Choshi 48 hour detailed Surf Forecast

Lat Long: 35.71° N 140.80° E

Issued: 2 am 28 Oct 2026 (local time)

Forecast update in hr min

Today's Choshi sea temperature is

23.1°C

Choshi 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 Choshi today (28 Oct):

Morning surf: Morning surf (28 Oct, local time) - 1.5ft (0.4m), 8s period with SSE swell.
Afternoon surf: Afternoon surf (28 Oct, local time) - 1ft (0.3m), 11s period with ESE swell.
Evening surf: Evening surf (28 Oct, local time) - 1ft (0.3m), 11s period with ESE swell.

The current surf forecast for Choshi at 8AM is: 0.5m 8s primary swell from a South direction and 0.3m 10s secondary swell from a East-southeast direction (forecast issued at 02:00am October 28). An open ocean swell of 1.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (28 Oct)	1.5ft (0.4m)	8s
Afternoon (28 Oct)	1ft (0.3m)	11s
Evening (28 Oct)	1ft (0.3m)	11s

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

	Short Range Forecast Heavy rain (total 56mm), heaviest during Fri morning. Very mild (max 19°C on Fri afternoon, min 14°C on Wed afternoon). Wind will be generally light.
	Wednesday 28								Thursday 29								Friday 30
	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)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	0	2	4	4	4	4	2	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ESE 10	ESE 10	SSE 8	SSE 8	ESE 10	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	NE 6	ESE 11	SE 14	ESE 13	SE 5	SE 6	SSE 7	SSE 8	SSE 8	SSE 8	SSE 8	SSE 8	SE 8	SE 8
Wave Graph
kJ	33	32	32	20	21	22	22	23	23	23	36	22	31	35	67	128	230	803	908	722	726	657	289	239
Wind (km/h)	NNW	NNW	NNW	NNW	N	NNE	N	NNE	NNE	ENE	ENE	E	SE	SSW	WSW	SW	SW	SW	WNW	NNE	E	SW	WSW	WSW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross	cross-on	on	cross	cross-off	cross	cross	cross	off	glassy	glassy	cross-off	cross-off	cross-off
High Tide			5:45AM1.44m				4:09PM1.56m					6:37AM1.38m			4:37PM1.56m					7:35AM1.31m			5:07PM1.52m
Low Tide	10:48PM0.04m				10:47AM0.97m				11:28PM0.01m				11:18AM1.05m					00:12AM0.04m			11:49AM1.11m


