Surf Forecasts:
How big are the waves at Ammonias today (30 Jul):
- Afternoon surf: Afternoon surf (30 Jul, local time) - 6ft (1.8m), 10s period with ENE swell.
- Evening surf: Evening surf (30 Jul, local time) - 5ft (1.6m), 10s period with ENE swell.
The current surf forecast for Ammonias at 12AM is: 0.8m 14s primary swell from a South direction (forecast issued at 07:00pm July 29). An open ocean swell of 1.7m 9s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jul) | - | - |
| Afternoon (30 Jul) | 6ft (1.8m) | 10s |
| Evening (30 Jul) | 5ft (1.6m) | 10s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat afternoon. Warm (max 27°C on Thu morning, min 24°C on Fri night). Winds increasing (calm on Wed night, fresh winds from the ENE by Fri night). | |||||||||||||||||||
Wed 29 | Thursday 30 | Friday 31 | |||||||||||||||||
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 10 | ENE 10 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | ENE 7 | ENE 7 | ENE 8 | S 12 | E 7 | E 7 | ENE 7 | ENE 7 | E 7 | ENE 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 540 | 452 | 243 | 297 | 289 | 289 | 284 | 280 | 276 | 305 | 245 | 226 | 208 | 269 | 285 | 365 | 365 | 423 | 503 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | glassy | glassy | glassy | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross |
High Tide | 4:18PM0.66m | 3:49AM0.27m | 4:44PM0.65m | 4:33AM0.29m | 5:08PM0.61m | ||||||||||||||
Low Tide | 11:10PM0.13m | 9:25AM0.00m | 11:32PM0.11m | 10:03AM0.04m | |||||||||||||||
 |  |  | | |  | | | | | | |  | | |  | | | | |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 7:17 | — | — | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:16 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 25 | 26 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 28 | 29 | 29 | 30 | 28 | 30 | 30 | 28 | 28 | 27 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 9 | NE 9 | ENE 9 | ENE 8 | NE 8 | ENE 8 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SW 15 | SW 15 | SW 15 |
| kJ | 540 | 452 | 450 | 388 | 203 | 176 | 192 | 192 | 276 | 215 | 212 | 206 | 196 | 146 | 146 | 144 | 232 | 226 | 223 |
Swell 2 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | SW 18 | SW 18 | SW 17 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SW 16 | S 12 | E 16 | E 15 |
| kJ | 264 | 253 | 243 | 297 | 289 | 289 | 284 | 280 | 152 | 150 | 137 | 175 | 208 | 171 | 169 | 196 | 141 | 231 | 163 |
Swell 3 Height (m) Direction Period (s) | SSW 19 | SW 19 | SW 19 | SW 19 | NNE 7 | NNE 7 | SW 18 | SSW 18 | N 9 | N 8 | N 8 | NNE 9 | N 9 | E 16 | E 16 | E 15 | E 15 | S 12 | S 12 |
| kJ | 37 | 58 | 95 | 58 | 74 | 54 | 154 | 207 | 6 | 6 | 12 | 26 | 25 | 130 | 174 | 110 | 167 | 103 | 101 |
Wind waves Height (m) Direction Period (s) | NNE 7 | NNE 7 | — | — | — | — | — | — | ENE 8 | ENE 7 | ENE 7 | ENE 8 | E 6 | E 7 | E 7 | ENE 7 | ENE 7 | E 7 | ENE 7 |
| kJ | 108 | 101 | — | — | — | — | — | — | 232 | 305 | 245 | 226 | 171 | 269 | 285 | 365 | 365 | 423 | 503 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 1 | 16 | 38 | 31 | 16 | 16 | 16 | 46 | 33 | 38 | 16 | 122 | 118 | 127 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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