Kiholo Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Wednesday 20 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
26.5° C
(Which is 1.3°C warmer than normal for this time of year)

Time (HST) & DateWave HeightWave Period
Morning (20 May)--
Afternoon (20 May)0.5ft (0.2m)12s
Evening (20 May)--

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 27°C on Wed morning, min 23°C on Thu night). Wind will be generally light.

Wednesday
20
Thursday
21
Friday
22
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
11 AM
2 PM
5 PM
8 PM
11 PM
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
Wave
Height (m)
Direction
Period (s)
0.3
SSW
14
0.3
SSW
14
0.4
NE
8
0.2
NNW
12
0.2
NNW
12
0.9
NNE
6
0.9
NE
6
0.2
N
11
0.2
N
11
0.1
N
11
0.1
N
11
0.1
N
11
0.1
SW
13
0.1
SW
14
0.1
N
10
0.1
N
10
0.1
N
10
0.1
N
9
0.1
N
10
1
NNE
6
1.2
NNE
9
0.1
N
10
0.1
N
11
0.1
SW
13
Wave Graph
Metric surfscale
Energy kJ
0
0
0
14
14
0
0
9
9
2
2
2
6
8
2
2
2
2
2
0
0
2
2
7
Wind (km/h)
5
ENE
10
NE
5
NNE
10
N
10
NNE
10
NE
15
NE
10
NE
15
NE
15
NE
10
NE
10
NNE
10
NNE
15
NE
15
NE
15
NE
15
NE
15
NE
10
NE
20
NNE
20
NNE
15
NNE
15
NE
10
NE
glassy
cross-off
glassy
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
High Tide
6:22AM0.27m
7:19PM0.82m
7:49AM0.28m
8:14PM0.75m
9:35AM0.33m
9:10PM0.68m
Low Tide
2:04AM0.16m
11:29AM0.09m
3:06AM0.15m
12:27PM0.16m
4:01AM0.14m
1:46PM0.25m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:46
5:46
5:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:53
6:53
6:54
Temp °C
25
25
26
27
27
26
25
25
25
24
25
26
26
26
25
24
23
23
24
25
26
25
24
23
28
27
28
29
29
27
26
27
26
24
26
26
26
25
25
24
22
22
24
24
24
24
23
23
Swell 1
Height (m)
Direction
Period (s)
0.6
NNE
5
0.6
NNE
5
0.6
NNE
5
1
NE
7
1.1
NE
8
0.9
NNE
6
0.9
NE
6
0.5
NE
8
0.2
SSW
16
0.2
S
16
0.2
S
16
0.2
SSW
13
0.2
S
16
0.2
SSW
15
0.2
SSW
15
0.2
SSW
15
0.2
SSW
15
0.2
SSW
15
0.2
SSW
14
0.6
NE
9
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
0.2
S
16
Energy kJ
18
17
18
102
145
65
51
35
26
20
20
16
19
22
21
21
21
21
21
64
19
18
18
21
Swell 2
Height (m)
Direction
Period (s)
0.4
NE
8
0.4
NE
8
0.4
NE
8
0.2
SSW
14
0.2
SSW
14
0.6
ENE
8
0.5
NE
9
0.2
SSW
13
0.2
SSW
13
0.1
S
13
0.1
S
13
0.1
S
16
0.1
SW
13
0.1
SW
14
0.1
N
10
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
19
0.2
SSW
14
0.1
S
18
0.1
S
18
0.1
S
17
0.1
SW
13
Energy kJ
17
24
17
20
20
48
36
17
17
3
3
5
6
8
2
3
3
3
7
20
6
6
6
7
Swell 3
Height (m)
Direction
Period (s)
0.3
SSW
14
0.3
SSW
14
0.2
SSW
14
0.2
NNW
12
0.2
NNW
12
0.2
SSW
13
0.2
SSW
13
0.2
N
11
0.2
N
11
0.1
N
11
0.1
N
11
0.1
N
11
0.1
N
10
0.1
N
10
0.1
S
12
0.1
N
10
0.1
N
10
0.1
N
9
0.1
N
10
0.1
S
18
0.1
S
11
0.1
N
10
0.1
N
11
0.1
N
11
Energy kJ
41
41
20
14
14
18
17
9
9
2
2
2
2
2
3
2
2
2
2
6
2
2
2
2
Wind waves
Height (m)
Direction
Period (s)
0.9
NE
6
1.1
NE
6
1.1
NE
8
1.1
NE
8
1.1
NE
8
1.1
NE
8
1.1
NE
8
1.3
NE
9
1.3
NE
8
1.3
NE
8
1.1
NE
9
1.1
NE
9
1
NNE
6
1.2
NNE
9
1.2
NNE
9
1.2
NE
9
1.1
NE
9
Energy kJ
52
88
145
176
176
176
176
249
232
232
189
193
63
197
197
221
202
Nearest Offshore or Glassy
Rating
(10 max)
1
2
3
3
1
1
1
1
1
1
1
1
1
2
1
1
1
1
2
1
1
1
1
1
Distance (km)
22
27
94
94
102
14
14
14
22
14
14
14
14
22
22
14
14
14
26
24
28
22
22
14
Best forecast wave conditions in Big Island
Rating
(10 max)
1
2
3
3
2
2
1
2
1
2
1
1
2
2
2
1
2
2
2
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
4
4
1
4
3
3
3
3
3
3
1
4
3
4
3
3
2
2
2
2
2
2
Header Global
Rating
(10 max)
4
4
5
5
5
5
5
5
5
5
5
4
5
5
7
7
7
6
5
5
5
5
6
8
  • 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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