Surf Forecasts:
How big are the waves at Ammonias today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 6ft (1.8m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 5.5ft (1.7m), 7s period with ENE swell.
- Evening surf: Evening surf (23 Aug, local time) - 6ft (1.8m), 6s period with ENE swell.
The current surf forecast for Ammonias at 9PM is: 1.8m 6s primary swell from a East-northeast direction and 0.7m 14s secondary swell from a South-southwest direction, 0.6m 12s secondary swell from a Southeast direction (forecast issued at 01:00pm August 23). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 6ft (1.8m) | 7s |
| Afternoon (23 Aug) | 5.5ft (1.7m) | 7s |
| Evening (23 Aug) | 6ft (1.8m) | 6s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Mon night. Warm (max 27°C on Sun afternoon, min 24°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | |||||||||||||||||||
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) | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | E 6 | ENE 6 | ENE 6 | ENE 6 | E 7 | E 7 | E 7 | E 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 319 | 281 | 257 | 271 | 278 | 316 | 308 | 268 | 232 | 232 | 200 | 233 | 232 | 220 | 200 | 212 | 253 | 371 | 351 | 358 | 286 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross |
High Tide | 1:46PM0.62m | 1:16AM0.25m | 2:19PM0.63m | 1:51AM0.28m | 2:48PM0.64m | ||||||||||||||||
Low Tide | 9:16PM0.18m | 6:37AM0.05m | 9:23PM0.17m | 7:21AM0.04m | 9:34PM0.16m | ||||||||||||||||
 |  | |  | |  | |  | | | | |  | |  |  | | | | | | |
 | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | — | — | — | — | — | — | — | 1 | 1 | — | — | — | 1 | 1 | 2 | 1 | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 25 | 25 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 25 | 25 |
Feels °C | 27 | 26 | 27 | 25 | 25 | 25 | 25 | 27 | 27 | 28 | 28 | 28 | 26 | 26 | 26 | 25 | 26 | 27 | 26 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SSW 16 | SSW 16 | SSW 15 | SSW 12 |
| kJ | 196 | 193 | 191 | 186 | 186 | 183 | 180 | 175 | 163 | 158 | 106 | 112 | 80 | 60 | 60 | 64 | 59 | 198 | 193 | 126 | 87 |
Swell 2 Height (m) Direction Period (s) | S 13 | SE 10 | SE 12 | SE 12 | S 13 | SE 12 | SE 11 | SE 10 | SE 10 | SE 9 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 16 | SSW 12 | SSW 12 | SSW 12 | SSW 15 |
| kJ | 130 | 45 | 67 | 83 | 89 | 48 | 59 | 64 | 60 | 71 | 156 | 154 | 131 | 121 | 119 | 86 | 201 | 83 | 85 | 85 | 123 |
Swell 3 Height (m) Direction Period (s) | WNW 10 | NW 10 | NW 10 | S 13 | SE 12 | SSE 13 | SSE 13 | SSE 14 | S 12 | SSE 12 | SSW 18 | SSE 12 | SSE 12 | SSW 16 | SSW 16 | SSW 16 | SSW 12 | SSE 13 | SSE 13 | S 19 | SSE 9 |
| kJ | 40 | 25 | 24 | 89 | 53 | 58 | 58 | 63 | 80 | 27 | 61 | 48 | 48 | 153 | 147 | 146 | 83 | 55 | 33 | 114 | 54 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | E 6 | ENE 6 | ENE 6 | ENE 6 | E 7 | E 7 | E 7 | E 7 |
| kJ | 319 | 281 | 257 | 271 | 278 | 316 | 308 | 268 | 232 | 232 | 200 | 233 | 232 | 220 | 200 | 212 | 253 | 371 | 351 | 358 | 286 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 31 | 31 | 31 | 38 | 31 | 16 | 16 | 16 | 31 | 31 | 16 | 16 | 16 | 16 | 16 | 38 | 38 | 46 | 33 | 16 | 16 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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