Surf Forecasts:
How big are the waves at Cannons today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 0.5ft (0.2m), 11s period with W swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 0.5ft (0.2m), 11s period with W swell.
- Evening surf: Evening surf (21 Sep, local time) - 0.5ft (0.2m), 14s period with N swell.
The current surf forecast for Cannons at 12PM is: 0.2m 10s primary swell from a North-northwest direction and 0.2m 11s secondary swell from a West direction (forecast issued at 07:00am September 21). An open ocean swell of 1.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 0.5ft (0.2m) | 11s |
| Afternoon (21 Sep) | 0.5ft (0.2m) | 11s |
| Evening (21 Sep) | 0.5ft (0.2m) | 14s |
Table - waves today at Cannons. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue night. Warm (max 27°C on Tue morning, min 24°C on Wed night). Wind will be generally light. | |||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | N 10 | W 11 | W 11 | W 11 | W 11 | N 14 | N 14 | N 13 | N 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | ENE 8 | ENE 8 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 8 | 9 | 10 | 9 | 9 | 16 | 32 | 86 | 108 | 150 | 186 | 167 | 161 | 240 | 246 | 110 | 108 | 106 | 102 | 100 | 100 | 74 | 72 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 12:05PM0.61m | 00:14AM0.30m | 12:38PM0.62m | 00:47AM0.36m | 1:06PM0.62m | ||||||||||||||||||
Low Tide | 4:08AM0.12m | 6:50PM0.14m | 5:02AM0.10m | 6:59PM0.12m | 5:47AM0.08m | 7:11PM0.10m | |||||||||||||||||
 |  | |  | | | |  | | | | | | | | |  | | | | | | | |
 | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:32 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 25 |
Feels °C | 25 | 25 | 26 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 29 | 28 | 27 | 28 | 27 | 28 | 27 | 27 | 28 | 28 | 27 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | E 8 | W 11 | W 11 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 374 | 9 | 9 | 324 | 294 | 301 | 270 | 264 | 294 | 264 | 264 | 270 | 270 | 240 | 246 | 311 | 359 | 427 | 524 | 474 | 474 | 417 | 417 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | N 10 | NNW 10 | W 11 | SSW 14 | W 13 | N 14 | N 13 | N 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 20 | 8 | 10 | 9 | 18 | 13 | 32 | 86 | 108 | 150 | 186 | 167 | 161 | 158 | 153 | 110 | 108 | 106 | 102 | 100 | 100 | 74 | 72 |
Swell 3 Height (m) Direction Period (s) | N 10 | SSW 14 | N 10 | NNW 10 | W 11 | N 14 | W 13 | SSW 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | SSW 17 | SSW 17 | W 10 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 8 | 20 | 8 | 9 | 9 | 16 | 13 | 17 | 13 | 11 | 11 | 11 | 11 | 10 | 9 | 9 | 9 | 29 | 29 | 8 | 25 | 24 | 24 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | — | — | — | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 491 | 365 | 324 | — | — | — | 386 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 31 | 31 | 31 | 31 | 34 | 31 | 31 | 31 | 7 | 7 | 24 | 31 | 24 | 7 | 1 | 1 | 1 | 24 | 24 | 24 | 24 | 24 | 7 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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