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Surf Forecasts:
Acid Drops surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 pm Friday 17 Apr 2026 HSTForecast update in hr min s Forecast update imminent
Acid Drops surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Acid Drops sea temperature is
24.8° C
(Which is normal for this time of year)How big are the waves at Acid Drops today?
The current surf forecast for Acid Drops at 12AM is: 0.5m 13s primary swell from a West direction and 0.5m 13s secondary swell from a South direction (forecast issued at 07:00pm April 17). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 4ft (1.2m) | 6s |
| Afternoon (18 Apr) | 1.5ft (0.5m) | 12s |
| Evening (18 Apr) | 3.5ft (1.0m) | 6s |
Table - waves today at Acid Drops. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 6 | 6 | 6 | 6 | 12 | 12 | 6 | 6 | 7 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 12 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 86 | 87 | 87 | 85 | 108 | 108 | 92 | 75 | 75 | 75 | 98 | 83 | 74 | 69 | 57 | 84 | 85 | 88 | 93 | 97 | 73 | 83 | 83 | 83 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | off | cross- off | off | cross- off | cross- on | glass | cross- off | off | off | off | cross- off | cross- off | off | off | off | cross- off | cross- off | glass | cross- off | cross | cross- on |
High Tide / height (m) | 3:32AM 0.40 | 4:56PM 0.77 | 4:05AM 0.34 | 5:45PM 0.77 | 4:37AM 0.30 | |||||||||||||||||||
Low Tide / height (m) | 10:50PM 0.20 | 9:35AM -0.01 | 11:52PM 0.22 | 10:07AM -0.00 | 1:05AM 0.23 | 10:43AM 0.02 | ||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:13 | - | - |
| Sunset | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:59 | - | - | - | - | - | - | - |
 |  | |  | |  |  |  | |  | | | | | | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | 1 | 1 | - | - | - | - | - | 1 | 3 | - | - | - | - | - | - | 1 |
| Temp. °C | 25 | 23 | 23 | 23 | 23 | 23 | 26 | 26 | 25 | 24 | 23 | 23 | 22 | 23 | 24 | 24 | 23 | 22 | 23 | 23 | 23 | 24 | 25 | 25 |
| Feels °C (?) | 24 | 23 | 23 | 22 | 23 | 23 | 28 | 28 | 28 | 27 | 24 | 24 | 23 | 25 | 26 | 25 | 23 | 21 | 23 | 25 | 26 | 27 | 27 | 26 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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