Waiaha Rivermouth / Honls Surf Break

Lat Long: 19.63° N 155.99° W

Waiaha Rivermouth / Honls Surf Forecast and Surf Report

Issued: 1 am 09 Oct 2026 (local time)

Forecast update in  hr  min

Today's Waiaha Rivermouth / Honls sea temperature is
27.6°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 9 Oct 2026:

  • Best quality surf: Friday 9 Oct, 5PM (local time) - 3.5ft (1.0m), 16s period, S swell with glassy winds.
  • Most powerful swell: Saturday 10 Oct, 11PM (local time) - 3.5ft (1.0m), 18s period, S swell with 620 kJ wave energy.
  • Next surfable swell (1★+): Friday 9 Oct, 5PM (local time) - 3.5ft (1.0m), 16s 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 Friday (Oct 09) at 5PM. The primary swell is predicted to be 1.0m and 16s period with a secondary swell of 0.8m and 13s. 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 1.0m 18s and forecast to arrive on Saturday (Oct 10) at 11PM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Fri 9th Oct)3.5ft (1.0m) 16s
Best Surf 5PM (Fri 9th Oct)3.5ft (1.0m) 16s
Most Powerful11PM (Sat 10th Oct)3.5ft (1.0m) 18s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Fri night. Warm (max 29°C on Fri morning, min 25°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 27°C on Tue morning, min 25°C on Mon morning). Wind will be generally light.

Friday
9
Saturday
10
Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
2
3
3
2
1
2
0
1
2
1
1
2
1
1
2
1
1
2
0
2
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSW
16
1
S
16
0.9
SSW
15
0.9
S
20
0.6
S
19
1
S
18
0.7
S
16
0.8
S
16
0.8
S
16
0.7
S
15
0.8
S
14
0.6
S
13
0.6
S
13
0.7
S
13
0.7
S
12
0.4
S
21
0.4
S
21
0.6
S
19
0.7
S
18
0.7
S
17
0.6
S
16
Wave Graph
Metric surfscale
Energy kJ
448
522
375
611
276
620
257
330
310
209
268
126
126
171
144
133
138
263
311
288
188
Wind (km/h)
20
NNW
5
W
10
NNW
10
WSW
10
SW
10
WNW
10
W
10
SW
5
NNW
10
W
10
SW
5
NW
10
SW
5
WNW
0
WSW
10
W
10
WNW
5
N
10
WNW
5
WSW
10
NW
Wind State
cross-off
glassy
cross-off
on
on
cross-on
cross-on
on
cross-off
cross-on
on
cross-off
on
cross-on
glassy
cross-on
cross
glassy
cross-on
glassy
cross
High Tide
2:44PM0.51m
3:29AM0.63m
3:16PM0.45m
4:05AM0.66m
3:46PM0.39m
4:42AM0.68m
4:17PM0.34m
5:20AM0.68m
4:48PM0.30m
6:03AM0.66m
5:25PM0.26m
6:51AM0.65m
6:16PM0.23m
Low Tide
9:00AM0.12m
8:56PM0.03m
9:50AM0.13m
9:18PM0.03m
10:41AM0.15m
9:40PM0.04m
11:32AM0.16m
10:04PM0.05m
12:28PM0.18m
10:29PM0.07m
1:34PM0.20m
10:57PM0.09m
2:53PM0.20m
11:33PM0.12m
clear
clear
rain showers
rain showers
part cloud
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
—
—
6:16
—
—
6:16
—
—
6:16
—
—
6:16
—
—
6:18
—
—
6:18
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
6:05
—
—
6:04
—
—
6:02
—
—
6:02
—
—
6:01
—
—
6:00
—
—
6:00
—
 mm
—
—
1
1
—
4
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
29
28
27
27
27
26
26
26
25
26
26
25
27
27
26
27
27
26
27
27
26
Feels °C
31
30
30
30
29
29
28
28
27
27
28
28
29
29
30
30
30
30
29
30
29
  • 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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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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