Primary tabs
Check the 16-day forecast with Swellnet Pro for $8.95/month
Chiba South Surf Forecast
◀
6am Sat 08 Feb
3ft WSW
17kt NW
(Head High)
3-4ft South facing beaches
(Overhead)
2.3m @ 9.3s WSW (254°)
0.7m @ 4.8s WSW (245°)
0.4m @ 15.5s ENE (66°)
12pm Sat 08 Feb
3-4ft WSW
14kt NW
(Overhead)
1.9m @ 10.3s WSW (242°)
0.5m @ 5s WSW (243°)
0.6m @ 3.1s NW (313°)
6pm Sat 08 Feb
2ft WSW
2kt WNW
(Waist-Shoulder High)
1.5m @ 9.7s WSW (252°)
0.5m @ 5s WSW (246°)
0.5m @ 14.7s ENE (63°)
6am Sun 09 Feb
1ft+ W
8kt NNW
(Knee-Waist High)
2ft South facing beaches
(Waist-Shoulder High)
1.1m @ 8.1s W (268°)
0.5m @ 13.9s ENE (59°)
12pm Sun 09 Feb
1ft W
4kt W
(Knee High)
1-2ft North-east facing beaches
(Waist High)
0.9m @ 7.5s W (271°)
0.5m @ 13.6s ENE (57°)
6pm Sun 09 Feb
1ft W
4kt NNW
(Knee High)
1-2ft North-east facing beaches
(Waist High)
0.9m @ 6.9s W (277°)
0.5m @ 13.4s NE (54°)
6am Mon 10 Feb
1ft+ W
6kt NW
(Knee-Waist High)
2ft North-east facing beaches
(Waist-Shoulder High)
1.2m @ 7.2s W (279°)
0.4m @ 14.1s NE (54°)
0.4m @ 9.8s NNE (28°)
12pm Mon 10 Feb
1ft+ W
2kt SE
(Knee-Waist High)
2ft North-east facing beaches
(Waist-Shoulder High)
1.2m @ 7.4s W (274°)
0.6m @ 14.6s NE (47°)
0.3m @ 9.8s NNE (27°)
6pm Mon 10 Feb
1ft+ W
4kt W
(Knee-Waist High)
2ft North-east facing beaches
(Waist-Shoulder High)
1.2m @ 7.1s W (276°)
0.8m @ 14.5s NE (41°)

Sat
6am
Sat
12pm
Sat
6pm
Sun
6am
Sun
12pm
Sun
6pm
Mon
6am
Mon
12pm
Mon
6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
NW
17kt
A
NW
14kt
A
WNW
2kt
A
NNW
8kt
A
W
4kt
A
NNW
4kt
A
NW
6kt
A
SE
2kt
A
W
4kt
Tide Times & Weather



▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Sat
08/02
12am
2-3ft
W
23kt
1.7
m
8.8s
243 (WSW)
1.0
m
4.5s
253 (WSW)
1.1
m
7.5s
295 (WNW)
6am
3ft
3-4ft
SF
NW
17kt
2.3
m
9.3s
254 (WSW)
0.7
m
4.8s
245 (WSW)
0.4
m
15.5s
66 (ENE)
12pm
3-4ft
NW
14kt
1.9
m
10.3s
242 (WSW)
0.5
m
5s
243 (WSW)
0.6
m
3.1s
313 (NW)
6pm
2ft
WNW
2kt
1.5
m
9.7s
252 (WSW)
0.5
m
5s
246 (WSW)
0.5
m
14.7s
63 (ENE)
Sat
08/02
3-4ft
NW
14kt
1.9
m
10.3s
242 (WSW)
0.5
m
5s
243 (WSW)
0.6
m
3.1s
313 (NW)
-
Sun
09/02
12am
1-2ft
2ft
SF
NW
10kt
1.3
m
8.6s
264 (W)
0.3
m
5s
240 (WSW)
0.3
m
8s
21 (NNE)
6am
1ft+
2ft
SF
NNW
8kt
1.1
m
8.1s
268 (W)
0.5
m
13.9s
59 (ENE)
12pm
1ft
1-2ft
NF
W
4kt
0.9
m
7.5s
271 (W)
0.5
m
13.6s
57 (ENE)
6pm
1ft
1-2ft
NF
NNW
4kt
0.9
m
6.9s
277 (W)
0.5
m
13.4s
54 (NE)
Sun
09/02
1ft
1-2ft
NF
W
4kt
0.9
m
7.5s
271 (W)
0.5
m
13.6s
57 (ENE)
-
Mon
10/02
12am
1ft
1-2ft
NF
NNW
5kt
1.0
m
7s
280 (W)
0.5
m
13.4s
55 (NE)
0.2
m
9.2s
29 (NNE)
6am
1ft+
2ft
NF
NW
6kt
1.2
m
7.2s
279 (W)
0.4
m
14.1s
54 (NE)
0.4
m
9.8s
28 (NNE)
12pm
1ft+
2ft
NF
SE
2kt
1.2
m
7.4s
274 (W)
0.6
m
14.6s
47 (NE)
0.3
m
9.8s
27 (NNE)
6pm
1ft+
2ft
NF
W
4kt
1.2
m
7.1s
276 (W)
0.8
m
14.5s
41 (NE)
Mon
10/02
1ft+
2ft
NF
SE
2kt
1.2
m
7.4s
274 (W)
0.6
m
14.6s
47 (NE)
0.3
m
9.8s
27 (NNE)
- bulletin_datetime_utc => 2025-02-07 12:00:00
- location_identifier => 242
- timezone => Asia/Tokyo