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Ammonias Surf Forecast
/ HAW – Kaua'i (25 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Ammonias surfForecast / HAW – Kaua'i / USA
48hr Weather and Surf, issued 7 pm Sunday 22 Mar 2026 HSTForecast update in hr min s Forecast update imminent
Ammonias surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ammonias sea temperature is
24.7° C
(Which is slightly warmer than usual)How big are the waves at Ammonias today?
The current surf forecast for Ammonias at 12AM is: 0.7m 16s primary swell from a South-southwest direction (forecast issued at 07:00pm March 22). An open ocean swell of 1.1m 10s is not directed at the surf break, a second open ocean swell of 0.9m 10s is not directed at the surf break, a second open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Mar) | - | - |
| Afternoon (23 Mar) | 2.5ft (0.7m) | 16s |
| Evening (23 Mar) | 2.5ft (0.7m) | 16s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 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) (?) | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 6 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 223 | 223 | 220 | 284 | 215 | 201 | 188 | 140 | 138 | 138 | 169 | 136 | 136 | 134 | 113 | 108 | 71 | 70 | 69 | 68 | 44 | 43 | 42 | 42 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 7:10PM 0.54 | 5:11AM 0.19 | 8:23PM 0.54 | 9:47PM 0.54 | ||||||||||||||||||||
Low Tide / height (m) | 2:16AM 0.17 | 12:04PM -0.06 | 12:56PM -0.03 | |||||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - |
| Sunset | 6:49 | - | - | - | - | - | - | - | 6:49 | - | - | - | - | - | - | - | 6:49 | - | - | - | - | - | - | - |
 |  | | | |  | | | | | | | | | | | |  |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 22 | 22 | 21 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 22 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 22 | 22 | 22 |
| Feels °C (?) | 22 | 22 | 21 | 21 | 20 | 20 | 21 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 19 | 18 | 18 | 17 | 17 | 18 | 19 | 18 | 19 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ammonias surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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