Shida 48 hour detailed Surf Forecast

Lat Long: 35.33° N 140.40° E

Issued: 8 am 09 Oct 2026 (local time)

Forecast update in hr min

Today's Shida sea temperature is

23.5°C

Shida 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 Shida today (09 Oct):

Morning surf: Morning surf (09 Oct, local time) - 4.5ft (1.4m), 17s period with ESE swell.
Afternoon surf: Afternoon surf (09 Oct, local time) - 5ft (1.5m), 16s period with ESE swell.
Evening surf: Evening surf (09 Oct, local time) - 6ft (1.8m), 15s period with ESE swell.

The current surf forecast for Shida at 5PM is: 1.5m 16s primary swell from a East-southeast direction and 0.9m 9s secondary swell from a East-southeast direction, 0.6m 10s secondary swell from a Northeast direction (forecast issued at 08:00am October 09). The wind direction is predicted to be cross-onshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (09 Oct)	4.5ft (1.4m)	17s
Afternoon (09 Oct)	5ft (1.5m)	16s
Evening (09 Oct)	6ft (1.8m)	15s

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

	Short Range Forecast Mostly dry. Warm (max 22°C on Fri morning, min 18°C on Sat night). Wind will be generally light.
	Friday 9						Saturday 10								Sunday 11
	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)	3	2	2	3	1	1	2	2	2	1	1	0	1	0	0	0	1	0	0	0	1	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	ESE 16	ESE 17	ESE 16	ESE 16	ESE 16	ESE 15	ESE 14	ESE 14	ESE 13	ESE 13	ESE 12	ESE 12	ESE 12	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	E 10
Wave Graph
kJ	902	1112	1151	1150	1107	1413	1204	1090	1243	1384	1311	1358	1401	1307	1340	1365	1300	1219	1429	1400	1221	1506
Wind (km/h)	NE	NE	ENE	ENE	ENE	ENE	NE	NE	NNE	NE	NE	NE	NNE	NNE	NNE	N	N	NNE	NE	NE	NE	NE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-on	cross-on	cross	cross	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	on	on	on	on	on	cross-on	cross-on	cross-on	cross-on
High Tide					3:19PM1.43m				3:42AM1.42m				3:38PM1.47m				4:24AM1.45m				3:58PM1.49m
Low Tide			9:06AM0.45m				9:31PM0.42m				9:39AM0.52m				10:01PM0.29m				10:10AM0.60m


	5:37	—	—	—	—	—	—	5:39	—	—	—	—	—	—	—	5:39	—	—	—	—	—	—
	—	—	—	5:12	—	—	—	—	—	—	—	5:10	—	—	—	—	—	—	—	5:08	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	20	21	22	22	21	21	20	20	19	21	22	22	21	20	20	19	18	20	22	22	20	20
Feels °C	19	19	19	20	19	19	19	19	18	19	19	19	19	18	18	17	16	18	20	19	18	18
Swell 1 Height (m) Direction Period (s)	ESE 16	ESE 17	ESE 16	ESE 16	ESE 16	ESE 15	ESE 14	ESE 14	ESE 13	ESE 13	ESE 12	ESE 12	ESE 12	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	ESE 11	E 10
kJ	902	1112	1151	1150	1107	1413	1204	1090	1243	1384	1311	1358	1401	1307	1340	1365	1300	1219	1429	1400	1221	1020
Swell 2 Height (m) Direction Period (s)	ESE 9	E 9	ESE 9	ESE 9	ESE 9	—	SE 18	NE 9	NNE 9	E 7	—	—	NE 16	E 16	SE 11	SE 12	SE 12	S 20	SSE 19	SE 18	SE 17	SE 17
kJ	130	162	137	106	123	—	49	13	8	155	—	—	10	5	637	683	455	8	35	83	147	362
Swell 3 Height (m) Direction Period (s)	NE 9	SSE 11	SSE 11	NE 8	SSE 11	—	NE 9	—	—	NE 9	—	—	—	N 12	—	N 12	—	SE 20	—	—	—	SE 15
kJ	41	13	12	15	12	—	14	—	—	3	—	—	—	3	—	3	—	15	—	—	—	104
Wind waves Height (m) Direction Period (s)	—	—	NE 9	NE 10	NE 10	NE 10	—	E 5	E 7	—	NE 9	NE 9	—	—	E 11	—	N 12	NNE 5	NNE 5	NNE 5	—	E 10
kJ	—	—	77	96	76	74	—	43	127	—	3	3	—	—	1212	—	3	75	52	72	—	1506
Nearest Offshore or Glassy	Onjuku Chiba	Onjuku Chiba	Uchiboso Chiba	Uchiboso Chiba	Kuminatu Chiba	Uchiboso Chiba	Onjuku Chiba	Onjuku Chiba	Izumi Chiba	Uchiboso Chiba	Mera Chiba	Uchiboso Chiba	Uchiboso Chiba	Onjuku Chiba	Onjuku Chiba	Onjuku Chiba	Onjuku Chiba	Onjuku Chiba	Mera Chiba	Uchiboso Chiba	Uchiboso Chiba	Uchiboso Chiba
Rating (10 max)	4	4	2	2	4	1	4	4	4	1	4	2	2	4	5	4	4	4	4	2	2	2
Distance (km)	17	17	63	63	27	63	17	17	3	63	70	63	63	17	17	17	17	17	70	63	63	63
Best forecast wave conditions in Chiba	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Mera	Onjuku	Onjuku	Amatu	Onjuku	Mera	Mera	Mera	Mera
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	5	4	4	4	4	4	4	4
Best forecast wave conditions in Japan	Mera Chiba	Mera Chiba	Omaezaki Shizuoka	Mera Chiba	Mera Chiba	Niyodo Rivermouth Shikoku	Omaezaki Shizuoka	Mera Chiba	Niyodo Rivermouth Shikoku	Mera Chiba	Omaezaki Shizuoka	Mera Chiba	Omaezaki Shizuoka	Omaezaki Shizuoka	Onjuku Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Mera Chiba	Mera Chiba	Mera Chiba	Mera Chiba
Rating (10 max)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	5	4	4	4	4	4	4	4
Header Global	Outside Corner Indonesia	Dolphin Point South Africa	Dolphin Point South Africa	Dolphin Point South Africa	Ahijedero Mexico	Ahijedero Mexico	Hullets Reef South Africa	Boneyards South Africa	Boneyards South Africa	Tahai Chile	Pascuales Mexico	Pascuales Mexico	Asu Indonesia	Pascuales Mexico	Daly Heads Australia	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Luna Park Australia	Easter Reef Australia	Anglet - Corsaires France
Rating (10 max)	5	5	5	5	4	4	5	5	5	5	5	5	4	7	5	6	7	9	9	9	9	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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Shida 48 hour detailed Surf Forecast

How big are the waves at Shida today (09 Oct):

Short Range Forecast

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