Surf Forecasts:
How big are the waves at Acid Drops today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 6ft (1.9m), 8s period with E swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 6ft (1.8m), 8s period with E swell.
- Evening surf: Evening surf (20 Sep, local time) - 3.5ft (1.0m), 15s period with SSW swell.
The current surf forecast for Acid Drops at 2AM is: 1.9m 8s primary swell from a East direction and 0.8m 16s secondary swell from a South-southwest direction, 0.5m 14s secondary swell from a South-southwest direction (forecast issued at 07:00pm September 19). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 6ft (1.9m) | 8s |
| Afternoon (20 Sep) | 6ft (1.8m) | 8s |
| Evening (20 Sep) | 3.5ft (1.0m) | 15s |
Table - waves today at Acid Drops. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Sun morning, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | |||||||||||||||||
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 16 | SSW 16 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 377 | 412 | 408 | 466 | 466 | 466 | 454 | 424 | 468 | 468 | 462 | 350 | 341 | 362 | 410 | 328 | 304 | 299 | 251 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | off | off | off |
High Tide | 11:20PM0.23m | 12:16PM0.59m | 00:27AM0.27m | 12:54PM0.62m | |||||||||||||||
Low Tide | 8:18PM0.22m | 3:53AM0.19m | 8:04PM0.20m | 5:19AM0.17m | 8:09PM0.18m | ||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | 6:37 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:35 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 26 | 25 | 26 | 28 | 27 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 27 | 26 | 24 | 24 |
Feels °C | 26 | 26 | 27 | 26 | 25 | 26 | 27 | 26 | 25 | 25 | 24 | 25 | 23 | 24 | 25 | 26 | 25 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | S 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 |
| kJ | 377 | 382 | 257 | 346 | 346 | 446 | 419 | 387 | 468 | 468 | 462 | 350 | 341 | 336 | 331 | 322 | 304 | 299 | 236 |
Swell 2 Height (m) Direction Period (s) | S 18 | S 18 | SSW 16 | SSW 14 | SSW 14 | W 13 | W 13 | W 12 | SSE 8 | SSE 8 | SSE 7 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 13 |
| kJ | 154 | 99 | 223 | 104 | 104 | 3 | 3 | 3 | 27 | 25 | 20 | 11 | 10 | 9 | 9 | 9 | 9 | 22 | 30 |
Swell 3 Height (m) Direction Period (s) | SE 8 | W 8 | S 13 | S 13 | W 13 | S 13 | N 11 | S 12 | W 12 | W 12 | W 12 | NW 10 | NNW 10 | NW 10 | NW 10 | S 11 | S 11 | SE 9 | SE 9 |
| kJ | 33 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 11 | 11 | 11 | 4 | 11 | 4 | 4 | 2 | 2 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 365 | 412 | 408 | 466 | 466 | 466 | 454 | 424 | 387 | 350 | 371 | 324 | 324 | 362 | 410 | 328 | 302 | 273 | 251 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 20 | 129 | 0 | 0 | 20 | 26 | 20 | 20 | 20 | 0 | 0 | 0 | 18 | 18 | 0 | 17 | 17 | 0 | 0 |
Best forecast wave conditions in Kaua'i | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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