Surf Forecasts:
How big are the waves at Ammonias today (07 Sep):
- Morning surf: Morning surf (07 Sep, local time) - 10ft (3.0m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (07 Sep, local time) - 8ft (2.5m), 15s period with SSW swell.
- Evening surf: Evening surf (07 Sep, local time) - 18ft (5.5m), 15s period with SSW swell.
The current surf forecast for Ammonias at 11AM is: 3.0m 8s primary swell from a East-northeast direction and 1.7m 12s secondary swell from a South-southwest direction, 1.3m 9s secondary swell from a South-southeast direction (forecast issued at 07:00am September 07). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Sep) | 10ft (3.0m) | 7s |
| Afternoon (07 Sep) | 8ft (2.5m) | 15s |
| Evening (07 Sep) | 18ft (5.5m) | 15s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 61mm), heaviest during Mon morning. Warm (max 28°C on Wed afternoon, min 24°C on Mon morning). Winds decreasing (gales from the SE on Mon night, light winds from the SSW by Wed morning). | |||||||||||||||||||||||
Monday 7 | Tuesday 8 | Wednesday 9 | |||||||||||||||||||||
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) | ENE 12 | ENE 7 | ENE 8 | SSW 15 | SSW 15 | SSW 15 | S 15 | SSW 13 | SSW 12 | SSW 10 | SSW 9 | SW 8 | SSW 8 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1461 | 870 | 1144 | 2441 | 4517 | 14085 | 29978 | 20142 | 9794 | 4030 | 1302 | 1179 | 693 | 680 | 608 | 521 | 418 | 351 | 336 | 326 | 253 | 249 | 246 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | on | cross-on | cross |
High Tide | 1:42PM0.69m | 1:36AM0.30m | 2:20PM0.68m | 2:21AM0.36m | 2:54PM0.66m | ||||||||||||||||||
Low Tide | 6:02AM0.04m | 8:46PM0.13m | 7:02AM0.02m | 9:05PM0.11m | 7:55AM0.03m | 9:25PM0.09m | |||||||||||||||||
 |  |  | | |  | | | |  | | | |  |  | | |  | | |  | | | |
 | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | 13 | 8 | 12 | 7 | 5 | 6 | 10 | 5 | 3 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 25 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 27 | 28 | 27 | 27 | 26 |
Feels °C | 24 | 22 | 24 | 24 | 22 | 20 | 18 | 20 | 22 | 24 | 25 | 27 | 28 | 28 | 29 | 28 | 28 | 30 | 30 | 31 | 29 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | SSW 15 | SSW 15 | SSW 15 | ENE 9 | ENE 10 | ENE 10 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 8 | ENE 8 |
| kJ | 1127 | 655 | 885 | 2441 | 4517 | 14085 | 1109 | 1004 | 898 | 1047 | 917 | 785 | 693 | 680 | 608 | 521 | 418 | 346 | 258 | 203 | 165 | 147 | 140 |
Swell 2 Height (m) Direction Period (s) | SSW 18 | SSE 8 | SSE 9 | NW 13 | NNW 13 | NNW 13 | — | NNW 12 | NW 12 | SSW 16 | W 9 | SSW 15 | SSW 14 | SSW 14 | S 8 | S 8 | SSW 8 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 |
| kJ | 333 | 110 | 245 | 7 | 17 | 17 | — | 14 | 6 | 329 | 538 | 468 | 449 | 443 | 253 | 182 | 168 | 351 | 336 | 326 | 253 | 249 | 246 |
Swell 3 Height (m) Direction Period (s) | S 11 | SSW 16 | SSW 17 | — | — | — | — | — | SSW 16 | NW 12 | SE 8 | SE 8 | NW 9 | NW 9 | SSW 14 | SSW 14 | SSW 14 | S 8 | SSW 8 | S 8 | S 7 | E 13 | E 13 |
| kJ | 10 | 582 | 625 | — | — | — | — | — | 429 | 6 | 260 | 69 | 64 | 61 | 437 | 356 | 351 | 94 | 96 | 72 | 40 | 168 | 166 |
Wind waves Height (m) Direction Period (s) | ENE 12 | ENE 7 | ENE 8 | E 8 | ESE 8 | ESE 9 | S 15 | SSW 13 | SSW 12 | SSW 10 | SSW 9 | SW 8 | SSW 8 | SSW 8 | W 6 | W 6 | — | — | — | — | — | — | — |
| kJ | 1461 | 870 | 1144 | 1338 | 1841 | 2908 | 29978 | 20142 | 9794 | 4030 | 1302 | 1179 | 657 | 444 | 44 | 32 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 126 | 38 | 46 | 297 | 296 | 296 | 297 | 297 | 314 | 32 | 32 | 34 | 23 | 11 | 11 | 11 | 11 | 10 | 11 | 38 | 38 | 14 | 10 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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