Surf Forecasts:
How big are the waves at Inside Poipu today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 2ft (0.6m), 18s period with SSW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 2ft (0.6m), 17s period with SSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 2ft (0.6m), 16s period with SSW swell.
The current surf forecast for Inside Poipu at 2AM is: 0.5m 16s primary swell from a Southwest direction and 0.4m 12s secondary swell from a South direction, 1.0m 7s secondary swell from a East direction (forecast issued at 07:00pm August 19). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 2ft (0.6m) | 18s |
| Afternoon (20 Aug) | 2ft (0.6m) | 17s |
| Evening (20 Aug) | 2ft (0.6m) | 16s |
Table - waves today at Inside Poipu. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Thu afternoon, min 24°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||
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) | ENE 7 | ENE 8 | E 7 | SW 16 | SW 17 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SW 17 | SW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SW 16 | SW 16 |
Wave Graph  | |||||||||||||||||||
 kJ | 99 | 140 | 103 | 132 | 148 | 207 | 209 | 207 | 195 | 179 | 177 | 281 | 295 | 255 | 258 | 240 | 226 | 258 | 258 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | on | on | on | cross-on | cross |
High Tide | 11:10AM0.56m | 12:16PM0.59m | |||||||||||||||||
Low Tide | 1:58AM0.15m | 3:08AM0.15m | |||||||||||||||||
 |  | | | | | |  | |  | | | | | | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 25 | 25 | 24 | 24 | 25 | 27 | 28 | 27 | 26 | 25 | 25 | 24 | 25 | 28 | 28 | 27 | 26 | 25 |
Feels °C | 27 | 26 | 26 | 25 | 25 | 26 | 28 | 31 | 29 | 28 | 27 | 28 | 27 | 28 | 31 | 31 | 30 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | SE 10 | SSE 9 | S 12 | SW 16 | SW 17 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SSW 16 | SSW 16 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SW 16 | SW 16 |
| kJ | 45 | 33 | 45 | 132 | 148 | 84 | 84 | 69 | 71 | 179 | 177 | 97 | 78 | 78 | 61 | 55 | 59 | 258 | 258 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | SSW 16 | S 12 | SE 9 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | W 10 | W 10 | SW 17 | SW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | ENE 7 | ENE 7 |
| kJ | 44 | 45 | 103 | 44 | 22 | 207 | 209 | 207 | 195 | 44 | 46 | 281 | 295 | 255 | 258 | 240 | 226 | 57 | 46 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 16 | SE 9 | SE 9 | S 12 | SE 9 | W 11 | W 10 | W 10 | SSE 9 | SE 9 | WSW 9 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 |
| kJ | 67 | 67 | 21 | 22 | 44 | 23 | 57 | 52 | 49 | 34 | 22 | 27 | 81 | 75 | 49 | 49 | 48 | 50 | 50 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 8 | E 7 | E 7 | E 7 | ENE 7 | NE 7 | — | — | ENE 7 | ENE 7 | ENE 7 | — | — | — | — | — | — | ENE 7 |
| kJ | 99 | 140 | 89 | 92 | 97 | 70 | 54 | — | — | 97 | 97 | 108 | — | — | — | — | — | — | 86 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 22 | 5 | 5 | 5 | 5 | 3 | 1 | 1 | 1 | 4 | 3 | 1 | 1 | 1 | 38 | 38 | 31 | 5 | 1 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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