Yona Bay 48 hour detailed Surf Forecast

Lat Long: 26.76° N 128.19° E

Issued: 2 pm 23 Jul 2026 (local time)

Forecast update in hr min

Today's Yona Bay sea temperature is

28.7° C

Yona Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Surf Forecasts:

How big are the waves at Yona Bay today (23 Jul):

Afternoon surf: Afternoon surf (23 Jul, local time) - 2ft (0.6m), 10s period with ENE swell.
Evening surf: Evening surf (23 Jul, local time) - 1.5ft (0.5m), 10s period with ENE swell.

The current surf forecast for Yona Bay at 7PM is: 0.5m 10s primary swell from a East-northeast direction (forecast issued at 02:00pm July 23). An open ocean swell of 0.2m 10s is not directed at the surf break, a second open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (23 Jul)	-	-
Afternoon (23 Jul)	2ft (0.6m)	10s
Evening (23 Jul)	1.5ft (0.5m)	10s

Table - waves today at Yona Bay. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 30°C on Thu afternoon, min 27°C on Sat night). Wind will be generally light.
	Thu 23				Friday 24								Saturday 25
	12 PM	3 PM	6 PM	9 PM	12 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	12 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9
Wave Graph
kJ	80	78	56	56	56	56	56	56	56	55	55	38	37	37	31	29	29	28	28	28
Wind (km/h)	ESE	SE	SE	SE	SSE	SSE	SE	SE	SE	SE	SE	SSE	SSE	SE	SSE	SSE	ESE	E	ESE	SE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	off	off	off	off	off	off	off	off	off	off	off	off	off	cross-off	cross-off	cross-off	off	off
High Tide		3:00PM1.35m				1:48AM1.65m					5:00PM1.41m			3:00AM1.63m						6:04PM1.51m
Low Tide				7:23PM1.19m					9:35AM0.73m				9:05PM1.28m				10:43AM0.64m


	—	—	—	—	—	5:47	—	—	—	—	—	—	—	5:47	—	—	—	—	—	—
	—	—	7:20	—	—	—	—	—	—	—	7:19	—	—	—	—	—	—	—	7:19	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	29	30	30	29	28	28	28	29	30	30	30	29	28	28	28	29	30	30	30	29
Feels °C	32	33	34	34	33	33	33	32	33	33	35	35	33	33	33	34	35	34	34	34
Swell 1 Height (m) Direction Period (s)	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	SE 7	SSE 8	SSE 7	SSE 9	SSE 9	SSE 9	SSE 9	SSE 9	SSE 8
kJ	80	78	56	56	56	56	56	56	56	55	55	27	39	35	111	140	140	169	134	118
Swell 2 Height (m) Direction Period (s)	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 9	ESE 9	ESE 9	S 8	ENE 10	ENE 10	ENE 10	ENE 10	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9
kJ	10	10	10	10	10	10	10	9	8	8	4	38	37	37	31	29	29	28	28	28
Swell 3 Height (m) Direction Period (s)	W 6	S 7	S 7	S 7	S 7	S 7	S 7	S 7	S 8	S 8	SE 17	S 7	SE 11	SSE 9	ESE 11	ESE 11	SE 10	SE 10	SE 10	SE 10
kJ	2	4	4	4	4	4	4	4	4	4	11	4	19	27	11	11	17	17	25	25
Wind waves Height (m) Direction Period (s)	—	ESE 2	ESE 3	ESE 3	ESE 3	ESE 3	SE 3	SE 3	SE 3	SE 4	SE 9	—	—	—	—	—	—	—	—	—
kJ	—	1	1	1	1	1	1	2	3	2	31	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Aha Rivermouth Okinawa	Aha Rivermouth Okinawa	Ko-Chan (Hedo Point) Okinawa	Ko-Chan (Hedo Point) Okinawa	Ko-Chan (Hedo Point) Okinawa	Corners Okinawa	Corners Okinawa	Corners Okinawa	Corners Okinawa
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	2	2	2	2	2	2
Distance (km)	0	0	0	0	0	0	0	0	0	0	0	12	12	14	14	14	64	64	64	64
Best forecast wave conditions in Okinawa	Yona Bay	Aja	Aja	Aja	Aja	Aja	Yona Bay	Yona Bay	Yona Bay	Yona Bay	Yona Bay	Rocky Point	Steps	Steps	Ko-Chan (Hedo Point)	Ko-Chan (Hedo Point)	Steps	Steps	Steps	Steps
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	2	2	2	2	2	2
Best forecast wave conditions in Japan	Mera Chiba	Mera Chiba	Mera Chiba	Kuminatu Chiba	Nunoshima Shikoku	Niyodo Rivermouth Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Nunoshima Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Ko-Chan (Hedo Point) Okinawa	Ko-Chan (Hedo Point) Okinawa	Steps Okinawa	Steps Okinawa	Steps Okinawa	Steps Okinawa
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	2	1	1	1	2	2	2	2	2	2
Header Global	Etang-Sale Reunion	Cobblestones Australia	Point Roadnight Australia	Benkunqut Indonesia	Blackfellows Australia	Point Roadnight Australia	Point Roadnight Australia	Dolphin Point South Africa	Dolphin Point South Africa	Boneyards South Africa	Boneyards South Africa	Bruces Beauties South Africa	Cathedral Rock Australia	Cathedral Rock Australia	Papatowai New Zealand	Nine Mile New Zealand	Boneyards South Africa	Nine Mile New Zealand	Blaketown Wedge New Zealand	Blaketown Wedge New Zealand
Rating (10 max)	4	4	7	4	4	9	9	9	9	9	9	7	9	8	6	9	5	6	5	5

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

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Yona Bay 48 hour detailed Surf Forecast

How big are the waves at Yona Bay today (23 Jul):

Short Range Forecast

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