Kahalu'u Beach Park surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Friday 24 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Kahalu'u Beach Park surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kahalu'u Beach Park sea temperature is
25.8° C
(Which is 1.1°C warmer than normal for this time of year)

How big are the waves at Kahalu'u Beach Park today?

The current surf forecast for Kahalu'u Beach Park at 6PM is: 0.7m 13s primary swell from a West-northwest direction and 0.3m 13s secondary swell from a Southwest direction (forecast issued at 01:00pm April 24). The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (24 Apr)2ft (0.6m)14s
Afternoon (24 Apr)2.5ft (0.7m)13s
Evening (24 Apr)2.5ft (0.7m)13s

Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Fri night. Warm (max 26°C on Fri afternoon, min 23°C on Sat night). Wind will be generally light.

Fri
24
Saturday
25
Sunday
26
Mon
27
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
2 AM
5 AM
8 AM
Rating
(10 max)
2
2
2
1
1
0
1
1
1
1
1
2
0
1
0
0
0
0
0
0
1
0
0
1
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.7
WNW
14
0.7
WNW
13
0.7
WNW
13
0.7
WNW
13
0.7
WNW
13
0.6
WNW
12
0.6
WNW
12
0.6
WNW
12
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.5
SW
16
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.6
SSW
14
0.6
SSW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
13
Wave Graph
Metric surfscale
Energy kJ
215
184
181
181
173
117
115
111
118
121
121
121
116
107
104
104
140
140
102
100
97
93
89
88
Wind (km/h)
5
W
5
WSW
5
SSW
10
SSW
5
SW
5
W
5
NW
5
WNW
10
W
10
WSW
10
SSW
10
SSE
5
S
5
NW
15
N
15
NNW
10
WNW
10
W
10
S
10
S
5
WNW
15
NNW
15
N
5
NW
glassy
glassy
glassy
cross
cross-on
on
cross-on
cross-on
on
on
cross-on
cross-off
cross
glassy
cross
cross-on
on
on
cross
cross
glassy
cross
cross
glassy
High Tide
11:36AM0.33m
11:08PM0.67m
12:38PM0.42m
00:03AM0.64m
1:22PM0.52m
00:49AM0.61m
Low Tide
3:49PM0.25m
6:33AM0.13m
5:33PM0.26m
7:01AM0.11m
6:50PM0.25m
7:26AM0.09m
clear
clear
clear
part cloud
part cloud
part cloud
rain showers
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
thunderstorm
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:44
6:44
6:45
6:45
1
1
1
1
1
Temp °C
26
26
25
24
24
24
24
24
25
25
25
24
24
24
23
24
25
25
25
24
24
24
24
25
29
29
28
26
26
26
26
26
27
26
26
25
26
27
24
25
26
27
26
26
27
25
25
28
Swell 1
Height (m)
Direction
Period (s)
0.7
WNW
14
0.7
WNW
13
0.7
WNW
13
0.7
WNW
13
0.7
WNW
13
0.6
WNW
12
0.6
WNW
12
0.6
WNW
12
0.6
WNW
12
0.5
WNW
11
0.5
SW
16
0.5
SW
16
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.5
SW
15
0.6
SSW
14
0.6
SSW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
13
Energy kJ
215
184
181
181
173
117
115
111
107
74
121
121
116
107
104
104
140
140
102
100
97
93
89
88
Swell 2
Height (m)
Direction
Period (s)
0.3
SW
13
0.3
SW
13
0.3
SW
13
0.4
SW
13
0.4
SW
13
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.5
SW
16
0.5
SW
16
0.5
WNW
11
0.5
WNW
11
0.4
WNW
11
0.4
WNW
11
0.5
W
11
0.4
WNW
11
0.4
WNW
10
0.3
WNW
10
0.3
WNW
10
0.3
WNW
10
0.3
WNW
10
0.3
WNW
10
0.3
WNW
9
0.3
WNW
9
Energy kJ
28
28
28
45
44
65
63
85
118
121
71
68
38
38
57
37
34
19
19
18
18
18
17
16
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
13
0.2
SSW
13
0.2
S
13
0.2
SSW
16
0.2
SSW
16
0.2
S
12
0.3
SSW
12
0.3
SSW
12
0.3
SSW
12
0.2
S
12
0.2
S
12
0.2
S
12
0.3
S
11
0.2
S
11
0.2
S
11
0.2
S
11
0.2
S
11
0.2
S
11
0.2
NNW
12
0.2
S
11
0.2
S
11
0.2
NNW
11
0.2
NNW
11
0.2
NNW
11
Energy kJ
17
17
14
26
26
12
29
29
29
11
11
11
23
9
9
9
9
9
14
9
9
13
13
12
Wind waves
Height (m)
Direction
Period (s)
0.2
S
9
0.3
SW
2
Energy kJ
6
1
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
2
2
1
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
0
25
13
11
11
11
52
52
32
0
1
0
2
6
55
52
1
1
0
5
2
0
Best forecast wave conditions in Big Island
Rating
(10 max)
2
2
2
1
2
2
1
2
2
2
1
2
2
2
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
2
2
3
3
3
2
2
2
2
2
2
3
3
2
2
3
3
3
2
2
2
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
8
5
8
6
6
7
7
9
9
8
7
5
6
6
6
  • 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

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