Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (23 Jul):
- Morning surf: Morning surf (23 Jul, local time) - 2.5ft (0.8m), 20s period with SSW swell.
- Afternoon surf: Afternoon surf (23 Jul, local time) - 3ft (0.9m), 20s period with SSW swell.
- Evening surf: Evening surf (23 Jul, local time) - 3ft (0.9m), 19s period with SSW swell.
The current surf forecast for Kahalu'u Beach Park at 12PM is: 0.8m 20s primary swell from a South-southwest direction and 0.7m 12s secondary swell from a South direction (forecast issued at 07:00am July 23). The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Jul) | 2.5ft (0.8m) | 20s |
| Afternoon (23 Jul) | 3ft (0.9m) | 20s |
| Evening (23 Jul) | 3ft (0.9m) | 19s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu night. Warm (max 27°C on Thu morning, min 25°C on Thu night). Wind will be generally light. | |||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | |||||||||||||||||||||
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) | SSW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 20 | SSW 20 | SSW 19 | SSW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 18 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 643 | 544 | 517 | 507 | 544 | 657 | 624 | 572 | 454 | 448 | 322 | 443 | 428 | 326 | 306 | 399 | 507 | 502 | 395 | 692 | 662 | 662 | 662 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | on | on | glassy | glassy | cross-on | glassy | on | on | on | cross-on | glassy | cross-off | cross-off | glassy | glassy | on | on | cross-on | glassy | glassy |
High Tide | 12:37PM0.67m | 11:17PM0.29m | 1:24PM0.71m | 00:45AM0.28m | 2:05PM0.75m | ||||||||||||||||||
Low Tide | 4:18AM0.14m | 8:47PM0.28m | 5:17AM0.14m | 9:12PM0.24m | 6:14AM0.12m | 9:35PM0.20m | |||||||||||||||||
 |  | | | |  | | |  | | | | | | | | | | | |  | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 26 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 26 | 28 | 29 | 29 | 30 | 29 | 30 | 28 | 28 | 29 | 29 | 29 | 30 | 30 | 29 | 27 | 29 | 28 | 29 | 29 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 20 | SSW 19 | SSW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 18 |
| kJ | 643 | 544 | 517 | 507 | 544 | 657 | 624 | 572 | 454 | 448 | 322 | 443 | 428 | 325 | 306 | 302 | 507 | 502 | 385 | 692 | 662 | 662 | 662 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSW 12 | SSW 12 | S 20 | SSW 20 | SSW 16 | SSW 16 | SSW 20 | S 11 | S 11 | S 11 | SSW 11 |
| kJ | 97 | 123 | 91 | 168 | 167 | 171 | 168 | 161 | 199 | 148 | 144 | 141 | 147 | 111 | 302 | 399 | 302 | 223 | 395 | 62 | 62 | 61 | 46 |
Swell 3 Height (m) Direction Period (s) | S 9 | SW 16 | S 15 | SW 16 | SW 16 | S 13 | NW 9 | NW 9 | SW 15 | SW 15 | S 21 | S 22 | SSW 21 | S 21 | S 12 | S 12 | S 12 | S 11 | S 11 | SE 12 | SE 12 | SE 12 | SE 12 |
| kJ | 42 | 65 | 67 | 40 | 40 | 85 | 3 | 3 | 8 | 34 | 225 | 236 | 356 | 326 | 101 | 99 | 69 | 64 | 63 | 6 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 10 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 2 | 2 | 125 | 128 | 311 | 0 | 0 | 11 | 0 | 6 | 99 | 52 | 25 | 0 | 0 | 0 | 0 | 0 | 99 | 99 | 25 | 0 | 0 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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