Surf Forecasts:
How big are the waves at Inside Poipu today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 4.5ft (1.4m), 16s period with S swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 4.5ft (1.3m), 16s period with S swell.
- Evening surf: Evening surf (13 Aug, local time) - 4ft (1.2m), 15s period with S swell.
The current surf forecast for Inside Poipu at 4AM is: 1.4m 16s primary swell from a South direction and 1.3m 6s secondary swell from a East direction (forecast issued at 01:00am August 13). An open ocean swell of 0.3m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 4.5ft (1.4m) | 16s |
| Afternoon (13 Aug) | 4.5ft (1.3m) | 16s |
| Evening (13 Aug) | 4ft (1.2m) | 15s |
Table - waves today at Inside Poipu. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Sat morning. Warm (max 28°C on Thu morning, min 25°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 13 | Friday 14 | Saturday 15 | ||||||||||||||||||||||
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 | 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 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | ENE 8 | E 8 | ENE 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1029 | 1017 | 1004 | 868 | 847 | 784 | 636 | 623 | 623 | 623 | 614 | 503 | 496 | 411 | 405 | 416 | 397 | 461 | 643 | 800 | 899 | 1029 | 1236 | 1308 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 3:55AM0.41m | 4:25PM0.73m | 4:42AM0.45m | 4:54PM0.66m | 5:30AM0.49m | 5:19PM0.59m | ||||||||||||||||||
Low Tide | 9:33AM0.06m | 11:07PM0.11m | 10:19AM0.12m | 11:31PM0.11m | 11:07AM0.18m | |||||||||||||||||||
 | |  | | | | | | | | | | | | | | |  |  |  | | | |  | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | 1 |
Temp °C | 25 | 24 | 26 | 28 | 28 | 27 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 25 | 24 | 25 | 27 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 24 | 23 | 24 | 25 | 26 | 26 | 25 | 25 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 1029 | 1017 | 1004 | 868 | 847 | 784 | 636 | 623 | 623 | 623 | 614 | 503 | 496 | 411 | 405 | 399 | 320 | 293 | 284 | 280 | 222 | 222 | 168 | 166 |
Swell 2 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | SE 9 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | SE 12 | WNW 11 | SE 12 | SE 13 | SE 13 | SE 13 | WNW 11 | SE 13 | SE 13 | WNW 13 | S 16 | S 18 |
| kJ | 27 | 27 | 27 | 27 | 27 | 13 | 25 | 25 | 26 | 27 | 27 | 27 | 34 | 24 | 21 | 58 | 27 | 59 | 41 | 27 | 26 | 34 | 85 | 97 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 12 | S 19 | SW 19 | SE 9 | WNW 11 | SE 12 | SE 12 | SE 12 | SW 18 | SW 18 | SE 12 | WNW 11 | SE 12 | WNW 11 | WNW 11 | WNW 11 | W 11 | SE 12 | WNW 13 | S 16 | SE 13 | SE 13 | WNW 13 |
| kJ | 25 | 25 | 7 | 14 | 14 | 25 | 6 | 6 | 23 | 13 | 13 | 23 | 25 | 21 | 24 | 24 | 24 | 21 | 24 | 33 | 46 | 25 | 25 | 55 |
Wind waves Height (m) Direction Period (s) | E 6 | E 7 | E 7 | E 7 | ENE 6 | ENE 6 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 |
| kJ | 137 | 145 | 150 | 150 | 165 | 170 | 202 | 229 | 274 | 324 | 362 | 371 | 377 | 355 | 373 | 416 | 397 | 461 | 643 | 800 | 899 | 1029 | 1236 | 1308 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 22 | 5 | 5 | 5 | 22 | 22 | 5 | 5 | 5 | 5 | 22 | 22 | 22 | 22 | 5 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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