Wailua/Horners surfForecast / HAW – Kaua'i / USA

information circle12 Day Weather and Surf, issued 7 pm Tuesday 20 Jan 2026 HST
Forecast update in hr  min  s Forecast update imminent
Wailua/Horners surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Wailua/Horners sea temperature is
24.9° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for Wailua/Horners this week:

The surf forecast for Wailua/Horners over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jan 24) at 2PM. The primary swell is predicted to be 0.7m and 16s period with a secondary swell of 0.9m and 10s. Another secondary swell of 0.7m and 4s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Wailua/Horners in the next 12 days are 2.2m 16s and forecast to arrive on Wednesday (Jan 21) at 8AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 6s period and expected on Sunday (Jan 25) at 5PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 2PM (Sat 24th Jan)2.5ft (0.7m) 16s
Best Surf 2AM (Wed 28th Jan)5ft (1.6m) 13s
Most Powerful 8AM (Wed 21st Jan)7ft (2.2m) 16s

Table - best surf conditions forecast for Wailua/Horners over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 4mm), mostly falling on Tue night. Warm (max 23°C on Tue night, min 19°C on Tue night). Winds decreasing (fresh winds from the NNW on Tue night, light winds from the NNE by Thu afternoon).

Days 3-6 Weather Summary Light rain (total 4mm), mostly falling on Sat afternoon. Warm (max 25°C on Sun afternoon, min 21°C on Fri night). Wind will be generally light.

Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tue
27
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
1
1
2
2
2
3
3
2
2
2
1
3
2
1
2
2
0
0
2
3
2
Swell
Height Map
Wave Height (m) & direction (?)
1.5
NW
2.2
NW
2
WNW
2.1
NW
2
NW
1.8
NW
1.6
NNW
1.9
NNW
1.7
NNW
1.3
NNW
1
NNW
0.7
NW
0.8
NW
0.8
NW
0.7
NW
0.6
NW
0.9
NW
1.3
NW
1.5
NW
1.9
NW
1.9
NNW
Period(s) (?)131514141313121212111016151413161514141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)76320371667151912851003715102777641920825725521817821139559580114281144
Wind
(km/h)
30
NNW
20
NNE
15
NNE
15
NNE
15
NNE
10
NNE
10
N
10
ENE
10
E
10
E
10
SSE
15
S
10
SW
15
SSW
5
WSW
5
NNW
20
NNE
20
NE
10
ENE
10
E
10
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
onononcrosscross-
off
offcross-
off
offglasscross-
on
ononcross-
on
on
High Tide
/ height (m)
4:53AM
0.77
4:39PM
0.43
5:16AM
0.73
5:35PM
0.45
5:38AM
0.67
6:44PM
0.48
5:58AM
0.60
8:15PM
0.51
6:12AM
0.54
10:07PM
0.57
5:46AM
0.47
11:39PM
0.65
Low Tide
/ height (m)
9:40PM
0.08
11:40AM
0.23
10:16PM
0.15
12:06PM
0.20
10:56PM
0.23
12:35PM
0.18
11:45PM
0.32
1:09PM
0.16
12:59AM
0.42
1:52PM
0.14
4:20AM
0.47
2:48PM
0.12
3:58PM
0.10
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tue
27
Sunrise-7:18--7:18--7:18--7:16--7:16--7:16--7:16-
Sunset--6:17--6:19--6:20--6:21--6:21--6:22--6:22
light rain
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
thunderstorm
clear
clear
clear
clear
rain showers
part cloud
cloud
part cloud
clear
Rain (mm)
4----------2----2----
Temp. °C232021212222202122212323222425232222212323
Feels °C (?)231920202121192021212323232426252121202423
  • 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 Wailua/Horners Surf forecast

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

Are you planning a vacation in Kaua'i? If you are looking for accommodation near Wailua/Horners, camping, hotels and condos and appartments in Kaua'i, consider staying in Lihue - Kauai which is 8 km (5 miles) away. Alternatively, find information about places to stay and car hire in Nawiliwili which is 9 km (6 miles) away

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