K.O.A Surf Break

Lat Long: 35.54° N 75.47° W

K.O.A 48 hour detailed Surf Forecast

Issued: 7 am 21 Sep 2026 (local time)

Forecast update in  hr  min

Today's K.O.A sea temperature is
26.1°C
1.0° 

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


How big are the waves at K.O.A today (21 Sep):

  • Morning surf: Morning surf (21 Sep, local time) - 2.5ft (0.7m), 7s period with E swell.
  • Afternoon surf: Afternoon surf (21 Sep, local time) - 2.5ft (0.8m), 7s period with E swell.
  • Evening surf: Evening surf (21 Sep, local time) - 2.5ft (0.7m), 7s period with E swell.

The current surf forecast for K.O.A at 10AM is: 0.7m 7s primary swell from a East-northeast direction and 0.5m 9s secondary swell from a Southeast direction (forecast issued at 07:00am September 21). The wind direction is predicted to be glassy.

Time (EDT) & DateWave HeightWave Period
Morning (21 Sep)2.5ft (0.7m)7s
Afternoon (21 Sep)2.5ft (0.8m)7s
Evening (21 Sep)2.5ft (0.7m)7s

Table - waves today at K.O.A. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 29mm), heaviest during Tue night. Warm (max 26°C on Mon afternoon, min 23°C on Wed morning). Winds increasing (calm on Mon morning, near gales from the NE by Wed afternoon).

Monday
21
Tuesday
22
Wednesday
23
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
7
0.7
E
7
0.7
ENE
7
0.8
ENE
7
0.8
E
8
0.8
E
8
0.7
ENE
7
0.7
ENE
8
0.6
E
8
0.9
ENE
7
1.1
NE
7
1
NE
7
1
NE
7
1.1
NE
7
1.8
NE
8
2.1
NE
8
2.2
NE
8
2.4
NE
9
2.5
NE
9
3
ENE
9
3.5
ENE
10
3.5
ENE
10
3.5
ENE
10
Wave Graph
Metric surfscale
Energy kJ
68
48
48
65
78
72
55
58
41
93
105
88
96
140
373
520
624
850
1077
1350
1980
2162
2096
Wind (km/h)
5
SW
5
WSW
0
N
10
NE
10
E
20
ENE
20
ENE
20
ENE
25
ENE
25
ENE
25
ENE
25
NE
20
NE
30
NE
35
NE
35
NE
40
NE
40
NE
45
NE
55
NE
50
NE
45
NE
50
NE
Wind State
cross-off
glassy
glassy
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
7:12AM0.25m
7:55PM0.26m
8:10AM0.25m
8:53PM0.27m
8:59AM0.25m
9:42PM0.27m
Low Tide
2:16PM0.16m
2:59AM0.19m
3:10PM0.15m
4:02AM0.18m
3:59PM0.14m
clear
thunderstorm
clear
part cloud
clear
part cloud
part cloud
part cloud
thunderstorm
part cloud
cloud
cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
thunderstorm
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:48
6:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:00
6:59
6:57
 mm
1
1
1
2
3
5
3
3
4
2
2
1
Temp °C
25
25
25
26
26
25
25
24
24
24
25
25
25
24
24
24
24
24
23
23
23
23
23
Feels °C
29
29
29
29
28
26
26
24
23
24
25
25
25
22
21
22
20
20
18
17
17
17
17
  • 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
How to use the Wavefinder 

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 K.O.A 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.


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