Surf Forecasts:
How big are the waves at Ammonias today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 4.5ft (1.3m), 10s period with ENE swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 3ft (0.9m), 14s period with SSW swell.
- Evening surf: Evening surf (09 Sep, local time) - 3ft (0.9m), 13s period with SSW swell.
The current surf forecast for Ammonias at 8PM is: 0.9m 13s primary swell from a South-southwest direction and 1.0m 8s secondary swell from a East-northeast direction (forecast issued at 01:00pm September 09). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 4.5ft (1.3m) | 10s |
| Afternoon (09 Sep) | 3ft (0.9m) | 14s |
| Evening (09 Sep) | 3ft (0.9m) | 13s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Thu night. Warm (max 27°C on Wed afternoon, min 24°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | |||||||||||||||||||
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 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SW 16 | ENE 7 | SW 16 | SW 15 | ENE 8 | ENE 8 | ENE 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 336 | 326 | 253 | 249 | 246 | 178 | 176 | 173 | 191 | 214 | 237 | 294 | 254 | 218 | 264 | 208 | 198 | 183 | 229 | 232 | 436 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | glassy | cross-on | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross |
High Tide | 2:54PM0.66m | 3:04AM0.41m | 3:24PM0.61m | 3:47AM0.47m | 3:51PM0.55m | ||||||||||||||||
Low Tide | 9:25PM0.09m | 8:43AM0.05m | 9:45PM0.07m | 9:31AM0.09m | 10:06PM0.05m | ||||||||||||||||
 | |  |  | | | | | |  |  |  | | | | | | | | | | |
 | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 |
Feels °C | 30 | 30 | 31 | 30 | 30 | 28 | 28 | 29 | 29 | 27 | 27 | 26 | 26 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SSW 13 | ENE 8 | SSW 12 | SSW 12 | SSW 12 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
| kJ | 264 | 203 | 165 | 150 | 128 | 114 | 133 | 116 | 173 | 214 | 172 | 115 | 115 | 211 | 264 | 208 | 198 | 183 | 229 | 226 | 226 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | E 12 | SSW 13 | E 12 | E 12 | SSW 17 | E 12 | E 12 | E 11 | E 11 | E 11 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 336 | 326 | 253 | 249 | 246 | 178 | 176 | 173 | 108 | 170 | 104 | 104 | 184 | 99 | 98 | 94 | 91 | 91 | 45 | 45 | 46 |
Swell 3 Height (m) Direction Period (s) | S 8 | S 8 | NW 9 | E 13 | E 13 | E 13 | E 13 | E 12 | SSW 17 | E 12 | SW 18 | SSW 18 | E 12 | SSW 12 | S 12 | SSW 12 | SSW 12 | NNE 8 | SW 9 | SW 9 | SE 8 |
| kJ | 74 | 55 | 68 | 168 | 123 | 119 | 119 | 113 | 186 | 106 | 154 | 204 | 72 | 81 | 72 | 79 | 79 | 44 | 27 | 26 | 18 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | NE 3 | — | ENE 8 | — | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 11 |
| kJ | — | — | — | — | — | — | 2 | — | 191 | — | 237 | 294 | 254 | 218 | 212 | 200 | 158 | 128 | 226 | 232 | 436 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 11 | 23 | 0 | 10 | 10 | 0 | 10 | 15 | 31 | 15 | 31 | 31 | 31 | 16 | 16 | 33 | 31 | 31 | 31 | 16 | 16 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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