Primary tabs
Check the 16-day forecast with Swellnet Pro for $8.95/month
Chiba South Surf Forecast
Forecast graph data for the next few days is currently incorrect owing to a multi-day NOAA data outage earlier this week. Please refer to the Forecaster Notes for the latest information. Apologies for any inconvenience.
◀
6am Sat 20 Apr
1ft W
2kt NW
(Knee High)
1ft+ South facing beaches
(Knee-Waist High)
0.8m @ 6.7s W (263°)
0.4m @ 7s NNE (29°)
12pm Sat 20 Apr
1ft W
4kt S
(Knee High)
0.7m @ 6.3s W (265°)
0.3m @ 9.3s NNE (29°)
6pm Sat 20 Apr
1ft W
4kt SSW
(Knee High)
0.5m @ 6s W (261°)
0.3m @ 9.9s NNE (30°)
6am Sun 21 Apr
1ft WSW
5kt WNW
(Knee High)
0.7m @ 5.2s WSW (250°)
0.5m @ 10.2s NNE (32°)
12pm Sun 21 Apr
1ft WSW
8kt WSW
(Knee High)
0.7m @ 5.3s WSW (244°)
0.5m @ 10s NNE (32°)
6pm Sun 21 Apr
1ft WSW
7kt WSW
(Knee High)
0.6m @ 5.2s WSW (238°)
0.5m @ 9.9s NNE (32°)
6am Mon 22 Apr
1ft SSW
16kt ENE
(Knee High)
0.4m @ 4.9s SSW (210°)
0.5m @ 3.2s ENE (60°)
0.5m @ 9.1s NE (36°)
12pm Mon 22 Apr
0.5ft NE
17kt NE
(Ankle High)
2ft North-east facing beaches
(Waist-Shoulder High)
1.2m @ 4.7s NE (55°)
0.2m @ 7.5s SW (218°)
0.4m @ 9s NE (37°)
6pm Mon 22 Apr
1ft ENE
14kt NE
(Knee High)
3ft North-east facing beaches
(Head High)
1.6m @ 6.2s ENE (57°)
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
2kt
A
S
4kt
A
SSW
4kt
A
WNW
5kt
A
WSW
8kt
A
WSW
7kt
A
ENE
16kt
A
NE
17kt
A
NE
14kt
Tide Times & Weather
13°C // 26°C
15°C // 23°C
16°C // 24°C
▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Sat
20/04
12am
1ft+
1-2ft
SF
N
1kt
1.0
m
6.6s
257 (WSW)
0.4
m
6.4s
31 (NNE)
6am
1ft
1ft+
SF
NW
2kt
0.8
m
6.7s
263 (W)
0.4
m
7s
29 (NNE)
12pm
1ft
S
4kt
0.7
m
6.3s
265 (W)
0.3
m
9.3s
29 (NNE)
6pm
1ft
SSW
4kt
0.5
m
6s
261 (W)
0.3
m
9.9s
30 (NNE)
Sat
20/04
1ft
S
4kt
0.7
m
6.3s
265 (W)
0.3
m
9.3s
29 (NNE)
-
Sun
21/04
12am
1ft
S
3kt
0.5
m
4.9s
254 (WSW)
0.4
m
10s
31 (NNE)
6am
1ft
WNW
5kt
0.7
m
5.2s
250 (WSW)
0.5
m
10.2s
32 (NNE)
12pm
1ft
WSW
8kt
0.7
m
5.3s
244 (WSW)
0.5
m
10s
32 (NNE)
6pm
1ft
WSW
7kt
0.6
m
5.2s
238 (WSW)
0.5
m
9.9s
32 (NNE)
Sun
21/04
1ft
WSW
8kt
0.7
m
5.3s
244 (WSW)
0.5
m
10s
32 (NNE)
-
Mon
22/04
12am
1ft
ENE
5kt
0.4
m
4.8s
229 (SW)
0.5
m
9.4s
34 (NE)
6am
1ft
ENE
16kt
0.4
m
4.9s
210 (SSW)
0.5
m
3.2s
60 (ENE)
0.5
m
9.1s
36 (NE)
12pm
0.5ft
2ft
NF
NE
17kt
1.2
m
4.7s
55 (NE)
0.2
m
7.5s
218 (SW)
0.4
m
9s
37 (NE)
6pm
1ft
3ft
NF
NE
14kt
1.6
m
6.2s
57 (ENE)
Mon
22/04
0.5ft
2ft
NF
NE
17kt
1.2
m
4.7s
55 (NE)
0.2
m
7.5s
218 (SW)
0.4
m
9s
37 (NE)
- bulletin_datetime_utc => 2024-04-19 06:00:00
- location_identifier => 242
- timezone => Asia/Tokyo