Surf Forecasts:
How big are the waves at Inside Poipu today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 2.5ft (0.7m), 15s period with S swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3ft (0.9m), 14s period with S swell.
- Evening surf: Evening surf (21 Jul, local time) - 3ft (0.9m), 14s period with S swell.
The current surf forecast for Inside Poipu at 9PM is: 0.9m 14s primary swell from a South direction and 0.4m 16s secondary swell from a Southwest direction, 1.3m 7s secondary swell from a East-northeast direction (forecast issued at 01:00pm July 21). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 2.5ft (0.7m) | 15s |
| Afternoon (21 Jul) | 3ft (0.9m) | 14s |
| Evening (21 Jul) | 3ft (0.9m) | 14s |
Table - waves today at Inside Poipu. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Tue afternoon. Warm (max 26°C on Wed afternoon, min 23°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||
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 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | SSW 24 | SSW 24 | SSW 23 | SSW 22 | SSW 22 | SSW 22 | SSW 21 | SSW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 |
Wave Graph  | |||||||||||||||||||||
 kJ | 215 | 339 | 325 | 302 | 316 | 289 | 307 | 316 | 437 | 433 | 426 | 517 | 489 | 480 | 467 | 441 | 412 | 403 | 399 | 533 | 511 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | cross | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross |
High Tide | 10:48AM0.52m | 11:56AM0.57m | 12:48PM0.61m | ||||||||||||||||||
Low Tide | 3:23AM0.13m | 4:13AM0.12m | |||||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:21 | — | — |
mm | — | 1 | 1 | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 | — | — | — | — |
Temp °C | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 25 | 24 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 24 | 24 |
Feels °C | 26 | 25 | 24 | 24 | 25 | 25 | 25 | 26 | 25 | 26 | 24 | 23 | 21 | 22 | 24 | 23 | 24 | 23 | 23 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | 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 | SSW 21 | SSW 20 | SSW 20 | S 13 | SSW 19 | SSW 19 |
| kJ | 215 | 339 | 325 | 302 | 316 | 289 | 307 | 316 | 316 | 285 | 222 | 219 | 215 | 212 | 160 | 441 | 412 | 403 | 171 | 533 | 511 |
Swell 2 Height (m) Direction Period (s) | SSW 11 | SW 16 | SW 16 | SW 16 | SSW 26 | SSW 26 | SSW 25 | S 24 | SSW 24 | SSW 24 | SSW 23 | SSW 22 | SSW 22 | SSW 22 | SSW 21 | S 13 | S 13 | S 13 | SSW 20 | E 11 | SE 8 |
| kJ | 50 | 69 | 65 | 61 | 224 | 224 | 215 | 289 | 437 | 433 | 426 | 517 | 489 | 480 | 467 | 160 | 160 | 165 | 399 | 63 | 30 |
Swell 3 Height (m) Direction Period (s) | SW 17 | E 12 | E 15 | SSW 26 | SW 15 | SE 6 | SE 6 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | SE 6 | SSW 16 | SW 16 | SW 16 | S 11 | S 13 |
| kJ | 73 | 11 | 17 | 133 | 60 | 9 | 9 | 84 | 74 | 73 | 105 | 102 | 98 | 100 | 103 | 19 | 102 | 65 | 129 | 57 | 85 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 6 | ENE 7 | E 7 | E 6 | ENE 6 | ENE 6 | E 6 | E 7 | E 7 | E 7 | E 7 |
| kJ | 145 | 168 | 168 | 145 | 161 | 118 | 102 | 138 | 157 | 181 | 182 | 206 | 176 | 161 | 119 | 150 | 324 | 331 | 297 | 233 | 262 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 22 | 22 | 5 | 5 | 5 | 22 | 5 | 22 | 25 | 131 | 25 | 31 | 25 | 5 | 5 | 31 | 25 | 31 | 25 | 5 | 5 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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