Surf Forecasts:
How big are the waves at Hanalei Bay today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.8m), 8s period with E swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 2.5ft (0.8m), 7s period with NE swell.
- Evening surf: Evening surf (20 Aug, local time) - 4ft (1.2m), 7s period with ENE swell.
The current surf forecast for Hanalei Bay at 10PM is: 1.2m 7s primary swell from a East-northeast direction and 0.5m 10s secondary swell from a West direction (forecast issued at 01:00pm August 20). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 2.5ft (0.8m) | 8s |
| Afternoon (20 Aug) | 2.5ft (0.8m) | 7s |
| Evening (20 Aug) | 4ft (1.2m) | 7s |
Table - waves today at Hanalei Bay. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu night. Warm (max 28°C on Fri morning, min 24°C on Fri night). Wind will be generally light. | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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) | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | W 10 | E 8 | E 8 | W 11 | W 10 | W 10 | ENE 7 | W 10 | ENE 7 | WNW 11 | WNW 12 | WNW 13 | WNW 12 | WNW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 64 | 64 | 127 | 142 | 164 | 142 | 146 | 73 | 72 | 55 | 55 | 72 | 74 | 77 | 102 | 85 | 225 | 178 | 433 | 447 | 412 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | 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 |
High Tide | 10:21AM0.56m | 11:26AM0.59m | 10:10PM0.20m | 12:13PM0.62m | |||||||||||||||||
Low Tide | 2:05AM0.10m | 8:11PM0.17m | 3:30AM0.09m | 7:48PM0.16m | |||||||||||||||||
 | |  |  |  | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — |
mm | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 26 | 28 | 28 | 28 | 26 | 25 | 25 | 24 | 25 | 27 | 28 | 27 | 25 | 25 |
Feels °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 31 | 31 | 30 | 29 | 28 | 28 | 26 | 27 | 28 | 29 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | NE 7 | NE 7 | WSW 10 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 8 | E 8 | E 7 | E 7 | E 8 | ENE 7 | ENE 7 | W 10 | WNW 11 | WNW 12 | WNW 13 | WNW 12 | WNW 12 |
| kJ | 61 | 64 | 33 | 142 | 164 | 142 | 146 | 70 | 72 | 55 | 52 | 51 | 61 | 77 | 70 | 71 | 225 | 178 | 433 | 447 | 412 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | SSW 17 | W 10 | W 10 | W 11 | W 11 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NNE 7 | W 10 | W 10 | WNW 12 | E 8 | WNW 11 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 64 | 60 | 29 | 30 | 48 | 57 | 56 | 53 | 47 | 53 | 51 | 39 | 32 | 77 | 102 | 85 | 13 | 119 | 24 | 24 | 24 |
Swell 3 Height (m) Direction Period (s) | WSW 11 | W 10 | SE 10 | SSW 16 | SSW 16 | SSW 16 | SW 17 | W 10 | W 10 | W 10 | W 11 | W 10 | W 10 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | WSW 9 | WSW 9 | WSW 9 |
| kJ | 39 | 52 | 4 | 27 | 26 | 26 | 43 | 73 | 48 | 48 | 55 | 72 | 74 | 40 | 25 | 25 | 25 | 24 | 8 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | ENE 7 | — | — | — | — | — | — | — | — | — | — | — | — | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 |
| kJ | — | — | 127 | — | — | — | — | — | — | — | — | — | — | — | — | 82 | 92 | 113 | 150 | 155 | 178 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 29 | 34 | 34 | 35 | 29 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 29 | 34 | 29 | 29 | 29 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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