Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (26 Aug):
- Morning surf: Morning surf (26 Aug, local time) - 1.5ft (0.5m), 18s period with S swell.
- Afternoon surf: Afternoon surf (26 Aug, local time) - 2ft (0.6m), 17s period with SSW swell.
- Evening surf: Evening surf (26 Aug, local time) - 2.5ft (0.7m), 18s period with S swell.
The current surf forecast for Kahalu'u Beach Park at 6PM is: 0.7m 17s primary swell from a South-southwest direction and 0.6m 19s secondary swell from a South direction, 0.4m 9s secondary swell from a West direction (forecast issued at 01:00pm August 26). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Aug) | 1.5ft (0.5m) | 18s |
| Afternoon (26 Aug) | 2ft (0.6m) | 17s |
| Evening (26 Aug) | 2.5ft (0.7m) | 18s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Wed night. Warm (max 27°C on Thu morning, min 25°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Wed 26 | Thursday 27 | Friday 28 | |||||||||||||||||||
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) | S 18 | SSW 17 | SSW 17 | S 17 | S 19 | S 18 | SSW 16 | SSW 16 | S 18 | S 16 | S 15 | SSW 15 | SSW 15 | S 15 | S 15 | S 14 | S 14 | SSW 13 | S 14 | SSW 13 | SSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 227 | 224 | 300 | 277 | 444 | 301 | 421 | 416 | 300 | 329 | 215 | 288 | 284 | 228 | 154 | 195 | 153 | 184 | 196 | 181 | 135 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-off | glassy | glassy | cross-off | cross-off | on | on | on | cross-on | glassy | cross-on | glassy | cross | cross-on | on | glassy | cross-off | cross-off |
High Tide | 3:13PM0.79m | 3:22AM0.46m | 3:40PM0.78m | 3:57AM0.52m | 4:07PM0.74m | ||||||||||||||||
Low Tide | 8:17AM0.08m | 9:57PM0.12m | 8:57AM0.08m | 10:16PM0.10m | 9:37AM0.10m | 10:37PM0.09m | |||||||||||||||
 |  | |  |  | |  | | | | | | | | | | | |  | | | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | 6:44 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:42 | — | — |
mm | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 1 | — | 1 |
Temp °C | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 26 | 27 | 26 | 26 | 26 | 26 |
Feels °C | 29 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 29 | 30 | 30 | 29 | 28 | 29 | 30 | 28 | 30 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | S 18 | SSW 17 | SSW 17 | S 17 | S 19 | S 18 | SSW 16 | SSW 16 | SSW 16 | S 16 | S 15 | SSW 15 | SSW 15 | S 15 | S 15 | S 14 | S 14 | SSW 13 | S 14 | SSW 13 | SSW 13 |
| kJ | 227 | 224 | 300 | 277 | 444 | 301 | 421 | 416 | 259 | 329 | 215 | 288 | 284 | 228 | 153 | 195 | 136 | 184 | 196 | 181 | 135 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | S 19 | S 19 | SSW 13 | SSW 13 | S 18 | S 18 | S 18 | S 12 | S 16 | S 16 | S 16 | SSW 14 | SSW 14 | S 15 | S 14 | S 14 | SSW 13 | S 14 | S 13 |
| kJ | 160 | 104 | 273 | 273 | 135 | 135 | 307 | 304 | 300 | 72 | 188 | 251 | 251 | 160 | 154 | 109 | 153 | 148 | 139 | 132 | 88 |
Swell 3 Height (m) Direction Period (s) | SSW 11 | S 19 | S 12 | SSW 13 | SSW 16 | S 16 | WNW 9 | WNW 9 | S 12 | SSW 15 | S 12 | WNW 9 | WNW 9 | SSW 11 | SSW 11 | SSW 12 | SSW 11 | W 10 | W 10 | SSW 19 | WSW 10 |
| kJ | 70 | 179 | 70 | 135 | 85 | 132 | 8 | 9 | 112 | 71 | 75 | 8 | 8 | 43 | 43 | 45 | 40 | 7 | 8 | 34 | 19 |
Wind waves Height (m) Direction Period (s) | — | SSW 11 | W 9 | WNW 9 | NW 9 | NW 9 | — | — | — | — | NW 10 | NW 9 | — | — | — | — | — | NW 9 | — | WSW 10 | WNW 8 |
| kJ | — | 68 | 26 | 28 | 23 | 42 | — | — | — | — | 33 | 31 | — | — | — | — | — | 12 | — | 19 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 99 | 125 | 125 | 0 | 0 | 0 | 0 | 0 | 125 | 125 | 125 | 13 | 0 | 6 | 0 | 1 | 125 | 125 | 0 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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