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

information circle48hr Weather and Surf, issued 7 am Monday 01 Jun 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
26.0° C
(Which is slightly warmer than usual)

How big are the waves at Kahalu'u Beach Park today (01 Jun):

  • Morning surf: Morning surf (01 Jun, local time) - 3ft (0.9m), 18s period with SSW swell.
  • Afternoon surf: Afternoon surf (01 Jun, local time) - 3.5ft (1.0m), 18s period with S swell.
  • Evening surf: Evening surf (01 Jun, local time) - 3.5ft (1.0m), 17s period with S swell.

The current surf forecast for Kahalu'u Beach Park at 11AM is: 1.0m 18s primary swell from a South direction and 0.7m 14s secondary swell from a South-southwest direction (forecast issued at 07:00am June 01). The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (01 Jun)3ft (0.9m)18s
Afternoon (01 Jun)3.5ft (1.0m)18s
Evening (01 Jun)3.5ft (1.0m)17s

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

Moderate rain (total 15mm), heaviest on Wed afternoon. Warm (max 27°C on Mon morning, min 24°C on Wed night). Wind will be generally light.

Monday
1
Tuesday
2
Wednesday
3
Thu
4
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
2 AM
Rating
(10 max)
3
3
2
2
2
3
3
3
3
4
3
2
3
3
3
4
4
4
3
2
3
2
2
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.7
S
19
0.9
SSW
18
1
S
18
1.1
S
18
1
S
18
1
S
17
1
S
16
1
S
20
1
S
19
1.2
SSW
16
1.2
SSW
16
1.6
SSW
19
1.1
S
18
1.2
SSW
18
1.2
SSW
15
1.6
SSW
17
1.6
SSW
17
1.6
SSW
16
1.5
SSW
16
1.5
SSW
16
1.5
SSW
16
1.4
SSW
16
1.3
SSW
16
1.2
SSW
15
Wave Graph
Metric surfscale
Energy kJ
343
528
639
759
625
582
542
775
767
768
767
1652
794
940
684
1431
1382
1240
1064
1051
1051
906
849
711
Wind (km/h)
5
NNW
5
NW
10
WSW
10
WSW
10
SW
10
SSW
5
WSW
10
NW
5
NNW
0
WSW
10
WSW
10
W
10
WNW
5
WNW
5
W
5
S
0
W
5
W
10
SW
15
SW
15
S
10
S
5
W
10
NW
glassy
glassy
on
on
cross-on
cross
cross-on
cross-on
cross-on
glassy
cross-on
on
cross-on
cross-on
on
glassy
glassy
glassy
cross-on
cross-on
cross
cross
on
cross-on
High Tide
3:58AM0.31m
4:56PM0.81m
4:34AM0.30m
5:33PM0.79m
5:15AM0.29m
6:11PM0.77m
Low Tide
9:24AM0.06m
00:17AM0.18m
9:57AM0.07m
00:59AM0.18m
10:31AM0.10m
1:43AM0.18m
clear
clear
clear
clear
rain showers
part cloud
clear
clear
rain showers
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
rain showers
rain showers
rain showers
clear
part cloud
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:43
5:43
5:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
6:59
6:59
6:59
1
1
1
1
1
1
1
1
1
2
2
1
Temp °C
24
26
27
27
27
26
25
25
25
26
27
27
27
26
26
26
25
26
27
26
26
25
25
24
27
29
29
29
29
28
28
28
29
30
29
30
30
30
30
30
29
30
30
28
28
27
28
26
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
14
0.9
SSW
18
1
S
18
1.1
S
18
1
S
18
1
S
17
1
S
16
1
S
20
1.1
SSW
16
1.2
SSW
16
1.2
SSW
16
1.6
SSW
19
1.1
SSW
15
1.2
SSW
18
1.2
SSW
15
1.6
SSW
17
1.6
SSW
17
1.6
SSW
16
1.5
SSW
16
1.5
SSW
16
1.5
SSW
16
1.4
SSW
16
1.3
SSW
16
1.2
SSW
15
Energy kJ
273
528
639
759
625
582
542
775
653
768
758
1652
581
940
684
1431
1382
1240
1064
1051
1051
906
849
711
Swell 2
Height (m)
Direction
Period (s)
0.7
S
19
0.7
SSW
14
0.7
SSW
14
0.6
SSW
13
0.6
SSW
13
0.7
S
21
0.7
S
21
0.7
SSW
14
1
S
19
1
S
19
1
S
19
1.1
S
18
1
SSW
15
1
S
18
0.2
NNW
11
0.2
NNW
11
0.2
NNW
10
0.2
NNW
10
0.4
NW
10
0.4
SE
8
0.4
SE
8
Energy kJ
343
207
189
135
135
445
428
195
767
767
767
794
456
639
12
11
10
10
24
17
17
Swell 3
Height (m)
Direction
Period (s)
0.2
S
10
0.2
S
10
0.3
S
22
0.5
S
21
0.6
SSW
13
0.6
SSW
13
0.7
SSW
16
0.2
NNW
9
Energy kJ
8
8
84
233
135
135
266
8
Wind waves
Height (m)
Direction
Period (s)
0.3
NNW
10
0.3
NNW
9
Energy kJ
19
17
Nearest Offshore or Glassy
Rating
(10 max)
3
3
1
1
1
4
1
1
4
4
1
1
1
2
1
4
4
4
1
1
4
3
3
1
Distance (km)
0
0
99
99
99
1
94
94
6
0
94
94
49
94
94
0
0
0
49
49
1
1
125
94
Best forecast wave conditions in Big Island
Rating
(10 max)
3
3
1
1
1
4
2
2
4
4
1
1
1
2
1
4
4
4
1
1
4
3
1
Best forecast wave conditions in United States
Rating
(10 max)
4
3
4
3
4
4
4
3
4
4
4
3
3
4
4
4
4
4
3
3
4
4
4
4
Header Global
Rating
(10 max)
5
5
5
5
6
4
4
6
4
5
5
5
5
5
4
5
5
5
5
5
5
4
5
5
  • 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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