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Surf Forecasts:
Tunnels surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 1 am Sunday 14 Dec 2025 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
25.7° C
(Which is slightly warmer than usual)How big are the waves at Tunnels today?
The current surf forecast for Tunnels at 8AM is: 1.9m 11s primary swell from a Northwest direction and 1.1m 15s secondary swell from a Northwest direction (forecast issued at 01:00am December 14). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 6.5ft (2.0m) | 11s |
| Afternoon (14 Dec) | 8ft (2.5m) | 13s |
| Evening (14 Dec) | 8ft (2.5m) | 13s |
Table - waves today at Tunnels. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 9 | 11 | 11 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 262 | 358 | 463 | 846 | 1027 | 2655 | 2576 | 2253 | 1945 | 1388 | 1197 | 980 | 1585 | 1723 | 1563 | 1411 | 1267 | 1036 | 878 | 852 | 715 | 575 | 339 | 566 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross- on | on | glass | glass | glass | off | cross- off | glass | off | off | cross- off | cross- off | off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 12:08AM 0.52 | 10:13AM 0.30 | 12:44AM 0.59 | 11:01AM 0.26 | 1:17AM 0.64 | 11:49AM 0.22 | ||||||||||||||||||
Low Tide / height (m) | 6:14AM 0.22 | 4:35PM 0.00 | 7:27AM 0.19 | 5:02PM -0.02 | 8:18AM 0.16 | 5:31PM -0.03 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:57 | - |
 | |  |  | |  | | | |  |  |  | | | | | | | | | | | | | |
Rain (mm) | 1 | 2 | - | - | - | 1 | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 25 | 27 | 26 | 24 | 24 | 24 | 24 | 24 | 26 | 27 | 26 | 24 |
| Feels °C (?) | 24 | 26 | 25 | 25 | 27 | 26 | 26 | 27 | 25 | 25 | 25 | 25 | 27 | 29 | 28 | 25 | 26 | 26 | 25 | 25 | 27 | 29 | 27 | 25 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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