Waiaha Rivermouth / Honls Surf Break

Lat Long: 19.63° N 155.99° W

Waiaha Rivermouth / Honls Surf Forecast and Surf Report

Issued: 7 pm 02 Oct 2026 (local time)

Forecast update in  hr  min

Today's Waiaha Rivermouth / Honls sea temperature is
27.8°C
0.9° 

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 3 Oct 2026:

  • Best quality surf: Sunday 4 Oct, 8PM (local time) - 2.5ft (0.8m), 19s period, SSW swell with glassy winds.
  • Most powerful swell: Thursday 8 Oct, 2PM (local time) - 3ft (0.9m), 18s period, SSW swell with 516 kJ wave energy.
  • Next surfable swell (1★+): Saturday 3 Oct, 11PM (local time) - 2ft (0.6m), 12s period with S 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 Saturday (Oct 03) at 11PM. The primary swell is predicted to be 0.6m and 12s period with a secondary swell of 0.4m and 7s. 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 0.9m 18s and forecast to arrive on Thursday (Oct 08) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 2s period and expected on Saturday (Oct 03) at 5PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)11PM (Sat 3rd Oct)2ft (0.6m) 12s
Best Surf 8PM (Sun 4th Oct)2.5ft (0.8m) 19s
Most Powerful 2PM (Thu 8th Oct)3ft (0.9m) 18s

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


Short Range Forecast

Some drizzle, heaviest during Fri night. Warm (max 27°C on Sun morning, min 25°C on Fri night). Wind will be generally light.

Days 5-7 Weather Summary

Light rain (total 3mm), mostly falling on Mon night. Warm (max 27°C on Tue morning, min 25°C on Mon night). Wind will be generally light.

Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
Thursday
8
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
1
0
0
1
1
1
2
1
1
1
1
1
2
2
3
3
2
2
3
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
SSW
12
0.6
SSW
12
0.6
SSW
12
0.6
S
12
0.5
S
20
0.7
SSW
19
0.7
SSW
18
0.8
SSW
17
0.8
SSW
16
0.9
SSW
16
0.8
SSW
15
0.9
SSW
15
0.9
SSW
15
0.9
SSW
14
0.8
SSW
14
0.6
S
19
0.7
SSW
18
0.8
SSW
18
0.8
SSW
17
Wave Graph
Metric surfscale
Energy kJ
155
113
109
98
194
375
326
394
350
446
300
381
376
331
243
265
318
418
394
Wind (km/h)
10
SW
10
W
5
SSW
5
NE
5
SW
5
SSW
5
NNE
10
WSW
10
SW
10
NW
5
W
10
SW
5
WSW
15
NW
10
NW
0
SW
10
W
10
NW
5
SSW
Wind State
on
cross-on
cross-on
glassy
on
on
glassy
on
on
cross
cross-on
on
glassy
cross
cross-off
glassy
cross-on
cross
glassy
High Tide
8:42PM0.21m
9:56AM0.69m
10:42PM0.23m
11:04AM0.69m
00:00AM0.29m
12:01PM0.68m
00:53AM0.37m
12:49PM0.66m
1:37AM0.44m
1:32PM0.62m
2:16AM0.52m
2:09PM0.57m
2:53AM0.58m
Low Tide
1:40AM0.12m
5:59PM0.13m
3:19AM0.14m
6:40PM0.10m
4:52AM0.14m
7:13PM0.07m
6:08AM0.13m
7:42PM0.05m
7:11AM0.12m
8:09PM0.04m
8:08AM0.12m
8:33PM0.03m
rain showers
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
6:15
—
—
6:15
—
—
6:15
—
—
6:15
—
—
6:16
—
—
6:16
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:10
—
6:09
—
—
6:08
—
—
6:07
—
—
6:07
—
—
6:07
—
—
6:06
—
 mm
1
—
—
—
—
—
—
—
—
3
—
—
—
—
—
—
—
—
—
Temp °C
26
26
26
26
27
27
26
27
26
26
27
27
25
27
27
26
27
27
26
Feels °C
30
30
29
30
30
30
29
29
28
29
30
30
27
28
29
29
29
29
28
  • 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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