	—	5:54	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—
	—	—	—	—	—	4:45	—	—	—	—	—	—	—	4:45	—	—	—	—	—	—	—	4:44	—	—
mm	1	—	—	—	—	—	—	—	—	—	—	—	1	2	1	1	1	2	11	32	5	—	—	—
Temp °C	19	16	15	15	16	15	14	14	14	14	14	15	17	18	18	18	18	18	15	15	17	18	19	18
Feels °C	15	8	7	9	10	9	8	10	11	11	9	11	14	14	18	16	15	16	14	16	19	19	19	16
Swell 1 Height (m) Direction Period (s)	SSE 8	SSE 8	SSE 8	SSE 8	SSE 8	NE 6	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	NE 5	ESE 10	ESE 13	SE 13	ESE 13	SE 8	SE 8	SE 8	SE 8	SE 8	SE 8	SE 8
kJ	33	32	32	19	11	47	22	23	23	23	23	22	7	22	59	43	62	362	382	349	311	355	289	239
Swell 2 Height (m) Direction Period (s)	E 6	ESE 10	ESE 10	ESE 10	ESE 10	ESE 11	SSE 7	SSE 7	SSE 7	SSE 7	NNE 12	ESE 14	ESE 10	ESE 13	SE 13	ESE 13	NE 7	ESE 13	ESE 12	SE 12	ESE 12	ESE 12	SE 12	ESE 12
kJ	20	32	20	20	21	22	5	5	5	5	13	21	22	35	44	34	2	62	60	40	58	57	37	104
Swell 3 Height (m) Direction Period (s)	ESE 10	ESE 6	—	—	—	SSE 7	—	SE 16	SE 16	E 15	E 15	NE 11	SE 14	SE 13	NE 10	NNE 7	NE 15	NE 13	NE 12	NE 12	NE 12	SE 15	ESE 15	NE 12
kJ	31	4	—	—	—	10	—	10	10	17	17	19	31	28	15	5	9	7	6	6	6	9	21	5
Wind waves Height (m) Direction Period (s)	NE 6	NNE 6	NNE 7	NNE 7	NNE 6	NNE 7	NE 7	NE 7	NE 7	NE 6	NE 6	NE 5	ESE 3	SE 4	SE 5	SE 6	SSE 7	SSE 8	SSE 8	SSE 8	SSE 8	SSE 8	—	—
kJ	49	124	187	186	104	191	71	132	121	56	36	19	2	16	67	128	230	803	908	722	726	657	—	—
Nearest Offshore or Glassy	Katagai Chiba	Hanamizu River Kanagawa	Suruga Bay Shizuoka	Onjuku Chiba	Katagai Chiba	Katagai Chiba	Onjuku Chiba	Onjuku Chiba	Katagai Chiba	Dead Man's Land Shikoku	Omaezaki Shizuoka	Omaezaki Shizuoka	Shida Chiba	Torami Chiba	Choshi Chiba	Katagai Chiba	Uchiboso Chiba	Katagai Chiba	Choshi Chiba	Choshi Chiba	Choshi Chiba	Choshi Chiba	Choshi Chiba	Katagai Chiba
Rating (10 max)	1	1	1	2	1	1	1	1	1	1	1	1	1	1	1	2	1	3	4	4	4	4	2	2
Distance (km)	37	147	257	71	37	37	71	71	37	631	266	266	56	52	0	37	117	37	0	0	0	0	0	37
Best forecast wave conditions in Chiba	Mera			Onjuku	Mera	Mera	Mera	Onjuku	Katagai				Mera	Kamogawa	Mera	Mera	Uchiboso	Katagai	Kamogawa	Katagai	Kamogawa	Tsurigasaki Surfing Beach (Tokyo 2020)	Kamogawa	Tsurigasaki Surfing Beach (Tokyo 2020)
Rating (10 max)	2			2	1	1	1	1	1				1	2	2	2	1	3	4	4	4	4	3	3
Best forecast wave conditions in Japan	Mera Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Onjuku Chiba	Niyodo Rivermouth Shikoku	Mera Chiba	Mera Chiba	Buma Okinawa	Katagai Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kamogawa Chiba	Mera Chiba	Niijima - Habushiura Izu Islands	Niijima - Habushiura Izu Islands	Katagai Chiba	Kamogawa Chiba	Niijima - Awaii Izu Islands	Kamogawa Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Akabane Long Beach Shizuoka	Niyodo Rivermouth Shikoku
Rating (10 max)	2	1	1	2	1	1	1	2	1	1	1	1	1	2	2	2	2	3	4	4	4	4	3	3
Header Global	Achadas Da Cruz Portugal	Viri Inga O Tuki Chile	Viri Inga O Tuki Chile	Viri Inga O Tuki Chile	Cavalos de Fao Portugal	The Bowl United Kingdom	Ahijedero Mexico	Nugget Point New Zealand	Dunedin - Bobs Beach New Zealand	Bancoora Australia	Papatowai New Zealand	Achadas Da Cruz Portugal	Afife Portugal	Tahai Chile	Tahai Chile	Luna Park Australia	Easter Reef Australia	Shipstern Bluff Australia	Easter Reef Australia	Easter Reef Australia	Bay of Skaill United Kingdom	Lebu Chile	Lebu Chile	Lebu Chile
Rating (10 max)	4	6	6	7	5	7	4	5	5	5	8	4	4	5	5	5	5	9	5	5	4	5	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)

Latest Updates

Ben Mondy

British Norms Batten Down the Hatches, Surfers Wax Up the Guns as Storm Austen Approaches.

storm austen

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 Choshi 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.

Choshi 48 hour detailed Surf Forecast

How big are the waves at Choshi today (28 Oct):

Short Range Forecast

Latest Updates

British Norms Batten Down the Hatches, Surfers Wax Up the Guns as Storm Austen Approaches.

Surf-Forecast Now Has Webcams

Road Testing the new Db Surf Roller Pro

Summer's Short. Life Is Long.

Roadsurfing in the Basque country

FREE! Surf-Forecast.com widget for your website