Surf Forecasts:
How big are the waves at Kahalu'u Beach Park today (08 Sep):
- Morning surf: Morning surf (08 Sep, local time) - 8ft (2.5m), 11s period with WSW swell.
- Afternoon surf: Afternoon surf (08 Sep, local time) - 5.5ft (1.7m), 10s period with W swell.
- Evening surf: Evening surf (08 Sep, local time) - 3.5ft (1.0m), 14s period with SSW swell.
The current surf forecast for Kahalu'u Beach Park at 11AM is: 2.5m 11s primary swell from a West-southwest direction and 1.0m 15s secondary swell from a South-southwest direction (forecast issued at 07:00am September 08). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Sep) | 8ft (2.5m) | 11s |
| Afternoon (08 Sep) | 5.5ft (1.7m) | 10s |
| Evening (08 Sep) | 3.5ft (1.0m) | 14s |
Table - waves today at Kahalu'u Beach Park. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Thu afternoon. Warm (max 29°C on Tue morning, min 26°C on Thu night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 8 | Wednesday 9 | Thursday 10 | |||||||||||||||||||||
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) | WSW 12 | WSW 11 | WSW 11 | W 10 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SW 17 | SW 18 | SW 18 | SW 18 | SW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 2720 | 1967 | 1487 | 663 | 449 | 443 | 361 | 356 | 346 | 336 | 326 | 257 | 253 | 178 | 178 | 176 | 176 | 173 | 137 | 154 | 154 | 150 | 133 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross-on | glassy | glassy | glassy | glassy | on | on | on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross |
High Tide | 2:16PM0.82m | 2:37AM0.48m | 2:53PM0.80m | 3:17AM0.55m | 3:26PM0.76m | ||||||||||||||||||
Low Tide | 7:18AM0.09m | 9:05PM0.09m | 8:11AM0.08m | 9:29PM0.07m | 9:01AM0.09m | 9:53PM0.06m | |||||||||||||||||
 |  | | |  | |  | | | | |  | |  | | | | | |  | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | — | — | 1 | 1 | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 |
Temp °C | 28 | 28 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 28 | 29 | 30 | 31 | 31 | 32 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 30 | 29 | 29 | 29 | 32 | 31 | 30 | 29 | 31 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 11 | WSW 11 | W 10 | W 10 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 2720 | 1967 | 1487 | 663 | 377 | 244 | 211 | 164 | 110 | 336 | 326 | 257 | 253 | 178 | 178 | 176 | 176 | 173 | 129 | 125 | 117 | 83 | 83 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SW 9 | SSW 9 | W 9 | SSW 14 | SSW 14 | SSW 14 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SW 7 | SSW 7 | SW 16 | SW 17 | SW 18 | SW 18 | SW 18 | SW 16 |
| kJ | 604 | 588 | 456 | 323 | 228 | 240 | 361 | 356 | 346 | 72 | 68 | 46 | 43 | 32 | 32 | 23 | 18 | 130 | 137 | 154 | 154 | 150 | 133 |
Swell 3 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SW 20 | SSW 14 | SSW 14 | SSW 14 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 8 | WNW 6 | W 6 | W 6 | WNW 6 | WNW 8 | SW 16 | SSW 7 | SSW 7 | SW 7 | SW 7 | SSW 7 | SW 10 |
| kJ | 10 | 9 | 15 | 449 | 449 | 443 | 120 | 76 | 54 | 51 | 28 | 33 | 20 | 18 | 11 | 13 | 68 | 18 | 18 | 11 | 11 | 9 | 25 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 73 | 43 | 74 | 73 | 73 | 13 | 0 | 0 | 0 | 0 | 94 | 99 | 94 | 1 | 6 | 99 | 99 | 6 | 99 | 13 | 1 | 1 | 1 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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