Surf Forecasts:
How big are the waves at Inside Poipu today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 3ft (0.9m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 3.5ft (1.1m), 14s period with S swell.
- Evening surf: Evening surf (18 Jun, local time) - 3.5ft (1.0m), 14s period with S swell.
The current surf forecast for Inside Poipu at 5PM is: 1.1m 14s primary swell from a South direction and 0.5m 9s secondary swell from a East-northeast direction (forecast issued at 01:00pm June 18). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 3ft (0.9m) | 13s |
| Afternoon (18 Jun) | 3.5ft (1.1m) | 14s |
| Evening (18 Jun) | 3.5ft (1.0m) | 14s |
Table - waves today at Inside Poipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri afternoon. Warm (max 28°C on Fri morning, min 23°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 16 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 589 | 503 | 503 | 411 | 411 | 405 | 306 | 280 | 276 | 276 | 219 | 219 | 219 | 215 | 163 | 158 | 136 | 134 | 283 | 272 | 155 | 106 | 202 | 194 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | glassy | glassy | glassy | glassy | glassy | cross | cross-on | glassy | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on |
High Tide | 6:49PM0.72m | 7:22AM0.31m | 7:29PM0.65m | 8:54AM0.35m | 8:06PM0.57m | |||||||||||||||||||
Low Tide | 11:14AM0.09m | 2:18AM0.15m | 12:08PM0.18m | 2:57AM0.14m | 1:17PM0.27m | 3:33AM0.13m | ||||||||||||||||||
 | | |  |  | | |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — |
 | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | 7:22 |
mm | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 26 | 25 | 24 | 24 | 25 | 28 | 27 | 26 | 25 | 24 | 24 | 23 | 24 | 27 | 27 | 27 | 25 | 24 | 24 | 24 | 25 |
Feels °C | 29 | 30 | 31 | 30 | 29 | 28 | 27 | 28 | 31 | 31 | 30 | 28 | 26 | 27 | 25 | 26 | 29 | 28 | 28 | 26 | 25 | 26 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 15 | S 15 | S 15 | S 12 | S 14 | S 14 |
| kJ | 589 | 503 | 503 | 411 | 411 | 405 | 306 | 280 | 276 | 276 | 219 | 219 | 219 | 215 | 163 | 158 | 136 | 134 | 283 | 272 | 155 | 100 | 202 | 194 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | S 18 | S 18 | S 18 | S 17 | E 6 | S 16 | S 16 | S 16 | SE 7 | SE 11 | S 12 | S 15 | SE 11 | SE 11 |
| kJ | 54 | 52 | 49 | 46 | 45 | 72 | 72 | 71 | 71 | 69 | 155 | 160 | 158 | 144 | 23 | 127 | 127 | 80 | 12 | 58 | 97 | 106 | 29 | 29 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | ENE 9 | ENE 9 | SSW 19 | S 19 | S 18 | SE 12 | SE 12 | SE 12 | SE 7 | S 16 | E 6 | SE 7 | SE 7 | SE 11 | NNW 8 | SE 11 | SE 11 | SW 18 | SE 16 |
| kJ | 84 | 83 | 58 | 39 | 38 | 30 | 30 | 124 | 113 | 101 | 69 | 35 | 35 | 12 | 134 | 16 | 11 | 12 | 19 | 6 | 58 | 41 | 79 | 41 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 5 | E 5 | E 5 | E 5 | E 5 | ENE 6 | E 5 | — | E 5 | E 5 | E 6 | E 6 | ENE 4 | ENE 4 | ENE 4 | E 5 | E 5 |
| kJ | — | — | — | — | — | — | — | 9 | 9 | 15 | 14 | 21 | 24 | 20 | — | 21 | 14 | 24 | 23 | 21 | 26 | 27 | 21 | 22 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 5 | 22 | 0 | 0 | 0 | 0 | 0 | 1 | 22 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 5 | 5 | 1 | 1 | 4 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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