Waiaha Rivermouth / Honls surf break

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

information circle48hr Weather and Surf, issued 7 pm Monday 27 Apr 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
25.6° C
(Which is slightly warmer than usual)

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

The current surf forecast for Waiaha Rivermouth / Honls at 3AM is: 0.4m 13s primary swell from a Southwest direction and 0.1m 11s secondary swell from a Northwest direction (forecast issued at 07:00pm April 27). The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (28 Apr)1.5ft (0.4m)12s
Afternoon (28 Apr)1.5ft (0.4m)12s
Evening (28 Apr)1.5ft (0.4m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 12mm), heaviest on Mon night. Warm (max 25°C on Tue morning, min 23°C on Tue night). Wind will be generally light.

Mon
27
Tuesday
28
Wednesday
29
Thu
30
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
11 AM
2 PM
Rating
(10 max)
0
0
0
1
1
0
0
0
0
1
0
1
0
1
0
0
0
0
1
1
1
0
0
0
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)
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.4
SW
13
0.4
SW
13
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.3
SW
12
0.4
SW
12
0.3
SW
12
0.3
NW
13
0.3
NW
13
0.3
NW
12
0.3
NW
12
0.4
NW
12
0.3
S
18
0.2
S
18
0.2
S
17
0.3
S
16
0.4
S
16
0.4
S
16
Wave Graph
Metric surfscale
Energy kJ
84
84
84
60
42
39
38
37
37
37
22
37
22
27
25
23
23
36
55
24
23
46
81
81
Wind (km/h)
10
WNW
5
NW
5
NW
0
SW
5
SSE
10
S
10
WSW
10
W
10
W
5
W
0
SSE
5
SW
5
NW
5
NW
5
W
10
SSW
10
SSW
5
SW
10
NNW
10
NNW
5
ENE
10
S
10
W
15
WNW
cross-on
cross
cross
glassy
glassy
cross-on
on
cross-on
cross-on
glassy
glassy
glassy
cross
glassy
cross-on
on
cross-on
on
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
High Tide
1:18AM0.42m
2:21PM0.52m
1:54AM0.37m
2:55PM0.57m
2:28AM0.32m
Low Tide
7:40PM0.11m
7:41AM-0.04m
8:35PM0.10m
8:04AM-0.04m
9:26PM0.09m
8:27AM-0.04m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
clear
clear
clear
thunderstorm
clear
rain showers
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:45
6:45
6:45
6:45
1
1
1
1
1
1
1
1
1
1
1
1
Temp °C
25
24
24
24
24
25
25
25
25
24
24
24
23
24
25
25
25
24
24
23
23
24
25
25
27
26
27
27
27
27
26
26
27
27
27
27
25
26
26
26
27
26
25
24
25
25
26
26
Swell 1
Height (m)
Direction
Period (s)
0.5
SW
13
0.5
SW
13
0.5
SW
13
0.4
SW
13
0.4
SW
13
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.4
SW
12
0.3
SW
12
0.4
SW
12
0.3
SW
12
0.3
SW
12
0.3
SW
12
0.3
NW
12
0.3
NW
12
0.4
NW
12
0.3
NW
12
0.3
NW
12
0.3
NW
11
0.3
S
16
0.4
S
16
0.4
S
16
Energy kJ
84
84
84
60
42
39
38
37
37
37
22
37
22
22
22
23
23
36
22
21
20
46
81
81
Swell 2
Height (m)
Direction
Period (s)
0.2
NNW
11
0.1
NW
11
0.2
W
9
0.1
NW
11
0.1
NW
11
0.1
NW
10
0.1
NW
10
0.1
NW
10
0.2
W
8
0.1
NW
14
0.1
NW
14
0.2
WNW
13
0.2
WNW
13
0.3
NW
13
0.3
NW
13
0.2
SSW
11
0.2
SSW
11
0.2
S
18
0.3
S
18
0.2
SSW
13
0.2
SSW
12
0.3
NW
11
0.2
SSW
12
0.3
NW
11
Energy kJ
12
5
6
5
4
4
4
4
5
8
8
18
17
27
25
12
12
25
55
16
15
19
14
19
Swell 3
Height (m)
Direction
Period (s)
0.2
S
10
0.2
S
10
0.1
NW
11
0.2
W
9
0.2
S
10
0.2
S
10
0.2
S
10
0.2
S
10
0.1
NW
10
0.1
NW
10
0.1
NW
10
0.1
NW
10
0.2
S
9
0.2
S
9
0.2
S
13
0.2
S
13
0.2
S
13
0.2
SSW
13
0.2
SSW
13
0.2
S
18
0.2
S
17
0.2
SSW
12
0.2
WNW
11
0.2
SSW
12
Energy kJ
8
8
5
6
8
8
8
7
4
4
4
4
6
6
14
14
14
17
16
24
23
15
12
14
Wind waves
Height (m)
Direction
Period (s)
0.3
W
9
0.3
W
9
0.2
WSW
8
0.2
WSW
8
0.1
SW
5
0.1
NW
4
0.1
NW
4
0.1
SW
9
0.3
WNW
2
0.2
WNW
2
0.2
SSW
8
0.4
SW
2
0.4
WSW
3
Energy kJ
14
14
6
6
1
1
1
3
1
1
7
1
2
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Distance (km)
100
19
7
0
0
6
100
100
100
0
1
0
85
0
81
19
19
4
0
0
0
6
19
100
Best forecast wave conditions in Big Island
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Best forecast wave conditions in United States
Rating
(10 max)
1
2
2
2
2
1
1
2
1
2
2
2
2
2
2
1
2
2
3
2
2
2
2
3
Header Global
Rating
(10 max)
5
5
5
4
5
8
8
9
9
8
7
7
7
7
6
6
5
5
5
5
6
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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