Choshi 48 hour detailed Surf Forecast

Lat Long: 35.71° N 140.80° E

Issued: 8 pm 30 Oct 2026 (local time)

Forecast update in hr min

Today's Choshi sea temperature is

22.2°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 (31 Oct):

Morning surf: Morning surf (31 Oct, local time) - 2.5ft (0.8m), 18s period with SE swell.
Afternoon surf: Afternoon surf (31 Oct, local time) - 3ft (0.9m), 16s period with SE swell.
Evening surf: Evening surf (31 Oct, local time) - 2.5ft (0.8m), 19s period with SE swell.

The current surf forecast for Choshi at 2AM is: 1.3m 8s primary swell from a Southeast direction and 0.5m 20s secondary swell from a Southeast direction (forecast issued at 08:00pm October 30). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (JST) & Date	Wave Height	Wave Period
Morning (31 Oct)	2.5ft (0.8m)	18s
Afternoon (31 Oct)	3ft (0.9m)	16s
Evening (31 Oct)	2.5ft (0.8m)	19s

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

	Short Range Forecast Moderate rain (total 11mm), heaviest on Mon afternoon. Warm (max 22°C on Sun night, min 15°C on Mon afternoon). Winds decreasing (fresh winds from the NNE on Sat morning, calm by Sun morning).
	Fri 30		Saturday 31								Sunday 1
	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)	2	1	1	1	3	3	1	2	2	2	3	4	4	4	3	1	0	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SE 8	SE 8	SE 8	SE 8	SE 19	SE 18	SE 18	SE 16	SE 16	SE 19	SE 18	SE 17	SE 19	SE 17	SE 16	SE 16	SE 15	SE 14
Wave Graph
kJ	401	338	239	211	299	409	444	381	362	423	558	1350	911	1573	1330	1164	1204	915
Wind (km/h)	WNW	SW	WSW	WSW	W	N	NNE	NNE	NNE	N	NNE	NNE	NNE	E	SE	ESE	ESE	SSW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	glassy	on	cross-on	cross-on	cross
High Tide	5:07PM1.52m					8:47AM1.24m			5:41PM1.45m						10:31AM1.20m			6:21PM1.35m
Low Tide				1:00AM0.12m				12:23PM1.15m				1:56AM0.24m				1:13PM1.18m


	—	—	—	5:56	—	—	—	—	—	—	—	5:56	—	—	—	—	—	—
	—	—	—	—	—	—	—	4:43	—	—	—	—	—	—	—	4:42	—	—
mm	—	—	—	—	1	1	—	—	—	—	—	—	—	—	—	1	—	—
Temp °C	21	21	20	19	18	18	19	20	21	19	17	17	17	17	16	16	17	22
Feels °C	20	19	17	17	17	16	13	17	16	15	13	14	15	16	14	13	14	19
Swell 1 Height (m) Direction Period (s)	SE 8	SE 8	SE 8	SE 8	SE 8	SE 8	SE 8	SE 9	SE 10	ESE 10	SE 15	SE 17	SE 19	SE 17	SE 16	SE 16	NNE 5	SE 14
kJ	401	338	239	211	177	159	135	145	211	161	418	1350	911	1573	1330	1164	3	915
Swell 2 Height (m) Direction Period (s)	ESE 15	SE 15	SE 13	SE 20	SE 19	SE 18	SE 18	SE 16	SE 16	ESE 15	SE 18	NE 13	ESE 13	NE 5	NE 6	ESE 10	NE 12	E 10
kJ	21	54	44	188	299	409	444	381	362	377	558	26	368	11	15	75	23	68
Swell 3 Height (m) Direction Period (s)	E 15	NE 11	SE 20	SE 14	SE 12	SE 13	ESE 12	ESE 12	SE 20	SE 19	ESE 10	SSE 20	NE 12	NE 12	NE 12	NE 5	—	NE 12
kJ	17	5	60	96	75	80	96	119	306	423	115	731	40	40	40	10	—	22
Wind waves Height (m) Direction Period (s)	—	—	—	—	—	—	NE 3	NE 4	NE 5	NNE 5	NNE 6	NNE 5	NE 5	—	—	—	SE 15	SE 4
kJ	—	—	—	—	—	—	2	5	10	33	65	51	25	—	—	—	1204	16
Nearest Offshore or Glassy	Choshi Chiba	Torami Chiba	Katagai Chiba	Katagai Chiba	Choshi Chiba	Choshi Chiba	Malibu Chiba	Uchiboso Chiba	Onjuku Chiba	Katagai Chiba	Katagai Chiba	Choshi Chiba	Choshi Chiba	Choshi Chiba	Uchiboso Chiba	Shida Chiba	Shida Chiba	Big Ben Chiba
Rating (10 max)	2	3	2	2	3	3	4	3	4	4	4	4	4	4	3	4	4	4
Distance (km)	0	52	37	37	0	0	76	117	71	37	37	0	0	0	117	56	56	90
Best forecast wave conditions in Chiba	Kamogawa	Torami	Tsurigasaki Surfing Beach (Tokyo 2020)	Chikura	Kamogawa	Kamogawa	Chikura	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Uchiboso	Ohara	Kamogawa
Rating (10 max)	3	3	3	3	4	4	4	4	4	4	4	5	5	5	4	4	4	4
Best forecast wave conditions in Japan	Akabane Long Beach Shizuoka	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kamogawa Chiba	Kamogawa Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Mera Chiba	Kaiser's (Hachijojima Island) Izu Islands	Kaiser's (Hachijojima Island) Izu Islands	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku
Rating (10 max)	3	3	3	3	4	4	4	4	4	4	4	5	5	5	5	4	4	4
Header Global	Lebu Chile	Mangamaunu New Zealand	Nine Mile New Zealand	Dunedin - Bobs Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Afife Portugal	St Vincent Left New Caledonia	Achadas Da Cruz Portugal	Kaifu Rivermouth Japan	Afife Portugal	Kaiser's (Hachijojima Island) Japan	Kaiser's (Hachijojima Island) Japan	Afife Portugal	Ahijedero Mexico	Achadas Da Cruz Portugal
Rating (10 max)	5	5	5	8	7	5	5	5	4	5	4	5	4	5	5	4	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)

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Choshi 48 hour detailed Surf Forecast

How big are the waves at Choshi today (31 Oct):

Short Range Forecast

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