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Surf Forecasts:
Cannons surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 pm Tuesday 09 Dec 2025 HSTForecast update in hr min s Forecast update imminent
Cannons surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cannons sea temperature is
25.8° C
(Which is slightly warmer than usual)How big are the waves at Cannons today?
The current surf forecast for Cannons at 1AM is: 2.4m 16s primary swell from a Northwest direction (forecast issued at 07:00pm December 09). An open ocean swell of 0.7m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 8ft (2.4m) | 15s |
| Afternoon (10 Dec) | 7.5ft (2.3m) | 14s |
| Evening (10 Dec) | 7ft (2.1m) | 13s |
Table - waves today at Cannons. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| 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) (?) | 17 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 941 | 2709 | 3015 | 2905 | 2982 | 2483 | 2383 | 2056 | 1811 | 1452 | 1518 | 1817 | 1915 | 1885 | 1439 | 1321 | 1138 | 851 | 781 | 728 | 479 | 422 | 332 | 389 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | glass | glass | cross | cross | cross- on |
High Tide / height (m) | 6:56PM 0.20 | 7:15AM 0.59 | 8:43PM 0.26 | 8:00AM 0.52 | 10:21PM 0.34 | 8:44AM 0.44 | ||||||||||||||||||
Low Tide / height (m) | 2:07PM 0.09 | 10:55PM 0.09 | 2:45PM 0.08 | 12:17AM 0.17 | 3:17PM 0.06 | 2:28AM 0.23 | ||||||||||||||||||
Tuesday 09 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - |
| Sunset | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:54 | - | - | - | - | - | - | - |
 |  |  |  | |  | | | | |  | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 23 | 23 | 22 | 22 | 23 | 25 | 25 | 25 | 23 | 23 | 22 | 21 | 22 | 23 | 23 | 22 | 21 | 21 | 20 | 20 | 20 | 23 | 24 |
| Feels °C (?) | 27 | 26 | 25 | 22 | 22 | 24 | 26 | 24 | 24 | 23 | 24 | 22 | 20 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 20 | 23 | 24 |
- 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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