Surf Forecasts:
How big are the waves at Kalapaki Beach today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.7m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.7m), 16s period with SSW swell.
- Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.8m), 16s period with SSW swell.
The current surf forecast for Kalapaki Beach at 3PM is: 0.7m 16s primary swell from a South-southwest direction (forecast issued at 07:00am August 21). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.7m) | 17s |
| Afternoon (21 Aug) | 2.5ft (0.7m) | 16s |
| Evening (21 Aug) | 2.5ft (0.8m) | 16s |
Table - waves today at Kalapaki Beach. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun night. Warm (max 27°C on Fri morning, min 25°C on Fri night). Wind will be generally light. | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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) | SW 17 | SW 17 | SSW 17 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | E 7 | E 7 | E 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 295 | 295 | 255 | 240 | 258 | 322 | 322 | 322 | 326 | 261 | 261 | 223 | 251 | 293 | 285 | 278 | 329 | 381 | 295 | 327 | 311 | 270 | 226 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | cross-on | on | on | cross | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross |
High Tide | 12:20PM0.56m | 11:30PM0.20m | 1:07PM0.59m | 00:35AM0.22m | 1:46PM0.62m | ||||||||||||||||||
Low Tide | 3:21AM0.10m | 9:24PM0.19m | 4:39AM0.10m | 9:13PM0.18m | 5:45AM0.08m | 9:16PM0.18m | |||||||||||||||||
 |  | | | | | | | | | | | | | |  | | |  | | |  | | |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 25 | 26 | 27 | 27 | 27 | 26 | 25 | 26 | 26 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 27 | 25 | 25 |
Feels °C | 29 | 30 | 30 | 30 | 30 | 30 | 28 | 28 | 29 | 28 | 28 | 28 | 26 | 26 | 26 | 26 | 26 | 26 | 28 | 27 | 28 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | NE 7 | ENE 7 | NE 7 | NE 7 | SW 16 | ENE 7 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SE 11 | SE 11 | SE 10 |
| kJ | 122 | 71 | 53 | 47 | 258 | 88 | 322 | 322 | 326 | 261 | 261 | 223 | 251 | 215 | 215 | 212 | 207 | 201 | 196 | 193 | 90 | 110 | 100 |
Swell 2 Height (m) Direction Period (s) | SW 17 | NE 7 | E 7 | SSW 16 | NE 7 | SSW 16 | W 10 | W 10 | W 10 | W 10 | W 10 | W 11 | WNW 10 | W 10 | WNW 12 | WNW 11 | WNW 11 | S 14 | SE 9 | SE 10 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 295 | 53 | 52 | 240 | 47 | 322 | 50 | 51 | 51 | 73 | 74 | 82 | 86 | 55 | 106 | 69 | 66 | 94 | 53 | 33 | 188 | 188 | 186 |
Swell 3 Height (m) Direction Period (s) | W 11 | SW 17 | SSW 17 | ENE 7 | ENE 7 | W 10 | SE 9 | SSE 14 | SE 8 | S 14 | S 15 | SE 8 | SE 8 | S 14 | S 14 | S 14 | S 14 | WNW 10 | S 13 | WNW 11 | S 13 | S 13 | S 13 |
| kJ | 57 | 295 | 255 | 43 | 42 | 50 | 19 | 62 | 18 | 94 | 109 | 18 | 18 | 107 | 107 | 107 | 104 | 43 | 92 | 51 | 90 | 89 | 89 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | E 7 | E 7 | E 7 |
| kJ | — | — | — | — | — | 51 | 112 | 117 | 132 | 141 | 145 | 173 | 247 | 293 | 285 | 278 | 329 | 381 | 295 | 327 | 311 | 270 | 226 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 10 | 0 | 17 | 45 | 31 | 13 | 10 | 17 | 13 | 17 | 31 | 31 | 17 | 31 | 17 | 17 | 17 | 17 | 31 | 31 | 17 | 17 | 17 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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