
10kt
0.9
m
5.5s
234 (SW)
Wed
18/06
1-2ft
WSW
14kt
1.1
m
5.8s
231 (SW)
-
Thu
19/06
12am
1ft
S
6kt
0.8
m
5.4s
234 (SW)
6am
1ft
S
7kt
0.6
m
6.8s
234 (SW)
12pm
1ft
WSW
6kt
0.5
m
6.9s
234 (SW)
6pm
1ft
SW
2kt
0.5
m
7s
234 (SW)
Thu
19/06
1ft
WSW
6kt
0.5
m
6.9s
234 (SW)
-
Fri
20/06
12am
1ft
S
4kt
0.4
m
7s
234 (SW)
6am
0.5ft
ESE
5kt
0.3
m
6.9s
233 (SW)
12pm
0.5ft
SW
2kt
0.3
m
6.7s
233 (SW)
6pm
0.5ft
SSW
2kt
0.2
m
6.4s
233 (SW)
Fri
20/06
0.5ft
SW
2kt
0.3
m
6.7s
233 (SW)
- bulletin_datetime_utc => 2025-06-17 12:00:00
- location_identifier => 280
- timezone => Asia/Tokyo