Kiholo Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Sunday 17 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Kiholo Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kiholo Bay sea temperature is
26.0° C
(Which is slightly warmer than usual)

How big are the waves at Kiholo Bay today?

The current surf forecast for Kiholo Bay at 1PM is: 0.3m 14s primary swell from a Southwest direction (forecast issued at 07:00am May 17). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (17 May)1ft (0.3m)14s
Afternoon (17 May)1ft (0.3m)14s
Evening (17 May)1ft (0.3m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Sun afternoon. Warm (max 27°C on Sun morning, min 25°C on Sun night). Wind will be generally light.

Sunday
17
Monday
18
Tuesday
19
Wed
20
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)
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
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.2
WNW
3
0.3
SW
14
0.3
SW
14
0.3
SW
14
0.3
SW
14
0.3
SW
14
0.1
SW
21
0.3
SW
14
0.3
SW
14
0.3
SW
13
0.7
NE
6
0.3
SW
19
0.9
NE
6
0.3
SW
14
0.3
SW
14
0.5
NE
7
0.2
SSW
15
0.2
SSW
18
0.7
NE
6
0.7
NE
6
0.7
NE
6
0.1
SW
14
0.3
SSW
14
0.3
SSW
14
Wave Graph
Metric surfscale
Energy kJ
1
32
33
32
32
31
18
30
29
28
0
59
0
32
32
0
0
0
0
0
0
7
0
0
Wind (km/h)
5
NE
0
NW
5
W
10
W
10
W
0
WSW
5
NNE
5
NE
5
NE
5
N
5
NW
5
WSW
0
NNW
5
N
5
NE
5
NE
5
ENE
5
NNE
5
NW
5
NNW
0
NW
5
NNE
5
ENE
5
NE
cross-off
glassy
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
glassy
on
cross-on
glassy
glassy
glassy
glassy
glassy
glassy
on
glassy
glassy
glassy
glassy
cross-off
High Tide
3:35AM0.35m
4:45PM0.94m
4:23AM0.31m
5:34PM0.92m
5:16AM0.29m
6:25PM0.88m
Low Tide
9:15AM-0.03m
00:02AM0.15m
9:56AM-0.01m
1:02AM0.15m
10:40AM0.03m
clear
clear
clear
clear
rain showers
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
part cloud
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:47
5:46
5:46
5:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:52
6:52
6:53
6:53
1
1
1
1
1
1
1
Temp °C
25
26
27
27
27
26
26
25
25
26
27
27
26
26
26
25
25
25
27
26
26
26
25
25
28
30
30
29
30
30
30
28
28
29
30
30
30
29
30
29
29
28
30
30
30
30
28
28
Swell 1
Height (m)
Direction
Period (s)
0.6
NE
8
0.6
NE
8
0.5
NE
8
0.6
NE
8
0.8
NE
8
0.8
NE
7
0.9
NE
7
0.9
NE
7
0.8
NE
7
0.8
NE
7
0.7
NE
6
0.9
NE
6
0.9
NE
6
0.9
NE
6
0.7
NE
6
0.5
NNE
5
0.5
NNE
6
0.6
NE
6
0.7
NE
6
0.7
NE
6
0.7
NE
6
0.9
NE
6
0.7
NE
6
0.6
NNE
5
Energy kJ
40
51
32
53
77
73
82
86
62
54
34
64
54
51
33
15
18
27
31
32
32
62
33
18
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
3
0.3
SW
14
0.4
NNE
4
0.3
SW
14
0.3
SW
14
0.3
SW
14
0.4
SW
14
0.3
SW
14
0.3
SW
14
0.3
SW
13
0.4
NE
8
0.3
SW
19
0.2
ENE
8
0.3
SW
14
0.3
SW
14
0.5
NE
7
0.4
ENE
7
0.2
SSW
18
0.4
NE
7
0.2
ENE
8
0.4
NE
7
0.3
SSW
15
0.4
NE
8
0.5
NE
8
Energy kJ
1
32
6
32
32
31
46
30
29
28
14
59
6
32
32
25
20
30
13
6
14
44
16
31
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
14
0.2
SSW
15
0.3
SW
14
0.2
SSW
16
0.2
SSW
21
0.2
SSW
21
0.1
SW
21
0.1
S
14
0.1
S
14
0.1
SW
20
0.2
SSW
19
0.2
SSW
13
0.2
SSW
13
0.1
S
16
0.2
ENE
8
0.2
SSW
16
0.2
SSW
15
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
0.1
SW
14
0.3
SSW
14
0.3
SSW
14
Energy kJ
20
23
33
24
45
45
18
4
4
15
37
17
17
5
6
25
23
20
19
20
20
7
41
41
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
1
1
1
1
1
1
1
2
1
2
3
1
2
2
2
2
2
2
2
2
1
Distance (km)
14
31
90
111
23
21
24
22
22
22
99
21
99
94
22
22
22
22
99
111
43
43
43
22
Best forecast wave conditions in Big Island
Rating
(10 max)
2
2
2
1
2
2
1
2
2
1
3
2
2
2
2
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
2
2
2
2
5
7
5
4
5
4
4
2
4
4
4
4
4
3
3
3
4
4
5
4
Header Global
Rating
(10 max)
8
6
4
4
5
7
5
4
5
4
4
4
4
4
4
4
4
4
4
4
5
4
4
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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