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Surf Forecasts:
Tunnels surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 pm Monday 23 Mar 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
24.8° C
(Which is slightly warmer than usual)How big are the waves at Tunnels today?
The current surf forecast for Tunnels at 2AM is: 0.9m 11s primary swell from a North direction and 0.6m 12s secondary swell from a West-northwest direction, 1.4m 6s secondary swell from a Northeast direction (forecast issued at 07:00pm March 23). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Mar) | 4ft (1.2m) | 11s |
| Afternoon (24 Mar) | 5.5ft (1.7m) | 8s |
| Evening (24 Mar) | 6.5ft (2.0m) | 8s |
Table - waves today at Tunnels. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 12 | 9 | 11 | 11 | 11 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 15 | 15 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 168 | 147 | 281 | 196 | 233 | 332 | 444 | 404 | 481 | 557 | 482 | 502 | 362 | 609 | 470 | 470 | 435 | 435 | 413 | 380 | 360 | 418 | 401 | 368 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 7:16PM 0.57 | 8:38PM 0.56 | 9:59PM 0.57 | 10:02AM 0.10 | ||||||||||||||||||||
Low Tide / height (m) | 11:24AM -0.04 | 12:45PM -0.01 | 6:04AM 0.05 | |||||||||||||||||||||
Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - |
| Sunset | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:51 | - | - | - | - | - | - | - |
 |  | | | | | | | |  | | | | | | | | | |  | |  |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - |
| Temp. °C | 23 | 22 | 22 | 22 | 21 | 22 | 22 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 23 |
| Feels °C (?) | 21 | 20 | 20 | 20 | 19 | 20 | 20 | 21 | 20 | 19 | 18 | 19 | 19 | 19 | 19 | 19 | 20 | 18 | 18 | 19 | 20 | 20 | 20 | 21 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Tunnels surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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