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Chiba North Surf Forecast

6am Sat 19 Jul
2-3ft SE 9kt S
(Shoulder-Head High)
1.4m @ 9.2s SE (130°)
12pm Sat 19 Jul
2-3ft SE 10kt S
(Shoulder-Head High)
1.3m @ 9.1s SE (125°)
0.4m @ 6.5s SSW (192°)
6pm Sat 19 Jul
2-3ft SE 10kt S
(Shoulder-Head High)
1.3m @ 9.1s SE (127°)
0.2m @ 6.4s SSW (202°)
6am Sun 20 Jul
2ft SE 8kt SSW
(Waist-Shoulder High)
1.2m @ 8.9s SE (125°)
12pm Sun 20 Jul
2ft ESE 10kt SSW
(Waist-Shoulder High)
1.2m @ 8.9s ESE (122°)
0.2m @ 8.7s S (191°)
6pm Sun 20 Jul
2ft ESE 11kt SSW
(Waist-Shoulder High)
1.1m @ 9.1s ESE (117°)
0.5m @ 3.8s S (183°)
6am Mon 21 Jul
1-2ft ESE 9kt SSW
(Waist High)
1.0m @ 9.6s ESE (115°)
0.5m @ 4.1s S (182°)
0.2m @ 10.6s SSW (209°)
12pm Mon 21 Jul
1-2ft ESE 11kt SSW
(Waist High)
0.9m @ 9.7s ESE (114°)
0.4m @ 3.8s S (185°)
0.3m @ 10.8s SSW (212°)
6pm Mon 21 Jul
1-2ft ESE 12kt SSW
(Waist High)
0.9m @ 9.5s ESE (113°)
0.6m @ 4.2s S (183°)
0.4m @ 10.7s SSW (211°)

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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
S 9kt
A
S 10kt
A
S 10kt
A
SSW 8kt
A
SSW 10kt
A
SSW 11kt
A
SSW 9kt
A
SSW 11kt
A
SSW 12kt
Tide Times & Weather
Clearing shower 26°C // 33°C
Mostly cloudy 26°C // 34°C
Mostly cloudy 26°C // 34°C

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Sat 19/07
12am
2ft
S 9kt
1.3 m
9.3s 121 (ESE)
0.7 m
6.6s 191 (S)
6am
2-3ft
S 9kt
1.4 m
9.2s 130 (SE)
12pm
2-3ft
S 10kt
1.3 m
9.1s 125 (SE)
0.4 m
6.5s 192 (SSW)
6pm
2-3ft
S 10kt
1.3 m
9.1s 127 (SE)
0.2 m
6.4s 202 (SSW)
+
Sat 19/07
2-3ft
S 10kt
1.3 m
9.1s 125 (SE)
0.4 m
6.5s 192 (SSW)
-
Sun 20/07
12am
2-3ft
SSW 9kt
1.3 m
9s 128 (SE)
6am
2ft
SSW 8kt
1.2 m
8.9s 125 (SE)
12pm
2ft
SSW 10kt
1.2 m
8.9s 122 (ESE)
0.2 m
8.7s 191 (S)
6pm
2ft
SSW 11kt
1.1 m
9.1s 117 (ESE)
0.5 m
3.8s 183 (S)
+
Sun 20/07
2ft
SSW 10kt
1.2 m
8.9s 122 (ESE)
0.2 m
8.7s 191 (S)
-
Mon 21/07
12am
1-2ft
SSW 10kt
1.0 m
9.3s 116 (ESE)
0.5 m
3.8s 184 (S)
6am
1-2ft
SSW 9kt
1.0 m
9.6s 115 (ESE)
0.5 m
4.1s 182 (S)
0.2 m
10.6s 209 (SSW)
12pm
1-2ft
SSW 11kt
0.9 m
9.7s 114 (ESE)
0.4 m
3.8s 185 (S)
0.3 m
10.8s 212 (SSW)
6pm
1-2ft
SSW 12kt
0.9 m
9.5s 113 (ESE)
0.6 m
4.2s 183 (S)
0.4 m
10.7s 211 (SSW)
+
Mon 21/07
1-2ft
SSW 11kt
0.9 m
9.7s 114 (ESE)
0.4 m
3.8s 185 (S)
0.3 m
10.8s 212 (SSW)
  • bulletin_datetime_utc => 2025-07-19 00:00:00
  • location_identifier => 244
  • timezone => Asia/Tokyo