Surf Forecasts:
How big are the waves at James Kealoha Beach Park today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 16ft (5.0m), 11s period with E swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 15ft (4.5m), 10s period with E swell.
- Evening surf: Evening surf (15 Aug, local time) - 10ft (3.0m), 9s period with E swell.
The current surf forecast for James Kealoha Beach Park at 7PM is: 3.5m 9s primary swell from a East direction (forecast issued at 01:00pm August 15). An open ocean swell of 0.1m 18s is not directed at the surf break, a second open ocean swell of 0.7m 14s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Aug) | 16ft (5.0m) | 11s |
| Afternoon (15 Aug) | 15ft (4.5m) | 10s |
| Evening (15 Aug) | 10ft (3.0m) | 9s |
Table - waves today at James Kealoha Beach Park. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 107mm), heaviest during Sat afternoon. Warm (max 27°C on Sun morning, min 24°C on Sat afternoon). Winds decreasing (near gales from the E on Sat afternoon, light winds from the NNE by Mon night). | |||||||||||||||||||||
Sat 15 | Sunday 16 | Monday 17 | |||||||||||||||||||
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 11 | E 10 | ESE 10 | E 9 | ESE 9 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4662 | 4800 | 3166 | 1636 | 1395 | 751 | 781 | 746 | 665 | 526 | 461 | 364 | 368 | 273 | 240 | 240 | 210 | 210 | 210 | 181 | 186 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | on |
High Tide | 4:58PM0.76m | 5:39AM0.62m | 5:21PM0.67m | 6:33AM0.62m | 5:41PM0.58m | ||||||||||||||||
Low Tide | 10:39AM0.09m | 11:27PM0.05m | 11:22AM0.20m | 11:56PM0.06m | 12:12PM0.30m | ||||||||||||||||
 | | |  |  |  | |  | |  | |  | |  | |  | | |  |  | | |
 | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | 38 | 33 | 34 | 15 | 9 | 4 | 3 | 2 | 1 | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — |
Temp °C | 25 | 25 | 24 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 |
Feels °C | 22 | 21 | 21 | 23 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 29 | 29 | 28 | 28 | 27 | 27 | 28 | 28 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 17 | S 18 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 173 | 202 | 6 | 6 | 1050 | 751 | 601 | 539 | 539 | 526 | 461 | 364 | 316 | 273 | 240 | 240 | 210 | 210 | 210 | 181 | 186 |
Swell 2 Height (m) Direction Period (s) | S 20 | S 20 | S 17 | S 14 | SE 12 | SE 12 | SE 12 | SE 11 | SE 12 | SE 12 | SE 10 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 |
| kJ | 30 | 7 | 95 | 184 | 22 | 22 | 21 | 20 | 21 | 21 | 17 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 18 | S 15 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 14 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 |
| kJ | — | — | — | 99 | 4 | 6 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | E 11 | E 10 | ESE 10 | E 9 | ESE 9 | SSE 8 | E 8 | E 8 | E 8 | — | — | — | E 8 | — | — | — | — | — | — | — | — |
| kJ | 4662 | 4800 | 3166 | 1636 | 1395 | 292 | 781 | 746 | 665 | — | — | — | 368 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 99 | 99 | 539 | 100 | 89 | 0 | 0 | 56 | 177 | 101 | 177 | 2 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 106 | 106 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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