Kojima surfForecast / Kyu Shu / Japan

information circle12 Day Weather and Surf, issued 2 pm Friday 28 Nov 2025 JST
Forecast update in hr  min  s Forecast update imminent
Kojima surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kojima sea temperature is
23.9° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for Kojima this week:

The surf forecast for Kojima over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Nov 28) at 9PM. The primary swell is predicted to be 0.6m and 11s period with a secondary swell of 0.4m and 9s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Kojima in the next 12 days are 1.5m 7s and forecast to arrive on Tuesday (Dec 02) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 7s period and expected on Tuesday (Dec 02) at 9PM.

Wave TypeTime (JST) & Date Wave Height & Period
Next good surf (1 star+) 9PM (Fri 28th Nov)2ft (0.6m) 11s
Best Surf12AM (Wed 3rd Dec)4.5ft (1.3m) 7s
Most Powerful 9PM (Tue 2nd Dec)5ft (1.5m) 7s

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

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Very mild (max 18°C on Mon morning, min 11°C on Fri night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Very mild (max 19°C on Mon afternoon, min 2°C on Wed night). Winds decreasing (fresh winds from the NW on Wed afternoon, calm by Thu morning).

Fri
28
Saturday
29
Sunday
30
Monday
01
Tuesday
02
Wednesday
03
Thursday
04
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
1
1
1
0
1
1
0
1
1
0
1
1
1
2
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
SE
0.6
ESE
0.6
ESE
0.6
ESE
0.6
ESE
0.6
ESE
0.6
ESE
0.5
ESE
0.5
ESE
0.5
ESE
0.5
ESE
0.5
ESE
1
NNE
1.3
NE
0.6
ESE
0.5
ESE
0.5
ESE
0.4
ESE
0.3
ESE
0.4
SE
0.3
ESE
Period(s) (?)121111111010101010101010671010999910
Wave
Graph
(?)Metric surfscale
Energy kJ (?)4393939186787754596260606315867565033172218
Wind
(km/h)
10
NW
10
NW
5
WNW
10
SSW
5
WNW
5
WNW
5
S
10
W
10
WNW
10
SSW
10
NNW
10
WNW
15
WNW
20
WNW
25
NW
35
NW
30
NW
10
NW
5
WNW
15
WNW
5
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffoffcrossoffoffcross-
on
cross-
off
offcrosscross-
off
offoffoffoffoffcross-
off
cross-
off
glassoffcross-
off
High Tide
/ height (m)
12:36AM
1.46
1:41PM
1.64
2:07AM
1.51
2:26PM
1.69
3:20AM
1.60
3:06PM
1.74
4:19AM
1.70
3:43PM
1.79
5:09AM
1.78
4:19PM
1.85
5:54AM
1.83
4:54PM
1.89
6:37AM
1.86
Low Tide
/ height (m)
6:58PM
0.96
7:00AM
0.70
8:05PM
0.79
8:07AM
0.78
8:59PM
0.60
9:06AM
0.83
9:45PM
0.41
9:56AM
0.87
10:27PM
0.24
10:41AM
0.91
11:07PM
0.10
11:22AM
0.94
11:47PM
0.00
12:00PM
0.97
Fri
28
Saturday
29
Sunday
30
Monday
01
Tuesday
02
Wednesday
03
Thursday
04
Sunrise--6:52--6:54--6:54--6:54--6:56--6:56--6:58
Sunset5:10--5:10--5:10--5:10--5:10--5:10--5:10--
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
---------------------
Temp. °C161214161416171518191719191499579611
Feels °C (?)13913141215151317171618161111-34618
  • 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 Kojima Surf forecast

The above surf forecast table for Kojima provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Kojima can be found by selecting the local surf guide option on the grey menu. Our Kojima 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 (Kojima) 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 Kojima 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.

Kojima is 13 km (8 miles) from Kushima. If you plan a holiday in Kyu Shu, look for hotels and other accommodation in Kushima. Kushima has rooms for a wide range of budgets as well as car hire and transport links.

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