Hull Bay Surf Break

Lat Long: 18.37° N 64.96° W

Hull Bay Surf Forecast and Surf Report

Issued: 1 am 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Hull Bay sea temperature is
29.7°C
1.2° 

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


Hull Bay surf forecast from 17 Oct 2026:

  • Best quality surf: Wednesday 21 Oct, 5AM (local time) - 4ft (1.2m), 11s period, N swell with cross-offshore winds.
  • Most powerful swell: Tuesday 20 Oct, 11AM (local time) - 5ft (1.5m), 13s period, NNW swell with 769 kJ wave energy.
  • Next surfable swell (1★+): Sunday 18 Oct, 8AM (local time) - 2.5ft (0.7m), 9s period with NNE swell.

Best Forecast Surf Conditions for Hull Bay this week:

The surf forecast for Hull Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Oct 18) at 8AM. The primary swell is predicted to be 0.7m and 9s period with a secondary swell of 0.4m and 7s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Hull Bay in the next 16 days are 1.5m 13s and forecast to arrive on Tuesday (Oct 20) at 11AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 5s period and expected on Saturday (Oct 24) at 8AM.

Wave TypeTime (AST) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Sun 18th Oct)2.5ft (0.7m) 9s
Best Surf 5AM (Wed 21st Oct)4ft (1.2m) 11s
Most Powerful11AM (Tue 20th Oct)5ft (1.5m) 13s

Table - best surf conditions forecast for Hull Bay over the next 16 days.


Short Range Forecast

Moderate rain (total 10mm), heaviest on Sat night. Warm (max 28°C on Sat morning, min 28°C on Sat morning). Wind will be generally light.

Days 4-6 Weather Summary

Moderate rain (total 12mm), heaviest on Tue afternoon. Warm (max 28°C on Tue morning, min 27°C on Wed night). Wind will be generally light.

Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
AM
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
1
0
0
0
1
2
2
1
1
1
0
1
0
1
0
0
2
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
NNE
11
0.7
NNE
10
0.7
NNE
9
0.6
NNE
9
0.6
NNE
9
0.5
N
12
0.4
NNE
12
0.5
NNE
9
0.9
NNW
15
1.5
NNW
13
1.6
NNW
12
1.4
NNW
11
1.1
N
11
0.9
NNW
11
0.9
NNW
10
1
NNW
10
1
NNW
10
0.9
NNW
10
1.3
NNW
14
1.3
NNW
13
1.1
NNW
12
Wave Graph
Metric surfscale
Energy kJ
130
115
92
62
59
70
46
45
322
769
706
513
281
210
146
202
198
152
597
547
361
Wind (km/h)
20
ESE
15
E
20
E
15
ESE
15
ESE
15
ESE
20
ESE
20
ESE
20
E
20
ESE
20
ESE
15
SE
15
ESE
20
SE
20
ESE
20
ESE
20
ESE
25
ESE
30
SE
25
SE
25
SE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
High Tide
3:01PM0.49m
3:49PM0.49m
4:26PM0.50m
4:55PM0.49m
4:38AM0.28m
5:20PM0.47m
5:57AM0.34m
5:40PM0.44m
6:53AM0.40m
5:59PM0.39m
Low Tide
5:44AM0.12m
7:01AM0.15m
8:19AM0.19m
00:34AM0.25m
9:41AM0.23m
00:25AM0.24m
11:10AM0.27m
00:25AM0.22m
12:46PM0.29m
00:29AM0.18m
thunderstorm
clear
thunderstorm
thunderstorm
clear
clear
clear
thunderstorm
thunderstorm
clear
rain showers
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
—
—
6:13
—
—
6:13
—
—
6:13
—
—
6:15
—
—
6:15
—
—
6:15
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
5:55
—
—
5:54
—
—
5:53
—
—
5:53
—
—
5:52
—
—
5:52
—
—
5:52
—
 mm
1
—
3
3
—
—
—
1
2
—
1
1
—
—
3
1
2
4
2
2
3
Temp °C
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
28
29
Feels °C
30
30
30
30
30
30
30
30
30
30
30
30
30
29
29
30
30
30
28
28
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 Hull Bay Surf forecast

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

Hulihee Palace 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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