Yona Bay 48 hour detailed Surf Forecast

Lat Long: 26.76° N 128.19° E

Issued: 8 am 24 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 (24 Jul):

Morning surf: Morning surf (24 Jul, local time) - 1.5ft (0.5m), 10s period with ENE swell.
Afternoon surf: Afternoon surf (24 Jul, local time) - 1.5ft (0.5m), 10s period with ENE swell.
Evening surf: Evening surf (24 Jul, local time) - 1.5ft (0.4m), 10s period with ENE swell.

The current surf forecast for Yona Bay at 12PM is: 0.5m 10s primary swell from a East-northeast direction (forecast issued at 08:00am July 24). An open ocean swell of 0.2m 9s is not directed at the surf break, a second open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (24 Jul)	1.5ft (0.5m)	10s
Afternoon (24 Jul)	1.5ft (0.5m)	10s
Evening (24 Jul)	1.5ft (0.4m)	10s

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

	Short Range Forecast Mostly dry. Warm (max 30°C on Fri morning, min 28°C on Fri night). Wind will be generally light.
	Friday 24						Saturday 25								Sunday 26
	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	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 Period (s)	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	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	S 8	S 9
Wave Graph
kJ	56	56	56	55	55	38	37	37	31	29	29	28	28	28	28	16	16	16	16	16	0	0
Wind (km/h)	SE	SE	SE	SE	SSE	SE	SE	SE	SSE	SE	E	ESE	ESE	SE	S	SW	N	NNE	NE	ENE	E	E
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	off	off	off	off	off	off	cross-off	off	cross-off	cross-off	off	off	cross-off	glassy	glassy	cross	cross	cross-off	cross-off	cross-off
High Tide					5:00PM1.41m			3:00AM1.63m						6:04PM1.51m			4:07AM1.65m					6:40PM1.60m
Low Tide			9:35AM0.73m				9:05PM1.28m				10:43AM0.64m				10:41PM1.29m				11:32AM0.55m


	5:47	—	—	—	—	—	—	5:47	—	—	—	—	—	—	—	5:48	—	—	—	—	—	—
	—	—	—	—	7:19	—	—	—	—	—	—	—	7:19	—	—	—	—	—	—	—	7:17	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	28	29	30	30	30	29	29	28	28	29	30	30	30	29	28	28	28	28	29	29	29	29
Feels °C	32	33	33	33	34	34	34	33	33	34	34	33	34	33	33	34	34	33	33	33	33	33
Swell 1 Height (m) Direction Period (s)	ENE 10	ENE 10	ENE 10	ENE 10	ENE 10	SSE 7	SSE 7	SSE 8	SSE 8	SSE 8	SSE 9	SSE 9	SSE 8	SSE 8	SSE 8	S 8	S 8	S 8	S 9	S 9	S 8	S 9
kJ	56	56	56	55	55	37	43	69	99	101	143	140	120	115	115	108	84	113	122	96	92	74
Swell 2 Height (m) Direction Period (s)	ESE 10	ESE 9	ESE 9	ESE 9	SE 9	ENE 10	ENE 10	ENE 10	ENE 10	ENE 9	ENE 9	ENE 9	ENE 9	ENE 9	SE 10	SE 10	ENE 9	SE 10	SE 10	SE 11	SE 11	SE 11
kJ	10	9	8	8	14	38	37	37	31	29	29	28	28	28	25	25	16	26	27	30	30	29
Swell 3 Height (m) Direction Period (s)	S 7	S 7	S 8	S 8	S 8	S 7	S 9	ESE 11	ESE 11	SE 11	SE 10	SE 10	SE 10	SE 10	ENE 9	ENE 9	SE 10	ENE 9	ENE 9	ENE 9	SW 10	SSW 8
kJ	4	4	4	4	4	4	14	12	11	18	17	17	25	25	28	16	25	16	16	16	24	14
Wind waves Height (m) Direction Period (s)	SE 3	SE 3	SE 4	SE 4	SE 4	—	—	—	—	—	—	—	—	—	—	—	—	—	—	ENE 2	ENE 3	ENE 3
kJ	2	3	4	5	5	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	1	1
Nearest Offshore or Glassy	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Yona Bay Okinawa	Ko-Chan (Hedo Point) Okinawa	Corners Okinawa	Corners Okinawa	Ko-Chan (Hedo Point) Okinawa	Corners Okinawa	Corners Okinawa	Corners Okinawa	Corners Okinawa	Corners Okinawa	Aha Rivermouth Okinawa	Ko-Chan (Hedo Point) Okinawa	Ko-Chan (Hedo Point) Okinawa	Corners Okinawa	Corners Okinawa	Corners Okinawa	Corners Okinawa	Corners Okinawa
Rating (10 max)	1	1	1	1	1	1	1	1	2	2	1	2	1	1	1	1	1	1	1	1	1	1
Distance (km)	0	0	0	0	0	14	64	64	14	64	64	64	64	64	12	14	14	64	64	64	64	64
Best forecast wave conditions in Okinawa	Yona Bay	Yona Bay	Yona Bay	Yona Bay	Rocky Point	Steps	Steps	Steps	Ko-Chan (Hedo Point)	Steps	Steps	Steps	Steps	Steps	Ko-Chan (Hedo Point)	Suicide Cliffs	Suicide Cliffs	Suicide Cliffs	Steps	Steps	Steps	Steps
Rating (10 max)	1	1	1	1	1	1	1	1	2	2	1	2	1	1	2	2	2	2	1	1	1	1
Best forecast wave conditions in Japan	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	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Ko-Chan (Hedo Point) Okinawa	Steps Okinawa	Kaiser's (Hachijojima Island) Izu Islands	Steps Okinawa	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Ko-Chan (Hedo Point) Okinawa	Suicide Cliffs Okinawa	Suicide Cliffs Okinawa	Suicide Cliffs Okinawa	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Nunoshima Shikoku	Niyodo Rivermouth Shikoku	Nunoshima Shikoku
Rating (10 max)	1	1	1	1	1	2	1	1	2	2	1	2	1	1	2	2	2	2	1	1	1	1
Header Global	Point Roadnight Australia	Dolphin Point South Africa	Fish Boma South Africa	Boneyards South Africa	Boneyards South Africa	Sea Vista South Africa	Glen Eden South Africa	Cathedral Rock Australia	Blaketown Wedge New Zealand	Boneyards South Africa	Boneyards South Africa	Papatowai New Zealand	Blaketown Wedge New Zealand	Blaketown Wedge New Zealand	Fox River New Zealand	Bell Block Reef New Zealand	Mangahume New Zealand	Raglan-Indicators New Zealand	Raglan-Indicators New Zealand	Tahai Chile	Ahijedero Mexico	Ahijedero Mexico
Rating (10 max)	9	9	9	9	9	8	6	7	5	5	5	5	5	5	5	5	5	5	5	5	4	4

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

Latest Updates

Ben Mondy

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Yona Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Yona Bay 48 hour detailed Surf Forecast

How big are the waves at Yona Bay today (24 Jul):

Short Range Forecast

Latest Updates

Summer School: The Timeline of The Boardshort

How Our WaveFinder Tool Makes Forecasting Easier Than Ever Before

The Five Best Forecasts For International Surfing Day 2026

Best Surf Travel Deals & Discounts For 2026 To Help Make Surf Travel Cheaper

Let Our Surf Alerts Do All Your Forecast Heavy Lifting

FREE! Surf-Forecast.com widget for your website