Surf Forecasts:
How big are the waves at Ammonias today (04 Sep):
- Morning surf: Morning surf (04 Sep, local time) - 4.5ft (1.3m), 12s period with SSE swell.
- Afternoon surf: Afternoon surf (04 Sep, local time) - 5ft (1.6m), 12s period with SSE swell.
- Evening surf: Evening surf (04 Sep, local time) - 4.5ft (1.4m), 12s period with SSE swell.
The current surf forecast for Ammonias at 6AM is: 1.2m 12s primary swell from a South-southeast direction and 0.7m 14s secondary swell from a East direction, 1.9m 7s secondary swell from a East-northeast direction (forecast issued at 01:00am September 04). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 4.5ft (1.3m) | 12s |
| Afternoon (04 Sep) | 5ft (1.6m) | 12s |
| Evening (04 Sep) | 4.5ft (1.4m) | 12s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Sun afternoon. Warm (max 26°C on Fri morning, min 24°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 4 | Saturday 5 | Sunday 6 | ||||||||||||||||||||||
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 | 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 | SSE 12 | ENE 7 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | S 12 | S 13 | S 12 | S 12 | S 12 | ENE 14 | ENE 13 | ENE 13 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | SSW 13 | SSW 14 | SSW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 444 | 429 | 376 | 778 | 703 | 599 | 422 | 639 | 764 | 784 | 746 | 874 | 1755 | 1654 | 1641 | 1740 | 1641 | 1592 | 1568 | 1544 | 1405 | 1725 | 1958 | 2634 |
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 | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:57AM0.61m | 12:04PM0.65m | 11:37PM0.20m | 12:57PM0.68m | ||||||||||||||||||||
Low Tide | 2:01AM0.05m | 3:24AM0.06m | 8:23PM0.17m | 4:50AM0.05m | 8:30PM0.15m | |||||||||||||||||||
 | |  | |  |  | |  |  | | |  | | | |  | | | | |  | |  |  | |
 | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | 5 | 4 | 2 |
Temp °C | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 24 | 24 |
Feels °C | 23 | 23 | 23 | 23 | 24 | 23 | 22 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | SSE 11 | SSE 12 | SSE 12 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | S 12 | S 13 | S 12 | S 12 | S 12 | S 13 | S 13 | S 12 | S 12 | S 12 | SSW 12 | SSW 13 | SSW 13 | SSW 12 | SSW 13 | SSW 14 | SSW 14 |
| kJ | 329 | 429 | 330 | 778 | 703 | 599 | 422 | 639 | 764 | 784 | 746 | 874 | 1041 | 1009 | 948 | 1100 | 988 | 992 | 1365 | 1259 | 680 | 1725 | 1958 | 2634 |
Swell 2 Height (m) Direction Period (s) | E 12 | E 14 | SSE 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | E 14 | SSW 18 | SSW 17 | NNE 9 | NNE 9 | SSE 8 | SSE 9 | SSE 8 | SSW 16 | SSW 15 | SE 10 | E 12 | — |
| kJ | 109 | 199 | 243 | 196 | 232 | 289 | 395 | 407 | 485 | 485 | 561 | 465 | 121 | 117 | 16 | 15 | 46 | 56 | 28 | 232 | 833 | 25 | 496 | — |
Swell 3 Height (m) Direction Period (s) | S 13 | S 13 | E 14 | SW 12 | SW 13 | WSW 13 | S 13 | SSW 20 | SSW 20 | NNE 11 | SW 18 | SSW 18 | NNE 10 | NNE 10 | NNE 9 | NNE 9 | N 9 | SE 9 | SSE 10 | SE 10 | SSE 10 | N 10 | SE 10 | — |
| kJ | 92 | 92 | 202 | 6 | 27 | 16 | 222 | 37 | 37 | 12 | 84 | 121 | 19 | 18 | 17 | 16 | 6 | 23 | 38 | 24 | 38 | 8 | 24 | — |
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 14 | ENE 13 | ENE 13 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 7 | ENE 12 |
| kJ | 444 | 376 | 376 | 379 | 366 | 340 | 305 | 319 | 310 | 293 | 302 | 338 | 1755 | 1654 | 1641 | 1740 | 1641 | 1592 | 1568 | 1544 | 1405 | 1510 | 268 | 1564 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 46 | 16 | 31 | 31 | 33 | 31 | 126 | 16 | 16 | 16 | 16 | 16 | 31 | 31 | 31 | 16 | 16 | 16 | 16 | 33 | 31 | 118 | 127 | 118 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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