Surf Forecasts:
How big are the waves at Inside Poipu today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 5ft (1.6m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 6ft (1.8m), 7s period with ENE swell.
- Evening surf: Evening surf (17 Sep, local time) - 3ft (0.9m), 18s period with SSW swell.
The current surf forecast for Inside Poipu at 2AM is: 0.8m 17s primary swell from a South-southwest direction and 0.5m 10s secondary swell from a East direction, 1.5m 7s secondary swell from a East-northeast direction (forecast issued at 07:00pm September 16). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 5ft (1.6m) | 7s |
| Afternoon (17 Sep) | 6ft (1.8m) | 7s |
| Evening (17 Sep) | 3ft (0.9m) | 18s |
Table - waves today at Inside Poipu. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Thu night. Warm (max 27°C on Thu morning, min 25°C on Wed night). Mainly fresh winds. | |||||||||||||||||||
Wed 16 | Thursday 17 | Friday 18 | |||||||||||||||||
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 18 | SSW 18 | SW 17 | SSW 17 | SSW 16 | SSW 16 | ENE 7 | ENE 7 | ENE 8 | SSW 17 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 395 | 390 | 305 | 355 | 334 | 229 | 278 | 330 | 397 | 528 | 659 | 651 | 637 | 576 | 556 | 530 | 566 | 559 | 452 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on |
High Tide | 4:30PM0.33m | 8:35AM0.55m | 10:07AM0.55m | ||||||||||||||||
Low Tide | 11:58PM0.13m | 00:35AM0.16m | |||||||||||||||||
 |  | | |  |  | | | | |  | | |  | | | | | | |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | 6:39 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | 1 |
Temp °C | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 27 | 27 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 26 | 26 | 25 | 27 | 27 | 27 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SW 17 | SSW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SSW 17 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 395 | 390 | 305 | 355 | 334 | 223 | 258 | 258 | 261 | 528 | 659 | 651 | 637 | 576 | 556 | 530 | 566 | 559 | 452 |
Swell 2 Height (m) Direction Period (s) | SW 11 | SSW 11 | SW 11 | E 10 | E 10 | E 10 | SSW 19 | SSW 19 | SSW 19 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 | SE 8 |
| kJ | 31 | 12 | 19 | 53 | 51 | 48 | 214 | 212 | 214 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 31 |
Swell 3 Height (m) Direction Period (s) | SSE 7 | SSE 12 | SSW 21 | SW 11 | SW 11 | SSW 19 | SW 10 | SW 10 | SW 10 | SSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | S 21 | S 21 | S 21 | SSW 19 |
| kJ | 5 | 15 | 86 | 19 | 19 | 214 | 16 | 16 | 15 | 10 | 9 | 8 | 8 | 8 | 8 | 36 | 36 | 35 | 72 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 143 | 151 | 182 | 195 | 206 | 229 | 278 | 330 | 397 | 406 | 460 | 518 | 453 | 453 | 418 | 383 | 333 | 326 | 374 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 22 | 22 | 22 | 22 | 5 | 22 | 22 | 22 | 22 | 22 | 5 | 5 | 5 | 22 | 25 | 22 | 5 | 5 | 5 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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