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Surf Forecasts

Katahama surfForecast / Shizuoka / Japan

information circle48hr Weather and Surf, issued 2 am Tuesday 15 Jul 2025 JST
Forecast update in hr  min  s Forecast update imminent
Katahama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Katahama sea temperature is
27.4° C
 (Which is 1.2°C warmer than normal for this time of year)

How big are the waves at Katahama today?

The current surf forecast for Katahama at 7AM is: 3.5m 8s primary swell from a South-southeast direction (forecast issued at 02:00am July 15). An open ocean swell of 0.8m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & DateWave HeightWave Period
Morning (15 Jul)11ft (3.5m)9s
Afternoon (15 Jul)10ft (3.0m)11s
Evening (15 Jul)10ft (3.0m)10s

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

Hourly12 Days
Shizuoka Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM
Rating
(10 max)
0
0
0
0
1
!
!
!
4
4
4
3
3
1
0
0
0
0
0
0
2
3
3
2
0
1
0
0
0
0
0
1
2
2
1
0
1
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
SE
3
SSE
3.5
SSE
3.5
S
2.5
SE
3
SE
3
SE
3
SE
2.5
SE
2.5
SE
2.5
SE
2.5
SSE
2.4
SSE
2.5
SSE
2.5
SSE
3
SSE
3
SSE
3
SSE
2.5
S
2.3
SSE
2.4
S
2.2
S
2.1
S
1.1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
0.9
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
1
ESE
0.9
ESE
0.9
ESE
0.9
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.6
ESE
0.6
ESE
0.6
ESE
0.7
ESE
0.7
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.8
ESE
0.9
ESE
Period(s) (?)118891011111011111110109999988888101010991010101099101010109999999999101088810999999
Wave
Graph
(?)Metric surfscale
Energy (?)1277113314151631153218531862163916301756165214121124209610401311148012239707027956736542051752061861901941811811572312111751942052101841761721451301241248888124109112938784103999896102108119
Wind
(km/h)
30
SSE
25
S
30
S
25
SSE
15
S
15
S
5
ESE
0
W
5
WSW
5
WSW
5
NE
10
ENE
10
SE
20
S
30
S
30
S
35
S
35
S
25
S
20
SSE
15
SSW
5
NW
10
NNE
10
NNE
10
NE
10
NE
10
NE
10
E
10
ESE
10
SE
10
SSE
5
SE
5
ESE
0
E
5
E
10
ESE
10
SE
10
SSE
10
S
5
S
0
E
5
NNE
5
N
5
ESE
10
SSE
15
S
10
S
5
SW
5
S
5
N
5
NNE
5
ESE
10
SE
10
SSE
10
SSE
5
E
5
ESE
10
SE
10
E
15
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		onglasscross-
off		glassglasscross-
on		oncross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crossoffcross-
off		cross-
off		crosscrosscrosscross-
on		onononglassglassglassglasscross-
on		ononcross-
on		glassglassglassglasscross-
on		cross-
on		cross-
on		cross-
on		glassglassglassglassononononglassononcross-
on		cross-
on
High Tide
/ height (m)
7:53AM
1.50
8:58PM
1.63
8:48AM
1.39
9:38PM
1.60
9:56AM
1.28
10:23PM
1.56
11:38AM
1.19
11:15PM
1.51
1:55PM
1.20
12:17AM
1.48
3:35PM
1.30
1:24AM
1.47
4:33PM
1.40
2:24AM
1.49
Low Tide
/ height (m)
2:25AM
0.80
2:24PM
0.45
3:18AM
0.76
3:04PM
0.60
4:18AM
0.73
3:48PM
0.77
5:28AM
0.69
4:39PM
0.94
6:47AM
0.63
5:51PM
1.09
8:05AM
0.54
7:37PM
1.18
9:08AM
0.45
9:18PM
1.20
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Sunrise--4:43-------4:45-------4:45-------4:46-------4:47-------4:47-------4:48-------4:48-
Sunset------7:00-------7:00-------7:00-------6:59-------6:59-------6:58-------6:58-----
mod rainmod rainmod rainthunderstorm mod rainmod rainthunderstorm thunderstorm thunderstorm rain showersrain showersthunderstorm thunderstorm thunderstorm thunderstorm mod rainmod rainmod rainthunderstorm thunderstorm mod rainmod rainlight raincloudcloudpart cloudpart cloudpart cloudpart cloudrain showersthunderstorm part cloudclearrain showerspart cloudclearclearclearpart cloudpart cloudpart cloudclearpart cloudpart cloudpart cloudpart cloudpart cloudcloudcloudclearpart cloudpart cloudpart cloudclearclearclearthunderstorm part cloudpart cloudclear
Rain (mm)
78756941121235869101115972------11--1----------------------1---
Temp. °C272627272626262626252526272726252525252524232223242424262728282726252526272827272625252728282727262525272828282726262626
Feels °C (?)282728292929313230292929312826252424252726262324252626293031313131292929303130323129293132313032313030313130323230303029
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Katahama surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Katahama at:
surf-forecast.com

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