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Surf Forecasts:
Aha Rivermouth surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 pm Tuesday 24 Feb 2026 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
21.5° C
(Which is normal for this time of year)How big are the waves at Aha Rivermouth today?
The current surf forecast for Aha Rivermouth at 8PM is: 1.4m 7s primary swell from a Southeast direction and 1.2m 7s secondary swell from a Southeast direction, 0.5m 7s secondary swell from a North direction (forecast issued at 02:00pm February 24). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Feb) | - | - |
| Afternoon (24 Feb) | 4.5ft (1.3m) | 7s |
| Evening (24 Feb) | 4ft (1.2m) | 7s |
Table - waves today at Aha Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 128 | 155 | 149 | 139 | 119 | 152 | 136 | 140 | 103 | 104 | 126 | 176 | 383 | 340 | 372 | 367 | 363 | 410 | 410 | 363 | 370 | 370 | 318 | 324 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | glass | glass | cross- off | cross- off | cross- off |
High Tide / height (m) | 10:44AM 1.54 | 12:44AM 1.17 | 11:41AM 1.44 | 3:13AM 1.17 | 1:20PM 1.37 | 4:43AM 1.30 | ||||||||||||||||||
Low Tide / height (m) | 5:57PM 0.30 | 5:35AM 0.90 | 7:32PM 0.34 | 7:33AM 1.02 | 9:14PM 0.28 | |||||||||||||||||||
Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:52 |
| Sunset | - | - | 6:23 | - | - | - | - | - | - | - | 6:23 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - |
 |  | |  | |  |  |  |  | |  | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 3 | 2 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | 5 |
| Temp. °C | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| Feels °C (?) | 16 | 17 | 18 | 18 | 17 | 18 | 18 | 19 | 19 | 17 | 18 | 18 | 15 | 16 | 15 | 16 | 17 | 17 | 18 | 18 | 19 | 18 | 18 | 18 |
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