Surf Forecasts:
How big are the waves at Waipio Valley today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 3.5ft (1.1m), 8s period with E swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 4.5ft (1.3m), 7s period with ENE swell.
- Evening surf: Evening surf (20 Jul, local time) - 3.5ft (1.0m), 7s period with E swell.
The current surf forecast for Waipio Valley at 11AM is: 1.4m 7s primary swell from a East-northeast direction and 0.2m 12s secondary swell from a West direction, 0.1m 13s secondary swell from a East direction (forecast issued at 07:00am July 20). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 3.5ft (1.1m) | 8s |
| Afternoon (20 Jul) | 4.5ft (1.3m) | 7s |
| Evening (20 Jul) | 3.5ft (1.0m) | 7s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue afternoon. Warm (max 27°C on Mon morning, min 24°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||||
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 8 | E 8 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | E 12 | E 11 | ENE 11 | E 12 | E 12 | E 12 | E 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 138 | 135 | 220 | 193 | 127 | 103 | 99 | 154 | 149 | 80 | 173 | 247 | 270 | 189 | 142 | 154 | 132 | 154 | 422 | 661 | 566 | 555 | 456 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 8:20AM0.59m | 6:34PM0.63m | 10:08AM0.64m | 6:37PM0.56m | 11:34AM0.70m | ||||||||||||||||||
Low Tide | 1:10PM0.48m | 2:08AM0.22m | 3:43PM0.54m | 2:59AM0.21m | |||||||||||||||||||
 |  | |  | |  | | | | | | |  | | | | | | | | | | | |
 | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 26 | 26 | 27 | 28 | 27 | 28 | 27 | 28 | 27 | 27 | 28 | 28 | 27 | 26 | 26 | 24 | 24 | 25 | 26 | 25 | 25 | 25 | 23 |
Swell 1 Height (m) Direction Period (s) | E 8 | NNE 7 | W 12 | W 12 | NNE 7 | NNE 7 | NE 7 | E 12 | ENE 7 | NE 7 | E 11 | E 14 | W 11 | E 13 | NE 7 | E 12 | E 12 | E 11 | W 10 | N 12 | NNE 7 | NNE 7 | NNE 7 |
| kJ | 138 | 62 | 11 | 10 | 62 | 68 | 73 | 25 | 149 | 47 | 39 | 58 | 2 | 117 | 47 | 136 | 132 | 154 | 2 | 3 | 19 | 18 | 31 |
Swell 2 Height (m) Direction Period (s) | NNE 8 | W 12 | E 13 | E 13 | E 13 | E 12 | E 12 | E 16 | E 12 | E 12 | E 15 | W 11 | E 13 | NNE 7 | E 12 | W 11 | NNE 7 | NE 6 | N 12 | W 10 | N 12 | N 11 | N 11 |
| kJ | 66 | 11 | 3 | 13 | 13 | 12 | 26 | 19 | 25 | 41 | 38 | 2 | 84 | 31 | 138 | 2 | 30 | 42 | 3 | 2 | 3 | 3 | 10 |
Swell 3 Height (m) Direction Period (s) | W 12 | E 14 | W 12 | E 13 | W 11 | W 12 | W 12 | W 12 | E 15 | E 15 | W 11 | E 14 | E 11 | W 11 | W 11 | S 16 | W 11 | W 10 | S 16 | S 16 | W 10 | W 10 | SE 15 |
| kJ | 11 | 4 | 11 | 13 | 10 | 10 | 11 | 11 | 38 | 38 | 9 | 57 | 20 | 2 | 2 | 5 | 2 | 2 | 5 | 5 | 2 | 2 | 9 |
Wind waves Height (m) Direction Period (s) | — | E 8 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | ENE 7 | — | E 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | E 7 | E 7 | ENE 11 | E 12 | E 12 | E 12 | E 12 |
| kJ | — | 135 | 220 | 193 | 127 | 103 | 99 | 154 | — | 80 | 173 | 247 | 270 | 189 | 142 | 154 | 124 | 78 | 422 | 661 | 566 | 555 | 456 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 54 | 65 | 102 | 107 | 104 | 69 | 66 | 66 | 66 | 66 | 102 | 104 | 104 | 68 | 104 | 27 | 27 | 27 | 27 | 104 | 104 | 67 | 56 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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