Uchizuma Surf Forecast

/ Shikoku (17 surf breaks) /

Japan (129 surf breaks) / Lat Long: (33.64° N 134.38° E)

Surf Forecasts:

Uchizuma surfForecast / Shikoku / Japan

12 Day Weather and Surf, issued 2 am Saturday 15 Nov 2025 JST

Forecast update in hr min s Forecast update imminent

Uchizuma surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Uchizuma sea temperature is 24.2° C
(Which is 2.0°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Uchizuma this week:

The surf forecast for Uchizuma over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Nov 15) at 6AM. The primary swell is predicted to be 0.7m and 8s period with a secondary swell of 0.4m and 7s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Uchizuma in the next 12 days are 0.8m 9s and forecast to arrive on Monday (Nov 17) at 9AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Friday (Nov 21) at 6PM.

Wave Type	Time (JST) & Date	Wave Height & Period
Next good surf (1 star+)	6AM (Sat 15th Nov)	2.5ft (0.7m) 8s
Best Surf	6AM (Sat 15th Nov)	2.5ft (0.7m) 8s
Most Powerful	9AM (Mon 17th Nov)	2.5ft (0.8m) 9s

Table - best surf conditions forecast for Uchizuma over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Short Range Forecast Mostly dry. Warm (max 20°C on Mon morning, min 10°C on Mon night). Wind will be generally light.									Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Wed night. Very mild (max 15°C on Tue morning, min 7°C on Tue night). Wind will be generally light.
	Saturday 15			Sunday 16			Monday 17			Tuesday 18			Wednesday 19			Thursday 20			Friday 21
	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night
Rating (10 max)	1	0	0	0	0	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	ESE	ESE	ESE	SE	SE	SE	SE	SE	SE	SE	SE
Period(s) (?)	8	8	7	7	10	9	9	8	8	8	8	9	9	8	9	9	8	8	9	9	9
Wave Graph (?)
kJ (?)	54	39	31	9	32	58	103	96	54	45	21	8	15	18	20	20	18	17	19	19	21
Wind (km/h)	N	NE	NNW	NE	SSE	W	NNE	SSE	NNW	NNW	NW	NNW	NNW	ESE	N	N	SSE	NW	NNW	SE	NNW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	off	cross- off	off	glass	on	cross- off	glass	glass	off	off	off	off	off	glass	glass	cross- off	on	off	glass	cross- on	off
High Tide / height (m)		2:57PM 1.58		3:31AM 1.44	3:26PM 1.62		4:17AM 1.54	3:52PM 1.65		4:56AM 1.61	4:18PM 1.68		5:32AM 1.67	4:44PM 1.70		6:07AM 1.70	5:10PM 1.71		6:41AM 1.70	5:38PM 1.71
Low Tide / height (m)			9:25PM 0.66	9:18AM 0.75		9:57PM 0.50	9:58AM 0.78		10:27PM 0.37	10:34AM 0.81		10:55PM 0.27	11:06AM 0.84		11:25PM 0.19	11:37AM 0.88		11:55PM 0.15		12:08PM 0.92	12:27AM 0.14

	Saturday 15			Sunday 16			Monday 17			Tuesday 18			Wednesday 19			Thursday 20			Friday 21
Sunrise	6:33	-	-	6:33	-	-	6:35	-	-	6:35	-	-	6:37	-	-	6:37	-	-	6:37	-	-
Sunset	-	5:00	-	-	4:59	-	-	4:59	-	-	4:58	-	-	4:58	-	-	4:57	-	-	4:57	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	2	-	-	-	-	-	-
Temp. °C	19	19	14	18	19	15	20	19	13	15	13	8	13	13	11	15	15	12	16	16	11
Feels °C (?)	17	16	12	17	19	14	20	19	10	13	8	4	11	11	9	13	13	10	14	14	8

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Quick surf report for Uchizuma:

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Information about the Uchizuma Surf forecast

The above surf forecast table for Uchizuma provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Uchizuma can be found by selecting the local surf guide option on the grey menu. Our Uchizuma surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Uchizuma) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Uchizuma may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Shikoku? If you are looking for accommodation near Uchizuma, camping, hotels and holiday cottages in Shikoku, consider staying in Anan which is 40 km (25 miles) away. Other places in and around Shikoku where you can find information about places to rent, and car hire include Muroto which is 45 km (28 miles) away, Komatsushima, Aki and Kamojima.