Surf Forecasts:
How big are the waves at Waipio Valley today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 6ft (1.8m), 9s period with E swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 6ft (1.8m), 9s period with E swell.
- Evening surf: Evening surf (23 Aug, local time) - 5.5ft (1.7m), 9s period with E swell.
The current surf forecast for Waipio Valley at 8AM is: 1.8m 9s primary swell from a East direction and 0.3m 10s secondary swell from a West-northwest direction, 0.1m 12s secondary swell from a Northwest direction (forecast issued at 01:00am August 23). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 6ft (1.8m) | 9s |
| Afternoon (23 Aug) | 6ft (1.8m) | 9s |
| Evening (23 Aug) | 5.5ft (1.7m) | 9s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sun morning. Warm (max 28°C on Mon morning, min 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map | ||||||||||||||||||||||||
Wave Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | ENE 8 |
Wave Graph | ||||||||||||||||||||||||
505 | 505 | 505 | 516 | 505 | 493 | 440 | 511 | 476 | 477 | 464 | 515 | 503 | 454 | 373 | 373 | 377 | 377 | 368 | 365 | 346 | 308 | 258 | 196 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:16PM0.41m | 1:09PM0.83m | 00:13AM0.45m | 1:38PM0.87m | 00:55AM0.50m | 2:04PM0.90m | ||||||||||||||||||
Low Tide | 5:27AM0.18m | 8:07PM0.35m | 6:14AM0.13m | 8:22PM0.32m | 6:54AM0.10m | 8:39PM0.29m | ||||||||||||||||||
— | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | |
— | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:43 | — | — | |
mm | — | — | — | 2 | 1 | — | — | — | — | — | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 26 | 27 | 27 | 27 | 26 | 27 | 26 | 27 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 25 | 25 |
Feels °C | 25 | 26 | 27 | 27 | 28 | 28 | 28 | 27 | 28 | 27 | 28 | 29 | 30 | 29 | 30 | 28 | 27 | 27 | 27 | 28 | 28 | 26 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 10 | W 9 | WNW 10 | NNE 6 | W 9 | NW 10 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 |
20 | 20 | 19 | 10 | 7 | 9 | 21 | 2 | 4 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | |
Swell 2 Height (m) Direction Period (s) | W 10 | W 9 | NW 12 | NW 12 | WNW 12 | NW 11 | WNW 11 | NW 11 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 13 | W 13 | NW 10 | NW 9 | NW 9 | NW 9 | NW 10 | NW 10 |
2 | 2 | 6 | 6 | 13 | 5 | 11 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 3 | 3 | 3 | 4 | 4 | |
Swell 3 Height (m) Direction Period (s) | NW 14 | NW 14 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 7 | W 9 | W 8 | W 8 | W 8 | W 13 | W 13 | W 9 | W 9 | W 9 | W 9 | W 9 | N 8 | N 8 | N 8 |
7 | 7 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | |
Wind waves Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | ENE 8 |
505 | 505 | 505 | 516 | 505 | 493 | 440 | 511 | 476 | 477 | 464 | 515 | 503 | 454 | 373 | 373 | 377 | 377 | 368 | 365 | 346 | 308 | 258 | 196 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 66 | 66 | 66 | 68 | 104 | 139 | 68 | 68 | 66 | 65 | 66 | 67 | 104 | 104 | 80 | 59 | 67 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)













