Waiaha Rivermouth / Honls surf break

Waiaha Rivermouth / Honls surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Monday 04 May 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waiaha Rivermouth / Honls surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waiaha Rivermouth / Honls sea temperature is
25.8° C
(Which is 1.0°C warmer than normal for this time of year)

How big are the waves at Waiaha Rivermouth / Honls today?

The current surf forecast for Waiaha Rivermouth / Honls at 11AM is: 0.6m 13s primary swell from a South direction and 0.4m 11s secondary swell from a Northwest direction (forecast issued at 07:00am May 04). The wind direction is predicted to be onshore.

Time (HST) & DateWave HeightWave Period
Morning (04 May)2ft (0.6m)13s
Afternoon (04 May)1.5ft (0.5m)13s
Evening (04 May)1.5ft (0.5m)13s

Table - waves today at Waiaha Rivermouth / Honls. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Mon night. Warm (max 26°C on Mon morning, min 24°C on Mon night). Wind will be generally light.

Monday
4
Tuesday
5
Wednesday
6
Thu
7
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)
2
1
0
0
0
0
0
1
0
0
0
0
0
0
0
1
1
0
0
0
0
2
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)
0.6
S
14
0.6
S
13
0.6
S
13
0.5
S
13
0.5
S
13
0.5
S
13
0.5
S
13
0.4
SSW
12
0.4
SSW
12
0.5
NW
12
0.3
SSW
18
0.4
NW
12
0.4
NW
12
0.4
NW
12
0.3
SSW
16
0.3
SSW
18
0.4
SSW
18
0.4
SSW
18
0.3
SSW
18
0.4
SSW
15
0.5
S
16
0.5
S
16
0.5
SSW
16
0.5
SSW
16
Wave Graph
Metric surfscale
Energy kJ
136
128
126
87
87
86
84
52
50
72
61
50
51
48
53
60
103
104
61
78
131
131
146
144
Wind (km/h)
5
NNW
5
WSW
15
SW
15
SW
10
WNW
10
WNW
5
W
5
WSW
5
SSE
5
SSW
10
SW
10
SW
10
WSW
10
SW
10
SSW
5
WSW
5
WSW
10
NW
10
WNW
10
WNW
10
NW
0
W
5
S
5
SSW
glassy
glassy
on
on
cross-on
cross
cross-on
glassy
cross-on
cross-on
on
on
on
on
on
glassy
glassy
cross
cross-on
cross
cross
glassy
cross-on
cross-on
High Tide
4:45AM0.19m
5:52PM0.63m
5:30AM0.16m
6:36PM0.61m
6:28AM0.15m
7:25PM0.59m
Low Tide
10:08AM-0.00m
1:37AM0.09m
10:40AM0.02m
2:37AM0.09m
11:18AM0.05m
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
rain showers
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>
5:52
5:52
5:52
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
6:47
6:47
6:49
1
Temp °C
24
25
26
26
25
25
24
24
24
25
25
26
25
25
24
24
24
25
26
26
26
25
24
24
27
28
27
28
27
27
27
28
27
28
26
28
27
28
26
27
28
28
28
28
28
29
27
27
Swell 1
Height (m)
Direction
Period (s)
0.6
S
14
0.6
S
13
0.6
S
13
0.5
S
13
0.5
S
13
0.5
S
13
0.5
S
13
0.4
SSW
12
0.4
SSW
12
0.5
NW
12
0.4
NW
12
0.4
NW
12
0.4
NW
12
0.4
NW
12
0.4
NW
11
0.4
NW
11
0.4
SSW
18
0.4
SSW
18
0.4
NW
11
0.4
SSW
15
0.5
S
16
0.5
S
16
0.5
SSW
16
0.5
SSW
16
Energy kJ
136
128
126
87
87
86
84
52
50
72
51
50
49
48
45
31
103
104
30
78
131
131
146
144
Swell 2
Height (m)
Direction
Period (s)
0.4
NW
12
0.3
NW
11
0.4
NW
11
0.4
NW
11
0.4
NW
11
0.3
NW
11
0.4
NW
13
0.3
NW
10
0.4
NW
10
0.4
SSW
12
0.4
SSW
12
0.3
SSW
12
0.3
SSW
12
0.3
SSW
12
0.3
SSW
12
0.3
SSW
18
0.4
NW
11
0.4
NW
11
0.3
SSW
18
0.4
NW
11
0.4
NW
11
0.3
NW
10
0.3
NW
10
0.3
SSW
19
Energy kJ
35
19
31
30
30
19
44
16
27
49
48
28
28
27
26
60
30
30
61
30
29
16
16
73
Swell 3
Height (m)
Direction
Period (s)
0.3
SW
19
0.2
SSW
19
0.1
SW
19
0.1
SW
19
0.2
SSW
19
0.2
SSW
18
0.2
SSW
18
0.3
NW
13
0.3
NW
13
0.2
SSW
18
0.3
SSW
18
0.2
SSW
16
0.3
SSW
16
0.2
SSW
17
0.3
SSW
16
0.3
SSW
11
0.3
SSW
11
0.3
SSW
11
0.3
SSW
11
0.3
S
11
0.3
S
11
0.4
SW
16
0.3
S
11
0.3
NW
10
Energy kJ
59
37
15
15
36
31
31
27
25
31
61
27
51
27
53
25
25
24
24
21
21
65
20
15
Wind waves
Height (m)
Direction
Period (s)
0.3
NNW
3
Energy kJ
1
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
2
Distance (km)
0
0
100
100
96
96
19
0
1
6
71
100
96
19
19
0
0
69
81
69
81
0
2
19
Best forecast wave conditions in Big Island
Rating
(10 max)
2
1
1
1
2
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
3
2
2
2
2
3
3
3
3
3
2
3
2
2
2
3
3
2
2
1
3
2
3
3
Header Global
Rating
(10 max)
4
4
5
4
5
5
5
5
5
5
5
5
6
5
5
5
5
5
9
5
5
6
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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