Aha Rivermouth Surf Forecast

/ Okinawa (32 surf breaks) /

Japan (129 surf breaks) / Lat Long: (26.72° N 128.30° E)

Surf Forecasts:

Aha Rivermouth surfForecast / Okinawa / Japan

48hr Weather and Surf, issued 8 pm Monday 13 Oct 2025 JST

Forecast 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 29.2° C
(Which is 2.1°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 2AM is: 0.4m 8s primary swell from a Northeast direction and 0.3m 6s secondary swell from a North-northeast direction (forecast issued at 08:00pm October 13). The wind direction is predicted to be onshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (14 Oct)	1.5ft (0.4m)	8s
Afternoon (14 Oct)	1.5ft (0.4m)	9s
Evening (14 Oct)	1.5ft (0.4m)	8s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Mon 13		Tuesday 14								Wednesday 15								Thursday 16
	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)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	NE	NE	NE	NE	NE	NE	NE	NE	NE	ESE	ESE	ESE	ESE	E	ESE	E	E	E	NE	ESE	ESE	ESE	ESE	ESE
Period(s) (?)	9	9	9	8	8	8	8	9	9	8	8	8	7	4	8	4	4	4	11	5	6	6	6	6
Wave Graph (?)
kJ (?)	15	20	19	18	18	18	18	19	19	20	19	19	18	11	11	13	14	25	32	42	43	36	38	32
Wind (km/h)	NE	NNE	NNE	ENE	NE	ENE	ENE	NE	NE	ENE	E	E	ENE	E	E	E	E	E	ESE	ESE	ESE	ESE	E	E
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	on	on	on	on	on	on	on	on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross- on	cross- on	cross- on	cross- on
High Tide / height (m)			10:19PM 1.67					1:32PM 1.46			11:46PM 1.51						3:15PM 1.52			2:06AM 1.46
Low Tide / height (m)	4:38PM 1.16				5:57AM 0.52					6:31PM 1.24				7:37AM 0.61				8:50PM 1.15					9:07AM 0.60

	Mon 13		Tuesday 14								Wednesday 15								Thursday 16
Sunrise	-	-	-	-	-	6:24	-	-	-	-	-	-	-	6:24	-	-	-	-	-	-	-	6:26	-	-
Sunset	6:00	-	-	-	-	-	-	-	6:00	-	-	-	-	-	-	5:59	-	-	-	-	-	-	-	5:58

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	1	1	-	-	-	-	1	1	-	-	-
Temp. °C	27	27	27	27	27	27	27	27	28	28	27	28	27	27	27	28	28	28	28	28	27	27	28	28
Feels °C (?)	30	30	30	30	31	30	28	28	30	29	28	29	28	29	29	30	30	29	30	31	30	29	31	31

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for Okinawa

Wind Update Continuing clean conditions at Aha Rivermouth (light winds from the N at Nago 37 km from Aha Rivermouth). 0.4m 7s swell from the NE with a 0.2m 9s swell from the E and a 0.2m 2s local chop from the NNE. 3 swells combining to make bigger set waves.
57 minutes ago Aha Rivermouth

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37 km away, 57 min ago

6 km/h

0.0

29.2

Air / Water (°C)

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