Uchizuma surfForecast / Shikoku / Japan

information circle12 Day Weather and Surf, issued 2 am Monday 02 Mar 2026 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
16.8° C
(Which is 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 Monday (Mar 02) at 9AM. The primary swell is predicted to be 0.6m and 8s period with a secondary swell of 0.3m and 12s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Uchizuma in the next 12 days are 4.0m 9s and forecast to arrive on Tuesday (Mar 03) at 12PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Thursday (Mar 05) at 12PM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Mon 2nd Mar)2ft (0.6m) 8s
Best Surf12PM (Tue 3rd Mar)13ft (4.0m) 9s
Most Powerful12PM (Tue 3rd Mar)13ft (4.0m) 9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 73mm), heaviest during Tue morning. Very mild (max 18°C on Tue morning, min 4°C on Wed night). Mainly fresh winds.

Days 3-6 Weather Summary Heavy rain (total 37mm), heaviest during Fri night. Very mild (max 14°C on Fri afternoon, min 5°C on Thu night). Winds increasing (calm on Fri morning, fresh winds from the NW by Sat afternoon).

Monday
02
Tuesday
03
Wednesday
04
Thursday
05
Friday
06
Saturday
07
Sunday
08
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
0
0
0
3
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.6
ESE
0.6
SE
1.5
SE
4.5
SE
3
SE
1.6
SE
1
SE
0.8
ESE
0.6
ESE
0.4
ESE
0.4
SE
0.2
ENE
0.2
ESE
0.2
ESE
0.8
SE
0.7
SE
0.4
SE
0.2
ESE
0.1
E
0.1
E
0.1
E
Period(s) (?)8869999999915884778101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)46551482872156642115910352322021772445196222
Wind
(km/h)
10
NNE
10
ENE
10
SE
30
ESE
15
N
25
NNW
25
N
15
N
15
N
10
N
10
NE
10
NNW
5
SSE
20
S
10
W
20
W
30
NW
10
NNW
15
NNW
0
N
15
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crossoncross-
on
cross-
off
offoffoffoffoffcross-
off
offglasscross-
on
cross-
off
cross-
off
cross-
off
offoffglassoff
High Tide
/ height (m)
5:14PM
1.80
6:16AM
1.80
5:56PM
1.86
6:39AM
1.82
6:34PM
1.87
7:02AM
1.82
7:10PM
1.84
7:23AM
1.80
7:45PM
1.77
7:43AM
1.77
8:20PM
1.66
8:03AM
1.71
8:57PM
1.54
Low Tide
/ height (m)
11:31AM
0.75
11:48PM
0.14
12:03PM
0.61
12:20AM
0.19
12:33PM
0.49
12:50AM
0.27
1:03PM
0.40
1:17AM
0.40
1:33PM
0.36
1:42AM
0.54
2:03PM
0.35
2:06AM
0.68
2:33PM
0.39
2:28AM
0.83
Monday
02
Tuesday
03
Wednesday
04
Thursday
05
Friday
06
Saturday
07
Sunday
08
Sunrise6:30--6:28--6:28--6:26--6:24--6:24--6:22--
Sunset-5:59--5:59--6:00--6:00--6:01--6:02--6:02-
cloud
mod rain
heavy rain
heavy rain
rain showers
part cloud
clear
clear
clear
clear
clear
clear
cloud
mod rain
rain showers
clear
clear
part cloud
part cloud
part cloud
clear
Rain (mm)
-838225--------631------
Temp. °C14131618151112137111271314131010710116
Feels °C (?)11111219136792784101011333792
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

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