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Surf Forecasts

Kapaniah surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 pm Sunday 20 Apr 2025 HST
Forecast update in hr  min  s Forecast update imminent
Kapaniah surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kapaniah sea temperature is
25.2° C
 (Which is slightly warmer than usual)

How big are the waves at Kapaniah today?

The current surf forecast for Kapaniah at 2AM is: 1.4m 8s primary swell from a East-northeast direction and 0.7m 11s secondary swell from a North direction (forecast issued at 07:00pm April 20). An open ocean swell of 0.1m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (21 Apr)4.5ft (1.4m)8s
Afternoon (21 Apr)5.5ft (1.7m)7s
Evening (21 Apr)4.5ft (1.3m)8s

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

Hourly12 Days
Big Island Surf
Print Surf Table
Updates in  hr  min  s Forecast update imminent 
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Mon
28
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
ENE
1.6
ENE
1.5
ENE
1.4
ENE
1.4
ENE
1.3
ENE
1.6
ENE
1.7
ENE
1.5
ENE
1.4
ENE
1.3
ENE
1.2
ENE
0.9
NE
0.9
NE
1
ESE
1.1
ESE
0.8
NE
1.1
ESE
1.1
ESE
1.2
ESE
1.3
E
1.5
E
1.3
E
1.4
E
1.4
ESE
1.2
ESE
1.2
ESE
1.3
ESE
1.3
ESE
1.3
ESE
1.4
ESE
1.6
ESE
1.6
ESE
1.6
ESE
1.4
ESE
1.4
ESE
1.3
ESE
1.2
ESE
1.4
ESE
1.4
E
1.5
E
1.5
E
1.3
E
1.3
ESE
1.3
ESE
1.1
ESE
1.1
ESE
1.2
ESE
0.6
E
1.3
E
1.2
E
1.2
E
1
ENE
1.2
ENE
1.2
ENE
0.9
ENE
1.1
E
1.3
E
1.1
E
1
E
Period(s) (?)888888878788888888877777668555566677777666688888888878877788
Wave
Graph
(?)Metric surfscale
Energy (?)32228326423724520928532725620720916610710713015567167151156157200182171145115187757885981731791591681681581642031381781511001961761511551974820317717711417815179131181153122
Wind
(km/h)
25
E
25
ESE
25
E
25
E
25
E
25
E
20
E
20
E
20
E
20
E
20
E
20
E
20
E
15
E
5
ENE
5
E
15
E
15
E
15
E
10
ESE
5
ESE
10
E
10
E
15
E
15
E
25
E
25
E
25
E
10
ESE
5
WSW
5
N
15
ESE
25
E
30
E
25
E
20
E
10
ESE
15
E
25
E
25
E
30
E
30
E
25
E
20
E
15
ESE
15
E
20
E
20
E
25
E
25
E
20
E
15
E
15
E
15
E
20
E
20
ENE
20
E
20
E
20
E
20
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
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		glasscross-
on		cross-
on		cross-
on		cross-
on		crosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		glassglasscross-
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		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on
High Tide
/ height (m)
9:58PM
0.77
10:31AM
0.37
10:53PM
0.80
11:43AM
0.47
11:36PM
0.81
12:29PM
0.59
12:14AM
0.81
1:11PM
0.72
12:50AM
0.78
1:52PM
0.84
1:24AM
0.73
2:33PM
0.94
1:58AM
0.67
3:16PM
1.01
Low Tide
/ height (m)
6:27AM
0.32
2:54PM
0.30
6:21AM
0.27
4:39PM
0.30
6:34AM
0.21
5:53PM
0.29
6:53AM
0.14
6:55PM
0.28
7:17AM
0.08
7:51PM
0.27
7:44AM
0.02
8:46PM
0.28
8:13AM
-0.02
9:41PM
0.30
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Mon
28
Sunrise-----6:00-------5:58-------5:58-------5:58-------5:56-------5:56-------5:56------
Sunset6:43-------6:43-------6:43-------6:44-------6:44-------6:44-------6:45-------6:45---
thunderstorm clearclearclearclearclearclearpart cloudthunderstorm clearpart cloudpart cloudclearpart cloudpart cloudrain showersthunderstorm part cloudpart cloudpart cloudclearclearpart cloudpart cloudclearclearclearclearclearpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudclearpart cloudpart cloudpart cloudpart cloudcloudpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudpart cloudclearclearclearclearclearclearclear
Rain (mm)
1-------1------11-------------------------------------------
Temp. °C242323222223242424232323232425242424242323242524252424232324252424232323232425242423232323242524242423232323242424242323
Feels °C (?)232221202022232323222322232527262525252525252725262423222427282423212123242524222221212223252524232423232323242324242323
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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

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