Surf Forecasts:
How big are the waves at Ammonias today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 6ft (1.8m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 6ft (1.8m), 7s period with ENE swell.
- Evening surf: Evening surf (17 Oct, local time) - 5.5ft (1.7m), 7s period with ENE swell.
The current surf forecast for Ammonias at 11AM is: 1.9m 7s primary swell from a East-northeast direction and 0.4m 14s secondary swell from a South direction (forecast issued at 07:00am October 17). An open ocean swell of 0.7m 11s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 6ft (1.8m) | 7s |
| Afternoon (17 Oct) | 6ft (1.8m) | 7s |
| Evening (17 Oct) | 5.5ft (1.7m) | 7s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Sat night. Warm (max 26°C on Sat afternoon, min 24°C on Sat night). Mainly fresh winds. | |||||||||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | |||||||||||||||||||||
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 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 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 306 | 298 | 338 | 295 | 285 | 299 | 306 | 385 | 431 | 443 | 498 | 428 | 428 | 417 | 604 | 640 | 627 | 540 | 555 | 555 | 620 | 585 | 555 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 9:18AM0.55m | 10:04PM0.19m | 10:27AM0.54m | 11:33PM0.23m | 11:20AM0.54m | ||||||||||||||||||
Low Tide | 7:26PM0.18m | 1:24AM0.17m | 6:57PM0.17m | 3:13AM0.19m | 6:54PM0.16m | ||||||||||||||||||
 |  | | | | | | | |  | | | | |  | | |  | | | | | | |
 | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:08 | — | — |
mm | 1 | — | — | — | — | 1 | 1 | 2 | 2 | 2 | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Temp °C | 25 | 25 | 25 | 26 | 26 | 25 | 24 | 25 | 24 | 25 | 26 | 26 | 25 | 25 | 24 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 24 | 24 | 23 | 24 | 24 | 24 | 22 | 24 | 22 | 23 | 24 | 24 | 23 | 23 | 22 | 23 | 22 | 22 | 24 | 24 | 23 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | NNW 11 | NNW 11 | NNW 11 | N 10 | N 10 | N 10 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | N 12 | N 11 | N 11 | N 11 | N 11 | N 11 | N 12 | N 12 | N 12 | N 11 | N 11 |
| kJ | 158 | 156 | 119 | 108 | 77 | 77 | 125 | 123 | 212 | 193 | 180 | 137 | 134 | 127 | 119 | 85 | 85 | 84 | 97 | 98 | 66 | 64 | 39 |
Swell 2 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 14 | S 14 | N 13 | N 10 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | SE 8 | SE 8 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 |
| kJ | 103 | 102 | 65 | 63 | 61 | 55 | 50 | 85 | 84 | 84 | 83 | 83 | 52 | 32 | 24 | 45 | 44 | 44 | 44 | 44 | 44 | 44 | 43 |
Swell 3 Height (m) Direction Period (s) | SE 8 | S 10 | S 10 | SE 8 | SE 8 | S 14 | S 13 | N 10 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | S 12 | SW 17 | SW 17 | SW 17 | SE 8 | SE 9 | SW 15 | SW 15 | SW 16 | SW 16 |
| kJ | 17 | 32 | 31 | 17 | 15 | 57 | 87 | 49 | 52 | 51 | 46 | 44 | 43 | 28 | 70 | 72 | 74 | 25 | 12 | 34 | 57 | 61 | 64 |
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 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 306 | 298 | 338 | 295 | 285 | 299 | 306 | 385 | 431 | 443 | 498 | 428 | 428 | 417 | 604 | 640 | 627 | 540 | 555 | 555 | 620 | 585 | 555 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 16 | 31 | 31 | 31 | 31 | 16 | 33 | 38 | 38 | 38 | 38 | 299 | 299 | 126 | 46 | 46 | 46 | 38 | 33 | 31 | 33 | 46 | 38 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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