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Surf Forecasts

Niyodo Rivermouth surfForecast / Shikoku / Japan

information circle48hr Weather and Surf, issued 8 pm Saturday 29 Mar 2025 JST
Forecast update in hr  min  s Forecast update imminent
Niyodo Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Niyodo Rivermouth sea temperature is
17.0° C
 (Which is slightly cooler than normal)

How big are the waves at Niyodo Rivermouth today?

The current surf forecast for Niyodo Rivermouth at 1AM is: 0.4m 6s primary swell from a South-southeast direction and 0.2m 4s secondary swell from a East direction (forecast issued at 08:00pm March 29). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & DateWave HeightWave Period
Morning (30 Mar)1ft (0.3m)7s
Afternoon (30 Mar)1ft (0.3m)10s
Evening (30 Mar)1ft (0.3m)10s

Table - waves today at Niyodo Rivermouth. (Swell directed towards the surf break)

Hourly12 Days
Shikoku Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Sat
29
Sunday
30
Monday
31
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sun
06
6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
2
3
3
4
4
3
3
3
2
2
3
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
1
1
1
0
1
1
1
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.5
S
0.4
SSE
0.4
SSE
0.3
SE
0.3
SE
0.3
SE
0.2
E
0.3
E
0.3
E
0.3
E
0.2
E
0.2
E
0.2
ESE
0.2
ESE
0.2
E
0.2
E
0.2
ESE
0.2
E
0.4
E
0.7
E
0.9
E
1
E
1.1
E
1.8
E
2.2
E
2.5
E
2.5
E
2
E
1.9
E
1.7
E
1.6
E
1.6
E
1.6
E
1.5
E
1.3
E
1.1
E
0.9
E
0.8
E
0.7
E
0.6
E
0.6
SE
0.8
SE
0.6
SE
0.7
SE
0.8
SE
0.4
E
0.4
E
0.6
E
0.9
SE
0.9
SE
0.9
SE
0.9
SE
0.9
SE
0.8
ESE
0.8
ESE
0.7
SE
0.8
ESE
1.5
SSW
1.1
SSE
1.4
SSW
Period(s) (?)766777101010101010101012121011101010101091010101010101111101010101010101098888141410999999989566
Wave
Graph
(?)Metric surfscale
Energy (?)22141398891718178810911121010329614617721456387611061223792716569566566545470340244165128987167805560696665671151121101101129696729410887122
Wind
(km/h)
10
N
5
N
10
NW
15
NW
15
N
20
NNW
25
NNW
25
NNW
20
NNW
20
N
15
N
10
N
10
N
5
N
10
S
10
SSE
5
SSE
5
N
5
N
10
N
5
N
5
NW
5
NNW
5
N
5
SSE
5
N
5
NNE
5
NW
5
N
5
N
10
SW
10
SW
0
E
15
N
15
NNW
15
NNW
15
N
10
NNW
5
SSW
5
SSW
5
N
15
N
15
N
10
N
10
NNW
5
NNW
10
SSW
10
S
5
S
5
NNE
10
NNE
5
NNE
5
NE
5
ESE
5
SE
5
ENE
5
E
0
SSW
10
NE
5
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffcross-
off		cross-
off		offcross-
off		cross-
off		cross-
off		offoffoffoffoffoffononglassoffoffoffoffglassglassglassglassoffoffcross-
off		glassoffcross-
on		cross-
on		glassoffoffoffoffcross-
off		glassglassoffoffoffoffoffcross-
off		ononglasscross-
off		cross-
off		cross-
off		cross-
off		glasscross-
on		glassglassglasscross-
off		glass
High Tide
/ height (m)
6:03PM
1.99
6:20AM
1.95
6:48PM
2.01
6:48AM
1.95
7:33PM
1.95
7:17AM
1.91
8:21PM
1.83
7:46AM
1.84
9:14PM
1.66
8:16AM
1.74
10:20PM
1.48
8:49AM
1.62
12:07AM
1.36
9:31AM
1.47
2:41AM
1.39
Low Tide
/ height (m)
12:14AM
0.25
12:31PM
0.17
12:50AM
0.38
1:08PM
0.08
1:25AM
0.55
1:48PM
0.06
2:00AM
0.74
2:30PM
0.12
2:35AM
0.93
3:19PM
0.25
3:12AM
1.10
4:21PM
0.41
4:08AM
1.24
5:55PM
0.54
Sat
29
Sunday
30
Monday
31
Tuesday
01
Wednesday
02
Thursday
03
Friday
04
Saturday
05
Sun
06
Sunrise----5:56-------5:54-------5:54-------5:52-------5:50-------5:50-------5:48-------
Sunset6:22-------6:22-------6:23-------6:23-------6:24-------6:25-------6:27-------6:27---
cloudcloudpart cloudpart cloudclearpart cloudpart cloudclearpart cloudcloudcloudpart cloudclearcloudpart cloudclearpart cloudcloudcloudcloudcloudcloudcloudpart cloudpart cloudpart cloudpart cloudcloudcloudcloudcloudpart cloudrain showersclearclearclearclearclearpart cloudpart cloudpart cloudpart cloudcloudcloudpart cloudclearclearclearclearclearclearpart cloudcloudcloudcloudlight rainpart cloudlight rainrain showerspart cloud
Rain (mm)
--------------------------------1----------------------1-29-
Temp. °C12119867897543371010108878109111211111111131616161211981316161512109813151514121091013141314121112
Feels °C (?)885410110-1-1-2-23667553477911999911141415985391313127665101112121076812121213121011
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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View detailed surf forecast for Niyodo Rivermouth at:
surf-forecast.com

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