Surf Break

Lat Long: 18.95° N 155.71° W

Kahuku Ranch Surf Forecast and Surf Report

Issued: 1 pm 04 Nov 2026 (local time)

Forecast update in  hr  min

Today's Kahuku Ranch sea temperature is
27.1°C
0.7° 

Kahuku Ranch surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Kahuku Ranch surf forecast from 4 Nov 2026:

  • Best quality surf: Thursday 5 Nov, 8PM (local time) - 2ft (0.6m), 16s period, NW swell with offshore winds.
  • Most powerful swell: Thursday 12 Nov, 2PM (local time) - 2.5ft (0.8m), 16s period, NW swell with 348 kJ wave energy.
  • Next surfable swell (1★+): Thursday 5 Nov, 8PM (local time) - 2ft (0.6m), 16s period with NW swell.

Best Forecast Surf Conditions for Kahuku Ranch this week:

The surf forecast for Kahuku Ranch over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Nov 05) at 8PM. The primary swell is predicted to be 0.6m and 16s period with a secondary swell of 0.4m and 16s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Kahuku Ranch in the next 16 days are 0.8m 16s and forecast to arrive on Thursday (Nov 12) at 2PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 10s period and expected on Friday (Nov 06) at 11AM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Thu 5th Nov)2ft (0.6m) 16s
Best Surf 8PM (Thu 5th Nov)2ft (0.6m) 16s
Most Powerful 2PM (Thu 12th Nov)2.5ft (0.8m) 16s

Table - best surf conditions forecast for Kahuku Ranch over the next 16 days.


Short Range Forecast

Some drizzle, heaviest during Thu night. Warm (max 27°C on Wed afternoon, min 24°C on Thu night). Winds increasing (light winds from the NE on Thu night, strong winds from the ENE by Fri afternoon).

Days 5-7 Weather Summary

Mostly dry. Warm (max 26°C on Sat afternoon, min 24°C on Sun night). Mainly fresh winds.

Wed
4
Thursday
5
Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
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
SSW
17
0.4
SSW
18
0.4
SSW
16
0.6
NW
17
0.7
NW
16
0.7
NW
15
0.6
NW
14
0.5
NW
14
0.5
SSW
14
0.6
SSW
13
0.5
SSW
13
0.5
S
12
0.5
S
12
0.4
S
15
0.4
S
14
0.4
S
13
0.3
S
18
0.5
S
16
0.4
SSW
16
0.5
S
16
Wave Graph
Metric surfscale
Energy kJ
101
102
86
232
245
209
169
107
104
139
90
75
72
68
63
56
55
135
100
124
Wind (km/h)
30
E
30
ENE
35
ENE
25
ENE
30
ENE
40
ENE
40
ENE
30
ENE
30
ENE
30
ENE
20
ENE
35
ENE
30
ENE
35
ENE
35
ENE
35
E
20
ENE
35
E
30
E
35
ENE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
cross-off
cross-off
off
cross-off
cross-off
cross-off
High Tide
1:24AM0.76m
1:01PM0.69m
2:00AM0.85m
1:40PM0.65m
2:33AM0.92m
2:16PM0.61m
3:06AM0.96m
2:49PM0.57m
3:38AM0.98m
3:21PM0.53m
4:10AM0.98m
3:53PM0.50m
4:45AM0.95m
Low Tide
6:51PM0.10m
7:23AM0.27m
7:19PM0.08m
8:14AM0.24m
7:46PM0.06m
8:58AM0.22m
8:13PM0.05m
9:39AM0.20m
8:40PM0.04m
10:18AM0.20m
9:07PM0.05m
10:57AM0.21m
9:36PM0.06m
clear
clear
clear
clear
rain showers
clear
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
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6:24
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6:24
—
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6:24
—
—
6:26
—
—
6:26
—
—
6:26
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
—
—
5:46
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—
5:46
—
—
5:46
—
—
5:45
—
—
5:45
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5:45
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 mm
—
—
—
—
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
27
25
26
27
26
27
27
26
26
26
25
26
26
25
26
26
24
26
26
25
Feels °C
25
22
22
26
27
24
23
24
23
24
22
23
23
22
23
22
20
23
23
22
  • 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 Kahuku Ranch Surf forecast

The above surf forecast table for Kahuku Ranch provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Kahuku Ranch can be found by selecting the local surf guide option on the grey menu. Our Kahuku Ranch 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 (Kahuku Ranch) 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 Kahuku Ranch 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.

Kahuku Ranch is 107 km (66 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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