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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 am Wednesday 03 Dec 2025 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
26.0° C
(Which is slightly warmer than usual)How big are the waves at Ammonias today?
The current surf forecast for Ammonias at 9AM is: 0.4m 6s primary swell from a East direction and 0.3m 7s secondary swell from a Southeast direction (forecast issued at 07:00am December 03). An open ocean swell of 0.6m 12s is not directed at the surf break, a second open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Dec) | 1.5ft (0.4m) | 6s |
| Afternoon (03 Dec) | - | - |
| Evening (03 Dec) | 1ft (0.3m) | 5s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 03 | Thursday 04 | Friday 05 | Sat 06 | |||||||||||||||||||||
| 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 | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 6 | 12 | 13 | 13 | 5 | 6 | 6 | 5 | 7 | 6 | 6 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 14 | 12 | 0 | 0 | 0 | 5 | 5 | 7 | 4 | 16 | 7 | 6 | 10 | 15 | 33 | 66 | 70 | 92 | 138 | 159 | 164 | 147 | 178 | 232 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | glass | on | on | on | cross | glass | on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 2:50AM 0.74 | 1:42PM 0.24 | 3:34AM 0.79 | 2:29PM 0.21 | 4:19AM 0.80 | 3:16PM 0.20 | ||||||||||||||||||
Low Tide / height (m) | 9:56AM 0.16 | 7:45PM -0.11 | 10:52AM 0.14 | 8:26PM -0.12 | 11:47AM 0.13 | 9:09PM -0.10 | ||||||||||||||||||
Wednesday 03 | Thursday 04 | Friday 05 | Sat 06 | |||||||||||||||||||||
| Sunrise | - | 7:00 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:52 | - | - | - |
 |  | |  | |  | | | | | | | | | | | |  | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | 1 | - | - | 1 | 1 |
| Temp. °C | 23 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 22 | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 23 |
| Feels °C (?) | 25 | 24 | 25 | 25 | 26 | 26 | 24 | 25 | 24 | 25 | 25 | 26 | 27 | 26 | 25 | 24 | 25 | 24 | 25 | 25 | 26 | 25 | 23 | 23 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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