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Surf Forecasts:
Inside Poipu surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 1 am Monday 25 May 2026 HSTForecast update in hr min s Forecast update imminent
Inside Poipu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Inside Poipu sea temperature is
25.1° C
(Which is normal for this time of year)How big are the waves at Inside Poipu today?
The current surf forecast for Inside Poipu at 5AM is: 2.0m 8s primary swell from a East-northeast direction and 0.5m 14s secondary swell from a South direction (forecast issued at 01:00am May 25). An open ocean swell of 0.4m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 6ft (1.9m) | 8s |
| Afternoon (25 May) | 5.5ft (1.7m) | 8s |
| Evening (25 May) | 5ft (1.6m) | 8s |
Table - waves today at Inside Poipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Tue afternoon. Warm (max 25°C on Mon afternoon, min 22°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | E 7 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | |
614 | 509 | 521 | 424 | 414 | 370 | 310 | 341 | 316 | 318 | 383 | 348 | 320 | 284 | 310 | 327 | 320 | 319 | 292 | 251 | 234 | 237 | 252 | 222 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 12:58PM0.52m | 11:34PM0.44m | 1:35PM0.59m | 00:17AM0.40m | 2:07PM0.65m | |||||||||||||||||||
Low Tide | 5:52AM0.11m | 6:44PM0.32m | 6:17AM0.09m | 7:57PM0.30m | 6:42AM0.08m | 8:54PM0.27m | ||||||||||||||||||
 | |  |  | | |  | | | | | | |  |  | | |  | | | | | | | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 1 | — | — | — | — | — | — | |
Temp °C | 23 | 22 | 23 | 24 | 25 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 25 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 23 | 23 |
20 | 20 | 21 | 21 | 22 | 21 | 21 | 21 | 20 | 20 | 21 | 22 | 23 | 23 | 21 | 21 | 20 | 20 | 21 | 22 | 21 | 22 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | S 12 | S 12 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 16 | NW 18 | NW 17 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 |
 kJ | 97 | 99 | 49 | 49 | 99 | 89 | 85 | 52 | 53 | 53 | 84 | 122 | 155 | 137 | 211 | 201 | 318 | 314 | 241 | 280 | 264 | 208 | 205 | 202 |
Swell 2 Height (m) Direction Period (s) | NW 11 | NW 11 | NW 11 | S 15 | NW 11 | NW 11 | NW 11 | S 16 | SE 9 | SE 8 | S 17 | NW 18 | S 12 | S 12 | S 16 | S 14 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 |
| kJ | 31 | 31 | 19 | 38 | 18 | 18 | 18 | 46 | 12 | 24 | 22 | 87 | 48 | 47 | 121 | 97 | 150 | 146 | 146 | 144 | 140 | 131 | 125 | 123 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | S 15 | NW 11 | SE 11 | S 20 | SE 10 | NNW 10 | S 16 | S 17 | WNW 20 | NW 10 | S 16 | S 16 | SE 9 | SE 8 | SE 8 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
| kJ | 5 | 5 | 39 | 19 | 4 | 7 | 4 | 10 | 48 | 50 | 37 | 4 | 45 | 45 | 19 | 25 | 11 | 12 | 19 | 25 | 34 | 34 | 35 | 34 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | E 7 | ENE 8 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 614 | 509 | 521 | 424 | 414 | 370 | 310 | 341 | 316 | 318 | 383 | 348 | 320 | 284 | 310 | 327 | 320 | 319 | 292 | 251 | 234 | 237 | 252 | 222 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 131 | 31 | 5 | 25 | 22 | 22 | 5 | 5 | 5 | 5 | 25 | 5 | 22 | 25 | 31 | 40 | 5 | 5 | 5 | 5 | 22 | 25 | 22 | 5 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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