Choshi 48 hour detailed Surf Forecast

Lat Long: 35.71° N 140.80° E

Issued: 2 am 27 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 (27 Oct):

Morning surf: Morning surf (27 Oct, local time) - 4ft (1.2m), 8s period with ESE swell.
Afternoon surf: Afternoon surf (27 Oct, local time) - 2.5ft (0.8m), 7s period with ESE swell.
Evening surf: Evening surf (27 Oct, local time) - 1.5ft (0.5m), 8s period with S swell.

The current surf forecast for Choshi at 7AM is: 1.3m 8s primary swell from a East-southeast direction and 0.1m 14s secondary swell from a Southeast direction (forecast issued at 02:00am October 27). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (27 Oct)	4ft (1.2m)	8s
Afternoon (27 Oct)	2.5ft (0.8m)	7s
Evening (27 Oct)	1.5ft (0.5m)	8s

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

	Short Range Forecast Moderate rain (total 10mm), heaviest on Thu afternoon. Very mild (max 19°C on Tue morning, min 13°C on Wed night). Mainly fresh winds.
	Tuesday 27								Wednesday 28								Thursday 29
	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	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	E 7	ESE 8	ESE 8	ESE 8	ESE 8	ESE 7	ESE 7	S 8	ESE 10	SSE 8	SSE 8	S 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
Wave Graph
kJ	557	283	220	155	99	65	47	29	31	44	33	29	21	22	22	23	23	23	43	22	36	35	59	109
Wind (km/h)	NE	N	N	NNE	NNE	NNE	NE	NE	N	N	NNW	NNW	N	N	N	NNE	NNE	NE	ENE	ENE	SE	SW	SW	W
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross	cross	cross-on	on	cross	cross	cross-off
High Tide			4:56AM1.46m				3:43PM1.54m				5:45AM1.44m				4:09PM1.56m					6:37AM1.38m			4:37PM1.56m
Low Tide	10:10PM0.13m				10:15AM0.88m				10:48PM0.04m				10:47AM0.97m				11:28PM0.01m				11:18AM1.05m


	—	5:52	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—	—	5:54	—	—	—	—	—	—
	—	—	—	—	—	4:46	—	—	—	—	—	—	—	4:45	—	—	—	—	—	—	—	4:45	—	—
mm	3	1	1	—	—	1	1	—	—	1	—	—	—	—	—	—	—	—	—	—	1	3	—	—
Temp °C	19	20	19	18	19	19	19	19	19	17	15	15	16	15	14	14	13	13	14	15	16	18	18	17
Feels °C	18	17	15	14	17	17	18	18	19	10	7	7	8	8	8	10	9	9	10	10	14	16	16	16
Swell 1 Height (m) Direction Period (s)	ESE 7	ESE 8	ESE 8	ESE 8	ESE 8	ESE 7	ESE 7	NE 6	NE 6	SSE 8	SSE 8	S 8	SSE 7	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 10	ESE 10	ESE 13	SE 6
kJ	225	283	220	155	99	65	47	40	34	44	33	29	18	22	22	23	23	23	22	22	22	21	59	109
Swell 2 Height (m) Direction Period (s)	NE 8	S 14	SE 14	S 7	SSE 7	SSE 8	S 8	ESE 7	SSE 7	ESE 10	ESE 10	ESE 10	ESE 10	SSE 6	SSE 7	SSE 7	SSE 7	E 15	NNE 11	NE 11	SE 14	ESE 13	SE 13	SE 13
kJ	48	4	8	9	17	19	34	26	31	32	20	20	21	4	10	5	5	17	12	19	31	35	44	43
Swell 3 Height (m) Direction Period (s)	SE 14	SE 15	SE 14	SE 14	S 13	—	ESE 9	S 8	ESE 10	ESE 6	—	—	—	S 7	E 15	SE 16	SE 16	SSE 7	E 15	ESE 14	ESE 14	SE 13	NE 10	ESE 13
kJ	8	8	8	7	4	—	35	29	31	7	—	—	—	4	4	10	10	5	17	21	36	28	4	34
Wind waves Height (m) Direction Period (s)	E 7	NNE 6	NNE 6	NNE 5	NE 6	NE 6	NE 6	NE 6	—	NE 6	NNE 7	N 5	N 5	NNE 6	NE 7	NE 7	NE 7	NE 6	NE 6	NE 5	ENE 4	ESE 4	SE 5	SSW 4
kJ	557	34	43	78	75	54	46	83	—	45	137	103	61	74	102	136	105	66	43	19	8	11	57	11
Nearest Offshore or Glassy	Omaezaki Shizuoka	Suruga Bay Shizuoka	Sakawa River Kanagawa	Onjuku Chiba	Katagai Chiba	Kuminatu Chiba	Onjuku Chiba	Onjuku Chiba	Choshi Chiba	Onjuku Chiba	Suruga Bay Shizuoka	Keta Reef Oshima Izu Islands	Amatu Chiba	Katagai Chiba	Onjuku Chiba	Dead Man's Land Shikoku	Onjuku Chiba	Dead Man's Land Shikoku	Niijima - Habushiura Izu Islands	Mera Chiba	Shida Chiba	Katagai Chiba	Katagai Chiba	Choshi Chiba
Rating (10 max)	2	1	1	2	1	2	1	1	1	1	1	1	1	1	2	1	1	1	1	1	1	1	2	1
Distance (km)	266	257	159	71	37	83	71	71	0	71	257	170	86	37	71	631	71	631	205	125	56	37	37	0
Best forecast wave conditions in Chiba				Onjuku	Mera	Mera	Mera	Mera	Chikura	Amatu			Amatu	Mera	Onjuku		Onjuku			Mera	Mera	Kamogawa	Mera	Mera
Rating (10 max)				2	2	2	2	2	2	2			1	1	2		1			1	1	2	2	3
Best forecast wave conditions in Japan	Akabane Long Beach Shizuoka	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Mera Chiba	Takegashima Shikoku	Niijima - Habushiura Izu Islands	Mera Chiba	Chikura Chiba	Amatu Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Amatu Chiba	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Buma Okinawa	Omaezaki Shizuoka	Turtles Okinawa	Niyodo Rivermouth Shikoku	Niijima - Habushiura Izu Islands	Takegashima Shikoku	Kamogawa Chiba	Mera Chiba	Mera Chiba
Rating (10 max)	3	2	2	2	2	2	2	2	2	2	1	1	1	3	4	2	1	2	1	2	1	2	2	3
Header Global	Anglet - Corsaires France	Anglet - Corsaires France	Afife Portugal	Ahijedero Mexico	Backdoor United States	Hanga Poukura Chile	Cavalos de Fao Portugal	Papa Tangaroa Chile	Viri Inga O Tuki Chile	Papa Tangaroa Chile	Anglet - Corsaires France	Viri Inga O Tuki Chile	Viri Inga O Tuki Chile	Cavalos de Fao Portugal	Anael France	Anglet - Corsaires France	Dunedin - Bobs Beach New Zealand	Bancoora Australia	Afife Portugal	Tahai Chile	Afife Portugal	Anael France	Tahai Chile	Easter Reef Australia
Rating (10 max)	4	4	4	4	4	5	5	5	6	6	4	7	7	5	5	4	5	5	4	6	4	4	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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Choshi 48 hour detailed Surf Forecast

How big are the waves at Choshi today (27 Oct):

Short Range Forecast

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