Yona Bay 48 hour detailed Surf Forecast

Lat Long: 26.76° N 128.19° E

Issued: 8 pm 22 Jul 2026 (local time)

Forecast update in hr min

Today's Yona Bay sea temperature is

28.5° 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):

Morning surf: Morning surf (23 Jul, local time) - 2ft (0.6m), 10s period with ENE swell.
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 3AM is: 0.7m 11s primary swell from a East-northeast direction and 0.2m 6s secondary swell from a West direction (forecast issued at 08:00pm July 22). The wind direction is predicted to be glassy.

Time (JST) & Date	Wave Height	Wave Period
Morning (23 Jul)	2ft (0.6m)	10s
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 Light rain (total 2mm), mostly falling on Fri night. Warm (max 30°C on Thu afternoon, min 28°C on Wed night). Wind will be generally light.
	Wed 22		Thursday 23								Friday 24
	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
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	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	47	49	47	103	72	82	80	78	56	56	56	56	56	56	56	55	55	55
Wind (km/h)	ESE	SSE	SSE	SSE	SE	ESE	SE	SE	SE	SE	SE	SSE	SE	SE	ESE	ESE	ESE	ESE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	cross-off	glassy	glassy	off	off	off	off	off	off	off	off	off	off	off	off	cross-off
High Tide				00:48AM1.70m				3:00PM1.35m				1:48AM1.65m					5:00PM1.41m
Low Tide		6:21PM1.05m				8:12AM0.78m				7:23PM1.19m					9:35AM0.73m


	—	—	—	5:46	—	—	—	—	—	—	—	5:47	—	—	—	—	—	—
	7:20	—	—	—	—	—	—	—	7:20	—	—	—	—	—	—	—	7:19	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	29	29	28	28	28	29	29	30	30	28	28	28	28	29	29	30	29	29
Feels °C	32	33	33	33	33	33	32	33	34	32	33	33	32	32	32	33	32	34
Swell 1 Height (m) Direction Period (s)	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
kJ	47	49	47	103	72	82	80	78	56	56	56	56	56	56	56	55	55	55
Swell 2 Height (m) Direction Period (s)	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	SE 9	SE 8
kJ	37	23	13	3	3	3	10	10	10	10	10	10	10	9	8	8	14	9
Swell 3 Height (m) Direction Period (s)	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 8	S 8	S 8	S 7
kJ	3	4	3	8	8	4	2	4	4	4	4	4	4	4	4	4	5	4
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	ESE 2	ESE 3	ESE 3	ESE 3	ESE 3	—	ESE 2	SE 2	SE 3	SE 4	SE 4	SE 4
kJ	—	—	—	—	—	—	1	1	1	1	1	—	1	1	2	4	6	6
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
Rating (10 max)	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
Best forecast wave conditions in Okinawa	Castles	Castles	Kudaka	Aja	Aja	Yona Bay	Yona Bay	Aja	Aja	Aja	Ko-Chan (Hedo Point)	Rocky Point	Yona Bay	Yona Bay	Yona Bay	Yona Bay	Yona Bay	Yona Bay
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Best forecast wave conditions in Japan	Okuragahama Kyu Shu	Kisami-Ohama Beach Shizuoka	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Big Ben Chiba	Kuminatu Chiba	Amatu Chiba	Mera Chiba	Mera Chiba	Mera Chiba	Malibu Chiba	Kuminatu Chiba	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Takegashima Shikoku	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands
Rating (10 max)	1	1	1	2	2	1	1	1	1	1	1	1	1	1	1	1	2	1
Header Global	Cow Bombie Australia	Cobblestones Australia	Viri Inga O Tuki Chile	Viri Inga O Tuki Chile	Viri Inga O Tuki Chile	Cobblestones Australia	Benkunqut Indonesia	Cobblestones Australia	Point Roadnight Australia	Benkunqut Indonesia	Benkunqut Indonesia	The Hoek South Africa	Point Roadnight Australia	Dolphin Point South Africa	Dolphin Point South Africa	Boneyards South Africa	Boneyards South Africa	East Pier (Port Alfred) South Africa
Rating (10 max)	5	5	8	7	6	5	4	4	5	4	4	6	9	9	9	9	9	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):

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