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Surf Forecasts:
Tunnels surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 1 am Thursday 23 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Tunnels surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tunnels sea temperature is
25.0° C
(Which is slightly warmer than usual)How big are the waves at Tunnels today?
The current surf forecast for Tunnels at 5AM is: 1.0m 11s primary swell from a North-northeast direction and 0.9m 12s secondary swell from a North-northwest direction (forecast issued at 01:00am April 23). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 3.5ft (1.0m) | 11s |
| Afternoon (23 Apr) | 3.5ft (1.0m) | 10s |
| Evening (23 Apr) | 2.5ft (0.7m) | 14s |
Table - waves today at Tunnels. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Sat night. Warm (max 25°C on Thu morning, min 22°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
NNE 12 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | W 15 | WNW 15 | NNE 10 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | NE 9 | NE 8 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | |
330 | 256 | 247 | 242 | 214 | 272 | 222 | 165 | 187 | 181 | 178 | 173 | 157 | 150 | 149 | 178 | 216 | 231 | 284 | 398 | 306 | 338 | 338 | 321 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross | cross-off | cross | cross-off | cross | cross | cross | cross-off | cross | |
High Tide | 8:24AM0.10m | 9:16PM0.56m | 10:18AM0.16m | 10:17PM0.53m | 11:26AM0.25m | |||||||||||||||||||
Low Tide | 4:23AM0.05m | 12:30PM0.03m | 4:53AM0.03m | 2:26PM0.06m | 5:17AM0.01m | 4:01PM0.08m | ||||||||||||||||||
 | |  | |  | |  | | | | | | | | |  | | | | |  | | | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:01 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | — | — | 1 | 1 | 1 | 1 | |
Temp °C | 23 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 22 | 22 | 22 | 24 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 |
25 | 25 | 25 | 26 | 25 | 24 | 23 | 24 | 22 | 22 | 22 | 24 | 24 | 24 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | |
Swell 1 Height (m) Direction Period (s) | NNE 12 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NW 12 | WNW 11 | NE 7 | NE 8 | NE 8 | NE 8 | NNW 13 | NW 12 | NE 8 |
 kJ | 330 | 256 | 242 | 242 | 214 | 198 | 157 | 154 | 154 | 151 | 142 | 133 | 130 | 127 | 138 | 147 | 102 | 231 | 284 | 306 | 306 | 290 | 292 | 321 |
Swell 2 Height (m) Direction Period (s) | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | W 15 | WNW 15 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NNW 13 | W 11 | WNW 10 | NW 12 |
| kJ | 260 | 255 | 247 | 180 | 177 | 272 | 222 | 165 | 187 | 181 | 178 | 173 | 157 | 150 | 145 | 142 | 108 | 182 | 126 | 128 | 299 | 57 | 35 | 287 |
Swell 3 Height (m) Direction Period (s) | W 13 | W 13 | W 16 | WNW 16 | W 14 | NW 12 | NNW 12 | NNW 11 | NNW 11 | NW 11 | NNW 11 | NW 11 | NW 13 | NNW 12 | NW 12 | ESE 7 | NW 14 | WNW 11 | NNW 14 | NNW 13 | W 11 | SSW 15 | SSW 16 | WNW 10 |
| kJ | 171 | 121 | 186 | 201 | 146 | 140 | 90 | 84 | 82 | 60 | 48 | 29 | 80 | 101 | 149 | 10 | 103 | 95 | 123 | 120 | 58 | 23 | 24 | 33 |
Wind waves Height (m) Direction Period (s) | E 7 | E 3 | E 7 | E 7 | E 7 | E 7 | ENE 4 | ENE 4 | E 4 | E 5 | E 5 | E 5 | E 5 | E 7 | ESE 7 | NE 9 | NE 8 | — | — | NE 8 | — | NE 8 | NE 8 | — |
| kJ | 38 | 2 | 39 | 27 | 40 | 40 | 6 | 14 | 10 | 10 | 11 | 12 | 13 | 27 | 18 | 178 | 216 | — | — | 398 | — | 338 | 338 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 25 | 32 | 32 | 25 | 25 | 25 | 25 | 6 | 0 | 25 | 39 | 25 | 25 | 6 | 25 | 25 | 39 | 25 | 32 | 32 | 32 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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