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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 06 May 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
24.3° C
(Which is normal for this time of year)How big are the waves at Ammonias today?
The current surf forecast for Ammonias at 11AM is: 0.4m 18s primary swell from a South-southwest direction and 0.6m 7s secondary swell from a East-northeast direction (forecast issued at 07:00am May 06). An open ocean swell of 0.6m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 May) | 2ft (0.6m) | 7s |
| Afternoon (06 May) | 1.5ft (0.4m) | 17s |
| Evening (06 May) | 1.5ft (0.4m) | 16s |
Table - waves today at Ammonias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Fri afternoon. Warm (max 24°C on Wed morning, min 21°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 6 | Thursday 7 | Friday 8 | Sat 9 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 7 | ENE 7 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | S 16 | S 16 | SSW 15 | SE 9 | SSW 15 | SSW 18 | SSW 15 | SSW 18 | S 17 | S 16 | S 17 | S 17 | S 16 | SSW 16 | S 16 | S 16 | |
37 | 37 | 102 | 100 | 87 | 86 | 201 | 146 | 131 | 127 | 72 | 30 | 121 | 106 | 71 | 106 | 144 | 135 | 140 | 144 | 139 | 90 | 132 | 131 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 4:25AM0.13m | 7:37PM0.52m | 8:34PM0.49m | 9:03AM0.12m | 9:30PM0.48m | |||||||||||||||||||
Low Tide | 3:20AM0.13m | 11:11AM0.02m | 11:57AM0.05m | 5:26AM0.11m | 1:02PM0.09m | |||||||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | |  | |  | | |
 | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | 6:01 |
 | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:06 | — | — | 7:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 1 | |
Temp °C | 22 | 23 | 24 | 24 | 23 | 23 | 22 | 22 | 21 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 24 | 24 | 24 | 23 | 23 | 22 |
23 | 24 | 25 | 24 | 23 | 23 | 22 | 22 | 21 | 22 | 23 | 23 | 22 | 21 | 22 | 22 | 23 | 22 | 24 | 24 | 24 | 23 | 23 | 23 | |
Swell 1 Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | SE 9 | SE 9 | SE 9 | SSW 16 | SSW 16 | S 16 | NNW 12 | NNW 11 | NNW 10 | NNW 14 | NNW 13 | NW 13 | NNW 13 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NW 12 | NW 12 | S 16 |
 kJ | 37 | 37 | 36 | 41 | 41 | 41 | 201 | 146 | 131 | 186 | 150 | 184 | 447 | 434 | 205 | 277 | 237 | 187 | 184 | 180 | 177 | 110 | 83 | 131 |
Swell 2 Height (m) Direction Period (s) | SE 7 | NW 10 | SSW 18 | SSW 17 | SSW 16 | SSW 16 | SE 9 | SE 9 | NNW 12 | NW 15 | NW 15 | NW 14 | SSW 15 | SSW 14 | N 9 | SSW 18 | S 17 | S 16 | S 17 | S 17 | S 16 | SSW 16 | S 16 | NW 11 |
| kJ | 22 | 35 | 102 | 100 | 87 | 86 | 30 | 30 | 50 | 143 | 171 | 167 | 121 | 70 | 56 | 106 | 144 | 135 | 140 | 144 | 139 | 90 | 132 | 43 |
Swell 3 Height (m) Direction Period (s) | NW 10 | SE 6 | SE 6 | NW 10 | NW 10 | NW 10 | E 8 | NW 16 | NW 16 | S 16 | SSW 15 | SE 9 | SE 9 | SSW 18 | SSW 15 | E 8 | E 8 | E 8 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 37 | 11 | 10 | 25 | 24 | 24 | 10 | 96 | 89 | 127 | 72 | 30 | 30 | 106 | 71 | 20 | 21 | 19 | 36 | 36 | 36 | 35 | 35 | 34 |
Wind waves Height (m) Direction Period (s) | NNE 6 | NNE 6 | NE 6 | NE 7 | NE 7 | NE 7 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | ENE 4 | ENE 4 | ENE 4 | ENE 4 | ENE 4 | ENE 4 | NE 4 | NE 4 | NE 5 | NE 5 |
| kJ | 12 | 7 | 34 | 46 | 46 | 52 | 17 | 14 | 11 | 10 | 10 | 10 | 10 | 11 | 9 | 5 | 5 | 5 | 10 | 13 | 15 | 21 | 31 | 56 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 10 | 10 | 12 | 0 | 15 | 0 | 10 | 15 | 15 | 12 | 12 | 16 | 16 | 16 | 16 | 10 | 1 | 15 | 12 | 10 | 16 | 16 | 16 |
Best forecast wave conditions in Kaua'i | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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