Waiaha Rivermouth / Honls Surf Break

Lat Long: 19.63° N 155.99° W

Issued: 7 am 12 Jun 2026 (local time)

Forecast update in  hr  min

Today's Waiaha Rivermouth / Honls sea temperature is
26.5° C

1.0°C warmer than normal for this time of year

Waiaha Rivermouth / Honls surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Waiaha Rivermouth / Honls surf forecast from 12 Jun 2026:

  • Best quality surf: Sunday 14 Jun, 2AM (local time) - 3.5ft (1.0m), 20s period, SSW swell with glassy winds.
  • Most powerful swell: Sunday 14 Jun, 8AM (local time) - 4.5ft (1.3m), 19s period, SSW swell with 1,169 kJ wave energy.
  • Next surfable swell (1★+): Friday 12 Jun, 8PM (local time) - 1.5ft (0.4m), 25s period with SSW swell.

Best Forecast Surf Conditions for Waiaha Rivermouth / Honls this week:

The surf forecast for Waiaha Rivermouth / Honls over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jun 12) at 8PM. The primary swell is predicted to be 0.4m and 25s period with a secondary swell of 0.5m and 15s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Waiaha Rivermouth / Honls in the next 16 days are 1.3m 19s and forecast to arrive on Sunday (Jun 14) at 8AM. Winds are predicted to be cross-offshore at the time the swell arrives.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Fri 12th Jun)1.5ft (0.4m) 25s
Best Surf 2AM (Sun 14th Jun)3.5ft (1.0m) 20s
Most Powerful 8AM (Sun 14th Jun)4.5ft (1.3m) 19s

Table - best surf conditions forecast for Waiaha Rivermouth / Honls over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Fri night. Warm (max 25°C on Fri morning, min 24°C on Fri night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 26°C on Mon morning, min 24°C on Mon night). Wind will be generally light.

Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
1
3
1
2
4
3
3
4
2
1
2
2
1
3
1
1
2
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SW
20
0.7
S
15
0.6
SSW
24
0.8
SSW
22
0.9
SSW
21
1
SSW
20
1.3
SSW
19
1.3
SSW
18
1.4
SSW
17
1.3
SSW
16
1.3
SSW
16
1.2
SSW
15
1.1
SSW
14
1
SSW
14
1
SSW
13
0.8
S
17
1.2
S
16
1.2
S
16
1.1
S
14
1.1
S
14
0.9
S
14
Wave Graph
Metric surfscale
Energy kJ
107
205
433
622
801
813
1133
983
1099
803
763
648
529
425
384
386
743
724
508
501
293
Wind (km/h)
5
W
5
WSW
5
W
10
WNW
5
SSW
5
NE
10
WNW
10
SSW
5
E
10
WNW
10
SSW
5
NW
10
WNW
15
SSW
10
NNW
10
WNW
10
SW
5
WNW
10
WNW
10
SW
5
SW
Wind State
cross-on
on
glassy
cross-on
on
glassy
cross
on
glassy
cross
on
cross
cross
on
cross-off
cross-on
on
cross-on
cross-on
on
on
High Tide
2:14PM0.74m
1:41AM0.20m
3:00PM0.80m
2:37AM0.18m
3:46PM0.83m
3:32AM0.17m
4:32PM0.83m
4:28AM0.17m
5:18PM0.80m
5:28AM0.18m
6:03PM0.76m
6:33AM0.20m
6:47PM0.69m
Low Tide
9:33PM0.07m
7:23AM-0.10m
10:26PM0.04m
8:07AM-0.11m
11:17PM0.02m
8:52AM-0.10m
00:05AM0.01m
9:40AM-0.07m
00:52AM0.01m
10:30AM-0.03m
1:36AM0.00m
11:24AM0.03m
2:18AM0.00m
clear
part cloud
rain showers
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:43
5:45
5:45
5:45
5:45
5:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:01
7:02
7:02
7:02
7:04
7:04
7:04
 mm
2
Temp °C
25
25
24
25
25
24
25
25
25
26
26
25
26
26
25
26
26
25
26
26
26
Feels °C
28
28
27
26
26
25
25
26
26
27
28
26
27
28
27
27
28
27
28
29
29
Swell 1
Height (m)
Direction
Period (s)
0.5
S
15
0.7
S
15
0.6
SSW
24
0.8
SSW
22
0.9
SSW
21
1
SSW
20
1.3
SSW
19
1.3
SSW
18
1.4
SSW
17
1.3
SSW
16
1.3
SSW
16
1.2
SSW
15
1.1
SSW
14
1
SSW
14
1
SSW
13
0.9
SSW
13
1.2
S
16
1.2
S
16
1.1
S
14
1.1
S
14
0.9
S
14
Energy kJ
107
205
433
622
801
813
1133
983
1099
803
763
648
529
425
384
303
743
724
508
501
293
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
20
0.4
SW
19
0.4
S
14
0.5
S
13
0.5
S
13
0.5
SW
17
0.4
WSW
12
0.4
S
12
0.3
S
12
0.3
S
12
0.3
S
11
0.3
SW
11
0.2
WNW
11
0.3
S
20
0.5
S
18
0.8
S
17
0.4
NW
10
0.4
NW
10
0.4
NW
10
0.4
NW
10
0.4
SSW
19
Energy kJ
97
96
63
88
87
137
56
46
25
24
21
18
12
67
155
386
26
26
28
28
123
Swell 3
Height (m)
Direction
Period (s)
0.3
WNW
10
0.3
SSW
26
0.4
SW
19
0.5
SW
18
0.4
SW
18
0.4
S
12
0.4
S
12
0.2
WNW
13
0.4
NW
8
0.2
WNW
12
0.3
SW
11
0.2
WNW
11
0.3
SW
10
0.2
WNW
11
0.3
NW
11
0.4
NW
10
0.1
SW
18
0.2
SSW
22
0.3
SSW
20
0.3
SSW
20
0.4
NW
10
Energy kJ
19
131
89
155
108
48
47
17
16
14
18
12
15
12
18
27
12
45
80
78
25
Wind waves
Height (m)
Direction
Period (s)
0.3
WSW
9
0.4
W
12
Energy kJ
16
44
Nearest Offshore or Glassy
Rating
(10 max)
2
2
3
3
1
4
1
1
4
1
1
3
1
1
3
1
2
1
2
2
1
Distance (km)
81
2
0
81
19
0
50
19
0
47
45
6
50
47
0
100
119
95
117
119
96
Best forecast wave conditions in Big Island
Rating
(10 max)
2
2
3
3
3
4
4
4
4
3
1
3
3
1
3
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
2
3
3
3
4
4
4
4
4
3
3
4
2
3
2
3
3
2
3
3
Header Global
Rating
(10 max)
9
5
5
4
4
5
9
4
5
5
5
9
7
4
4
4
4
5
4
7
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Waiaha Rivermouth / Honls Surf forecast

The above surf forecast table for Waiaha Rivermouth / Honls provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Waiaha Rivermouth / Honls can be found by selecting the local surf guide option on the grey menu. Our Waiaha Rivermouth / Honls surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Waiaha Rivermouth / Honls) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Waiaha Rivermouth / Honls may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Waiaha Rivermouth / Honls is 95 km (59 miles) from Hilo. If you plan a vacation in Big Island, look for hotels and other accommodation in Hilo. Hilo has rooms for a wide range of budgets as well as car hire and transport links.

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