Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (27 Jul):
- Morning surf: Morning surf (27 Jul, local time) - 2.5ft (0.8m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (27 Jul, local time) - 3ft (0.9m), 15s period with SSW swell.
- Evening surf: Evening surf (27 Jul, local time) - 2.5ft (0.8m), 14s period with SSW swell.
The current surf forecast for Kahalu'u Beach Park at 7PM is: 0.8m 14s primary swell from a South-southwest direction and 0.2m 10s secondary swell from a South direction (forecast issued at 01:00pm July 27). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Jul) | 2.5ft (0.8m) | 15s |
| Afternoon (27 Jul) | 3ft (0.9m) | 15s |
| Evening (27 Jul) | 2.5ft (0.8m) | 14s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Wed night. Warm (max 28°C on Tue morning, min 26°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 27 | Tuesday 28 | Wednesday 29 | |||||||||||||||||||
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 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 288 | 305 | 280 | 276 | 276 | 210 | 198 | 192 | 198 | 207 | 207 | 207 | 201 | 247 | 243 | 243 | 243 | 184 | 229 | 238 | 222 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | on | on | cross-on | glassy | glassy | cross-off | cross-off | cross | cross-on | cross-on | on | glassy | cross-on |
High Tide | 3:15PM0.81m | 3:01AM0.34m | 3:46PM0.82m | 3:38AM0.37m | 4:16PM0.82m | ||||||||||||||||
Low Tide | 10:23PM0.16m | 8:28AM0.05m | 10:47PM0.15m | 9:06AM0.05m | |||||||||||||||||
 | | |  | | | | | | | | | | | | | |  | |  | | |
 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 1 |
Temp °C | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 28 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 |
Feels °C | 29 | 29 | 30 | 31 | 31 | 30 | 30 | 30 | 32 | 30 | 31 | 31 | 30 | 30 | 30 | 29 | 30 | 31 | 31 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 288 | 305 | 280 | 276 | 276 | 210 | 198 | 192 | 198 | 207 | 207 | 207 | 201 | 247 | 243 | 243 | 243 | 184 | 229 | 238 | 222 |
Swell 2 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | SSW 9 | S 11 | S 9 | — | S 9 | SE 10 | E 10 | — | — | S 21 | SW 21 | NW 9 | SW 21 | S 16 | S 16 | S 16 | W 9 |
| kJ | 8 | 8 | 8 | 8 | 8 | 2 | 2 | — | 2 | 4 | 2 | — | — | 9 | 17 | 3 | 17 | 46 | 46 | 76 | 13 |
Swell 3 Height (m) Direction Period (s) | SE 11 | — | SE 10 | SE 10 | SE 10 | — | S 11 | — | — | — | — | S 15 | S 15 | S 15 | S 15 | SW 21 | SE 4 | SW 20 | SSW 19 | SW 19 | SW 19 |
| kJ | 4 | — | 4 | 4 | 4 | — | 2 | — | — | — | — | 4 | 4 | 4 | 4 | 17 | 2 | 15 | 37 | 58 | 58 |
Wind waves Height (m) Direction Period (s) | — | SW 10 | — | — | — | S 9 | — | — | — | — | — | — | — | — | — | — | NW 9 | NW 9 | W 9 | — | — |
| kJ | — | 15 | — | — | — | 6 | — | — | — | — | — | — | — | — | — | — | 13 | 13 | 14 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 75 | 76 | 0 | 0 | 0 | 0 | 0 | 6 | 123 | 121 | 13 | 0 | 0 | 0 | 0 | 1 | 76 | 76 | 76 | 0 | 13 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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