Yona Bay 48 hour detailed Surf Forecast

Lat Long: 26.76° N 128.19° E

Issued: 2 am 22 Jul 2026 (local time)

Forecast update in hr min

Today's Yona Bay sea temperature is

28.4° 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 (22 Jul):

Morning surf: Morning surf (22 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.
Afternoon surf: Afternoon surf (22 Jul, local time) - 1.5ft (0.4m), 12s period with NE swell.
Evening surf: Evening surf (22 Jul, local time) - 1.5ft (0.4m), 11s period with ENE swell.

The current surf forecast for Yona Bay at 7AM is: 0.5m 9s primary swell from a East direction and 0.3m 6s secondary swell from a West direction (forecast issued at 02:00am July 22). The wind direction is predicted to be glassy.

Time (JST) & Date	Wave Height	Wave Period
Morning (22 Jul)	1.5ft (0.5m)	9s
Afternoon (22 Jul)	1.5ft (0.4m)	12s
Evening (22 Jul)	1.5ft (0.4m)	11s

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

	Short Range Forecast Light rain (total 5mm), mostly falling on Wed morning. Warm (max 30°C on Thu afternoon, min 28°C on Wed morning). Wind will be generally light.
	Wednesday 22								Thursday 23								Friday 24
	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	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	1	1	1	1	1	1	1	1	1	1	0	1	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	E 9	E 9	E 9	E 9	E 9	NE 12	E 10	ENE 11	ENE 11	ENE 11	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
Wave Graph
kJ	42	41	41	41	41	41	47	49	47	103	62	82	80	78	56	56	56	56	56	56	56	55	55	55
Wind (km/h)	SSE	S	SSE	SE	E	ESE	ESE	SE	SSE	SSE	SE	SE	SE	ESE	SE	SE	SE	SSE	SE	ESE	ESE	ESE	ESE	ESE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	cross-off	glassy	glassy	glassy	cross-off	off	off	cross-off	cross-off	off	off	off	off	off	off	off	off	off	off	off	cross-off	off	off
High Tide		00:01AM1.76m				1:03PM1.41m				00:48AM1.70m				3:00PM1.35m				1:48AM1.65m					5:00PM1.41m
Low Tide				6:53AM0.78m				6:21PM1.05m				8:12AM0.78m				7:23PM1.19m					9:35AM0.73m


	—	5:46	—	—	—	—	—	—	—	5:46	—	—	—	—	—	—	—	5:47	—	—	—	—	—	—
	—	—	—	—	—	—	7:20	—	—	—	—	—	—	—	7:20	—	—	—	—	—	—	—	7:19	—
mm	—	—	—	—	1	1	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	—
Temp °C	28	28	27	28	29	29	29	28	28	28	28	28	29	30	29	28	28	28	28	29	30	30	29	28
Feels °C	33	33	32	33	34	33	33	32	33	33	33	31	32	33	32	32	33	33	32	33	33	33	32	32
Swell 1 Height (m) Direction Period (s)	E 9	E 9	E 9	E 9	E 9	E 9	E 10	ENE 11	ENE 11	ENE 11	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	SE 7
kJ	42	41	41	41	41	41	47	49	47	103	62	82	80	78	56	56	56	56	56	56	56	55	55	54
Swell 2 Height (m) Direction Period (s)	W 6	W 6	W 6	W 6	ENE 13	NE 12	NE 12	ENE 8	ENE 8	W 6	W 6	W 6	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 10	ESE 9	ESE 9	ESE 9	SSE 8	ENE 10
kJ	13	13	12	7	33	39	37	23	13	3	3	3	10	10	10	10	10	10	10	9	8	8	6	55
Swell 3 Height (m) Direction Period (s)	SW 7	SW 6	ENE 13	ENE 13	W 6	W 6	W 6	W 7	W 6	E 10	E 10	SE 10	W 6	S 7	S 7	S 7	S 7	S 7	S 7	S 7	S 7	S 8	S 7	S 7
kJ	7	7	18	17	7	6	3	4	3	8	8	4	2	4	4	4	4	4	4	4	4	4	4	4
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	ESE 3	ESE 3	ESE 3	ESE 3	ESE 3	—	SSE 3	SE 3	SE 3	SE 3	SE 4	SE 4	—
kJ	—	—	—	—	—	—	—	—	—	—	—	1	1	1	1	1	—	1	1	1	4	7	12	—
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	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	Udo Shrine Kyu Shu	Yona Bay Okinawa	Yona Bay Okinawa
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	628	0	0
Best forecast wave conditions in Okinawa	Kudaka	Castles	Kudaka	Castles	Castles	Castles	Castles	Castles	Castles	Aja	Aja	Yona Bay	Yona Bay	Aja	Aja	Aja	Aja	Aja	Yona Bay	Yona Bay	Yona Bay		Yona Bay	Steps
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1		1	1
Best forecast wave conditions in Japan	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Osaki Point Shikoku	Castles Okinawa	Okuragahama Kyu Shu	Suruga Bay Shizuoka	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Katagai Chiba	Kuminatu Chiba	Kuminatu Chiba	Mera Chiba	Susuki Shizuoka	Mera Chiba	Kuminatu Chiba	Nunoshima 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
Rating (10 max)	2	2	2	2	1	1	1	1	1	1	2	1	1	1	1	1	1	1	1	1	1	1	2	1
Header Global	Fare Left French Polynesia	Fare Left French Polynesia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Cobblestones Australia	Gas Bay Australia	Bancoora Australia	Cobblestones Australia	Cathedral Rock Australia	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Boneyards South Africa	Albatross South Africa	Brak River South Africa	Point Roadnight Australia	Point Roadnight Australia	Dolphin Point South Africa	Boneyards South Africa	Boneyards South Africa	Glen Eden South Africa	Sea Vista South Africa
Rating (10 max)	5	5	5	5	6	6	5	5	5	5	9	5	4	4	4	4	4	9	9	9	9	8	9	7

Map Icons:
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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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Yona Bay 48 hour detailed Surf Forecast

How big are the waves at Yona Bay today (22 Jul):

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