Surf Forecasts:
How big are the waves at Ammonias today (22 Aug):
- Morning surf: Morning surf (22 Aug, local time) - 2.5ft (0.7m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (22 Aug, local time) - 5ft (1.6m), 7s period with ENE swell.
- Evening surf: Evening surf (22 Aug, local time) - 5.5ft (1.7m), 7s period with ENE swell.
The current surf forecast for Ammonias at 7AM is: 0.7m 16s primary swell from a Southwest direction and 1.1m 7s secondary swell from a East-northeast direction (forecast issued at 01:00am August 22). An open ocean swell of 0.6m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Aug) | 2.5ft (0.7m) | 16s |
| Afternoon (22 Aug) | 5ft (1.6m) | 7s |
| Evening (22 Aug) | 5.5ft (1.7m) | 7s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Mon morning. Warm (max 27°C on Sat morning, min 25°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 22 | Sunday 23 | Monday 24 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | ENE 6 | ENE 7 | ENE 7 | ENE 6 | ENE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 322 | 326 | 261 | 261 | 258 | 262 | 310 | 310 | 276 | 310 | 310 | 301 | 247 | 219 | 200 | 188 | 212 | 218 | 218 | 252 | 268 | 268 | 245 | 232 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross |
High Tide | 11:30PM0.20m | 1:07PM0.59m | 00:35AM0.22m | 1:46PM0.62m | 1:16AM0.25m | 2:19PM0.63m | ||||||||||||||||||
Low Tide | 4:39AM0.10m | 9:13PM0.18m | 5:45AM0.08m | 9:16PM0.18m | 6:37AM0.05m | 9:23PM0.17m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | |  |  |  | | | |  | |
 | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 | 1 | — | — | 1 |
Temp °C | 26 | 26 | 26 | 27 | 27 | 27 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 26 | 25 |
Feels °C | 28 | 29 | 27 | 28 | 28 | 28 | 26 | 26 | 26 | 26 | 27 | 28 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 28 | 26 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 322 | 326 | 261 | 261 | 258 | 251 | 215 | 215 | 212 | 207 | 201 | 196 | 193 | 188 | 186 | 186 | 183 | 180 | 175 | 163 | 158 | 156 | 151 | 131 |
Swell 2 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | S 14 | WNW 12 | WNW 11 | S 14 | S 14 | S 13 | SE 9 | SE 10 | SE 12 | SE 11 | SE 11 | S 13 | S 13 | SE 10 | SE 9 | SE 9 | SE 8 | SE 8 |
| kJ | 51 | 51 | 73 | 74 | 80 | 56 | 107 | 107 | 98 | 104 | 134 | 130 | 53 | 59 | 84 | 80 | 44 | 87 | 87 | 58 | 52 | 36 | 34 | 51 |
Swell 3 Height (m) Direction Period (s) | SSE 14 | SE 8 | S 14 | S 15 | SSE 15 | SSE 15 | W 10 | S 14 | S 14 | WNW 11 | WNW 11 | SE 9 | NW 10 | E 9 | S 13 | S 13 | S 13 | SE 11 | SE 10 | S 14 | SSE 12 | SSE 12 | SSE 12 | SSE 12 |
| kJ | 62 | 18 | 94 | 109 | 74 | 73 | 55 | 107 | 107 | 66 | 44 | 49 | 25 | 25 | 90 | 89 | 89 | 40 | 36 | 101 | 28 | 28 | 48 | 47 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 6 | ENE 7 |
| kJ | 117 | 117 | 113 | 163 | 187 | 262 | 310 | 310 | 276 | 310 | 310 | 301 | 247 | 219 | 200 | 188 | 212 | 218 | 218 | 252 | 268 | 268 | 245 | 232 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 31 | 12 | 16 | 31 | 31 | 16 | 16 | 16 | 16 | 16 | 31 | 31 | 33 | 33 | 31 | 38 | 16 | 16 | 16 | 33 | 31 | 16 | 16 | 16 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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