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Surf Forecasts:
Aha Rivermouth surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 am Sunday 09 Nov 2025 JSTForecast update in hr min s Forecast update imminent
Aha Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aha Rivermouth sea temperature is
27.3° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Aha Rivermouth today?
The current surf forecast for Aha Rivermouth at 5AM is: 1.4m 11s primary swell from a East direction and 0.8m 10s secondary swell from a East-northeast direction (forecast issued at 02:00am November 09). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Nov) | 4.5ft (1.4m) | 10s |
| Afternoon (09 Nov) | 4.5ft (1.4m) | 10s |
| Evening (09 Nov) | 5ft (1.5m) | 15s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 09 | Monday 10 | Tuesday 11 | ||||||||||||||||||||||
| 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 | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 15 | 13 | 13 | 10 | 10 | 10 | 8 | 8 | 9 | 9 | 9 | 10 | 6 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 457 | 449 | 432 | 384 | 386 | 361 | 384 | 979 | 690 | 757 | 233 | 277 | 260 | 532 | 572 | 415 | 332 | 300 | 354 | 214 | 326 | 581 | 621 | 607 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross | cross- on | cross- on | on | on | on | cross- on | on | on | on | on | on | on | on | on | cross- on | on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 9:26AM 1.73 | 8:33PM 1.88 | 10:20AM 1.62 | 9:19PM 1.74 | 11:26AM 1.53 | |||||||||||||||||||
Low Tide / height (m) | 2:45AM -0.01 | 2:50PM 0.89 | 3:33AM 0.11 | 3:40PM 0.98 | 4:28AM 0.27 | 4:48PM 1.05 | ||||||||||||||||||
Sunday 09 | Monday 10 | Tuesday 11 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:41 | - | - | - | - | - | - | - | 6:41 | - | - | - | - | - | - | - | 6:41 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:38 | - | - | - | - | - | - | - | 5:38 | - | - | - | - | - | - | - | 5:37 | - | - |
 | |  |  |  |  |  | | | | | | |  |  | | |  | |  | | |  |  | |
Rain (mm) | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | 1 | 1 | 2 | 6 | 13 |
| Temp. °C | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 23 | 24 | 24 | 24 | 23 |
| Feels °C (?) | 25 | 26 | 27 | 28 | 29 | 29 | 28 | 25 | 25 | 24 | 23 | 20 | 19 | 20 | 19 | 19 | 21 | 21 | 22 | 23 | 25 | 26 | 24 | 20 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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