Choshi 48 hour detailed Surf Forecast

Lat Long: 35.71° N 140.80° E

Issued: 2 am 22 Oct 2026 (local time)

Forecast update in hr min

Today's Choshi sea temperature is

23.7°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 (22 Oct):

Morning surf: Morning surf (22 Oct, local time) - 4ft (1.2m), 14s period with SSE swell.
Afternoon surf: Afternoon surf (22 Oct, local time) - 3ft (0.9m), 14s period with SSE swell.
Evening surf: Evening surf (22 Oct, local time) - 2.5ft (0.8m), 13s period with SSE swell.

The current surf forecast for Choshi at 10AM is: 1.1m 14s primary swell from a South-southeast direction and 0.8m 8s secondary swell from a South-southwest direction (forecast issued at 02:00am October 22). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (22 Oct)	4ft (1.2m)	14s
Afternoon (22 Oct)	3ft (0.9m)	14s
Evening (22 Oct)	2.5ft (0.8m)	13s

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

	Short Range Forecast Moderate rain (total 18mm), heaviest on Sat afternoon. Warm (max 22°C on Sat night, min 15°C on Thu morning). Winds decreasing (strong winds from the NNE on Thu morning, light winds from the SE by Fri night).
	Thursday 22								Friday 23								Saturday 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)	0	4	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	S 8	SSE 15	SSE 15	SSE 14	SSE 14	SSE 14	SSE 13	SSE 13	SSE 13	SSE 12	SSE 13	SSE 12	SSE 12	S 12	S 13	S 14	S 14	ESE 10	ESE 8	SE 8	SE 10	SE 8	S 14	ESE 6
Wave Graph
kJ	386	1367	1010	594	389	326	253	195	168	160	165	162	160	112	117	148	100	87	136	120	181	196	61	160
Wind (km/h)	SW	W	NE	NNE	NNE	NE	NE	NE	NE	NE	NE	ENE	ENE	E	ESE	ESE	SE	SSE	ESE	SSE	SSE	SE	E	E
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross-off	cross	cross-off	cross-off	cross	cross	cross-off	cross	cross	cross	cross-on	cross-on	cross-on	on	on	on	on	cross-on	on	on	on	cross-on	cross-on
High Tide		00:17AM1.16m				2:05PM1.31m				1:33AM1.25m				2:22PM1.36m				2:30AM1.33m				2:40PM1.41m
Low Tide				7:07AM0.59m				7:56PM0.79m				7:53AM0.60m				8:28PM0.62m				8:32AM0.63m				9:00PM0.44m


	—	5:48	—	—	—	—	—	—	—	5:48	—	—	—	—	—	—	—	5:50	—	—	—	—	—	—
	—	—	—	—	—	4:52	—	—	—	—	—	—	—	4:52	—	—	—	—	—	—	—	4:51	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	2	7	6
Temp °C	25	25	19	16	15	16	16	15	16	15	16	16	17	17	18	18	19	20	20	21	20	19	19	19
Feels °C	22	26	14	9	8	9	9	8	10	9	12	13	14	15	16	16	18	19	19	20	17	18	18	15
Swell 1 Height (m) Direction Period (s)	SSE 15	SSE 15	SSE 15	SSE 14	SSE 14	SSE 14	SSE 13	SSE 13	SSE 13	SSE 12	SSE 13	SSE 12	SSE 12	S 12	E 5	S 14	S 14	ESE 10	ESE 8	ESE 8	ESE 8	ESE 10	S 14	S 14
kJ	270	1367	1010	594	389	326	253	195	168	160	165	162	160	112	19	148	100	81	76	84	90	117	61	34
Swell 2 Height (m) Direction Period (s)	SSE 13	SSE 10	SSE 10	SSW 8	SE 8	ESE 10	ESE 10	SE 10	SE 10	ESE 10	SE 10	ESE 10	SE 10	ESE 10	S 13	E 5	E 5	S 13	S 13	S 13	S 12	S 14	NE 13	S 18
kJ	90	396	307	93	67	37	38	47	45	36	46	37	24	38	117	17	10	87	86	55	27	63	7	26
Swell 3 Height (m) Direction Period (s)	—	S 15	S 14	SE 9	SE 9	SW 7	SW 7	S 16	—	—	—	—	—	NNE 10	ESE 10	ESE 10	ESE 10	NNE 5	—	ESE 10	S 15	NE 14	NE 13	NE 12
kJ	—	619	602	42	43	14	17	21	—	—	—	—	—	9	38	38	37	2	—	20	39	7	7	6
Wind waves Height (m) Direction Period (s)	S 8	SSW 8	NE 4	NE 5	NE 5	NE 6	NE 6	NE 6	NE 6	NE 5	ENE 5	ENE 5	ENE 5	ENE 5	—	—	—	—	ESE 8	SE 8	SE 10	SE 8	ESE 6	ESE 6
kJ	386	589	21	71	80	114	178	177	103	72	47	46	42	28	—	—	—	—	136	120	181	196	53	160
Nearest Offshore or Glassy	Tainohama Shikoku	Choshi Chiba	Torami Chiba	Mera Chiba	Suruga Bay Shizuoka	Suruga Bay Shizuoka	Yasuda Rivermouth Shikoku	Akabane Long Beach Shizuoka	Nagahama Kanagawa	Uchiboso Chiba	Uchiboso Chiba	Uchiboso Chiba	Uchiboso Chiba	Nagahama Kanagawa	Hanamizu River Kanagawa	Shida Chiba	Shida Chiba	Shida Chiba	Uchiboso Chiba	Hayama Cliffs Kanagawa	Hayama Cliffs Kanagawa	Uchiboso Chiba	Sagami River Kanagawa	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba
Rating (10 max)	5	4	4	4	4	4	4	4	2	2	2	2	3	2	2	2	2	3	3	1	1	3	2	2
Distance (km)	610	0	52	125	257	257	674	350	122	117	117	117	117	122	147	56	56	56	117	121	121	117	137	55
Best forecast wave conditions in Chiba		Choshi	Kamogawa	Mera						Uchiboso	Uchiboso	Mera	Mera			Uchiboso	Uchiboso	Mera	Uchiboso			Mera		Chikura
Rating (10 max)		4	4	4						2	2	3	3			2	2	3	3			4		4
Best forecast wave conditions in Japan	Udo Shrine Kyu Shu	Kaifu Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Keta Reef Oshima Izu Islands	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Omaezaki Shizuoka	Omaezaki Shizuoka
Rating (10 max)	5	4	5	4	4	4	4	4	4	4	4	4	4	4	5	4	2	4	4	4	4	4	5	5
Header Global	Lucky Point Philippines	Lucky Point Philippines	Trial Harbour Australia	Easter Reef Australia	Haga-Haga South Africa	Barbel Point South Africa	Easter Reef Australia	Benkunqut Indonesia	Bali Village Indonesia	Benkunqut Indonesia	Bali Village Indonesia	Bali Village Indonesia	Benkunqut Indonesia	Freshwater Bay United Kingdom	La Nora Spain	Benkunqut Indonesia	Bali Village Indonesia	Playa de la Cagonera Spain	Bali Village Indonesia	Bali Village Indonesia	Easky Left Ireland	Afife Portugal	The Bombie Indonesia	Trial Harbour Australia
Rating (10 max)	9	9	8	6	6	5	5	5	5	6	6	6	5	9	9	5	5	6	5	5	6	4	5	6

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 (22 Oct):

Short Range Forecast

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