Surf Forecasts:
How big are the waves at Ammonias today (23 Jul):
- Morning surf: Morning surf (23 Jul, local time) - 2.5ft (0.8m), 20s period with SSW swell.
- Afternoon surf: Afternoon surf (23 Jul, local time) - 2.5ft (0.8m), 20s period with SSW swell.
- Evening surf: Evening surf (23 Jul, local time) - 3ft (0.9m), 19s period with SSW swell.
The current surf forecast for Ammonias at 8AM is: 0.9m 21s primary swell from a South-southwest direction and 0.8m 13s secondary swell from a South direction, 1.9m 7s secondary swell from a East-northeast direction (forecast issued at 01:00am July 23). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Jul) | 2.5ft (0.8m) | 20s |
| Afternoon (23 Jul) | 2.5ft (0.8m) | 20s |
| Evening (23 Jul) | 3ft (0.9m) | 19s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Thu morning. Warm (max 26°C on Thu afternoon, min 24°C on Thu morning). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | ||||||||||||||||||||||
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) | SSW 22 | SSW 21 | SSW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | ENE 7 | SSW 18 | SSW 17 | SSW 17 | ENE 7 | ENE 7 | ENE 8 | SSW 20 | ENE 8 | ENE 8 | SSW 18 | SSW 18 | SSW 18 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 480 | 467 | 607 | 528 | 517 | 399 | 657 | 679 | 469 | 459 | 422 | 471 | 456 | 428 | 404 | 432 | 444 | 509 | 634 | 502 | 497 | 731 | 670 | 662 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross |
High Tide | 12:55PM0.57m | 1:36PM0.61m | 00:21AM0.18m | 2:14PM0.63m | ||||||||||||||||||||
Low Tide | 4:16AM0.04m | 5:07AM0.04m | 10:06PM0.17m | 6:00AM0.03m | 10:10PM0.16m | |||||||||||||||||||
 | |  | |  |  | | |  | | |  | | | | | |  | | | | | |  | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:21 | — | — | — | — | — | — | — | 7:21 | — | — | — | — | — | — | — | 7:20 | — | — |
mm | — | — | 1 | 1 | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 1 | — | 1 | — | — | 1 | 1 |
Temp °C | 24 | 24 | 24 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 24 | 24 |
Feels °C | 23 | 23 | 23 | 23 | 25 | 23 | 22 | 23 | 24 | 24 | 22 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 24 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | SSW 21 | SSW 20 | S 13 | S 13 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | S 12 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 |
| kJ | 212 | 209 | 607 | 528 | 212 | 219 | 657 | 679 | 469 | 459 | 422 | 190 | 443 | 428 | 404 | 385 | 302 | 507 | 634 | 502 | 497 | 731 | 670 | 662 |
Swell 2 Height (m) Direction Period (s) | SSW 22 | SSW 21 | S 13 | S 13 | SSW 20 | SSW 20 | S 11 | SSE 8 | S 13 | S 13 | S 12 | SSW 18 | S 12 | S 12 | S 21 | S 21 | S 20 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 11 | S 11 | S 11 |
| kJ | 480 | 467 | 209 | 209 | 517 | 399 | 82 | 37 | 123 | 215 | 196 | 356 | 141 | 138 | 326 | 326 | 404 | 226 | 198 | 223 | 196 | 63 | 60 | 38 |
Swell 3 Height (m) Direction Period (s) | E 12 | E 12 | SW 16 | E 12 | E 12 | E 12 | SSE 8 | S 13 | S 11 | SW 15 | SW 14 | S 22 | SSW 22 | S 21 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | E 14 | E 13 | E 13 |
| kJ | 103 | 103 | 65 | 103 | 101 | 98 | 37 | 123 | 56 | 54 | 54 | 86 | 156 | 326 | 102 | 98 | 100 | 97 | 97 | 95 | 66 | 33 | 55 | 54 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 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 |
| kJ | 188 | 212 | 307 | 316 | 308 | 299 | 317 | 349 | 388 | 388 | 371 | 471 | 456 | 400 | 363 | 432 | 444 | 509 | 494 | 483 | 483 | 476 | 531 | 560 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 38 | 16 | 31 | 33 | 38 | 38 | 122 | 46 | 16 | 16 | 31 | 31 | 33 | 31 | 38 | 31 | 16 | 31 | 16 | 31 | 31 | 31 | 16 | 33 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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