Kua Bay surf break

Kua Bay surfForecast / HAW – Big Island / USA

information circle12 Day Weather and Surf, issued 7 pm Thursday 19 Feb 2026 HST
Forecast update in hr  min  s Forecast update imminent
Kua Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kua Bay sea temperature is
25.0° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for Kua Bay this week:

The most powerful waves expected at Kua Bay in the next 12 days are 0.4m 16s and forecast to arrive on Tuesday (Feb 24) at 8AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.3m 15s period and expected on Tuesday (Feb 24) at 5AM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 8AM (Tue 24th Feb)1.5ft (0.4m) 16s

Table - best surf conditions forecast for Kua Bay over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Some drizzle, heaviest during Sat night. Warm (max 25°C on Fri afternoon, min 22°C on Thu night). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Sun night. Warm (max 24°C on Mon morning, min 22°C on Sun night). Wind will be generally light.

Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thu
26
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.2
WNW
0.2
WNW
0.2
WNW
0.2
WNW
0.1
SW
0.1
SW
0.2
WNW
0.2
WNW
0.2
WNW
0.8
NNE
0.5
N
0.2
WNW
0.2
WNW
0.4
NW
0.4
NW
0.2
WNW
0.2
WNW
0.2
WNW
0.1
NW
0.1
NW
0.1
SW
Period(s) (?)11111010141412121181818161514141313121215
Wave
Graph
(?)Metric surfscale
Energy kJ (?)13121110881513130031255754181716658
Wind
(km/h)
0
ESE
5
WNW
10
WSW
10
SE
10
WNW
10
NNW
0
W
10
W
10
W
5
NE
10
W
10
NW
10
S
10
WNW
5
NW
5
E
10
NW
0
NNE
5
ENE
5
NW
0
WNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglasscrossoffononglasscross-
on
cross-
on
glasscross-
on
oncross-
off
cross-
on
onglassonglasscross-
off
onglass
High Tide
/ height (m)
5:28AM
0.66
6:22PM
0.64
5:56AM
0.58
7:14PM
0.66
6:24AM
0.49
8:18PM
0.67
6:52AM
0.40
9:39PM
0.68
7:19AM
0.32
11:10PM
0.71
10:17AM
0.26
12:25AM
0.75
12:31PM
0.28
Low Tide
/ height (m)
11:24PM
0.16
11:54AM
0.06
12:17AM
0.22
12:22PM
0.06
1:23AM
0.29
12:54PM
0.08
3:01AM
0.33
1:34PM
0.10
6:15AM
0.32
2:33PM
0.12
7:54AM
0.25
4:03PM
0.14
8:20AM
0.19
5:38PM
0.13
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thu
26
Sunrise-6:50--6:48--6:48--6:48--6:47--6:46--6:46-
Sunset--6:24--6:25--6:25--6:25--6:27--6:27--6:28
part cloud
clear
cloud
clear
clear
part cloud
thunderstorm
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
Rain (mm)
------1--2-----------
Temp. °C232425232424232424232424232424222423222423
Feels °C (?)242525252524252424252424252525242524232524
  • 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 Kua Bay Surf forecast

The above surf forecast table for Kua Bay provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Kua Bay can be found by selecting the local surf guide option on the grey menu. Our Kua 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 (Kua 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 Kua 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.

Kua Bay is 97 km (60 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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