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Surf Forecasts:
Sosanji Rivermouth surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Sunday 22 Mar 2026 JSTForecast update in hr min s Forecast update imminent
Sosanji Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sosanji Rivermouth sea temperature is
19.7° C
(Which is normal for this time of year)How big are the waves at Sosanji Rivermouth today?
The current surf forecast for Sosanji Rivermouth at 5AM is: 1.8m 7s primary swell from a East direction and 1.5m 7s secondary swell from a East direction, 1.1m 7s secondary swell from a South-southeast direction (forecast issued at 08:00pm March 22). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Mar) | 5.5ft (1.7m) | 7s |
| Afternoon (23 Mar) | 5ft (1.5m) | 7s |
| Evening (23 Mar) | 4.5ft (1.4m) | 6s |
Table - waves today at Sosanji Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sun 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 7 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 216 | 287 | 574 | 440 | 289 | 268 | 239 | 181 | 123 | 141 | 65 | 54 | 42 | 50 | 66 | 68 | 56 | 70 | 63 | 60 | 62 | 105 | 122 | 135 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | on | cross- on | cross- on | cross- on | on | cross- on |
High Tide / height (m) | 8:41PM 1.71 | 8:06AM 1.80 | 9:30PM 1.56 | 8:34AM 1.71 | 10:35PM 1.42 | 9:07AM 1.60 | ||||||||||||||||||
Low Tide / height (m) | 2:17AM 0.70 | 2:52PM 0.13 | 2:48AM 0.88 | 3:38PM 0.23 | 3:25AM 1.05 | |||||||||||||||||||
Sun 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - | - |
| Sunset | 6:25 | - | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - |
 |  | | | |  |  | |  |  |  | | | | | | | | | |  |  | | | |
Rain (mm) | 4 | 2 | 3 | 2 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 5 | 9 | 7 | 4 | 8 |
| Temp. °C | 15 | 16 | 15 | 16 | 14 | 15 | 16 | 16 | 16 | 17 | 16 | 15 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 |
| Feels °C (?) | 11 | 12 | 10 | 13 | 9 | 12 | 14 | 14 | 14 | 15 | 11 | 10 | 9 | 11 | 11 | 12 | 13 | 14 | 15 | 12 | 10 | 11 | 12 | 13 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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