Surf Forecasts:
How big are the waves at Hanalei Bay today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 7s period with E swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.7m), 8s period with E swell.
- Evening surf: Evening surf (21 Aug, local time) - 2ft (0.6m), 10s period with W swell.
The current surf forecast for Hanalei Bay at 10AM is: 0.8m 8s primary swell from a East direction and 0.7m 7s secondary swell from a Northeast direction (forecast issued at 07:00am August 21). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 7s |
| Afternoon (21 Aug) | 2.5ft (0.7m) | 8s |
| Evening (21 Aug) | 2ft (0.6m) | 10s |
Table - waves today at Hanalei Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat night. Warm (max 28°C on Fri morning, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 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) | ENE 7 | W 10 | E 8 | E 8 | W 11 | W 10 | W 10 | W 10 | ENE 7 | ENE 7 | E 7 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | E 8 | E 8 | E 8 | E 8 | E 8 | NW 11 | NW 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 142 | 72 | 72 | 55 | 55 | 72 | 74 | 77 | 102 | 118 | 134 | 158 | 263 | 322 | 256 | 230 | 357 | 367 | 256 | 256 | 249 | 203 | 203 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 11:26AM0.59m | 10:10PM0.20m | 12:13PM0.62m | 11:40PM0.22m | 12:51PM0.64m | ||||||||||||||||||
Low Tide | 2:05AM0.10m | 8:11PM0.17m | 3:30AM0.09m | 7:48PM0.16m | 4:34AM0.07m | 7:52PM0.15m | |||||||||||||||||
 |  | |  | | | | | | | | | | | |  |  | | | | |  | | |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | — |
Temp °C | 25 | 26 | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 26 | 28 | 28 | 27 | 25 | 25 | 25 | 25 | 25 | 27 | 28 | 27 | 25 | 25 |
Feels °C | 29 | 30 | 30 | 31 | 31 | 30 | 29 | 28 | 27 | 28 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 29 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | ENE 7 | E 7 | E 8 | E 8 | NE 7 | NE 7 | E 7 | E 8 | ENE 7 | W 10 | WNW 10 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | E 7 | E 8 | WNW 11 | WNW 11 | NW 11 | NW 11 | NW 12 |
| kJ | 142 | 70 | 72 | 55 | 51 | 51 | 51 | 55 | 102 | 100 | 112 | 158 | 263 | 322 | 256 | 230 | 243 | 249 | 227 | 219 | 179 | 182 | 199 |
Swell 2 Height (m) Direction Period (s) | W 11 | NE 7 | NE 7 | NE 7 | E 7 | E 7 | NE 7 | W 10 | W 10 | SSW 16 | NW 14 | WNW 14 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | WNW 11 | WNW 12 | SSW 15 | SSW 15 | SE 12 | ESE 10 | SE 11 |
| kJ | 81 | 53 | 47 | 47 | 52 | 51 | 39 | 77 | 102 | 25 | 54 | 73 | 24 | 24 | 24 | 24 | 230 | 235 | 22 | 21 | 23 | 31 | 19 |
Swell 3 Height (m) Direction Period (s) | SW 17 | W 10 | W 10 | W 10 | W 11 | W 10 | W 10 | NNE 7 | SSW 16 | WNW 14 | SSW 16 | SSW 16 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | SSW 15 | SSW 15 | SW 9 | SW 9 | SSW 15 | SE 11 | SSW 14 |
| kJ | 43 | 72 | 48 | 48 | 55 | 72 | 74 | 31 | 25 | 21 | 25 | 24 | 8 | 8 | 8 | 8 | 23 | 22 | 3 | 3 | 21 | 19 | 20 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 |
| kJ | — | — | — | — | — | — | — | — | — | 118 | 134 | 146 | 155 | 186 | 183 | 212 | 357 | 367 | 256 | 256 | 249 | 203 | 203 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 29 | 29 | 29 | 0 | 0 | 0 | 0 | 0 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 1 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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